The present invention relates to a polymer composition suitable for manufacturing a film comprising the following components: a) 99.0 to 99.9999 wt.-% based on the total weight of the polymer composition of a metallocene-catalysed heterophasic polypropylene comprising: i) 80 to 95 wt.-% of a crystalline matrix being a propylene homo- or copolymer containing 0.0 to 5.0 wt.-% of a comonomer each based on the total weight of the metallocene-catalysed heterophasic polypropylene; and ii) 5 to 20 wt.-% based on the total weight of the metallocene-catalysed heterophasic polypropylene of an amorphous propylene ethylene elastomer optionally comprising C4-C12 alpha-olefin(s) as further comonomers, dispersed in said crystalline matrix i), wherein the crystalline matrix i) has a MFR2 (230° C., 2.16 kg, ISO 1133) in the range of 1.0 to 10.0 g/10 min and a melting point Tm (determined by DSC as described in the specification) in the range of 130 to 160° C.; and the amorphous phase ii) has a C2-content of the XCS fraction in the range of 10 to 50 wt.-% based on the total weight of the and an IV of the XCS fraction (DIN ISO 1628/1) in the range of 1.2 to 5.0 dl/g; and i) and ii) add up to 100 wt.-%, and b) 0.0001 to 1.0 wt.-% of a beta-nucleating agent; wherein components a) and b) add up to 100 wt.-%. The present invention further relates to a film made of this composition and its use.
A process for the preparation of a monophasic propylene-ethylene random copolymer composition (R-PP) having an MFR2 of 0.01 to 1.00 g/10 min, in at least two polymerization reactors using a particular single site catalyst.
The invention provides a polymer composition comprising: (i) 95.0 to 99.95 wt %, relative to the total weight of the polymer composition, of a multimodal high density polyethylene (HDPE) with a density of 945 to 980 kg/m3 measured according to ISO 1183, and an MFR2 of 0.1 to 1.3 g/10 min measured according to ISO 1133 at 190° C. and a load of 2.16 kg; and wherein the multimodal HDPE comprises at least two fractions: (A) 30 to 70 wt %, relative to the total weight of the multimodal HDPE, of a lower molecular weight fraction being a polyethylene with a density in the range of 955 to 980 kg/m3 measured according to ISO 1183 and an MFR2 of 100 to 600 g/10 min measured according to ISO 1133 at 190° C. and a load of 2.16 kg; and (B) 30 to 70 wt %, relative to the total weight of the multimodal HDPE, of a higher molecular weight fraction being a polyethylene with a density in the range of 930 to 960 kg/m3 measured according to ISO 1183 and an MFR2 of 0.0001 to 1.0 g/10 min measured according to ISO 1133 at 190° C. and a load of 2.16 kg; and (ii) 0.05 to 0.5 wt %, relative to the total weight of the polymer composition, of at least one saturated amide slip agent.
B29C 43/00 - Moulage par pressage, c.-à-d. en appliquant une pression externe pour faire couler la matière à moulerAppareils à cet effet
B29C 45/00 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
B29L 31/56 - Bouchons ou couvercles pour bouteilles, bocaux ou analogues
The present application provides a polypropylene composition for preparing a foam. The polypropylene composition comprises: (a) at least 40.0 wt. % of a long chain branched polypropylene, and (b) at least 20.0 wt. % of a linear polypropylene, wherein the weight amounts are based on the total weight of the polypropylene composition, and wherein the polypropylene composition has a melt flow rate MFR2 (ISO 1133, 2.16 kg load, 230° C.) of at least 2.5 g/10 min. Furthermore, a foam is provided which comprises said polypropylene composition as well as processes for preparing said polypropylene composition and said foam.
C08J 3/20 - Formation de mélanges de polymères avec des additifs, p. ex. coloration
C08J 3/22 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en utilisant les techniques des charges mères
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement
C08J 9/14 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable par un agent physique de gonflage organique
Glass fiber reinforced polypropylene based composition including propylene-1-butene random copolymer or ethylene-propylene random copolymer, high pressure polyethylene acrylate copolymer and short glass fibers.
A cable comprising a conductor which is surrounded by at least an inner semi conductive layer, an insulation layer and an outer semi conductive layer in that order; wherein said inner and/or outer semi conductive layer comprises an LDPE homopolymer or LDPE copolymer, an antioxidant, carbon black and a peroxide selected from the group consisting of a saturated aliphatic monofunctional peroxide and a saturated aliphatic bifunctional peroxide and a monofunctional peroxide containing an aromatic group; and wherein said insulation layer comprises an LDPE homopolymer or LDPE copolymer and a peroxide selected from the group consisting of an aliphatic monofunctional peroxide, an aliphatic bifunctional peroxide and a monofunctional peroxide containing an aromatic group.
The present application provides a polypropylene composition for preparing a foam. The polypropylene composition comprises (a) a long chain branched polypropylene, and (b) a linear polypropylene, wherein the linear polypropylene has a melt flow rate MFR2 (ISO 1133, 2.16 kg load, 230° C.) of at least 15.0 g/10 min, and wherein the linear polypropylene is present in the polypropylene composition in an amount of at least 30.0 wt. %, based on the total weight of the polypropylene composition. The present application further relates to a foam comprising said polypropylene composition.
C08J 3/22 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en utilisant les techniques des charges mères
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement
C08J 9/14 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable par un agent physique de gonflage organique
The present invention is related to a flame retardant polypropylene composition (C) comprising a propylene polymer (PP), a nitrogen-containing flame retardant (FR) and a flame retardant synergist (S) being an inorganic compound comprising Mg, Al and/or Zr.
A polypropylene composition (PC) being a mixed-plastic polypropylene blend, being obtainable by blending at least components a) to e): a) from 15.0 to 40.0 wt.-%, of a HECO having an MFR2 of 12 to 70 g/10 min; b) from 30.0 to 60.0 wt.-% of a mixed-plastic polypropylene blend (B) having an MFR2 of 16 to 50 g/10 min and an amount of defects with a particle size in the range from 0.05 to 0.10 mm2 in the range from 0.1 to 1.0 particles/cm2; c) from 18.0 to 25.0 wt.-% of an inorganic filler (F); d) optionally, from 0.0 to 15.0 wt.-% of a propylene homopolymer (h-PP) having an MFR2 of 50 to 200 g/10 min; and e) from 0.2 to 5.0 wt.-%, of further additive(s) (A).
The present invention relates to a process for purifying a crude pyrolysis oil at least partially originating from the pyrolysis of plastic waste to obtain a purified pyrolysis oil. The invention is further directed to a method for producing a cracker feedstock comprising the purified pyrolysis oil.
C10G 1/00 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p. ex. bois, charbon
C10G 1/10 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p. ex. bois, charbon à partir de caoutchouc ou de déchets de caoutchouc
C10G 27/12 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par oxydation avec de l'oxygène ou des composés donnant de l'oxygène avec des composés donneurs d'oxygène, p. ex. avec des percomposés, avec l'acide chromique, avec des chromates
C10G 53/14 - Traitement des huiles d'hydrocarbures, en l'absence d'hydrogène, par plusieurs procédés de raffinage uniquement par plusieurs étapes en série comprenant au moins une étape d'oxydation
C10G 55/04 - Traitement des huiles d'hydrocarbures, en l'absence d'hydrogène, par au moins un procédé de raffinage et par au moins un procédé de craquage uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique
A process for the treatment of a mixed plastic waste comprising: (I) pyrolyzing a mixed plastic waste in a pyrolysis reactor at a temperature of 250 to 700° C. and a pressure of 1.0 to 100 bar to form a pyoil; (II) directly transferring the pyoil to a hydrotreatment unit, optionally via a filter, and subjecting said pyoil to hydrotreatment with a catalyst in the presence of hydrogen at a temperature of 250 to 700° C. and a pressure of 1.0 to 100 bar to form a hydrotreated pyoil; (III) recycling a portion of the hydrotreated pyoil directly from the hydrotreatment unit to the pyrolysis reactor.
C10G 1/02 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p. ex. bois, charbon par distillation
B01J 8/04 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes le fluide passant successivement à travers plusieurs lits
C10G 49/00 - Traitement des huiles d'hydrocarbures, en présence d'hydrogène ou de composés donneurs d'hydrogène, non prévu dans un seul des groupes , , , ou
C10G 69/06 - Traitement des huiles d'hydrocarbures par au moins un procédé d'hydrotraitement et au moins un autre procédé de conversion uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique en l'absence d'hydrogène
12.
Polypropylene random copolymer compositions with improved impact resistance for pipe applications
Abu Dhabi Polymers Co. Ltd. (Borouge) - Sole Proprietorship L.L.C. (Émirats arabes unis)
Borealis AG (Autriche)
Inventeur(s)
Deveci, Suleyman
Das, Sabrata Kumar
Inepekoglou, Ioannis
Abrégé
The invention relates to a polypropylene composition comprising a base resin (A) and a nucleating agent (B), wherein the base resin (A) consists of a bimodal propylene copolymer (PP) with at least one comonomer being ethylene wherein the bimodal propylene copolymer (PP) comprises (PP1) a first propylene copolymer component and (PP2) a second propylene copolymer component, and wherein the first propylene copolymer component (PP1) is different from the second propylene copolymer component (PP2), and wherein the weight ratio of the first propylene copolymer component (PP1) including an optional prepolymer component to the second propylene copolymer component (PP2) is from 30:70 to 70:30, and wherein the polypropylene composition has (a) a melt flow rate MFR2 (2.16 kg, 230° C.) of 0.15 to 0.50 g/10 min, determined according to ISO 1133 at 230° C. and a load of 2.16 kg, (b) a total comonomer content of 3.5 to 5.0 wt. % based on the total weight of the bimodal propylene copolymer (PP) determined as described in the specification, (c) a content of xylene cold solubles (XCS) of equal to or below 8.2 wt. % based on the total weight of the bimodal propylene copolymer (PP) determined according to ISO 16152, and (d) a Charpy Notched Impact Strength at 23° C. of 45.0 kJ/m2 to 95.0 kJ/m2 and a Charpy Notched Impact Strength at 0° C. of at least 6.0 kJ/m2 both determined according to ISO 179/eA:2000 using notched injection moulded type 1A specimens, a process for producing said polypropylene composition, an article comprising said polypropylene composition and the use of said polypropylene composition for the production of an article.
The invention provides a process for the treatment of mixed plastic waste, said process comprising the following steps, in sequential order: a) converting a mixed plastic waste to a pyoil in a pyrolysis reactor; b) contacting at least a portion of the pyoil with a catalyst in the presence of hydrogen in a hydrotreatment unit to produce a hydrotreated pyoil; c) separating the hydrotreated pyoil into at least two fractions, wherein one of said fractions is a heavy fraction, preferably at least three fractions: a light fraction, a medium fraction and a heavy fraction, in a separating unit; and d) feeding the heavy fraction to a catalytic cracking reactor to produce a cracked heavy fraction.
B01J 8/22 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées l'agent fluidisant étant un liquide du gaz étant introduit dans le liquide
B01J 8/24 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées selon la technique du "lit fluidisé"
C10G 1/02 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p. ex. bois, charbon par distillation
The invention provides a process for transitioning between a Ziegler-Natta catalyst and a single site catalyst during the production of a polypropylene homo- or copolymer in a continuous multistage polymerisation reaction, wherein the process comprises the following steps, in sequential order: a) polymerising propylene and optionally comonomers in a first reactor and thereafter in a second reactor in the presence of the Ziegler-Natta catalyst; b) discontinuing the feed of the Ziegler-Natta catalyst into the first reactor; c) discontinuing the feed of an external donor to the Ziegler-Natta catalyst and reducing the feed of a Ziegler-Natta co-catalyst into the first reactor, wherein step c) takes place at least minutes, preferably 5 to 60 minutes after step b); d) reducing the solid content of the second reactor from a first operating level to a transitioning level in the range of 40 to 80%, relative to the level prior to step d); e) introducing the single site catalyst into the first reactor, wherein step e) takes place at least 30 minutes, preferably 30 minutes to 2 hours after step d); and f) increasing the solid content of the second reactor to a second operating level, preferably to the same level as prior to step d).
ABU DHABI POLYMERS CO. LTD (BOROUGE) - SOLE PROPRIETORSHIP L.L.C. (Émirats arabes unis)
Inventeur(s)
Kumar, Ashish
Antony, Nisha
Kaliappan, Senthil Kumar
Abrégé
The present invention concerns a multimodal polyethylene composition comprising a base resin comprising a copolymer of ethylene and at least one comonomer selected from alpha-olefins having from 3 to 10 carbon atoms, wherein the base resin has (a) a density of at least 945.0 kg/m3 and not more than 955.0 kg/m3, determined according to ISO 1183-1:2004, (b) a melt flow rate MFR5 (190° C., 5 kg), determined according to ISO 1133, of from 0.15 to 0.25 g/10 min., and wherein the polyethylene composition has (c) a molecular chain length, determined according to Quantitative 13C{1H} NMR analysis, of at least 850 and not more than 1200, and (d) a tensile modulus of at least 900 MPa and not more than 1200 MPa, determined according to ISO 527-3, a method for its production, a pipe or fitting comprising it and its use for increasing the pressure resistance and/or the slow crack growth resistance of a pipe or fitting. The multimodal polyethylene composition provides improved balance of pressure resistance and slow crack growth resistance with improved mechanical properties, such as tensile properties, strain hardening modulus, and impact performance.
A propylene/ethylene/1-butene terpolymer composition, includes a) a multimodal base polymer in an amount from 95 to 99.9 wt.-% relative to the total weight of the propylene/ethylene/1-butene terpolymer composition, with the following properties: i. a melt flow rate in the range from 3 to 12 g/10 min, as determined according to ISO 1133 at 230° C. at a load of 2.16 kg; ii. a content of 2,1-regiodefects in the range from 0.1 to 1.0 mol-%, as determined according to quantitative 13C-NMR spectroscopy analysis; iii. an ethylene content in the range from 1.0 to 4.0 mol-%, as determined according to 13C-NMR spectroscopy; and iv. a 1-butene content in the range from 3.0 to 10.0 mol-%, as determined according to 13C-NMR spectroscopy; v. a xylene cold soluble content in the range from 0 to 3.0 wt.-%, as determined according to ISO 16152. The multimodal base polymer includes a1) a first terpolymer fraction, in an amount of from 50 wt.-% to 80 wt.-% relative to the total weight of the multimodal base polymer, with a melt flow rate in the range from 1 to 10 g/10 min, as determined according to ISO 1133 at 230° C. at a load of 2.16 kg; and a2) a second terpolymer fraction, in an amount of from 20 wt.-% to 50 wt.-% relative to the total weight of the multimodal base polymer, with a melt flow rate in the range from 5 to 30 g/10 min, as determined according to ISO 1133 at 230° C. at a load of 2.16 kg; b) additives in an amount of from 0.1 to 5 wt.-% relative to the total weight of the propylene/ethylene/1-butene terpolymer composition selected from the group consisting only of antioxidants, anti-blocking agents, UV-stabilizers, anti-scratch agents, mold release agents, lubricants, anti-static agents, pigments, and mixtures thereof. The propylene/ethylene/1-butene terpolymer is essentially free of acid scavengers.
The invention provides a polymer composition comprising:
a) 99.8 to 95.0 wt %, relative to the total weight of the polymer composition, of a high density polyethylene (HDPE) with a density of 940 to 980 kg/m3 measured according to ISO 1183, and an MFR2 of 0.1 to 5.0 g/10 min measured according to ISO 1133 at 190° C. and a load of 2.16 kg;
b) 0.05 to 0.5 wt %, relative to the total weight of the polymer composition, of at least one amide slip agent;
c) 0.1 to 1.0 wt %, relative to the total weight of the polymer composition, of a wax.
C08L 23/0807 - Copolymères de l'éthylène avec seulement des hydrocarbures insaturés contenant quatre atomes de carbone ou plus
B65D 41/00 - Capuchons, p. ex. couvercles à rebords ou capsules à sertissage, c.-à-d. éléments ayant des parties prenant sur la périphérie extérieure d'un col ou d'une paroi limitant une ouverture de versement ou de déchargeCouvercles de protection en forme de capuchons pour les éléments de fermeture, p. ex. couvercles décoratifs en feuille de métal ou en papier
The invention disclosed herein relates to a computer-implemented method for outputting parameter values describing at least an elastoplastic mechanical response of one or more materials, most preferably one or more polymers. The invention further relates to a non-transitory computer readable storage medium for tangibly storing computer program instructions capable of being executed by a processor, the computer program instructions defining the steps of one or more steps of the computer-implemented method for outputting parameter values as described herein.
G06F 30/27 - Optimisation, vérification ou simulation de l’objet conçu utilisant l’apprentissage automatique, p. ex. l’intelligence artificielle, les réseaux neuronaux, les machines à support de vecteur [MSV] ou l’apprentissage d’un modèle
A process for transitioning between two different catalysts during the production of polypropylene homo- or copolymers in a continuous multistage polymerisation reaction, the process comprising the steps of: a) polymerising propylene and optionally comonomers in a multi stage polymerisation reactor system comprising a prepolymerisation reactor, a subsequent slurry reactor and thereafter a gas phase reactor in the presence of a first catalyst; b) discontinuing the feed of the first catalyst to the prepolymerisation reactor; c) subsequently introducing, propylene, optionally comonomers, and a second catalyst into the prepolymerisation reactor, and further introducing an aluminium alkyl into the polymerisation reactor simultaneously with the introduction of the second catalyst; d) polymerising propylene and optionally comonomers in the multistage polymerisation reactor system in the presence of the second catalyst; wherein the first catalyst is a Ziegler-Natta catalyst and the second catalyst is a single site catalyst; and wherein the amount of aluminium alkyl fed in step c) is 0.5 to 10.0 g per ton of total propylene fed into the prepolymerisation reactor and the slurry reactor in steps c) and d).
The present application relates to a process for the production of a polypropylene copolymer, the process comprising the steps of a) prepolymerising propylene in a first reactor in the presence of ethylene and a metallocene catalyst yielding a prepolymer, wherein a ratio of the feed of ethylene to the feed of propylene is in the range of 0.1 to 15 mol/kmol, b) transferring the prepolymer to a second reactor, c) polymerising propylene in the second reactor in the presence of said prepolymer, one or more comonomers selected from alpha olefins having from 2 or 4 to 10 carbon atoms or mixtures thereof, preferably 2 or 4 carbon atoms, yielding a polypropylene copolymer, d) withdrawing the polypropylene copolymer from the second reactor or transferring the polypropylene copolymer to a third reactor, wherein the metallocene catalyst comprises a metallocene complex and a support, wherein the support comprises silica.
The present invention relates to a computer implemented method for predicting the ductile-to-brittle transition temperature of a test polymer composition based on impact curves. Furthermore, a non-transitory computer readable storage medium is provided for tangibly storing computer program instructions capable of being executed by a processor, the computer program instructions defining the steps the aforementioned computer implemented method. Furthermore, the invention is directed to the use of impact curves and values indicative of the ductile-to-brittle transition temperatures of polymer compositions for training machine learning algorithms.
Process for the production of a polypropylene homo- or copolymer, the process comprising the steps of a) prepolymerising propylene in a first reactor in the presence of hydrogen and a metallocene catalyst yielding a first polypropylene homo- or copolymer fraction, wherein a ratio of the feed of hydrogen to the feed of propylene is in the range of 0.01 to 0.08 mol/kmol, and wherein the temperature in the first reactor is from 15 to 29° C., b) transferring the first polypropylene homo- or copolymer fraction to a second reactor, c) polymerising in the second reactor propylene in the presence of the first polypropylene homo- or copolymer fraction, yielding a second polypropylene homo- or copolymer fraction, wherein a residence time in the second reactor is from 10 to 40 min, d) withdrawing the first and the second polypropylene homo- or copolymer fraction from the second reactor or transferring the first and the second polypropylene homo- or copolymer fraction to a third reactor.
A polypropylene (PP) composition comprising a long-chain branched terpolymer of propylene, ethylene and 1-butene (LCB-TER), wherein the composition has a MFR2, determined according to ISO1133, in a range of from 5 to 30 g/10 min, a melting temperature Tm in a range of from 100 to 150° C. and a crystallization temperature Tc in a range of from 90 to 120° C. A process for producing said PP composition involving a post-reactor treatment. Polymer film comprising said PP composition and a method for producing the same.
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B65D 65/40 - Emploi de stratifiés pour des buts particuliers d'emballage
24.
CABLE COMPRISING LAYER OF CROSSLINKABLE POLYETHYLENE COMPOSITION WITH IMPROVED CROSSLINKING SPEED
The present invention relates to cable comprising a layer comprising a crosslinkable polyethylene composition comprising one or more ethylene copolymer(s) containing monomer units with polar groups and monomer units with hydrolysable silane groups, wherein the monomer units with polar groups are present in an amount of 0.02 to 25 mol. %, and a sulphonic acid, wherein the layer thickness is at least 0.9 mm.
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
C08J 3/24 - Réticulation, p. ex. vulcanisation, de macromolécules
25.
Polyolefin Composition Comprising Polyethylene and Recycled Plastic Material
Provided is a polyolefin composition including 20-65 wt % of at least one high density polyethylene including at least one polyethylene homopolymer and at least one polyethylene copolymer with a melt flow rate MFR5 (190° C., 5 kg, measured according to ISO 1133) of at least 0.8 g/10 min and a B10 ESCR above 600 hours (measured according to ASTM D1693); 35-80 wt % of a polyethylene enriched blend of recycled plastic material, with a C2 fraction in amount of above 96.5 wt. %, as measured by NMR of the d2-tetrachloroethylene soluble fraction, and a continuous C3 fraction in amount of ≤3.5 wt.-%, as measured by NMR of the d2-tetrachloroethylene soluble fraction; optionally further additives, wherein the sum of all ingredients always adds up to 100 wt %. The polyolefin composition has an impact strength (ISO179-1, Charpy 1eA+23° C.) of at least 25 kJ/m2.
The present invention concerns a process for producing a heterophasic propylene copolymer composition, the process comprising the steps of a) preparing a bimodal matrix phase (A) of a heterophasic propylene copolymer by a1) polymerizing in a first reactor propylene to obtain a first propylene polymer fraction having a melt flow rate MFR2 of 25 to 85 g/10 min determined according to ISO 1133 at 230° C. and 2.16 kg load, a2) transferring the first propylene polymer fraction to a second reactor, and polymerizing in the second reactor propylene to obtain a second propylene polymer fraction, the combined first and second propylene polymer fractions having an MFR2 determined according to ISO 1133 at 230° C. and 2.16 kg load being at least 2.2 times higher than the MFR2 of the first propylene polymer fraction, b) preparing a disperse phase (B) of the heterophasic propylene copolymer by b1) transferring the first propylene polymer fraction and the second propylene polymer fraction to a third reactor, and polymerizing in the third reactor propylene and an alpha-olefin having 2 or 4 to 10 carbon atoms obtain a third propylene polymer fraction, c) withdrawing the heterophasic propylene copolymer comprising the first, second and third propylene polymer fraction, and d) obtaining the heterophasic propylene copolymer composition comprising the heterophasic propylene copolymer, wherein the heterophasic propylene copolymer composition has a melt flow rate MFR2 of 75 to 250 g/10 min determined according to ISO 1133 at 230° C. and 2.16 kg load, and wherein polymerizing in steps a1), a2) and b1) is conducted in the presence of a metallocene catalyst system, the metallocene catalyst system comprising a metallocene complex and a support, wherein the support comprises silica and wherein the metallocene complex is of formula (I).
ABU DHABI POLYMERS CO. LTD (BOROUGE) - SOLE PROPRIETORSHIP L.L.C. (Émirats arabes unis)
BOREALIS AG (Autriche)
Inventeur(s)
Qudaih, Rana
Smedberg, Annika
Abrégé
The invention is directed to a crosslinkable polyethylene composition comprising an additive composition consisting of polyethylene glycol and a mixture of 4,4′-thiobis (2-tertbutyl-5-methylphenol) plus thiodiethylene bis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate].
C08L 23/0869 - Copolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des acides insaturés, p.ex. acide [méth]acryliqueCopolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des esters insaturés, p. ex. esters de l’acide [méth]acrylique
A process for producing a homogenous polypropylene composition including a) Feeding and at least partially melting at least one first polypropylene (PP-A) having a first melt flow rate MFR2 (PP-A) in an extruder, for example a twin screw extruder; b) Feeding at least one second polypropylene (PP-B) having a second melt flow rate MFR2 (PP-B) downstream of feeding the first polypropylene (A) into said extruder, wherein the first melt flow rate MFR2 (PP-A) is lower than the second melt flow rate MFR2 (PP-B) and wherein the ratio of MFR2 (PP-B)/MFR2 (A) MFR2 (PP-A) is ≥30; c) Compounding the at least one first polypropylene (PP-A) and the at least one second polypropylene (PP-B) in said extruder to form a homogenous polyolefin composition.
Composition for automotive exterior components, the composition comprising a) 30 to 45 wt.-%, based on the total weight of the composition, of a first heterophasic propylene copolymer (HECO1) having a melt flow rate MFR2 of 50 to 250 g/10 min determined according to ISO 1133 at 230° C. and 2.16 kg load, a soluble fraction (SF) content of 6 to 22 wt.-% based on the total weight of the first heterophasic propylene copolymer (HECO1) as determined according to the CRYSTEX method, and an ethylene content C2(SF) of 15 to 30 wt.-% based on the total weight of the soluble fraction (SF) of the heterophasic propylene copolymer (HECO1) as determined by Fourier transform infrared spectroscopy (FTIR) calibrated with 13C-NMR spectroscopy, b) 15 to 30 wt.-%, based on the total weight of the composition, of a second heterophasic propylene copolymer (HECO2) having an MFR2 of 5 to 15 g/10 min determined according to ISO 1133 at 230° C. and 2.16 kg load, a soluble fraction (SF) content of 25 to 45 wt.-% based on the second heterophasic propylene copolymer (HECO2) as determined according to the CRYSTEX method, and an ethylene content C2(SF) of more than 30 to 50 wt.-% based on the total weight of the soluble fraction (SF) of the heterophasic propylene copolymer (HECO2) as determined by Fourier transform infrared spectroscopy (FTIR) calibrated with 13C-NMR spectroscopy, c) 8 to 18 wt.-%, based on the total weight of the composition, of an ethylene copolymer having a density of 860 to 880 kg/m3 determined according to ISO 1183, and an MFR2 of 0.1 to 3.0 g/10 min determined according to ISO 1133 at 190° C. and 2.16 kg load, and d) 15 to 30 wt.-%, based on the total weight of the composition, of an inorganic filler.
C08F 4/646 - Catalyseurs contenant au moins deux métaux différents, sous forme de métal ou composé métallique, en plus du composant couvert par le groupe
C08L 23/0869 - Copolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des acides insaturés, p.ex. acide [méth]acryliqueCopolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des esters insaturés, p. ex. esters de l’acide [méth]acrylique
C08L 23/0892 - Copolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des monomères contenant des atomes autres que le carbone, l’hydrogène ou l’oxygène
D06N 3/00 - Cuir artificiel, toile cirée ou matériau similaire obtenu par enduction de nappes fibreuses avec une substance macromoléculaire, p. ex. avec des résines, du caoutchouc ou leurs dérivés
D06N 3/04 - Cuir artificiel, toile cirée ou matériau similaire obtenu par enduction de nappes fibreuses avec une substance macromoléculaire, p. ex. avec des résines, du caoutchouc ou leurs dérivés avec des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
31.
ALPHA-NUCLEATED PROPYLENE/ETHYLENE/1-BUTENE TERPOLYMER COMPOSITIONS FOR BLOWN AND CAST FILMS
An alpha-nucleated monophasic propylene terpolymer composition (PC) having an ethylene content in the range from 0.75 to 4.0 mol-%, a 1-butene content in the range from 2.0 to 7.5 mol-%, an MFR2 in the range from 1.0 to 35 g/10 min, a melting temperature in the range from 125 to 140° C., and a crystallization temperature in the range from 95 to 115° C., wherein the alpha-nucleated monophasic propylene terpolymer composition (PC) furthermore has: a) a 1.5 N Hot Tack sealing process window, measured on a 50 m blown film sample, in the range from 15 to 25° C., or b) a 1.5 N Hot Tack sealing process window, measured on a 50 m cast film sample, in the range from 20 to 30° C.
C08L 23/20 - Homopolymères ou copolymères d'hydrocarbures contenant au moins quatre atomes de carbone contenant de quatre à neuf atomes de carbone
C08F 2/01 - Procédés de polymérisation caractérisés par des éléments particuliers des appareils de polymérisation utilisés
C08F 4/649 - Catalyseurs comprenant un non-métal spécifique ou un composé spécifique exempt d'atomes métalliques organique
C08F 4/659 - Composant couvert par le groupe contenant une liaison métal de transition-carbone
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p. ex. un cycle indényle ou fluorényle
The present invention relates to a cable comprising at least one layer comprising a polypropylene composition comprising (A) from 80.0 to 99.0 wt.-%, preferably from 82.5 to 97.2 wt. %, most preferably from 85.0 to 95.0 wt.-% of a copolymer of propylene and comonomer units selected from ethylene and alpha-olefins having from 4 to 12 carbon atoms having a total amount of comonomer units of from 10.0 to 16.0 wt %, preferably from 11.0 to 15.0 wt %, most preferably from 12.0 to 14.0 wt %, based on the total amount of monomer units of the copolymer of propylene (A): a melt flow rate MFR2 of from 0.5 to 5.0 g/10 min. preferably from 0.8 to 4.5 g/10 min. still more preferably from 1.0 to 4.3 g/10 min and most preferably from 1.2 to 4.0 g/10 min; a xylene cold soluble (XCS) fraction in a total amount of from 25.0 to 50.0 wt %, preferably from 27.5 to 45.0 wt %, more preferably from 30.0 to 42.5 wt % and most preferably from 32.5 to 40.0 wt %, based on the total weight amount of the copolymer of propylene (A); and (B) from 1.0 to 20.0 wt.-%, preferably from 2.5 to 17.5 wt %, most preferably from 5.0 to 15.0 wt.-% of a linear block copolymer comprising styrene, monomer units selected from ethylene, propylene and/or I-butene, having a total content of styrene units of from 1.0 to 30.0 wt.-%, preferably from 2.0 to 27.5 wt.-%, most preferably from 3.0 to 25.0 wt.-%, based on the total weight amount of the linear block copolymer (B).
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
The present disclosure relates to a composition including a metallocene catalysed multimodal linear low density polyethylene (mLLDPE) and a HDPE recyclate, and to methods and uses of the composition in film applications, and to a film including the polymer composition of the invention.
The present disclosure relates to a metallocene-catalysed multimodal polyethylene polymer (P), and to methods and uses of the multimodal polymer (P) of ethylene in film applications, and to a film including the disclosed polymer (P).
C08F 2/01 - Procédés de polymérisation caractérisés par des éléments particuliers des appareils de polymérisation utilisés
C08F 4/659 - Composant couvert par le groupe contenant une liaison métal de transition-carbone
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p. ex. un cycle indényle ou fluorényle
C08L 23/0807 - Copolymères de l'éthylène avec seulement des hydrocarbures insaturés contenant quatre atomes de carbone ou plus
35.
POLYPROPYLENE COMPOSITION SUITABLE FOR FOAMED INJECTION MOULDED ARTICLES
The present invention relates to a polypropylene composition comprising from 55.0 to 97.5 wt.-% of a heterophasic propylene copolymer (A), from 2.5 to 25.0 wt.-% of a high melt strength propylene homopolymer (B) and from 0 to 20.0 wt.-% of a copolymer of ethylene with at least one comonomer selected from alpha-olefins having from 4 to 10 carbon atoms, an injection-molded article comprising said polypropylene composition, a foamed article comprising said polypropylene composition and the use of said polypropylene composition for the production of a foamed article.
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement
C08J 9/06 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable par un agent chimique de gonflage
36.
PROPYLENE COMPOSITION FOR FOAMING WITH HIGH MELT FLOW RATE
The present invention relates to a polypropylene composition (C) comprising: i) from 55.0 to 95.0 wt.-%, based on the total weight of the composition, of a heterophasic propylene copolymer (HECO) comprising a semicrystalline matrix phase and an elastomeric phase dispersed in said matrix phase and a xylene cold soluble fraction (XCS) determined at 23° C. according to ISO 16152 in the range from 18.0 to 45.0 wt.-%, and ii) from 5.0 to 45.0 wt.-%, based on the total weight of the composition, of a random copolymer (CP) of propylene and at least one comonomer selected from the group of C4-C10 alpha-olefins that has been synthesized in the presence of a single-site catalyst, wherein the polypropylene composition (C) has a melt flow rate MFR2 measured according to ISO 1333 at 230° C. and 2.16 kg of from 20.0 to 100.0 g/10 min, an injection moulded article and a foamed article comprising said polypropylene 15 composition (C), and the use of said polypropylene composition (C) for the production of an injection moulded article and/or a foamed article.
The present invention relates to upgrading of PE recycling streams using virgin linear low-density polyethylenes (LLDPE) to give jacketing materials that have good ESCR (Environmental Stress Crack Resistance), good impact properties and high flexibility.
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
38.
RECYCLABLE MULTILAYER FILMS HAVING A SEALING LAYER FORMED FROM A BLEND OF POLYPROPYLENES
A multilayer film (F), comprising, in the given order, the following layers: (A) a skin layer; (B) a core layer; and (C) a sealing layer, comprising at least 90 wt.-% of a polypropylene composition (PC) comprising the following components: i) 20 to 70 wt.-% of a RAHECO having an MFR2 of 0.1 to 10.0 g/10 min; ii) 10 to 50 wt.-% of a first propylene-ethylene random copolymer (R-PP1) having an MFR2of 1.0 to 6.0 g/10 min; and iii) 10 to 50 wt.-% of a second propylene-ethylene random copolymer (R-PP2) having an MFR2 of 7.0 to 20 g/10 min.
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
The present invention relates to a multimodal ethylene copolymer composition comprising 5 to 25 wt. %, relative to the total weight of the multimodal ethylene copolymer composition, of a first ethylene copolymer (A1) comprising a copolymer of ethylene and at least a first α-olefin comonomer, with a density as determined according to ISO 1183-187 ranging from 920 to 960 kg/m3; to 35 wt. %, relative to the total weight of the multimodal ethylene copolymer composition, of a second ethylene copolymer (A2) comprising a copolymer of ethylene and at least the first α-olefin comonomer, with a density as determined according to ISO 1183-187 ranging from 920 to 960 kg/m3; 40 to 80 wt. %, relative to the total weight of the multimodal ethylene copolymer composition, of a third ethylene copolymer (B) comprising a copolymer of ethylene and at least the first and a second α-olefin comonomer; wherein said third ethylene copolymer (B) has a higher weight-average molecular weight (MW) than said first ethylene copolymer (A1) and said second ethylene copolymer (A2); wherein the composition has a density as determined according to ISO 1183-187 in the range of from 915 to 930 kg/m3; an MFR5, determined according to ISO1133, in a range of from 0.5 to 5.0 g/10 min; and wherein a content of the second α-olefin comonomer in said third ethylene copolymer (B) is in a range of from 15 to 85% based on the total comonomer content on mol basis in said third ethylene copolymer (B). A process for preparing the composition and films comprising the composition are also disclosed.
The present invention relates to a cable comprising a polypropylene composition comprising (A) from 80.0 to 99.0 wt.-%, preferably from 82.5 to 97.2 wt. %, most preferably from 85.0 to 95.0 wt.-% of a copolymer of propylene and comonomer units selected from ethylene and alpha-olefins having from 4 to 12 carbon atoms having a total amount of comonomer units of from 10.0 to 16.0 wt %, preferably from 11.0 to 15.0 wt %, most preferably from 12.0 to 14.0 wt %, based on the total amount of monomer units of the copolymer of propylene (A); a melt flow rate MFR2 of from 0.5 to 2.5 g/10 min, preferably from 0.8 to 2.3 g/10 min, still more preferably from 1.0 to 2.0 g/10 min and most preferably from 1.2 to 1.7 g/10 min; a xylene cold soluble (XCS) fraction in a total amount of from 25.0 to 50.0 wt %, preferably from 27.5 to 45.0 wt %, more preferably from 30.0 to 42.5 wt % and most preferably from 32.5 to 40.0 wt %, based on the total weight amount of the copolymer of propylene (A); and (B) from 1.0 to 20.0 wt.-%, preferably from 2.5 to 17.5 wt %, most preferably from 5.0 to 15.0 wt.-% of a copolymer of ethylene and comonomer units selected from alpha-olefins having from 4 to 12 carbon atoms obtainable in the presence of a single site catalyst and having a density of from 860 to 930 kg/m3, preferably from 865 to 925 kg/m3, most preferably from 870 to 920 kg/m3, determined according to ISO 1183.
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
The present invention relates to a polypropylene composition comprising (A) from 80.0 to 99.0 wt.-% of a copolymer of propylene and comonomer units selected from ethylene and alpha-olefins having from 4 to 12 carbon atoms having a total amount of comonomer units of from 10.0 to 16.0 wt %, based on the total amount of monomer units of the copolymer of propylene (A); a melt flow rate MFR2 of from 0.5 to 2.5 g/10 min; a xylene cold soluble (XCS) fraction in a total amount of from 25.0 to 50.0 wt %, based on the total weight amount of the copolymer of propylene (A); and (B) from 1.0 to 20.0 wt.-% of an ethylene polymer having a density of from 915 to 960 kg/m3; and a melt flow rate MFR5 (190° C., 5 kg) of from 0.05 to 5.0 g/10 min, an article comprising said polypropylene composition, preferably a cable comprising an insulation layer comprising said polypropylene composition, and the use of said polypropylene composition as cable insulation for medium and high voltage cables.
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
A process is provided for preparing a long chain branched polypropylene composition. The process comprises the steps of: i) providing a long chain branched polypropylene. ii) providing a poly functionally unsaturated compound, iii) optionally providing a radical initiator, iv) combining the long chain branched polypropylene, the polyfunctionally unsaturated compound, and the optional radical initiator, to provide a mixture, v) melt extruding the mixture to obtain a long chain branched polypropylene composition. A long chain branched polypropylene composition is provided which is obtainable by melt extruding a mixture comprising: (a) a long chain branched polypropylene, (b) a polyfunctionally unsaturated compound, and (c) optionally a radical initiator. Also provided is a use of a poly functionally unsaturated compound for reducing the loss of melt strength of a long-chain branched polypropylene, and preferably a reused long chain branched polypropylene, during melt extrusion.
The present invention relates to a controlled-rheology polypropylene composition originating from a polypropylene composition comprising a mixed-plastics polypropylene based blend and having a melt flow rate MFR2 of at least 10 g/10 min and a volatile organic compounds (VOC) emission in the GC-MS time interval of 3.0 to 8.5 minutes of not more than 2.8 μg/g, a process for producing such a controlled-rheology polypropylene composition, an article comprising such a controlled-rheology polypropylene composition and the use of such a controlled-rheology polypropylene composition for the production of an article comprising a mixed-plastics polypropylene based blend.
The present invention relates to a computer implemented method for predicting the ductile-to-brittle transition temperature (DBTT) of a test polymer composition based on images. Furthermore, a non-transitory computer readable storage medium is provided for tangibly storing computer program instructions capable of being executed by a processor, the computer program instructions defining the steps of the aforementioned computer implemented method. Furthermore, the invention is directed to the use of fracture surface images and values indicative of the ductile-to-brittle transition temperatures (DBTT) of polymer compositions for training a machine learning algorithm.
The present invention relates to a composition including a metallocene catalysed multimodal copolymer (P) of ethylene and a LDPE recyclate, to the use of the composition in film applications and to a film including the polymer.
C08L 23/0807 - Copolymères de l'éthylène avec seulement des hydrocarbures insaturés contenant quatre atomes de carbone ou plus
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p. ex. un cycle indényle ou fluorényle
Improved preparation process for supported catalyst systems, which comprise a specific class of metallocene complexes in combination with a boron containing cocatalyst and an aluminoxane cocatalyst and use of the new, improved catalyst system.
C08F 4/649 - Catalyseurs comprenant un non-métal spécifique ou un composé spécifique exempt d'atomes métalliques organique
C08F 4/659 - Composant couvert par le groupe contenant une liaison métal de transition-carbone
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p. ex. un cycle indényle ou fluorényle
The present invention relates to a process for preparing an alpha-olefin feed stream comprising providing a low-pressure initial stream comprising a hydrocarbon solvent at a low pressure level in the range of from below atmospheric pressure to 15 barg; pressurizing the low-pressure initial stream to a medium pressure level in the range of from greater than 15 to 45 barg to form a medium-pressure initial stream; pressurizing the medium-pressure initial stream to a high pressure level in the range of from greater than 45 to 300 barg to form a high-pressure initial stream; wherein a monomer stream comprising an alpha-olefin monomer is introduced into the medium-pressure initial stream at medium pressure level and/or into the high-pressure initial stream at high pressure level, and one or more comonomer streams comprising at least one alpha-olefin comonomer is/are introduced into the low-pressure initial stream at low pressure level, and/or into the medium-pressure initial stream at medium pressure level, and/or into the high-pressure initial stream at high pressure level; to form an alpha olefin feed stream. Alternatively, the medium pressure level may be left out, wherein a monomer stream comprising an alpha-olefin monomer is introduced into the high-pressure initial stream at high pressure level; and one or more comonomer streams comprising at least one alpha-olefin comonomer is/are introduced into the low-pressure initial stream at low pressure level, and/or into the high-pressure initial stream at high pressure level; to form said alpha olefin feed stream. The above processes enable solution polymerisation with reduced process complexity and increased process economics.
The present invention relates to a process for reducing contaminants comprising volatile organic compounds and semi-volatile organic compounds from polyolefin-containing particles by contacting the particles with a washing liquid, which comprises a mixture of polyethylene glycol and water and the use of said washing liquid for reducing said contaminants from polyolefin-containing particles.
The present disclosure relates to a metallocene-catalysed multimodal medium density polyethylene (mMDPE), inclusion of the multimodal medium density polyethylene (mMDPE) in film applications, and film including the mMDPE of the disclosure.
C08L 23/0807 - Copolymères de l'éthylène avec seulement des hydrocarbures insaturés contenant quatre atomes de carbone ou plus
C08F 4/659 - Composant couvert par le groupe contenant une liaison métal de transition-carbone
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p. ex. un cycle indényle ou fluorényle
C08F 210/16 - Copolymères de l'éthylène avec des alpha-alcènes, p. ex. caoutchoucs EP
The invention provides a polymer composition comprising: a) 99.5 to 95.0 wt %, relative to the total weight of the polymer composition, of a high density polyethylene (HDPE) with a density of 940 to 980 kg/m3 measured according to ISO 1183, and an MFR2 of 0.1 to 5.0 g/10 min measured according to ISO 1133 at 190° C. and a load of 2.16 kg; b) 0.05 to 0.5 wt %, relative to the total weight of the polymer composition, of at least one amide slip agent; c) 0.1 to 3.0 wt %, relative to the total weight of the polymer composition, of a polysiloxane.
A monophasic propylene-ethylene random copolymer composition (R-PP), having an MFR2 of 0.01 to 1.00 g/10 min, a C2 content of 1.5 to 7.5 mol-%, a Tm of 120 to 150° C., a content of 2,1-regiodefects, of 0.05 to 1.20 mol-%; and Mw/Mn of 2.00 to 5.00.
The present disclosure relates to a specific metallocene-catalysed multimodal medium density polyethylene (mMDPE), use of the multimodal medium density polyethylene (mMDPE) in film applications and a fim including the mMDPE.
C08F 210/16 - Copolymères de l'éthylène avec des alpha-alcènes, p. ex. caoutchoucs EP
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B65D 65/40 - Emploi de stratifiés pour des buts particuliers d'emballage
The invention relates to a multilayer polyethylene film comprising a skin layer, a sealant layer and a core layer located between the skin layer and the sealant layer, wherein the core layer comprises a core layer composition, the core layer composition comprising a recycled polyethylene having an MFR2 of 0.1 to 2.0 g/10 min determined according to ISO 1133 and a density of 910 to 930 kg/m3 determined according to ISO 1183, a multimodal ethylene terpolymer having an MFR2 of 0.5 to 2.0 g/10 min determined according to ISO 1133 and a density of 910 to 930 kg/m3 determined according to ISO 1183, and a polyethylene having an MFR5 of 0.1 to 2.5 g/10 min determined according to ISO 1133 and a density of 925 to 950 kg/m3 determined according to ISO 1183. The invention further relates to a process for producing the multilayer polyethylene film, the use of the core layer composition as a core layer in a multilayer polyethylene film for improving the haze and the SIT of the multilayer polyethylene film and an article comprising the multilayer polyethylene film.
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
A flat sheet electrical heater, preferably obtainable by coextrusion or colamination, comprising: a plurality of elongate conductors, preferably evenly spaced apart from and preferably substantially parallel to each other, said conductors being at least partially embedded within and in contact with an electrically semiconductive composition with a positive temperature coefficient (PTC) comprising a polyethylene, polypropylene or a mixture thereof and a conductive filler, wherein said electrically semiconductive composition preferably is comprised in an extruded film having a machine direction and said elongate conductors are preferably parallel with the machine direction of the extruded film comprising the semiconductive composition: wherein the semiconductive composition has an electrical conductivity σ from 2 to 50 S/m, measured at 40° C. in accordance with the “Conductivity method” as described under “Determination methods”, wherein 20° C.≤TEq≤50° C. and TEq is defined as the temperature where dσ/dT is at its minimum.
H05B 3/24 - Éléments chauffants ayant une surface s'étendant essentiellement dans deux dimensions, p. ex. plaques chauffantes non flexibles le conducteur chauffant étant autoportant
B29C 48/07 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet caractérisées par la forme à l’extrusion de la matière extrudée plate, p. ex. panneaux
B29C 48/154 - Revêtement d’articles pleins, c.-à-d. d’articles non creux
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
The present invention relates to a composition including a metallocene catalysed multimodal copolymer (P) of ethylene and a LDPE recyclate, to the use of the composition in film applications and to a film including the polymer composition.
The present invention relates to a halogen-free flame retardant polymer composition, particularly a flame retardant polymer composition comprising zirconium phosphate and further relates to a wire or cable comprising at least one layer comprising the above flame retardant polymer composition and to the use of zirconium phosphate for improving the flame retardant and/or water absorption properties of a polymer composition. The flame retardant polymer composition comprises at least (A) 2.0 to 49.8 wt.-%. based on the overall weight of the polymer composition of an ethylene copolymer containing monomer units with polar groups: (C) 30 to 65 wt.-%, based on the overall weight of the polymer composition of a flame retardant filler: (D) 2.0 to 10.0 wt.-%, based on the overall weight of the polymer composition of zirconium phosphate. and optionally (B) up to 6.0 wt.-%, based on the overall weight of the polymer composition of an ethylene homo-or copolymer and/or a propylene homo-or copolymer containing units originating from maleic acid anhydride and/or further optionally (E) up to 17.0 wt.-% based on the overall weight of the polymer composition of a copolymer of ethylene and a C4 to C10 alpha olefin comonomer having a density in the range of 860 kg/m3 to 965 kg/m3, determined according to ISO 1183.
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
H01B 7/295 - Protection contre les dommages provoqués par des facteurs extérieurs, p. ex. gaines ou armatures par des températures extrêmes ou par les flammes en utilisant un matériau résistant aux flammes
A composition is disclosed which includes a metallocene catalysed medium density polyethylene (MDPE) and a mixed-plastic-polyethylene recycling blend, with films and methods of use of the composition in film applications and films including the polymer composition.
The present invention relates to a composition including a metallocene catalysed multimodal copolymer (P) of ethylene and a LDPE recyclate, to the use of the composition in film applications and to a film including the polymer composition.
The present invention relates to a polymer composition comprising a propylene homopolymer (A) in an amount of 70 to 99 wt. % based on the total amount of the polymer composition, wherein the polypropylene homopolymer (A) has a melt flow rate, MFR2 (230° C./2.16 kg), as measured according to ISO 1133 in the range of 30 to 250 g/10 min, a content of 2,1 and 3,1 regio-defects of 0.0 to 1.0 mol % as measured by 13C NMR, a pentad isotacticity (mmmm) in the range of 90.0 to 99.9% as measured by 13C NMR, and a molecular weight distribution, MWD, in the range of 2.0 to 15.0; and a hydrocarbon resin (B) in an amount of from 1 to 30 wt. % based on the total amount of the polymer composition; wherein the polymer composition has a melt flow rate, MFR2 (230° C./2.16 kg), as measured according to ISO 1133 in the range of 30 to 250 g/10 min. The invention also relates to a process for producing the polymer composition, the use of the polymer composition for injection moulding, the use of the polymer composition for producing packaging articles and an article produced from the polymer composition.
The present disclosure relates to a composition including a specific metallocene-catalysed multimodal polyethylene copolymer and a polyethylene wax, to the use of the composition in film applications and to a film including the composition.
Multilayer films including at least one layer, being a sealing layer, and one layer, with beneficial heat sealing and hot tack properties. A multilayer packaging film includes a sealing layer based on a specific multimodal metallocene catalysed LLDPE.
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
Multilayered film comprising at least one layer (A), being a sealing layer (SL), and one layer (B), being a skin layer (SKL) with beneficial heat sealing, hot tack and optical properties. In particular, the invention relates to a multilayer packaging film comprising at least a sealing layer (SL) based on a specific multimodal metallocene catalysed LLDPE and a layer (B) based on a multimodal high density polyethylene.
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
The invention relates to a foamable polymer composition comprising a polyolefin polymer which polyolefin polymer does not bear silane moieties and comprises 20 to 99.99 wt. % linear low density polyethylene, and a blowing agent in an amount of 0.01 to 3 wt. % based on the total foamable polymer composition, wherein the blowing agent consists of citric acid and/or derivatives of citric acid or mixtures thereof. Further the invention relates to a foamable polymer composition comprising a polyolefin polymer, and a blowing agent in an amount of 0.01 to 3 wt. % based on the total foamable polymer composition, wherein the blowing agent consists of expandable polymeric microspheres, and the composition does not comprise fluororesin.
The invention relates to a foamable polymer composition comprising a polyolefin polymer which polyolefin polymer does not bear silane moieties and comprises 20 to 99.99 wt. % linear low density polyethylene, and a blowing agent in an amount of 0.01 to 3 wt. % based on the total foamable polymer composition, wherein the blowing agent consists of citric acid and/or derivatives of citric acid or mixtures thereof. Further the invention relates to a foamable polymer composition comprising a polyolefin polymer, and a blowing agent in an amount of 0.01 to 3 wt. % based on the total foamable polymer composition, wherein the blowing agent consists of expandable polymeric microspheres, and the composition does not comprise fluororesin.
Further the invention relates to a foamed polymer composition obtained by foaming this foamable polymer composition. Further the invention relates to the use of the foamable composition or the foamed polymer composition for a layer of a cable and a cable comprising at least one layer which comprises the foamable polymer composition or the foamed polymer composition.
C08J 9/08 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable par un agent chimique de gonflage dégageant de l'anhydride carbonique
C08J 9/32 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement à partir de compositions contenant des microbilles, p. ex. mousses syntactiques
C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
C08K 7/22 - Particules expansibles, poreuses ou creuses
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
H01B 13/14 - Isolation des conducteurs ou des câbles par boudinage
Fiber reinforced composite comprising polypropylene produced in the presence of a metallocene catalyst, a heterophasic propylene copolymer produced in the presence of a Ziegler-Natta catalyst and glass fibers.
A metallocene-catalysed multimodal medium density polyethylene (mMDPE) is disclosed, with films and methods of use of the multimodal medium density polyethylene (mMDPE) in film applications, and a film including the mMDPE.
New, improved silica supported catalyst system, which comprises a specific class of metallocene complexes in combination with a boron containing cocatalyst and an aluminoxane cocatalyst, its use for producing propylene homopolymers, propylene copolymers, especially with ethylene, as well as heterophasic propylene copolymers, preferably in a multistep process including a gas phase polymerization step.
C08F 4/649 - Catalyseurs comprenant un non-métal spécifique ou un composé spécifique exempt d'atomes métalliques organique
C08F 4/659 - Composant couvert par le groupe contenant une liaison métal de transition-carbone
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p. ex. un cycle indényle ou fluorényle
Disclosed is a polymer composition comprising (A) 30.0 to 80.0 wt.-% of the polymer composition of a single-site catalyst produced C2C3 heterophasic copolymer (HECO) having a melting point of 150 to 162° C.; a MFR2 (230° C., 2.16 kg) of 5.0 to 40.0 g/10 min; a total C2-content of 1 to 10 wt.-% of component (A); and a soluble fraction (SF) based on the total weight of component (A) of 10 to 50 wt.-%; 20.0 to 70.0 wt.-% of component (B) which is a propylene homopolymer having a MFR2 (190° C., 2.16 kg) of 1.0 to 20.0 g/10 min; and a F30 melt strength of at least 10 cN; wherein (A) and (B) add up to 100 wt.-%. Also disclosed are a film comprising the polymer composition and coated articles comprising said polymer composition.
C09D 123/26 - Compositions de revêtement à base d'homopolymères ou de copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions de revêtement à base de dérivés de tels polymères modifiés par post-traitement chimique
B65D 65/42 - Emploi de substances enduites ou imprégnées
68.
SPLIT LOOP PROPYLENE POLYMERIZATION PLANT AND SPLIT LOOP PROPYLENE POLYMERIZATION PROCESS
The present invention relates to a process for modifying a post-consumer recycled polyolefin composition comprising the steps of (A) providing a post-consumer recycled polyolefin composition having a starting melt flow rate MFR2 (1), determined according to ISO 1133 at 2.16 kg load, 230° C., in the range of from 1.0 to 100 g/10 min, and comprising, based on the total weight of the post-consumer recycled polyolefin composition, determined by FTIR spectroscopy, (a) at least 50 wt.-% of one or more propylene (co)polymer component(s) and (b) up to 50 wt.-% of one or more ethylene (co)polymer component(s); (B) adding 0.10 to 1.50 wt.-%, based on the total weight of the post-consumer recycled polyolefin composition, of a radical initiator to the post-consumer recycled polyolefin composition and optionally mixing the components to form a mixture (1); (C) adding 0.05 to 0.50 wt.-%, based on the total weight of the post-consumer recycled polyolefin composition, of a twofold unsaturated hydrocarbon compound having the general formula (1) CH2═CH—(R)—CH—CH2, wherein R may be present or absent, and if being present, R is an aliphatic or aromatic hydrocarbon group comprising from 1 to 6 carbon atoms, and mixing the components to form a mixture (2); and (D) extruding the mixture (2) at a temperature in the range of from 180 to 300° C. to obtain a modified polyolefin composition having a final melt flow rate MFR2 (2), determined according to ISO 1133 at 2.16 kg load, 230° C.; wherein the ratio of MFR2 (2): MFR2 (1) is below 1.00. The present invention also relates to a modified polyolefin composition obtained by the process, as well as to the use of the modified polyolefin composition in the manufacture of an article, and to a respective article.
The present invention relates to a multi-layered article comprising at least a specific oriented polyethylene-based film (OPEF) and a specific non-oriented polyethylene-based film (NOPEF). Furthermore, the present invention relates to a method for producing said article and its use as a packaging material.
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B29C 48/00 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet
B29C 48/08 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet caractérisées par la forme à l’extrusion de la matière extrudée plate, p. ex. panneaux flexible, p. ex. pellicules
B29C 48/21 - Articles comprenant au moins deux composants, p. ex. couches coextrudées les composants étant des couches les couches étant jointes à leurs surfaces
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
B32B 5/14 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par une couche différant en certains endroits du fait de sa constitution ou de sa structure physique, p. ex. plus dense superficiellement
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/16 - Produits stratifiés composés essentiellement de résine synthétique spécialement traitée, p. ex. irradiée
B32B 37/12 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par l'usage d'adhésifs
B32B 37/14 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par les propriétés des couches
Disclosed is a polymer composition comprising at least the following components: A) 75 to 95.5 wt.-% based on the overall weight of the polymer composition of a polymer blend, comprising polypropylene and polyethylene and wherein A) is a recycled material; (B) 4.5 to 25 wt.-% based on the overall weight of the polymer composition of a virgin ethylene alkyl (meth)acrylate having MFR2 (190° C., 2.16 kg) per ISO 1133 from 0.1 to 15 g/10 min; and an alkyl (meth)acrylate content of component B) in the range from 5 to 40 wt.-%; the weight proportions of A) and B) add up to 100 wt.-%. Also disclosed is a process for manufacturing the polymer composition, to the use of (B) for increasing the mechanical properties of polymer blend A).
The present invention relates to a method for recovering energy comprising the steps of: a) Providing a hot fluid stream; b) Thermally contacting the hot fluid stream with an aqueous condensate in a heat exchanger, thereby transferring heat from the hot fluid stream to the aqueous condensate and vaporizing at least part of the aqueous condensate to obtain a steam stream having a temperature T1 and a pressure p1; c) Subjecting the steam stream to at least one compressing step(s) to obtain a compressed steam stream having a pressure p2; and d) Using the compressed steam stream for energy recovery thereby obtaining a stream comprising an aqueous condensate, wherein—the ratio of pressure p2 to pressure p1, p2/p1, is 5 to 50; a facility for recovering energy comprising one or more means for compressing the steam stream having a temperature T1 and a pressure p1 to obtain a compressed steam stream having a pressure p2, and the use of one or more means for compressing a steam stream connected in series in said method or facility for compressing a steam stream having a temperature T1 and a pressure p1 to obtain a compressed steam stream having a pressure p2 for direct energy recovery.
F01K 25/10 - Ensembles fonctionnels ou machines motrices caractérisés par l'emploi de fluides énergétiques particuliers non prévus ailleursEnsembles fonctionnant selon un cycle fermé, non prévus ailleurs utilisant des vapeurs particulières ces vapeurs étant froides, p. ex. ammoniac, gaz carbonique, éther
The present disclosure relates to a metallocene-catalysed multimodal polyethylene copolymer, to the use of the multimodal copolymer of ethylene in film applications and to a film including the polymer.
The present disclosure relates to a metallocene-catalysed multimodal polyethylene copolymer, to the use of multimodal copolymer of ethylene in film applications, and to a film including the polymer composition of the disclosure.
The present disclosure relates to a metallocene-catalysed multimodal polyethylene copolymer, to the use of the multimodal copolymer of ethylene in film applications and to a film including a polymer composition of the disclosure.
A polyolefin composition is provided including 60-95 wt % (based on the overall weight of the polyolefin composition) of at least one heterophasic propylene copolymer (HECO) with a total ethylene (C2) content (as determined according to CRYSTEX QC analysis) of 0.5 to 4.5 wt.-%, and a xylene cold soluble fraction (determined at 25° C. according to ISO 16152) of 2-9 wt % and a melt flow rate MFR2 (ISO 1133, 2.16 kg, 230° C., measured according to ISO 1133) of 0.1 to 1 g/10, 5-40 wt % (based on the overall weight of the polyolefin composition) of a mixed-plastics polypropylene blend of recycled material having an ethylene (C2) content determined according to CRYSTEX QC analysis of 5 to 35 wt %, and optionally further additives, wherein the sum of all ingredients always adds up to 100 wt %.
The present disclosure relates to a metallocene-catalysed multimodal polyethylene copolymer, to the use of multimodal copolymer of ethylene in film applications, and to a film including the polymer composition of the disclosure.
The present invention relates to a method for recovering energy in which heat is transferred to a first heat transfer fluid. the heated first heat transfer fluid is compressed and the compressed heat transfer fluid is used for vaporizing an aqueous condensate to steam, which can be used for heat recovery. The invention further relates to a facility for recovering steam and the use of one or more means for compressing a heated first heat transfer fluid for compressing a heated first heat transfer fluid to obtain a compressed first heat transfer fluid having a pressure p2 for transferring heat and vaporizing an aqueous condensate.
F01K 25/10 - Ensembles fonctionnels ou machines motrices caractérisés par l'emploi de fluides énergétiques particuliers non prévus ailleursEnsembles fonctionnant selon un cycle fermé, non prévus ailleurs utilisant des vapeurs particulières ces vapeurs étant froides, p. ex. ammoniac, gaz carbonique, éther
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées
C09K 5/04 - Substances qui subissent un changement d'état physique lors de leur utilisation le changement d'état se faisant par passage de l'état liquide à l'état vapeur ou vice versa
F22B 1/16 - Méthodes de production de vapeur caractérisées par le genre de chauffage par exploitation de l'énergie thermique contenue dans une source chaude la source chaude étant un liquide chaud ou une vapeur chaude, p. ex. un liquide résiduel, une vapeur résiduelle
The present disclosure relates to a polymer composition including (a) 80 to 99 wt.-% based on a total weight of the polymer composition of a specific metallocene-catalysed multimodal polyethylene copolymer and (b) 1 to 20 wt.-% based on the total weight of the polymer composition of a specific plastomer being a copolymer of propylene and 1-butene; wherein the weight proportions of components (a) and (b) add up to 100 wt.-%. Furthermore, the present disclosure relates to a film having the polymer composition, to its use for producing the film and to the use and/or inclusion of the film as packaging material.
The present invention relates to a foam composition comprising a) a resin composition comprising a1) 25 to 100 phr of a copolymer of ethylene and alkyl (meth)acrylate, wherein the alkyl (meth)acrylate is selected from the group consisting of methyl (meth)acrylate and butyl (meth)acrylate; and a2) 0 to 75 phr of a copolymer of ethylene and vinyl acetate; and 1 to 25 phr of foam composition additives. The present invention also relates to a foam material obtainable from the foam composition, and a method of making an article comprising the foam material, as well as to a footwear article comprising the foam material.
C08J 9/10 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable par un agent chimique de gonflage dégageant de l'azote
C08J 3/24 - Réticulation, p. ex. vulcanisation, de macromolécules
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement
Laminated film structure comprising at least one first film having a thin ceramic or metal coating, being laminated to a second film and whereby the laminated film structure is based on polyethylene only, i.e. polymers other than polyethylene are substantially absent and whereby the laminated film structure has good barrier properties
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/16 - Produits stratifiés composés essentiellement de résine synthétique spécialement traitée, p. ex. irradiée
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
The invention provides a uniaxially oriented multilayer film comprising at least a sealing layer, a core layer and an outer layer, wherein at least one of said layers, preferably the sealing layer, comprises a metallocene-catalysed multimodal polyethylene terpolymer having a density in the range of from 910 to 916 kg/m3 and an MFR2 (190° C., 2.16 kg, ISO 1133) in the range of from 0.1 to 2.5 g/10 min.
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
86.
A FLEXIBLE MIXED-PLASTIC POLYPROPYLENE BLEND (PP-FLEX)
Provided is polyolefin composition including a) 35-65 wt % (based on the overall weight of the polyolefin composition) of at least one heterophasic polypropylene copolymer with a total ethylene C2 content of 6-15 wt %, an ethylene content of the soluble fraction C2 (SF) content of 25-40 wt % and with a melt flow rate MFR2 (230° C., 2.16 kg, measured according to ISO 1133) in the range of 60 to 90 g/10 min; and b) 35-65 wt % (based on the overall weight of the polyolefin composition) of a blend of recycled plastic material comprising polypropylene and polyethylene in a ratio of 3:7 to 49.5:1, which is recovered from a waste plastic material derived from post-consumer and/or post-industrial waste, c) optionally further additives, wherein the sum of all ingredients always adds up to 100 wt %.
B29C 48/00 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet
B29C 48/39 - Plastificateurs, homogénéisateurs ou dispositifs d’alimentation à plusieurs étages une première extrudeuse alimentant une seconde extrudeuse en matière fondue dans un lieu intermédiaire
B29C 48/40 - Moyens pour plastifier ou homogénéiser la matière à mouler ou pour la forcer dans la filière ou la matrice utilisant des vis entourées par un fourreau coopérant, p. ex. des extrudeuses à vis simple utilisant au moins deux vis parallèles, p. ex. extrudeuses à vis doubles
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
B29K 105/00 - Présentation, forme ou état de la matière moulée
C08F 2/01 - Procédés de polymérisation caractérisés par des éléments particuliers des appareils de polymérisation utilisés
The present invention relates to a polyolefin composition comprising a cross-linkable polyolefin with hydrolysable silane groups, an acidic silanol condensation catalyst, titanium dioxide, and at least one UV stabilizer according to formula (I), (II) and/or (III), an article comprising such a composition and the use of such as composition for the production of an article.
C08K 5/3475 - Cycles à cinq chaînons condensés avec des carbocycles
C08K 9/04 - Ingrédients traités par des substances organiques
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
A submarine cable core comprising a conductor which is surrounded by at least an inner semiconductive layer, an insulation layer and an outer semiconductive layer in that order; wherein said insulation layer comprises: a low density polyethylene homopolymer or low density polyethylene copolymer with at least one polyunsaturated comonomer and optionally one or more further comonomers; and, a copolymer comprising at least one polar comonomer selected from the group consisting of an alkyl acrylate, an alkyl methacrylate or vinyl acetate, wherein the amount of polar monomer units in the insulation layer is from 1 to 150 micromol per gram based on the total amount of polymer components in the insulation layer.
C08L 23/0807 - Copolymères de l'éthylène avec seulement des hydrocarbures insaturés contenant quatre atomes de carbone ou plus
C08L 23/0853 - Copolymères de l’éthylène et de l’acétate de vinyle
C08L 23/0869 - Copolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des acides insaturés, p.ex. acide [méth]acryliqueCopolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des esters insaturés, p. ex. esters de l’acide [méth]acrylique
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
The invention provides a metallocene-catalysed multimodal ethylene-1-butene random copolymer, having a density in the range of from 910 to 930 kg/m3, an MFR2 determined according to ISO 1133 at 190° C. and 2.16 kg in the range of from 0.1 to 3.0 g/10 min, a 1-butene content in the range of 1.0 to 20 wt %, an isolated 1-butene comonomer unit amount (EBE %) of greater than 97.0%, whereby the isolated 1-butene comonomer unit amount is calculated according to formula (I), wherein EBE represents amount of comonomer sequence of ethylene, 1-butene and ethylene per 1000 carbon (kCb), EBB represents amount of comonomer sequence of ethylene, 1-butene and 1-butene per 1000 carbon (kCb) and BBB represents amount of comonomer sequence of three consecutive 1-butenes per 1000 carbon (kCb) as described under “Determination methods”; and a ratio of the MFR21 determined according to ISO 1133 at 190° C. and 21.6 kg to MFR2 determined according to ISO 1133 at 190° C. and 2.16 kg, MFR21/MFR2, in the range of 22 to 100.
The invention provides a metallocene-catalysed multimodal ethylene-1-butene random copolymer, having a density in the range of from 910 to 930 kg/m3, an MFR2 determined according to ISO 1133 at 190° C. and 2.16 kg in the range of from 0.1 to 3.0 g/10 min, a 1-butene content in the range of 1.0 to 20 wt %, an isolated 1-butene comonomer unit amount (EBE %) of greater than 97.0%, whereby the isolated 1-butene comonomer unit amount is calculated according to formula (I), wherein EBE represents amount of comonomer sequence of ethylene, 1-butene and ethylene per 1000 carbon (kCb), EBB represents amount of comonomer sequence of ethylene, 1-butene and 1-butene per 1000 carbon (kCb) and BBB represents amount of comonomer sequence of three consecutive 1-butenes per 1000 carbon (kCb) as described under “Determination methods”; and a ratio of the MFR21 determined according to ISO 1133 at 190° C. and 21.6 kg to MFR2 determined according to ISO 1133 at 190° C. and 2.16 kg, MFR21/MFR2, in the range of 22 to 100.
EBE
%
=
100
×
E
B
E
E
B
E
+
E
B
B
+
B
B
B
(
I
)
The present disclosure relates to a multilayered film including a skin layer, a core layer and a sealing layer; wherein at least the core layer includes a specific metallocene-catalysed multimodal polyethylene copolymer. The present disclosure furthermore relates to the use of the multilayered film as packaging material.
C08L 23/0807 - Copolymères de l'éthylène avec seulement des hydrocarbures insaturés contenant quatre atomes de carbone ou plus
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
The present disclosure relates to a specific multilayered film including a skin layer, a core layer and a sealing layer; wherein the core layer includes (a) 5 to 40 wt. % based on the total weight of the core layer of a specific metallocene-catalysed multimodal polyethylene copolymer and (b) 60 to 95 wt.-% based on the total weight of the core layer of a specific multimodal Ziegler-Natta catalysed linear low density polyethylene wherein components (a) and (b) add up to 100 wt.-%. The present disclosure further relates to the use of the multilayered film as packaging material.
B29C 48/00 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet
B29B 9/06 - Fabrication de granulés par division de matière préformée sous forme de filaments, p. ex. combinée avec l'extrusion
B29C 48/08 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet caractérisées par la forme à l’extrusion de la matière extrudée plate, p. ex. panneaux flexible, p. ex. pellicules
B29C 48/10 - Objets dont la section transversale comporte des cavités partiellement ou entièrement fermées, p. ex. tuyaux ou canaux flexibles, p. ex. pellicules flexibles soufflées
B29C 48/21 - Articles comprenant au moins deux composants, p. ex. couches coextrudées les composants étant des couches les couches étant jointes à leurs surfaces
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
B29K 105/00 - Présentation, forme ou état de la matière moulée
The present invention relates to a new biaxially oriented polypropylene (BOPP) film, a process for the preparation of such film as well as the use of a beta-nucleated polypropylene homopolymer for the preparation of such film and an article comprising such film.
ABU DHABI POLYMERS CO. LTD (BOROUGE) - SOLE PROPRIETORSHIP L.L.C. (Émirats arabes unis)
BOREALIS AG (Autriche)
Inventeur(s)
Tajane, Vilas
Teo, Aster
Pandya, Rakesh
Thakor, Pavankumar
Puri, Sandeep
Abrégé
The present invention relates to a multilayer polyethylene film for soil solarisation comprising two linear low density polyethylenes, a soil solarisation system comprising the multilayer polyethylene film and the use of the multilayer polyethylene film for soil solarisation.
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/18 - Produits stratifiés composés essentiellement de résine synthétique caractérisée par l'emploi d'additifs particuliers
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
The invention relates to a polymer composition (PC) comprising (a) a polyethylene (PE), which does not contain hydrolysable silane groups, (b) an ethylene (meth)acrylate copolymer (EAC), (c) a silanol condensation catalyst (SCC), and (d) a scorch retardant additive (SRA). The invention further relates to use of said polymer composition (PC) as a masterbatch for the preparation of cross-linkable polymer compositions, to said cross-linkable polymer compositions, and to articles comprising said cross-linkable polymer compositions.
C08J 3/22 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en utilisant les techniques des charges mères
C08K 5/5419 - Composés contenant du silicium contenant de l'oxygène contenant au moins une liaison Si—O contenant au moins une liaison Si—C
C08L 23/0869 - Copolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des acides insaturés, p.ex. acide [méth]acryliqueCopolymères de l'éthylène avec des hydrocarbures insaturés contenant des atomes autres que le carbone ou l’hydrogène avec des esters insaturés, p. ex. esters de l’acide [méth]acrylique
The present invention is directed to a process for modifying a mixed-plastic-polyethylene recycling blend to reduce its gel content. The present invention is also directed to a modified mixed-plastic-polyethylene recycling blend obtained by the process, as well as to a film comprising the modified mixed-plastic-polyethylene recycling blend.
C08J 11/22 - Récupération ou traitement des résidus des polymères par coupure des chaînes moléculaires des polymères ou rupture des liaisons de réticulation par voie chimique, p. ex. dévulcanisation par traitement avec une substance organique par traitement avec des composés organiques contenant de l'oxygène
The present invention is directed to a process for modifying a mixed-plastic-polyethylene recycling blend to reduce its gel content and crosslinking content. The present invention is also directed to a modified mixed-plastic-polyethylene recycling blend obtained by the process, as well as to a film comprising the modified mixed-plastic-polyethylene recycling blend.
C08F 255/02 - Composés macromoléculaires obtenus par polymérisation de monomères sur des polymères d'hydrocarbures tels que définis dans le groupe sur des polymères d'oléfines contenant deux ou trois atomes de carbone
98.
POLYETHYLENE PIPE WITH IMPROVED HIGH TEMPERATURE HYDROSTATIC PRESSURE PERFORMANCE
ABU DHABI POLYMERS CO. LTD (BOROUGE) - SOLE PROPRIETORSHIP L.L.C. (Émirats arabes unis)
BOREALIS AG (Autriche)
Inventeur(s)
Buryak, Andrey
Kumar, Ashish
Abrégé
The present invention is directed to base resin (B) comprising a polyethylene composition (PC), said polyethylene composition (PC) comprising a first ethylene polymer (B1) and a second ethylene polymer (B2) having a higher weight average molecular weight than the first ethylene polymer (B1). Further, the present invention is directed to a pipe comprising said base resin (B).
The present invention relates to polyethylene mixed color blend having (i) a melt flow rate (ISO1133, 5.0 kg; 190° C.) of 0.1 to 10 g/10 min, (ii) a density of 950 to 990 kg/m3 (ISO1183); (iii) a C2 fraction in amount of at least 95.0 wt.-%, as measured by 13C-NMR of the d2-tetrachloroethylene soluble fraction; (iv) a homopolymer fraction (HPF) content determined according to Chemical Composition Analysis by Cross Fractionation Chromatography (CFC) in the range from 73.0 to 91.0 wt.-%; (v) a copolymer fraction (CPF) content determined according to Chemical Composition Analysis Cross Fractionation Chromatography (CFC) in the range from 10.0 to 22.0 wt.-%; (vi) a total content of heavy metals selected from Cr, Cd, Hg and Pb of not more than 100 ppm with respect to the total polyethylene blend, as measured by x-ray fluorescence (XRF); and (vii) a Full Notch Creep Test (FNCT) determined according to ISO 16770-2019 at 50° C. and 6.0 MPa in 2 wt.-% Arkopal N100, of at least 3.0 h time to failure, wherein the polyethylene mixed color blend has a CIELAB color space (L*a*b*) measured according to DIN EN ISO 11664-4, as described herein, of L* from 30.0 to 73.0; a* from −10 to 25; and b* from −5 to 20. The invention further relates to a method of recycling a polyethylene mixed color material to obtain the above blend and to articles made from the above polyethylene mixed color blend.
Living hinge consisting of a polypropylene composition comprising as main component a propylene copolymer having comonomer content in the range of 2.0 to 6.5 mol-% and an alpha-nucleating agent.
B29C 45/00 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
