The present invention provides coated films and articles formed from such films. In one aspect, a coated film comprises (a) a film and (b) a coating on an outer surface of the film comprising polyurethane and a plurality of [(trimethylsilyl)oxy]-modified silica particles. In some embodiments, the coated film is thermally resistant under the sealing conditions of ASTM 1921-98 over a temperature range of 80 C to 200 C, and/or has a gloss of 11 or less when measured at 45 in accordance with ASTM D2457.
C09D 7/61 - Adjuvants non macromoléculaires inorganiques
2.
BI-COMPONENT MICROFIBERS WITH HYDROPHILIC POLYMERS ON THE SURFACE WITH ENHANCED DISPERSION IN ALKALINE ENVIRONMENT FOR FIBER CEMENT ROOFING APPLICATION
The present invention provides bi-component core-shell polymeric microfibers for reinforcing concrete comprising as a first component (shell) ethylene-vinyl alcohol (EVOH) polymer and at least one plasticizer, preferably, polyethylene glycol, and as a second component (core) a polymer chosen from a polyamide, a polyester, such as polyethylene terephthalate, and a polymer blend of a polyolefin and an anhydride grafted polyolefin and having an aspect ratio of length to diameter (L/D) or equivalent diameter of from 300 to 1000. The bi-component polymeric microfibers comprise from 5 to 45 wt. % of the first component, are easily processed, and provide fiber cements having improved mechanical properties at relatively low microfiber loadings.
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
C04B 18/24 - Déchets de végétaux, p. ex. balle de riz, rafles de maïsMatières cellulosiques, p. ex. papier
D01F 8/10 - Filaments, ou similaires, faits par l’homme, conjugués, c.-à-d. à plusieurs composantsLeur fabrication à partir de polymères synthétiques avec au moins un autre composé macromoléculaire obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone comme constituant
D01F 8/06 - Filaments, ou similaires, faits par l’homme, conjugués, c.-à-d. à plusieurs composantsLeur fabrication à partir de polymères synthétiques avec au moins une polyoléfine comme constituant
D01F 6/46 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de mélanges de polymères obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone comme constituant majeur avec d'autres polymères ou des composés de bas poids moléculaire de polyoléfines
3.
Composite article for insulating appliance, appliance comprising composite article, and related method
A composite article and a method for insulating an appliance are disclosed. In general, the appliance is selected from the group of major, domestic or household appliances (e.g. ovens, stoves, ranges, etc.). The appliance has a first surface that defines a heating cavity, and a second surface opposite the first surface. The composite article comprises a backing layer spaced from the first surface, and an insulating layer sandwiched between the second surface and the backing layer. The insulating layer reduces heat transfer from the heating cavity to the backing layer (e.g. during use of the appliance). The insulating layer comprises a foamed silicone. The foamed silicone can be one formed via a hydrosilylation-curable silicone composition, a condensation-curable silicone composition, or a combination thereof. The insulating layer may comprise a foamed room-temperature-vulcanizing (RTV) silicone. The backing layer comprises a foamed polyurethane (PUR), a foamed polyisocyanurate (PIR), or a foamed PUR/PIR hybrid.
B29C 44/14 - Incorporation ou surmoulage de parties préformées, p. ex. des inserts ou des renforcements la partie préformée étant une couche de garnissage
B29K 75/00 - Utilisation de polyurées ou de polyuréthanes comme matière de moulage
B29K 83/00 - Utilisation de polymères contenant dans la chaîne principale uniquement du silicium avec ou sans soufre, azote, oxygène ou carbone comme matière de moulage
B29K 105/04 - Présentation, forme ou état de la matière moulée cellulaire ou poreuse
3; wherein the polyolefin blend has an average melt index of >7 as measured according to ASTM D 1238; providing a cosmetically acceptable silicone; providing an additional water; providing at least one hair care additive; and combining the cationic hair care emulsion, the cosmetically acceptable silicone, the additional water and the at least one hair care additive to form the hair care composition.
A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone
A61Q 5/12 - Préparations contenant des agents de conditionnement des cheveux
5.
BI-COMPONENT MICROFIBERS WITH HYDROPHILIC POLYMERS ON THE SURFACE WITH ENHANCED DISPERSION IN ALKALINE ENVIRONMENT FOR FIBER CEMENT ROOFING APPLICATION
The present invention provides bi-component core-shell polymeric microfibers for reinforcing concrete comprising as a first component (shell) ethylene-vinyl alcohol (EVOH) polymer and at least one plasticizer, preferably, polyethylene glycol, and as a second component (core) a polymer chosen from a polyamide, a polyester, such as polyethylene terephthalate, and a polymer blend of a polyolefin and an anhydride grafted polyolefin and having an aspect ratio of length to diameter (L/D) or equivalent diameter of from 300 to 1000. The bi-component polymeric microfibers comprise from 5 to 45 wt.% of the first component, are easily processed, and provide fiber cements having improved mechanical properties at relatively low microfiber loadings.
C04B 20/00 - Emploi de matières comme charges pour mortiers, béton ou pierre artificielle prévu dans plus d'un groupe et caractérisées par la forme ou la répartition des grainsTraitement de matières spécialement adapté pour renforcer leur propriétés de charge dans les mortiers, béton ou pierre artificielle prévu dans plus d'un groupe de Matières expansées ou défibrillées
D01F 6/46 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de mélanges de polymères obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone comme constituant majeur avec d'autres polymères ou des composés de bas poids moléculaire de polyoléfines
D01F 8/06 - Filaments, ou similaires, faits par l’homme, conjugués, c.-à-d. à plusieurs composantsLeur fabrication à partir de polymères synthétiques avec au moins une polyoléfine comme constituant
D01F 8/10 - Filaments, ou similaires, faits par l’homme, conjugués, c.-à-d. à plusieurs composantsLeur fabrication à partir de polymères synthétiques avec au moins un autre composé macromoléculaire obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone comme constituant
A composite article and a method for insulating an appliance are disclosed. In general, the appliance is selected from the group of major, domestic or household appliances (e.g. ovens, stoves, ranges, etc.). The appliance has a first surface that defines a heating cavity, and a second surface opposite the first surface. The composite article comprises a backing layer spaced from the first surface, and an insulating layer sandwiched between the second surface and the backing layer. The insulating layer reduces heat transfer from the heating cavity to the backing layer (e.g. during use of the appliance). The insulating layer comprises a foamed silicone. The foamed silicone can be one formed via a hydrosilylation-curable silicone composition, a condensation-curable silicone composition, or a combination thereof. The insulating layer may comprise a foamed room-temperature-vulcanizing (RTV) silicone. The backing layer comprises a foamed polyurethane (PUR), a foamed polyisocyanurate (PIR), or a foamed PUR/PIR hybrid.
B32B 5/32 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par la présence de plusieurs couches qui comportent des fibres, filaments, grains ou poudre, ou qui sont sous forme de mousse ou essentiellement poreuses les deux couches étant sous forme de mousse ou essentiellement poreuses
B32B 5/20 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par le fait qu'une des couches contient un matériau sous forme de mousse ou essentiellement poreux la structure sous forme de mousse étant réalisée sur place
B32B 1/00 - Produits stratifiés ayant une forme non plane
F24C 15/34 - Éléments ou dispositions pour l'accumulation de chaleur ou l'isolation
B32B 15/18 - Produits stratifiés composés essentiellement de métal comportant du fer ou de l'acier
C08J 9/02 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement utilisant des gaz de gonflage produits par la réaction des monomères ou par des agents de modification durant la préparation ou la modification des macromolécules
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
C08G 18/06 - Polymérisats d'isocyanates ou d'isothiocyanates avec des composés contenant des hydrogènes actifs
The present invention provides coated films and articles formed from such films. In one aspect, a coated film comprises (a) a film and (b) a coating on an outer surface of the film comprising polyurethane and a plurality of [(trimethylsilyl)oxy]-modified silica particles. In some embodiments, the coated film is thermally resistant under the sealing conditions of ASTM 1921-98 over a temperature range of 80 C to 200 C, and/or has a gloss of 11 or less when measured at 45 in accordance with ASTM D2457.
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 method for producing a powder detergent; said method comprising steps of: (a) combining (i) a polymer comprising polymerized units of at least one nitrogen-containing ethylenically unsaturated monomer having at least one pKa value from 6 to 11.5 and at least one ethylenically unsaturated carboxylic acid monomer, (ii) at least one surfactant, (iii) inorganic salts and (iv) water to form a slurry; wherein the slurry has a solids content from 50 to 90 wt%; and (b) spray drying the slurry to form a powder detergent.
A hair care system concentrate is provided, comprising: 9 to 15 wt % of a cellulose based cationic polymer; 39 to 60 wt % a polyalkylene glycol; 9 to 15 wt % a film forming nonionic polyethylene glycol polymer; 2.5 to 20 wt % a linear polypropylene glycol; and, 10 to 35 wt % a polyethylene glycol diester of stearic acid. Also provided is a method of making a hair care system concentrate.
A method of making a hair care formulation is provided, comprising: providing a hair care system concentrate, comprising: 9 to 15 wt % of a cellulose based cationic polymer; 39 to 60 wt % a polyalkylene glycol; 9 to 15 wt % a film forming nonionic polyethylene glycol polymer; 2.5 to 20 wt % a linear polypropylene glycol; and 10 to 35 wt % a polyethylene glycol diester of stearic acid; providing at least one hair care additive; providing water; adding the hair care system concentrate and the at least one hair care additive to the water to form the hair care formulation.
A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone
Collector composition and methods for making and using the same are provided. The collector is synthesized from one or more tall oil fatty acids and one or more polyamines. A liquid suspension or slurry comprising one or more particulates may be contacted with the collector to produce a treated mixture. The collector contains sub-components with amidoamine and imidazoline functionalities which provide superior recovery of desired minerals over known methods.
A method of making a hair care formulation is provided, comprising: providing a hair care system concentrate, comprising: 9 to 15 wt% of a cellulose based cationic polymer; 39 to 60 wt% a polyalkylene glycol; 9 to 15 wt% a film forming nonionic polyethylene glycol polymer; 2.5 to 20 wt% a linear polypropylene glycol; and 10 to 35 wt% a polyethylene glycol diester of stearic acid; providing at least one hair care additive; providing water; adding the hair care system concentrate and the at least one hair care additive to the water to form the hair care formulation.
A hair care system concentrate is provided, comprising: 9 to 15 wt% of a cellulose based cationic polymer; 39 to 60 wt% a polyalkylene glycol; 9 to 15 wt% a film forming nonionic polyethylene glycol polymer; 2.5 to 20 wt% a linear polypropylene glycol; and, 10 to 35 wt% a polyethylene glycol diester of stearic acid. Also provided is a method of making a hair care system concentrate.
A method of making a hair care composition is provided, comprising: providing a cationic hair care emulsion, comprising: a cationic surfactant; optionally, a nonionic surfactant; water, wherein the water forms a continuous phase; and an internal phase, wherein the internal phase comprises: a cosmetically acceptable hydrocarbon oil; and a polyolefin blend, comprising: a high density polyolefin having a density of > 0.90 g/cm3; and a low density polyolefin having a density of ≤ 0.90 g/cm3; wherein the polyolefin blend has an average melt index of > 7 as measured according to ASTM D 1238; providing a cosmetically acceptable silicone; providing an additional water; providing at least one hair care additive; and combining the cationic hair care emulsion, the cosmetically acceptable silicone, the additional water and the at least one hair care additive to form the hair care composition.
A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone
A61K 8/898 - Polysiloxanes contenant des atomes autres que du silicium, du carbone, de l'oxygène et de l'hydrogène, p. ex. diméthicone copolyol phosphate contenant de l'azote, p. ex. amodiméthicone, triméthyl silyl amodiméthicone, diméthicone propyl PG-bétaïne
A61Q 5/12 - Préparations contenant des agents de conditionnement des cheveux
B01F 3/08 - Mélange, p.ex. dispersion, émulsion, selon les phases à mélanger de liquides avec des liquides; Emulsion
A cationic hair care emulsion is providing including: a cationic surfactant; water, wherein the water forms a continuous phase; and an internal phase, wherein the internal phase comprises: a cosmetically acceptable hydrocarbon oil; and a polyolefin blend, comprising: a high density polyolefin having a density > 0.90 g/cm3; and a low density polyolefin having a density of > 0.90 g/cm3; wherein the polyolefin blend has an average melt index of > 7 as measured according to ASTM D 1238.
A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone
A process to form an ethylene-based polymer, said process comprising at least the following: polymerizing a mixture comprising ethylene, in the presence of at least one free-radical initiator, and in a reactor configuration comprising at least three reaction zones and at least two ethylene feed streams; and wherein the inlet pressure of the first reaction zone is less than, or equal to, 3200 Bar; and wherein the amount of ethylene, and optionally one or more comonomers, and optionally one or more CTAs, fed to the first reaction zone is from 40 mole% to 80 mole%, based on the total moles of ethylene, and optionally one or more comonomers, and optionally one or more CTAs, fed to the polymerization; and wherein the average polymerization temperature of the first 40 wt% polymer formed (APT40wt%) (based on the total amount of polymer formed) is less than, or equal to, 200°C.
Ethylene-based polymer, LDPE, is made in a high pressure polymerization process to comprising at least the step of polymerizing a reaction mixture comprising ethylene, using a reactor configuration comprising (A) at least two reaction zones, a first reaction zone (reaction zone 1 ) and an i reaction zone (reaction zone i where i > 2), (B) at least two ethylene feed streams, each feed stream comprising a percentage of the total make-up ethylene fed to the polymerization process, in which a first ethylene feed stream is sent to reaction zone 1 and a second ethylene feed stream is sent to reaction zone i, and (C) a control system to control the percentage of the total make-up ethylene in the ethylene feed stream sent to reaction zone 1 and the percentage of the total make-up ethylene in the ethylene feed stream sent to reaction zone i.
A reduced foam or reduced foam and water petroleum composition includes crude oil and a preformed antifoam emulsion. The antifoam emulsion includes a hydrophilic continuous phase and a polyorganosiloxane dispersed in the hydrophilic continuous phase. The hydrophilic continuous phase may also contain a demulsifier. The antifoam emulsion includes less than 50 weight percent of a hydrophobic solvent. A method of reducing foam or foam and water in crude oil disposed in a tank is also described.
The invention provides a process to prepare an ethylene-based polymer, said process comprising polymerizing ethylene in the presence of at least one initiator system selected from the following: a) class 1 initiator system, b) class 2 initiator system, c) class 3 initiator system, or d) a combination thereof; and at a inlet pressure (P2) greater than, or equal to, 1000 Bar (100 MPa); and in a reactor system comprising at least one hyper compressor and a reactor configuration comprising at least one reactor, which comprises at least one reaction zone; and wherein the inlet pressure (P2) is reduced by at least 200 Bar, as compared to a similar polymerization, in the same reactor system, except it is operated at a higher inlet pressure (P1), and at a different hyper compressor throughput, and at a different maximum temperature for at least one reaction zone, and optionally, at a different amount of CTA system fed to the reactor configuration; and wherein, for the process, the "Ratio of total reactor consumption of the highest temperature class initiator system(s) (Y)" meets the following Equation D: 0.95 * x^((P1-P2)/10MPa) < Y < 1.04 * z^((P1-P2)/10MPa) (Eqn. D), wherein x is greater than, or equal to, 0.97; and wherein z is less than, or equal to, 1.03. The invention also provides a process to prepare an ethylene-based polymer, said process comprising polymerizing ethylene in the presence of at least one initiator system selected from the following: a) a class 1 initiator system, b) a class 2 initiator system, c) a class 3 initiator system, or d) a combination thereof; and at an inlet pressure (P2) greater than, or equal to, 1000 Bar (100 MPa); and in a reactor system comprising a reactor configuration comprising at least one reactor, which comprises at least one reaction zone; and wherein the inlet pressure (P2) is reduced by at least 200 Bar, as compared to a similar polymerization, in the same reactor configuration, except it is operated at a higher inlet pressure (P1), and at a different maximum temperature for at least one reaction zone, and optionally, at a different amount of CTA system fed to the reactor configuration; and wherein, for the process, the "Ratio of total reactor consumption of the highest temperature class initiator system(s) (Y)" meets the following Equation D: 0.95 * x^((P1-P2)/10MPa) < Y < 1.04 * z^((P1-P2)/10MPa) (Eqn. D), wherein x is greater than, or equal to, 0.97; and wherein z is less than, or equal to, 1.03.
A lubricant composition comprising a polyoxypropylene polymer, the polyoxypropylene polymer having been prepared by polymerizing propylene oxide with an initiator containing a labile hydrogen in the presence of a double metal cyanide (DMC) catalyst, the polyoxypropylene polymer having a number average molecular weight ranging from 5,000 g/mol to 20,000 g/mol, a kinematic viscosity at 40 °C ranging from 1,200 to 20,000 cSt, a viscosity index equal to or greater than 230, and a degree of unsaturation equal to or less than 0.05 meq/g is provided. Further provided is a method for lubricating a mechanical device.
The method of producing bioethanol by sugarcane fermentation is improved by using a polyalkylene glycol with a hydroxyl functionality of greater than 2 as a foam controlling agent.
3 as determined according to ASTM D 3574-01, a tear strength of more than about 160 N/m as determined according to NBR 8515:2003 and a resiliency of at least 45% as measured according to ASTM D-3574-H.
C08G 18/76 - Polyisocyanates ou polyisothiocyanates cycliques aromatiques
C08G 18/10 - Procédés mettant en œuvre un prépolymère impliquant la réaction d'isocyanates ou d'isothiocyanates avec des composés contenant des hydrogènes actifs, dans une première étape réactionnelle
A blend comprising from 1 to 99 weight percent one or more polypropylene glycols wherein each polypropylene glycol has a weight average molecular weight of greater than or equal to 1000 grams/mole and from 1 to 99 weight percent one or more dipropylene glycol phenyl ethers and/or diethylene glycol phenyl ethers wherein the blend has a viscosity (ASTM D445, @ 25° C.) of less than or equal to 400 cSt and viscosity (ASTM D445, @ 40° C.) of less than or equal to 200 cSt, is provided. Processes using the blend in mining applications are also provided.
The invention provides processes for the extraction of sugar from sugar-bearing plant material such as sugar cane. Accordingly, in one aspect of the invention, a process for extracting sugar from sugar-bearing plant material comprises contacting the sugar-bearing plant material with an extractant solution comprising water and a surfactant; and separating the extractant solution from the sugar-bearing plant material. One example of a suitable surfactant is a poly(alkylene oxide) polymer such as a poly(propylene oxide) polymer, a poly(ethylene oxide) polymer, or a poly(propylene oxide)/(ethylene oxide) copolymer.
The method of producing bioethanol by sugarcane fermentation is improved by using a polyalkylene glycol with a hydroxyl functionality of greater than 2 as a foam controlling agent.
Embodiments of the invention provide for low density flexible polyurethane foams are reaction products of reaction systems including at least one polyol and at least one isocyanate including at least 50% by weight of an MDI based isocyanate. The flexible polyurethane foam has a density of less than about 33 kg/m3 as determined according to ASTM D 3574-01, a tear strength of more than about 160 N/m as determined according to NBR 8515:2003 and a resiliency of at least 45 % as measured according to ASTM D-3574-H.
A blend comprising from 1 to 99 weight percent one or more polypropylene glycols wherein each polypropylene glycol has a weight average molecular weight of greater than or equal to 1000 grams/mole and from 1 to 99 weight percent one or more dipropylene glycol phenyl ethers and/or diethylene glycol phenyl ethers wherein the blend has a viscosity (ASTM D445, @ 25 °C) of less than or equal to 400 cSt and viscosity (ASTM D445, @ 40 °C) of less than or equal to 200 cSt, is provided. Processes using the blend in mining applications are also provided.
Embodiments of the present disclosure include a method of destabilizing a crude oil-water emulsion that includes adding to the crude oil-water emulsion a demulsifier obtained by an alkoxylation reaction of an aminated epoxy adduct, the aminated epoxy adduct obtained by a reaction of an epoxy resin and an amine. In one or more embodiments, the alkoxylation reaction includes reacting C2 to C4 alkylene oxides with the aminated epoxy adduct.
The invention provides methods of managing food and beverage preparations at low temperature. The method includes controlling a rheological property of the food and beverage preparation at low temperature by providing a modifier to the food and beverage preparation. The modifier comprises propylene glycol.
The embodiments of the present invention provide for polyurethane foams that include renewable resources while keeping desired properties of the polyurethane product. For example, described herein, according to embodiments of the invention, are polyurethane foams that have a high concentration of renewable resources while retaining favorable airflow, tensile strength, tear resistance, elongation, indentation force deflection, and/or resilience. These foams may also posses improved yellowing resistance and improved water absorption rates.
Provided are foam control agents and their use for controlling foam in fermentation processes. The foam control agents are of the formula I: wherein R1, R2, R3, R4, n and y are as defined above.
C07C 43/11 - Polyéthers contenant des unités —O—(C—C—O—)n, avec 2 ≤n ≤ 10
C11D 1/722 - Éthers de polyoxyalkylènes comportant un mélange de groupes oxyalkylènes
C12N 1/00 - Micro-organismes, p. ex. protozoairesCompositions les contenantProcédés de culture ou de conservation de micro-organismes, ou de compositions les contenantProcédés de préparation ou d'isolement d'une composition contenant un micro-organismeLeurs milieux de culture
32.
PROCESSES FOR EXTRACTION OF SUGAR FROM SUGAR-BEARING PLANT MATERIAL
The invention provides processes for the extraction of sugar from sugar-bearing plant material such as sugar cane. Accordingly, in one aspect of the invention, a process for extracting sugar from sugar-bearing plant material comprises contacting the sugar-bearing plant material with an extractant solution comprising water and a surfactant; and separating the extractant solution from the sugar-bearing plant material. One example of a suitable surfactant is a poly(alkylene oxide) polymer such as a poly(propylene oxide) polymer, a poly(ethylene oxide) polymer, or a poly(propylene oxide)/(ethylene oxide) copolymer.
A process for producing a laminate or composite structure comprises heat bonding a substrate to a polyurethane foam, wherein the polyurethane foam is produced using at least one natural oil derived polyol as at least a portion of the polyol used in making the polyurethane foam. The resulting laminate or composite structure comprises at least one foam produced from a polyol composition comprising at least one natural oil derived polyol and at least one substrate with the interface between the foam and substrate being that formed by heat bonding. The invention also includes any article comprising such a laminate or composite structure.
B32B 5/18 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par le fait qu'une des couches contient un matériau sous forme de mousse ou essentiellement poreux
B32B 27/40 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyuréthanes
C08J 5/12 - Fixation d'un matériau macromoléculaire préformé au même matériau ou à un autre matériau compact, tel que du métal, du verre, du cuir, p. ex. en utilisant des adhésifs
A method of producing a fermentation-based product comprises fermenting a sugar-containing medium with yeast in the presence of an organic biocide and a quaternary ammonium compound, in amounts sufficient to reduce or control a bacterial population in the sugar-containing medium. The additives enable reduction or elimination of antibiotics while still showing desirably reduced percent infection, process variability and interference with yeast viability.
A method of producing a fermentation-based product, such as ethanol, comprises fermenting a sugar-containing medium with yeast in the presence of an aliphatic or aromatic monoaldehyde or dialdehyde, a formaldehyde-releasing compound, or a combination thereof, in an amount sufficient to reduce or control a bacterial population in the sugar-containing medium. The additive may enable reduction or elimination of antibiotics for this purpose, while showing reductions in percent infection, process variability and interference with yeast viability.
A viscoelastic polyurethane foam is the reaction product of at least one natural oil derived polyol and at least one aromatic compound having an average of more than one isocyanate group. A viscoelastic polyurethane foam has an air flow of at least about 0.5 l/s, wherein the foam is formed in the substantial absence of copolymer polyol and has not (yet) been mechanically reticulated and is preferably prepared using at least one natural oil derived polyol, more preferably in an amount of at least about 20 weight percent of the polyols used. A process of preparing a viscoelastic foam, comprises steps of (A) forming a reaction mixture including at least one polyol, at least one polyisocyanate, water, at least one catalyst wherein a the polyol comprises at least one natural oil derived polyol; and (B) subjecting the reaction mixture to conditions sufficient to result in the reaction mixture to expand and cure to form a viscoelastic polyurethane foam. In another embodiment, a process comprises steps of (a) forming a natural oil derived polyol composition comprising at least one natural oil derived polyol and water; (b) admixing at least one gelling catalyst and at least one blowing catalyst with the natural oil derived polyol composition to form a catalyst polyol admixture; (c) supplying an isocyanate in an amount corresponding to an isocyanate index for a pMDI of at least about 65 and at most about 95 or, when the isocyanate is a TDI or MDI or combination thereof, at least about 80 and at most about 105; and (c) admixing the isocyanate with the catalyst polyol admixture.
C08J 9/12 - 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
Embodiments of the invention provide for low density flexible polyurethane foams are reaction products of reaction systems including at least one polyol and at least one isocyanate including at least 50% by weight of an MDI based isocyanate. The flexible polyurethane foam has a density of less than about 33 kg/m3 as determined according to ASTM D 3574-01, a tear strength of more than about 160 N/m as determined according to NBR 8515:2003 and a resiliency of at least 45 % as measured according to ASTM D-3574-H.
brevets
