A method for producing a three-dimensional object from a curable binder composition with an additive manufacturing process, the method including the steps of: producing the curable binder composition in the setting state, preferably by mixing the constituents of the curable binder composition in a mixing unit, conveying the curable binder composition in the setting state via a supply line to a printing head movable in at least one spatial direction, applying the curable binder composition in the setting state by means of the printing head, wherein the curable binder composition is preferably applied layer-by-layer, to form the three-dimensional object, determining a pressure drop over a length section of the supply line with at least two pressure measuring device(s), optionally, determining a flow rate of the curable binder composition in the supply line, optionally determining a temperature of the curable binder composition in the supply line.
The invention relates to a crosslinkable foamable composition with a low content of monomer isocyanates, containing, in each case with respect to the total composition: a) 50 to 90 wt.% of at least one prepolymer produced by reacting at least one linear unbranched C3 or C4 polyether diol and optionally up to 25 wt.%, with respect to all of the polyols used, of additional polyether polyols, and at least one monomer diisocyanate in an NCO/OH ratio of > 2/1 and subsequently removing excess monomer diisocyanate, b) 0.2 to 20 wt.% of an additive, and c) 9 to 40 wt.% of at least one propellant, wherein the at least one prepolymer has a residual monomer content of less than 0.5 wt.%, with respect to the prepolymer. The composition is suitable as a flexible single-component polyurethane foam which has a high load-bearing capacity and which has excellent elastic properties, a high degree of flexibility, and a good relaxation behavior but which does not require hazardous substance labeling.
C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
3.
MOISTURE-CURING RTV SILICONE COMPOSITION WITH A HIGH DEGREE OF TEAR PROPAGATION RESISTANCE AND HIGH STORAGE STABILITY
The invention relates to a moisture-curing silicone composition, comprising at least one crosslinkable polydiorganyl siloxane with alkoxysilane terminal groups, at least one condensation catalyst, at least one crosslinking agent with alkoxysilane groups, at least one ground chalk, which makes up at least the main component of all of the contained fillers, and optionally additional contents. The invention is characterized in that the ground chalk has a particle size d50, determined according to the Standard ISO 13320:2009, of more than 0.6 µm and less than 2 µm. The composition is particularly suitable as a low-modulus sealant and has excellent tear propagation resistance and an excellent storage stability, in particular in the form of an RTV-1 formulation.
The invention relates to a crosslinkable foamable polyurethane composition which is suitable for use as a polyurethane foam with flame-retardant properties, containing: - at least one isocyanate group-containing prepolymer, - at least one propellant, and - additives selected from foam stabilizers, catalysts, viscosity regulators, cell openers, flame retardants, non-reactive polymers, dyes or pigments, and/or UV stabilizers, wherein the polyurethane composition contains, in each case based on the total composition, a) between 0.05 and 2.0 wt.% of at least one cell opener, b) between 0.5 and 5 wt.% of at least one foam stabilizer, c) and optionally less than 5 wt.% of halogenated and/or phosphate ester-based flame retardants. The invention is characterized in that the cell opener is selected from unsaturated polyolefin oils, in particular polybutadienes, paraffin oils, silicone oils, or any mixtures thereof. The composition is suitable as an assembly foam with improved flame retardant properties while requiring only very low quantities of conventional flame-retardant additives or while not requiring any conventional flame-retardant additives at all, such as halogenated and/or phosphate ester-based flame retardants.
C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
PROCESSES FOR THE PRODUCTION OF POLYCARBOXYLATE ETHER COPOLYMERS IN THE SOLID STATE, POLYCARBOXYLATE ETHER COPOLYMERS IN THE SOLID STATE PRODUCED THEREBY, AND MINERAL BINDER COMPOSITIONS COMPRISING THE SAME
Processes for the production of polycarboxylate ether copolymers in the solid state, polycarboxylate ether copolymers in the solid state produced thereby, and mineral binder compositions including the same. The processes include the steps of providing a first type of monomer, treating the first type of monomer with an acid, providing a second type of monomer, copolymerizing the acid-treated first type of monomer and the second type of monomer to obtain a copolymer which is a polycarboxylate ether, and transferring the copolymer thus obtained into the solid state.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
The invention relates to a moisture-curing silicone composition, comprising at least one crosslinkable polydiorganyl siloxane with alkoxysilane terminal groups, at least one condensation catalyst, at least one crosslinking agent with alkoxysilane groups, and optionally additional contents. The invention is characterized in that the condensation catalyst is a reaction product obtained from a reaction of a metal complex equivalent, comprising between 0.1 and 1 equivalents of a phosphoric or organic phosphonic acid, preferably a partially esterified phosphoric or organic phosphonic acid, wherein the metal complex MC is a titanium (IV), zirconium (IV), or aluminum (III) complex, preferably a titanium (IV) complex, with at least one alkoxy ligand and at least one organic chelating ligand. The composition is particularly suitable as a low-modulus adhesive or sealant and has excellent mechanical properties, such as tensile strength and tear propagation resistance, and an excellent storage stability, in particular in the form of an RTV-1 formulation.
A moisture-curing polyurethane composition includes at least one polyether urethane polymer P1 containing isocyanate groups and having a monomeric diisocyanate content of not more than 0.5% by weight, more than 20% by weight of carbon black, optionally not more than 2% by weight of a room temperature solid polyurethane polymer P2, obtained from the reaction of at least one monomeric diisocyanate with at least one at least semicrystalline polyester polyol or polycarbonate polyol in an NCO/OH ratio of at least 1.3/1, and optionally up to 5% by weight of a polyether urethane polymer P3, obtained from the reaction of at least one monomeric diisocyanate with at least one polyether diol having an average molecular weight Mn of not more than 2500 g/mol in an NCO/OH ratio of at least 1.3/1, with the proviso that at least one of the polymers P2 and P3 is present in the composition.
The invention relates to a nozzle (10) for a device for manufacturing a component in layers, in particular for 3D-printing a blank, comprising a main part (11) and at least one nozzle channel (12) which runs through the main part (11). The nozzle channel (12) has a first channel section (13) with an inlet opening (14) and an adjacent second channel section (15) with an outlet opening (16) for a viscous material mixture, in particular a two-component system, wherein the second channel section (15) expands starting from the first channel section (13) such that the outlet opening (16) has an outlet diameter DA which is larger than the diameter DE of the inlet opening (14), and the second channel section (15) is designed as an inner cone (20). The main part (11) comprises, at the outlet opening (16), at least one nozzle edge (22) onto which an inner surface (23) of the inner cone (20) runs, and the main part (11) has a second body region (18) which comprises the second channel section (15) and the wall thickness (21) of which decreases towards the outlet opening (16).
B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
The invention is directed to an adhesive composition containing: a) A styrene block copolymer component SC, b) At least one tackifying resin TR, and c) At least one thermoplastic resin TP and/or at least one polyolefin wax PW, wherein the styrene block copolymer component SC comprises at least one styrene isoprene styrene (SIS) triblock copolymer SC1 having a polystyrene content of at least 25 wt.-%, preferably at least 35 wt.-% and/or a diblock content of not more than 10 wt.-%, preferably not more than 5 wt.-%.
A method for producing a three-dimensional object from a curable binder composition with an additive manufacturing process, whereby before application of the curable binder composition, at least one, for example at least two, especially at least three, in particular at least four, coloring suspension(s) includes a color pigment and a solvent, especially water, is added to the curable binder composition to color the curable binder composition.
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
A mold-proof polyurethane composition, and a preparation method therefor and a use thereof. The composition comprises at least one polyether-based polyurethane prepolymer, at least one plasticizer, at least one mold-proof agent selected from organic mold-proof agents free of active H, and at least one inorganic filler. The polyether-based polyurethane prepolymer is a reaction product or a mixture of reaction products of at least one polyether polyol and at least one aromatic polyisocyanate, wherein the at least one polyether polyol comprises at least one polyether diol and at least one polyether triol and the weight ratio of the at least one polyether triol to the at least one polyether diol is in a range of 4:1 to 13:1. The composition can be particularly used for mold-proof bonding or sealing of a structure in the building field or can be used for mold-proof bonding or sealing of a surface of a product.
A method for producing a sealing element including a polymeric carrier layer and one or two functional coatings, wherein the functional coatings are formed by strewed one or more particle-based compositions to the surface of the polymeric carrier layer. Also, a sealing element and the use of the sealing element.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
The invention is directed to a method for installing a cover strip between a roofing membrane and an edge metal flashing positioned over a portion of the roofing membrane, the method comprising using a cover strip or a self-adhering cover strip to bridge a joint formed between the edge metal flashing and the roofing membrane. One end of the cover strip is indirectly or directly bonded to the edge metal flashing by using an adhesive whereas the other end is heat-welded or adhesively bonded to the roofing membrane.
A moisture curable adhesive composition including at least 65 wt.-% of at least one isocyanate-functional polyurethane polymer P obtained by reacting: (a) a polyol composition including (a1) at least one polyester polyol PO1, (a2) at least one polyether polyol PO2, and (b) at least one polyisocyanate PI, wherein the adhesive composition further includes at least one non-functionalized thermoplastic polymer TP having a softening point determined by Ring and Ball method according to ISO 4625 standard of 70-200° C., preferably 75-185° C. The adhesive composition can also be used for bonding of substrates in production of white goods, automotive vehicles, and electronic devices.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
A process for producing a setting and/or hardening accelerator for mineral binders, comprises a step of grinding an inert mineral material in a liquid medium containing a dispersing agent and an amino alcohol.
C04B 22/00 - Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
23030 alcohols and a dihydrazide curing agent, wherein the weight ratio of the at least one liquid epoxy resin A1 to the at least one liquid epoxy resin E (A1/E) is from 3.0 – 8.5. The compositions feature good mechanical properties, especially lap shear strength and impact peal performance, after shorter curing times at lower temperatures, especially 10 minutes at 140°C and provide sufficient open time stability and corrosion resistance. The epoxy resin compositions are especially suitable for use as bodywork adhesive.
C08G 59/40 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the curing agents used
17.
SANDWICH PANEL, AND METHOD AND DEVICE FOR PRODUCING A SANDWICH PANEL
The invention relates to a method for producing a sandwich panel (10), in particular for buildings and/or freight transport, in which: - a first cover layer (11) of the sandwich panel (10) is fed to at least one adhesive-application device (101) for large-area application of adhesive, wherein the first cover layer (11) has a profile edge (12), which extends in the feed direction (ZR) and has at least one undercut (13); - a non-reactive adhesive (14) is applied by the adhesive-application device (101) onto an in particular large-area inner face (15) of the first cover layer (11); and - the non-reactive adhesive (14) is applied through at least one laterally projecting nozzle (102) onto at least one undercut face (16), adjoining the inner face (15) of the first cover layer (11), of the profile edge, wherein the nozzle (102) protrudes at least in part into the undercut; - at least one self-expanding plastic material (17), in particular a foaming compound, is dispensed onto the applied non-reactive adhesive (14); - a second cover layer (18) of the sandwich panel (10) is guided so as to be spaced apart from and opposite the first cover layer (11) such that, by expanding the dispensed plastic material (17), the two cover layers (11, 18) are interconnected to form the sandwich panel (10).
The invention is directed to a polymer composition comprising: a) At least one propylene copolymer PCP, b) At least one thermoplastic vulcanizate TPV, c) At least one thermoplastic polyolefin elastomer TPO different from the propylene copolymer PCP, and d) At least one flame retardant FR selected from magnesium hydroxide and aluminum trihydroxide. The invention is also directed to a sealing element comprising a waterproof layer obtained by using the polymer composition.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
The invention is directed to an adhesive tape (1) comprising: i) A metal film (2) having a thickness of not more than 100 µm, ii) A polymeric support layer (3) having first and second major surfaces, iii) A pressure sensitive adhesive layer (4), and iv) Optionally a release liner (5) covering an outer major surface of the pressure sensitive adhesive layer (4) facing away from the polymeric support layer (3), wherein the polymeric support layer (3) is arranged between the metal film (2) and the pressure sensitive adhesive layer (4).
C09J 7/25 - PlasticsMetallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
A sealing device includes a polymeric carrier layer having a first and a second major surface and a first functional layer including 25-95 wt.-% of at least one polymer P1 and 5-75 wt.-% of at least one solid filler F, wherein the polymeric carrier layer has a thickness of 10-450 μm and wherein the sealing device has a mass per unit area of not more than 450 g/m2. A method produces a sealing device, and a sealing device is used as a waterproofing membrane, vapor barrier, vapor retarder, gas barrier membrane, volatile organic compound (VOC) barrier membrane, or as a geomembrane.
A single- or two-component mortar composition including i) an aluminate binder, ii) a calcium sulfate binder, iii) one or more fillers with a raw density of at least 2.0 g/cm3, and iv) one or more lightweight fillers with a raw density of less than 1.5 g/cm3, wherein the quantity of lightweight filler equals 30 to 70 wt. %, the total quantity of aluminate binder and calcium sulfate binder equals 20 to 65 wt %, and the weight ratio of aluminate binder to calcium sulfate binder ranges from 1:1 to 1:10. When used, the mortar composition hardens quickly and is suitable as a lightweight fill for producing floor structures on substrates with a limited load-bearing capacity.
C04B 28/16 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing anhydrite
A computer implemented method for generating machine control data for a 3D printer to produce a three-dimensional object with a three-dimensional surface structure on at least one surface of the three-dimensional object, comprises the steps of:
a) Providing a three-dimensional data model of the three-dimensional object to be produced;
b) Defining an area to be structured on a surface of the data model of the three-dimensional object;
c) Conversion of the data model of the three-dimensional object provided in step a) to specific machine control data for the 3D printer defining a print path of the 3D printer and optionally printing parameters of the 3D printer required for producing the three-dimensional object;
d) Identifying positions on the print path lying on the area to be structured;
e) Defining an offset amplitude of the three-dimensional surface structure, whereby the offset amplitude represents a height and/or depth of the surface structure with respect to the surface of the three-dimensional object on which the surface structure is to be located;
f) Modifying the machine control data obtained in step c) and related to the positions identified in step d), such that when printing the three-dimensional object based on the adjusted machine control data the surface structure is created on the surface of the three-dimensional object with the defined offset amplitude of step e).
g) Providing the modified machine control data obtained in step f), in particular in the form of a file.
B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
An epoxy resin composition comprises: a) a resin component comprising at least one epoxy resin and at least one acrylate compound, whereby a weight ratio of the at least one acrylate compound to the at least one epoxy resin is from 0.01 – 1, especially 0.05 – 0.7, in particular 0.1 – 0.5; b) a hardener component comprising at least one amine compound having at least one amine group selected from primary amine groups, secondary amine groups and/or blocked amine groups.
A reinforcing member (100) for reinforcing a vehicle body (VC), the reinforcing member comprising: an elongate hollow body (110) having at least one cavity (110a, 110b), especially a plurality of cavities, running along a longitudinal axis (L) of the hollow body (110); an end cap (120) arranged at a first end (111) of the hollow body (110) to close the at least one cavity (110a, 110b) in a sealing manner and to reinforce the elongate hollow body (110) at the first end (111); whereby the end cap (120) comprises a carrier (121) with a first area (121a), which is facing the first end (111) of the elongate hollow body (110) and whereby the first area (121a) comprises a first expandable material (123a), which, at least in expanded state, joins the end cap (120) with the hollow body (110), especially in a sealing manner; and the end cap (120) comprises a second expandable material (123b) located at a second area (121b) of the end cap (120), whereby the second expandable material (123b), at least in expanded state, is configured to join the end cap (120) with a part of the vehicle body (VC).
A structural element system for a motor vehicle with a damping element arranged in the structural element, including: a structural element which includes two joined walls which form, in one portion, a cavity having at least two open ends, a first wall in this portion having an opening; a damping element with a support and an expandable material arranged on the support, the support including a closed surface and at least one side wall fastened to this closed surface by ribs; wherein the damping element is arranged in the structural element such that the closed surface of the support covers the opening of the first wall and in that the side wall substantially partially closes an open end of the cavity.
The invention is directed to a membrane (1) comprising a waterproof layer (2) having opposed top and bottom surfaces and a weld quality indicator (3) 5 deposited on one of the opposed surfaces of the waterproof layer (2), wherein the weld quality indicator (3) comprises one or more discontinuous lines running substantially parallel and adjacent to an edge (e1, e2) of the waterproof layer (2), wherein the discontinuous line(s) is/are composed of a series of spaced apart areas (on the surface of the waterproof layer) covered 10 with an ink comprising a thermochromic system.
The present invention relates to accelerators for cementitious compositions, in particular cementitious composition having a binder which is a source of aluminates and/or sulfoaluminates, said accelerator comprising an alkali metal carbonate, a metal sulfate, an alkali metal hydroxide, and optionally a source of alkali metal bicarbonates, alkaline earth metal hydroxides or alkaline earth metal oxides. The present invention also relates to cementitious compositions having a binder which is a source of aluminates and/or sulfoaluminates and the inventive accelerator.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
The invention relates to a non-ionic aldehyde-functional polymer with end groups of formula (I) and an average content of aldehyde groups of 0.15 to 1.2 meq/g. The polymer is suitable for cross-linking compounds with reactive groups such as more particularly cyanoacetate groups, acetoacetate groups or malonate groups at ambient temperatures. It permits a particularly long processing time with fast curing and elastic products that have particularly high tensile strength and tear propagation resistance at high extensibility. It is therefore suitable as a component of elastic adhesives, sealants or coatings that are largely free of toxic ingredients, have low sensitivity to moisture and blistering, have particularly good processability and are particularly robust and durable.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
C08G 18/24 - Catalysts containing metal compounds of tin
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to a curable composition comprising – a first component containing aldehyde group-containing compounds which comprise at least one compound with two or more aldehyde groups and – a second component containing 1,3 keto ester group-containing compounds which comprise at least one compound with two or more 1,3 keto ester groups of the formula (I), wherein the average molecular weight Mn of at least one of the two components, with respect to the aldehyde or 1,3 keto ester group-containing compounds, ranges from 400 to 20,000 g/mol. The composition is largely free of toxic ingredients and cures in ambient conditions using conventional catalysts quickly and in a trouble-free manner in order to form a non-tacky elastic polymer with a high degree of strength and elasticity. The composition is particularly suitable for use as an elastic adhesive, sealant, or coating with a high degree of robustness during production, storage, and processing as well as a high degree of resistance after curing.
The use of an amine of formula (I) for curing epoxy resins, whereby synthetic resin products with a surprisingly high glass transition temperature are formed with particularly low exotherm. The amine of formula (I) enables in particular epoxy resin mouldings, potting compounds and composites which are simple and void for defects to be produced, having beautiful surfaces and allow high service temperatures.
C08G 59/18 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
The present invention relates to admixtures comprising alkanolamine N-oxides useful for the increase of strength of cementitious compositions. The present invention also relates to cementitious compositions comprising alkanolamine N-oxides and having increased strength when cured.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
The invention relates to a dry mineral binder composition comprising cement and mineral fillers for the manufacture of molded parts by way of 3D printing. The binder composition additionally contains at least one aluminum sulfate-based accelerator, at least one polycarboxylate ether-based super-plasticizer and at least one rheology additive.
C04B 22/14 - Acids or salts thereof containing sulfur in the anion, e.g. sulfides
C04B 24/26 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C04B 24/38 - Polysaccharides or derivatives thereof
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
C04B 103/00 - Function or property of the active ingredients
1-81-81-8-alcohols with aliphatic alcohols A1-2, preferably at least one polybutadiene polyol A2 and at least one alkoxylated branched alkylene diamine with 5-10 atoms A3. The polyurethane composition according to the invention has high strength and an open time of more than 10 minutes.
A structural reinforcing member (100) for reinforcing a hollow structural member (11, 12, 13, 14, 15) of a vehicle body (10) comprises a hollow body (110), whereby: - the hollow body (110) comprises a cavity (111) that is confined by a front wall (115), a back wall (114), a top wall (112), a bottom wall (113), and a side wall (116); - the hollow body (110) at a side of the side wall (116) is partly or fully closed by the side wall (116) and at a side (117) opposite the side wall (116) is open; - and the hollow body (110) comprises ribs (121a–d, 122a) which run between opposing walls, such that the cavity (111) is divided into several subcavities (111a–j), especially extending form the side wall (116) to the open side (117) opposite the side wall (116); - at least on the side wall (116), an activatable material (130) is arranged for adhesively bonding the reinforcing member (100) to a hollow structural member (15).
The invention relates to dispersant for mineral binder compositions, which contains a copolymer comprising or consisting of a) a mole fractions of a structural subunit S1 of the formula (I) b) b mole fractions of a structural subunit S2 of the formula (II) c) optionally, c mole fractions of a further structural subunit S3 derived from other comonomers, wherein Ru, Rv, M, R, R5, R6, R7, R8 and z, are defined as described in the description. The invention also relates to a method for producing such dispersants, a hydraulically setting binder composition comprising the same.
The invention relates to dispersant for mineral binder compositions, which contains a copolymer comprising or consisting of a) a mole fractions of a structural subunit S1 of the formula (I) b) b mole fractions of a structural subunit S2 of the formula (II) c) optionally, c mole fractions of a further structural subunit S3 derived from other comonomers, wherein Ru, Rv, M, R, R5, R6, R7, R8 and z, are defined as described in the description. The invention also relates to a method for producing such dispersants, a hydraulically setting binder composition comprising the same.
A method for waterproofing a substrate having a substantially vertical surface using an adhesive element and a waterproof membrane. The adhesive element includes a pressure sensitive adhesive layer coated and a release liner covering one of the primary exterior surfaces of the adhesive layer. In the method, the adhesive element is applied to the surface of the substrate followed by adhering the waterproof membrane to the substrate via the pressure sensitive adhesive layer.
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 7/06 - Interconnection of layers permitting easy separation
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
B32B 27/22 - Layered products essentially comprising synthetic resin characterised by the use of special additives using plasticisers
The invention is directed to a method for waterproofing a substrate (1) having a substantially vertical surface using an adhesive element (2) and a waterproof membrane (5). The adhesive element (2) comprises a pressure sensitive adhesive layer (3) coated and a release liner (4) covering one of the primary exterior surfaces of the adhesive layer (3). In the method, the adhesive element is applied to the surface of the substrate followed by adhering the waterproof membrane to the substrate via the pressure sensitive adhesive layer (3).
A sealing element includes a waterproofing layer having a first and a second major surface and including at least one powdered superabsorber polymer, and optionally a reinforcement layer fully embedded into the waterproofing layer or adhered to one of the major surfaces of the waterproofing layer, wherein the waterproofing layer is a polymeric layer including at least one polymer or a bitumen layer including bitumen. A building structure includes a roof or wall substrate, an insulation board, and a sealing element arranged between the roof or wall substrate and the insulation board, and the sealing element is used as a roof or wall breather membrane.
B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
A roofing membrane including a polymeric waterproofing layer having upper and lower major surfaces and an electronic ink display covering at least a portion of the upper major surface of the waterproofing layer. Also, a method for producing a roofing membrane and a method for covering a roof substrate using the roofing membrane.
E04D 5/10 - Roof covering by making use of flexible material, e.g. supplied in roll form by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
A support device for mounting a solar module, especially a photovoltaic panel, on a mounting surface, in particular on a roof of a building, the support device including: (a) a U-shaped profile base body having two profile legs and a base section connecting the legs; whereby an outer surface of the base section of the U-shaped profile supports a solar module, and whereby a profile depth of the U-shaped profile increases along a longitudinal axis from a front face to a rear face of the U-shaped profile; and (b) at each of the two free end portions of the profile legs, at least one projection protruding from the respective profile leg, whereby the at least one projections are configured as a seating for placing the support device on a mounting surface; and at least one fixing element using a fastening member to attach the support device to the mounting surface.
H02S 20/24 - Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures specially adapted for flat roofs
The invention is directed to a method for producing a waterbar (1), the method comprising steps of providing first and second sealing elements (2, 3) each comprising a carrier layer (4, 4') having upper and lower major surfaces and a filled polymeric layer (5, 5') covering at least a portion of the upper major surface of the carrier layer (4, 4') and bonding the lower major surface of the carrier layer (4) of the first sealing element (2) to at least a portion of the lower major surface of the carrier layer (4') of the second sealing element (3).
A self-adhering roofing membrane, a fully-adhered roof system and a method for producing a self-adhering roofing membrane, the roofing membrane including a waterproofing layer including at least one polymer P1, a first adhesive layer, a barrier layer including a polymeric film including at least one polymer P2, a second adhesive layer, and optionally a release liner, wherein the first and second adhesive layers are pressure sensitive adhesive layers.
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 15/085 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin comprising polyolefins
B32B 15/088 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin comprising polyamides
B32B 15/20 - Layered products essentially comprising metal comprising aluminium or copper
B32B 25/14 - Layered products essentially comprising natural or synthetic rubber comprising copolymers in which synthetic rubber constituents predominate
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
E04D 5/06 - Roof covering by making use of flexible material, e.g. supplied in roll form by making use of plastics
E04D 5/10 - Roof covering by making use of flexible material, e.g. supplied in roll form by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
45.
POLYURETHANE COMPOSITION WITH STABLE MATT SURFACE AND GOOD CHALKING RESISTANCE
A polyurethane composition with stable matt surface and good chalking resistance, which is suitable for use as a sealant and/or an adhesive for sealing and/or bonding, preferably for gap-filling, particularly in construction and manufacturing industries. The polyurethane composition includes:—a polyurethane prepolymer containing an isocyanate group, including a MDI-based prepolymer synthesized from a polyether diol and a polyether triol with MDI, and a TDI-based prepolymer synthesized from a polyether diol and a polyether triol with TDI; and —a phenyl alkyl sulfonate in an amount of 12-25 wt %, preferably 18-25 wt %, based on the total weight of the composition.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
The present invention relates to methods for the activation by an activator comprising precipitated calcium carbonate and at least one alkanolamine of mineral binders comprising ironmaking and/or steelmaking slag. The present invention also relates to building materials comprising an activated mineral binder obtained by such methods and uses thereof.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
47.
USE OF COPOLYMERIZED POLYVINYL ALCOHOL AS GRINDING AID FOR MINERAL MATERIALS
The present invention relates to the use of copolymerized polyvinyl alcohol as a grinding aid for mineral materials, especially Portland cement clinker, kiln dust, stone powders, slag, fly ash, burnt oil shale, silica fume, and/or volcanic ashes. The use of copolymerized polyvinyl alcohol as a grinding aid leads to improved mineral materials which are less susceptible to contents of adsorbing materials, especially contents of clay minerals. The present invention also relates to ground mineral materials obtained by dry grinding in the presence of a copolymerized polyvinyl alcohol, and to construction materials comprising such ground mineral materials.
C04B 24/26 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
The invention relates to a method for waterproofing a substrate (1) comprising steps of: I) Heating a hot melt bitumen membrane composition to provide a molten bitumen composition, II) Applying a layer of the molten bitumen composition to a surface of the substrate (1) to form a first bitumen layer (2), III) Covering at least a portion of an upper surface of the first bitumen layer (2) with a prefabricated reinforcement membrane (3), and IV) Applying a layer of the molten bitumen composition to an upper surface of the prefabricated reinforcement membrane (3) to form a second bitumen layer (2'), wherein the prefabricated reinforcement membrane (3) comprises a polymer-modified bitumen layer (4) comprising: a) Bitumen B1 and b) At least one first modifying polymer MP1.
E04D 5/02 - Roof covering by making use of flexible material, e.g. supplied in roll form of materials impregnated with sealing substances, e.g. roofing felt
E04D 5/10 - Roof covering by making use of flexible material, e.g. supplied in roll form by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
E04D 11/02 - Built-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
49.
ONE-COMPONENT EXPANDABLE THERMOSETTING EPOXY COMPOSITION WITH IMPROVED STORAGE STABILITY
A one-component thermosetting epoxy resin composition, including a) at least one epoxy resin A having on average more than one epoxide group per molecule; b) at least one latent hardener for epoxy resins; c) at least one physical or chemical blowing agent BA; d) at least one carboxyl group containing acrylonitrile/butadiene rubber ABR and e) 0.075-0.5 wt.-% of a composition KP including a blend of at least two different phosphites. The epoxy resin adhesive is notable for the improved storage stability, especially under warm conditions.
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08G 59/40 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the curing agents used
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/10 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen
A floor construction including a floor covering and a sealing layer applied to the floor covering, wherein one or more primers are arranged between the substrate and the floor covering and the floor covering is formed of a filling compound which includes an aluminate binder, a calcium sulfate binder, one or more fillers, ethyl hydroxyethyl cellulose as thickening agent, comb polymer having sidechains with an ionic group and sidechains with an ether group bonded to a polymer backbone, as plasticizer, and one or more color pigments as coloring agent.
C04B 28/16 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing anhydrite
C04B 24/38 - Polysaccharides or derivatives thereof
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
The present invention relates to methods for the activation by an activator comprising ultrafine calcium carbonate and at least one alkanolamine of mineral binders comprising steelmaking slag. The present invention also relates to building materials comprising an activated mineral binder obtained by such methods and uses thereof.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
52.
ADHESIVE WITH IMPROVED ADHESION ON EPOXY RESIN ADHESIVE REMNANTS
The invention relates to the use of an epoxy resin adhesive for adhesively bonding a substrate at least partially coated with a cured epoxy resin adhesive, characterised in that the adhesive comprises a resin component containing at least one epoxy resin and a curing agent component containing at least one amine with at least one aliphatic amino group, wherein the amine is selected from polyetheramines and linear or branched, but not cyclical, aliphatic polyamines, wherein the amine makes up at least 50% by weight of all the amine curing agents contained in the curing agent component with at least one amine hydrogen, based on all amine curing agents in the curing agent component. The use according to the invention enables substrates at least partially coated with a cured epoxy resin adhesive to be adhesively bonded such that a stable, weather-resistant adhesive bond is formed, and is particularly suitable for the repair of rotor blades in wind turbines.
The present invention relates to thermosetting epoxy resin compositions comprising an epoxy resin, a dihydrazide curing agent and a specific terminally blocked polyurethane prepolymer as a toughening agent. The compositions feature good mechanical properties and storage stability and a low curing temperature. The epoxy resin compositions are especially suitable for use as bodywork adhesive.
C08G 59/40 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the curing agents used
C09J 163/00 - Adhesives based on epoxy resinsAdhesives based on derivatives of epoxy resins
54.
THERMALLY CONDUCTIVE TWO-COMPONENT COMPOSITION WITH CURING RETARDER
The invention relates to a two-component composition, comprising between 3 and 15 wt.-% of at least one organic polymer containing reactive silane groups, between 70 and 92 wt.-% of at least one filler, between more than 0 to 2 wt.-% of drying agent, between more than 0 to 2 wt.-% of retarder, optionally at least one plasticizer, optionally additional organosilanes, optionally at least one catalyst for the curing of silane- functional polymers, characterized in that said drying agent is propyltrimethoxysilan and that said retarder is selected from the list consisting of phenylmethoxysilan, vinyltrimethoxysilan, octyltrimethoxysilan, propytri methoxysil an, and any mixture of these retarders. The two-component composition can be formulated to show excellent thermal conductivity and is particularly suitable for battery and electronics assembly and at the same time offers long open time and fast curing behavior.
The present invention relates to hydraulic compositions useful as ultra-high performance concrete and ultra-high performance grouts and comprising a) 100 mass parts of Portland Cement, b) 20 – 60, preferably 45 – 55, mass parts of at least one pozzolane, c) 30 – 120 mass parts, preferably 50 – 85 mass parts of at least one aggregate, preferably sand, having an average particle size D50 of between 63 µm and 8 mm, preferably between 200 µm and 3 mm, d) 0.01 – 10 mass parts of a cement dispersant, and e) not more than 30 mass parts, preferably 15 - 25 mass parts of water.
The invention relates to a chemically curable composition, comprising - at least one chemically curable matrix; - more than 70 wt.-%, based on the total composition, of at least one thermally conductive filler; - optionally additives, in particular selected from curing catalysts, accelerators, plasticizers, organosilanes, stabilizers, and colorants; characterized in that said thermally conductive filler is surface-coated by silanzation using a mixture of at least one organosilane OS1 according to R1-Si(OR333 and at least one organosilane OS2 according to R2-Si(OR333, wherein R1is a linear or branched C2 to C20 alkyl or alkenyl group optionally having cyclic and/or aromatic moieties, and wherein R2is a polyether group, and wherein R3 is a methyl or ethyl group, with the provisio that the mass ratio of organosilane OS1 and organosilane OS2 employed for the surface silanization coating is between 1 :2 and 2:1, preferably between 1 :1.5 and 1.5:1, in particular between 1 :1.1 and 1.1 :1. The chemically curable composition shows low viscosity and improved applicability alongside with exceptionally high filler levels and thus excellent thermal conductivity and is particularly suitable as adhesive, gap filler, or sealant suitable for e-coat applications and battery bonding especially in electric automobile battery assembly.
C08K 9/06 - Ingredients treated with organic substances with silicon-containing compounds
C09J 163/00 - Adhesives based on epoxy resinsAdhesives based on derivatives of epoxy resins
C09J 171/00 - Adhesives based on polyethers obtained by reactions forming an ether link in the main chainAdhesives based on derivatives of such polymers
57.
METHOD FOR PRODUCING A LAMINATE OF WOOD AND CEMENTITIOUS COMPOSITIONS
A method for producing a laminate, wherein a wooden element is provided, the wooden element is coated on the top side with a an adhesive that is applied in liquid form and includes at least one polymer that is liquid at room temperature and contains silane groups, at least one liquid epoxy resin and at least one amine hardener, the applied adhesive is covered with a layer of a liquid cementitious composition while still wet, and the liquid cementitious composition and the adhesive each cure. The method enables the durable joining of wooden elements and cementitious elements in an easy-to-implement, wet-on-wet method. The laminates obtained from the method are comparatively light, stable and robust and are especially suitable as sustainable components in above-ground construction.
The layered structure of the present invention is a layered structure formed by directly layering a resin cured layer (ii) containing a curable resin (E) having a urethane bond, on a molded body (i) composed of a polypropylene-based resin composition,
wherein the polypropylene-based resin composition contains 5 to 47 parts by mass of a propylene-based polymer (A) having an MFR of 50 to 150 g/10 min, and an amount of a decane-soluble portion of 6 to 15% by mass, 20 to 30 parts by mass of a propylene homopolymer (B) having an MFR of 10 to 500 g/10 min, 23 to 30 parts by mass of an ethylene/α-olefin copolymer (C) being a random copolymer of ethylene and an α-olefin having 4 to 8 carbon atoms, and having a density of 0.850 to 0.880 g/cm3, an MFR of 0.5 to 30 g/10 min, and a melting point peak of 110° C. or more, and 30 to 40 parts by mass of an inorganic filler (D).
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
B32B 37/16 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating
59.
METHOD FOR IMPROVING WORKABILITY OF INORGANIC BINDER COMPOSITION, AND INORGANIC BINDER COMPOSITION
[Problem] To provide a method for improving the workability of an inorganic binder composition, and an inorganic binder composition. [Solution] The method of the present invention for improving the workability of an inorganic binder composition comprises: (a) providing a dispersant; (b) providing an inorganic binder composition; and (c) intermilling and/or intermixing the dispersant provided in step (a) and the inorganic binder composition provided in step (b), wherein the dispersant is a phenolic resin-based dispersant that is obtained via polycondensation of specific monomers.
An admixture for mineral binder compositions, comprising, with respect to the overall weight of the admixture: a) 0.1 – 30 wt.%, especially 5 – 25 wt.%, in particular 10 – 20 wt.%, of an alkali swellable polymer; b) 0 – 45 wt.%, preferably 1 – 40 wt.%, more preferably 5 – 35 wt.%, still more preferably 10 – 22 wt.%, in particular 14 – 19 wt.%, of a defoamer; c) 0 – 25 wt.%, preferably 0.01 – 25 wt.%, especially 0.05 – 5 wt.%, in particular 0.1 – 1 wt.%, of a surfactant, especially an anionic surfactant and/or a non- ionic surfactant; d) 0 – 10 wt.%, preferably 0.001 – 10 wt.%, especially 0.01 – 5 wt.%, in particular 0.1 – 3 wt.%, of one or more processing additives; e) 0 – 75 wt.%, especially 10 – 60 wt.% of water, in particular 20 – 40 wt.% of water; whereby at least one of the defoamer and the surfactant is present with a proportion > 0 wt.%.
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
61.
A POLYMER MATERIAL FOR USE IN A 3D PRINTING PROCESS
A polymer material in manufacture of 3D articles by means of additive manufacturing, the polymer material including: at least one polyethylene having a density at 23° C. determined according to EN ISO 1183-1:2019 standard of at least 0.930 kg/m3 and a crystallinity determined according to EN ISO 11357-3:2018 standard of at least 50 wt.-%, at least one solid filler, and at least one nucleating agent, wherein the at least one solid filler is a fibrous filler having a volume-based mean aspect ratio (length/diameter) of 3-60.
B29K 105/12 - Condition, form or state of moulded material containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
A process for preparing an aqueous primer composition, including the steps performed in consecutive order: dissolving at least one organotitanate in a concentrated acid; adding water in an amount that the resulting volume ratio of (organotitanate and acid) to water is between 1:2 and 1:8 and/or the resulting pH is between 2 and 5, and waiting until a homogeneous, transparent solution is obtained; adding at least one organosilane; diluting the obtained mixture with additional water, until the resulting solution has a weight content of (organotitanate plus acid plus organosilane) of between 1% and 5% by weight, based on the total composition, and/or the resulting solution has a pH of between 2.5 and 4.5.
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
C03C 17/34 - Surface treatment of glass, e.g. of devitrified glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
[Problem] To provide a method for stabilizing an inorganic binder composition that contains a fly ash-containing inorganic binder, and an inorganic binder composition. [Solution] The method of the present invention for stabilizing an inorganic binder composition that contains a fly ash-containing inorganic binder comprises: (a) providing a dispersant; (b) providing an inorganic binder composition; and (c) intermilling and/or intermixing the dispersant provided in step (a) and the inorganic binder composition provided in step (b), wherein the dispersant is a phenolic resin-based dispersant that is obtained via polycondensation of specific monomers.
C04B 24/30 - Condensation polymers of aldehydes or ketones
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
Cementitious compositions and uses of such cementitious compositions especially as tile adhesive, the compositions including or consisting of a) a hydraulic binder itself including (in each case relative to the total dry weight of hydraulic binder) ai) 50-92 w %, preferably 70-77.55 w % of Ordinary Portland Cement, aii) 5-50 w %, preferably 21-30 w % of biomass ash, preferably bagasse ash, b) 0.01-0.5 w %, preferably 0.1-0.45 w % (relative to the total dry weight of the cementitious composition) of cellulose ether, c) optionally 0.05-2.5 w %, preferably 0.1-1 w % (relative to the total dry weight of the cementitious composition) of redispersible polymer powder, and d) optionally at least one activator selected from alkali metal or alkaline earth metal salts of hydroxide, formate, chloride, sulphate, and/or nitrate.
A two-component composition, component K1, including at least one (meth)acrylate monomer, at least one elastomer having (meth)acrylate end groups, at least one additive selected from the group consisting of activator for free-radical curing, inhibitor for free-radical curing, filler and adhesion promoter; and a component K2 including at least one initiator for free-radical curing wherein the elastomer is a polyurethane (meth)acrylate produced from the reaction of at least one diol including at least one dimer fatty acid-based polyester diol with at least one diisocyanate and a (meth)acrylic acid, a (meth)acrylamide or a (meth)acrylate ester having a hydroxyl group, wherein the at least one diol initially reacts with the diisocyanate which is present in stoichiometric excess and the resulting isocyanate-terminated polyurethane is subsequently reacted with the (meth)acrylic acid, the (meth)acrylamide or the (meth)acrylate ester having a hydroxyl group to afford the elastomer.
C08K 5/18 - AminesQuaternary ammonium compounds with aromatically bound amino groups
C08K 5/521 - Esters of phosphoric acids, e.g. of H3PO4
C09J 4/06 - Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
C09J 5/04 - Adhesive processes in generalAdhesive processes not provided for elsewhere, e.g. relating to primers involving separate application of adhesive ingredients to the different surfaces to be joined
The invention relates to a thermosetting one-component epoxy resin composition comprising at least one liquid aromatic epoxy resin A1, at least one liquid aliphatic epoxy resin A2, at least one curing agent B for epoxy resins, where the curing agent B is a dihydrazide and at least one at least one toughness improver D. The weight ratio of the at least one liquid epoxy resin A1 to the at least one liquid epoxy resin A2 (A1/A2) is from 0.25 – 5.0. The thermosetting one-component epoxy resin composition that can be used as a sealing composition which does not show bubble formation at curing temperatures at 210 °C and provides good mechanical and storage properties, especially with respect to elongation at break performance and storage at elevated temperature between 50 °C – 60 °C.
C08G 59/32 - Epoxy compounds containing three or more epoxy groups
C08G 59/38 - Epoxy compounds containing three or more epoxy groups together with di-epoxy compounds
C08G 59/40 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the curing agents used
C08G 59/68 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the catalysts used
C09J 163/00 - Adhesives based on epoxy resinsAdhesives based on derivatives of epoxy resins
A structural element (100) of a vehicle, wherein the structural element (100) has a cavity with at least one longitudinal axis (L1") and a multi-piece sealing and/or reinforcing element (20 is arranged in the cavity, whereby the multi-piece sealing and/or reinforcing element (20) comprises at least a first piece (21) and a second piece (22); each of the pieces (21, 22) of the multi -piece sealing and/or element (20) comprises a carrier (21a, 22a) and at least one of the carriers comprises an expandable material (21c, 22c) arranged on the carrier (21a, 22a); whereby the multi-piece sealing and/or reinforcing element (20) is arranged and/or configured such that: in unexpanded state of the expandable material (21c, 22c), the first piece (21) and the second piece (22) are present in the form of separate parts with no material connection, and in expanded state of the expandable material (21c, 22c), the expandable material forms a material connection (MC) that mechanically connects the first piece (21) with the second piece (22).
The invention relates to a curable composition comprising: - a first component containing at least one aldehyde-group-containing polymer having a hydrocarbon, polyether or polyester backbone; and - a second component containing at least one compound having two or more thiol groups. The composition cures in ambient conditions, irrespective of humidity, rapidly and without problems to form a resilient polymer having high strength and ductility, good adhesion properties and good stability with respect to heat and water. The composition is particularly suitable for use as a resilient adhesive, sealant or coating having a high level of robustness during production, storage, processing and use.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
The present invention relates to thermosetting epoxy resin compositions which on the one hand have high storage stability and nevertheless also have satisfactory mechanical properties. The one-component thermosetting epoxy resin composition comprises a) at least one epoxy resin A having an average of more than one epoxy group per molecule; b) porous particles PP, preferably silica particles PS, which have incorporated in the pores at least one component ComP which is: i) a curing agent for epoxy resins B, or ii) an accelerator C for curing agents for epoxy resins.
C08G 59/18 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
C08G 59/68 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the catalysts used
C09J 163/00 - Adhesives based on epoxy resinsAdhesives based on derivatives of epoxy resins
70.
MOISTURE CURABLE POLYURETHANE HOT-MELT ADHESIVE HAVING IMPROVED GREEN STRENGTH AT LOW TEMPERATURES
An adhesive composition comprising at least one isocyanate-functional polyurethane polymer P obtained by reacting: a) A polyol composition comprising a1) At least one polyester polyol PO1 and a2) At least one polyether polyol PO2, and b) At least one polyisocyanate PI, wherein the adhesive composition further comprises: c) At least one styrene block copolymer SC and d) At least one tackifying resin TR.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
A coating composition includes an isocyanate compound, an isocyanate-reactive compound, a reactive diluent with (meth)acrylate functionality, optionally a carbon dioxide scavenger and an autooxidation catalyst. Moreover, a method prepares a reactive composition of an isocyanate compound with an isocyanate-reactive compound by adding a reactive diluent with (meth)acrylate functionality, optionally a carbon dioxide scavenger and an autooxidation catalyst. Finally, acrylates and/or methacrylates are used as reactive diluents for the reaction of an isocyanate compound with an isocyanate-reactive compound in the presence of an autooxidation catalyst and optionally a carbon dioxide scavenger.
A system of a reinforced structural element of a motor vehicle includes a reinforcing element and a structural element, wherein the reinforcing element is arranged in a cavity of the structural element. The structural element is a front roof cross member of a body of the motor vehicle.
B62D 21/15 - Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
B32B 5/20 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material foamed in situ
A sealing element includes a carrier layer having a first and a second major surface, a pressure sensitive adhesive layer having a thickness of at least 100 μm, and optionally a release liner covering at least a portion of an outer major surface of the pressure sensitive adhesive layer facing away from the carrier layer, wherein the carrier layer includes at least one elastomer E and/or at least one thermoplastic vulcanizate TPV and has a thickness of at least 0.2 mm.
A flame-retardant epoxy resin composition includes on the basis of the total weight of the composition: 25˜65 wt % of epoxy resin, 16˜30 wt % of brominated epoxy resin, the brominated epoxy resin having a capping group selected from an epoxy group and a tribromophenol group, and 10˜25 wt % of organophosphorus flame retardant. The flame-retardant epoxy resin composition further relates to a method for preparing a composite material by vacuum infusion of the flame-retardant epoxy resin composition, and an article obtained by the method.
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
B29C 70/36 - Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or coreShaping by spray-up, i.e. spraying of fibres on a mould, former or core and impregnating by casting, e.g. vacuum casting
B29K 63/00 - Use of epoxy resins as moulding material
B29K 105/00 - Condition, form or state of moulded material
A two-component moisture-curable composition, especially suitable as thermally conductive gap filler, in particular with flame-retardant properties. It is thus highly suitable for use in e-mobility battery bonding or electronic equipment.
C08K 5/521 - Esters of phosphoric acids, e.g. of H3PO4
H01M 10/653 - Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
A one-component moisture curing composition including 100 weight parts of a polymer containing silane groups of the formula (I), 5 to 50 weight parts of at least one liquid epoxy resin, at least one polyketimine, 2 to 15 weight parts of at least one epoxy silane, 0 to 500 weight parts of fillers and 0 to 500 weight parts of plasticizers.
The present invention relates to thermosetting epoxy resin compositions comprising, as curing agent, a dihydrazide, in combination with an imidazolium salt as an accelerator for the curing agent wherein the molar ratio of the curing agent to the accelerator is from 6 –120. The compositions feature good storage stability and a low curing temperature. The epoxy resin compositions are especially suitable for use as bodywork adhesive.
C08G 59/40 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the curing agents used
The invention is directed to an acoustic damping material comprising at least one at 25 °C liquid rubber LR, at least one component CP selected from the group consisting of butyl rubber BR, natural or synthetic polyisoprene PI and polyisobutylenes PIB, at least one component D selected from the list consisting of ammonium polyphosphate APP and melamine compound MC, at least one component E selected from phosphates, pyrophosphates, polyphosphates, organic and inorganic phosphonates, organic and inorganic phosphinates, and at least one solid particulate filler FM. The acoustic damping material is suitable for use in damping of undesired vibrations and noise in mechanical structures and components of manufactured articles. Since it also provides good heat shielding performance in case of fire it is especially suited to be used to dampen vibrations of battery storage containers in transportation vehicles.
C08L 23/22 - Copolymers of isobuteneButyl rubberHomopolymers or copolymers of other iso-olefins
80.
HYDROPHOBIZED RECYCLED CONCRETE AGGREGATES, METHODS FOR THEIR MANUFACTURE, AND USE OF THE HYDROPHOBIZED RECYCLED CONCRETE AGGREGATES IN CEMENTITIOUS COMPOSITIONS
The present invention relates to a method of manufacturing hydrophobized recycled concrete aggregates, which are recycled concrete aggregates (RCA) surface modified with one or more silanizing agents selected from organosilanes, linear, branched or cyclic organosiloxane oligomers, polyorganosiloxanes or combinations thereof, and the hydrophobized recycled concrete aggregates obtained by this method. The hydrophobized recycled concrete aggregates of the invention are suitable as aggregates for cementitious compositions exhibiting a reduced water demand as compared to cementitious compositions including untreated recycled concrete aggregates.
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
The invention relates to multi-component curable composition, comprising - at least one organic polymer PO containing alkoxysilane groups; - at least one liquid epoxy resin EP; - at least one polyamine PA; - more than 70 wt.-%, based on the total composition, of at least one thermally conductive filler Fl; - water; - optionally additives selected from curing catalysts, accelerators, plasticizers, organosilanes, stabilizers, and colorants; wherein said liquid epoxy resin EP and said polyamine PA are not being present in the same component, and in that said organic polymer PO and said water are not present in the same component. The multi-component curable compostion shows improved mechanical properties and facile applicability alongside with excellent thermal conductivity and is particularly suitable as adhesive, gap filler, or sealant suitable for e-coat applications and battery bonding especially in electric automobile assembly.
The invention is directed to a thermally expandable composition comprising at least one solid rubber, at least on tackifying resin, azodicarbonamide, zinc oxide and at least one metal salt of a fatty acid AMS containing 16 C-atoms or 18 C-atoms, wherein the metal is zinc, preferably the metal salt of a fatty acid AMS is zinc stearate. The invention is also directed to a baffle element comprising the thermally expandable composition, to a method for sealing and/or baffling a cavity or a hollow structure, and to use of azodicarbonamide, zinc oxide and at least one metal salt of a fatty acid AMS in a thermally expandable composition comprising for decreasing the odor formation after heating the thermally expandable composition.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/10 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen
C08K 3/00 - Use of inorganic substances as compounding ingredients
A Mannich base of formula (1) and the use thereof as a component of a hardener for epoxy resins, wherein the Mannich base of formula (1) has a high Renewable Carbon Index. It makes it possible to produce high-quality and sustainable epoxy resin products which have a surprisingly good processability, cure rapidly and in an unimpeded manner at ambient temperature and form a pleasing surface at a high final hardness.
A mineral binder composition, especially an electrically conductive mineral binder composition, comprises at least one mineral binder, carbon nanotubes and carbonaceous particles, the carbonaceous particles being chemically and/or physically different from the carbon nanotubes.
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
87.
DRY GRINDING OF MINERAL MATERIALS, GROUND MINERAL MATERIALS, AND THEIR USE IN CONSTRUCTION MATERIALS
The use of a grinding additive during the dry grinding of mineral materials, especially limestone, characterized in that the grinding additive is selected from the group made of alkanolamines, glycols, glycerol, sugars, sugar acids, carboxylic acids or their salts, superplasticizers, superabsorbent polymers, or mixtures thereof. Also, ground mineral materials, especially ground limestone, including the additives and the use of the ground mineral materials, especially ground limestone, in cement and/or construction materials.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
A thermally expandable rubber composition, including at least one solid rubber, at least one processing oil, at least one vulcanization system, at least one filler G, 1.6-2.8 mM of 4,4′-oxybis(benzenesulfonyl hydrazide) and 7.0-12.5 mM of an aliphatic urea-derivative with a molecular weight of less than 250 g/mol, both based on 100 g of the rubber composition.
C08J 9/10 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen
An insulation panel comprising an outer shell formed of thermoplastic material and an inner space inside the outer shell, wherein the inner space is at least partially filled with a foamed inorganic material comprising at least one mineral binder and optionally at least one synthetic organic polymer, wherein the foamed inorganic material has a density of not more than 500 g/l. The invention is also directed to a method for producing an insulation panel.
B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
B32B 3/30 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layerLayered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a layer with cavities or internal voids characterised by a layer formed with recesses or projections, e.g. grooved, ribbed
B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
A method for bonding of a sealing element to a substrate using a cementitious adhesive composition having at least one synthetic organic polymer and at least one hydraulic binder. The invention also relates to a sealed structure and to use of a wet cementitious adhesive composition for bonding of a sealing element to a surface of a substrate.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
The invention is directed to fiber reinforcement material comprising a plurality of macro-synthetic fibers twisted to form a fiber bundle having a twist degree of 5 - 100 t/m, preferably 8 - 80 t/m, wherein at least a portion of the macro-synthetic fibers are self-fibrillating fibers consisting of two or more partially fused polymeric monofilaments and having a multi-lobal cross-sectional shape with two or more lobes.
C04B 20/00 - Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups and characterised by shape or grain distributionTreatment of materials according to more than one of the groups specially adapted to enhance their filling properties in mortars, concrete or artificial stoneExpanding or defibrillating materials
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
92.
MIXER, SYSTEM FOR APPLYING A BUILDING MATERIAL AND METHOD FOR PRODUCING A STRUCTURE FROM BUILDING MATERIAL
A mixer (1) comprises a drum (2) having at least one inlet (6) and one outlet (7). The mixer (1) furthermore comprises a drive (3) and a stirring shaft (4), which is arranged in the drum (2) and is coupled to the drive (3). Furthermore, the mixer (1) comprises a conveying device (5), which is arranged in the drum (2) and which is arranged on one and the same axis as the stirring shaft (4).
B28C 5/14 - Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials the stirrers having motion about a horizontal or substantially horizontal axis
B01F 23/64 - Mixing solids with solids using rotatable mixing elements at the lower end of discharge hoppers
B01F 27/072 - Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis
B01F 27/112 - Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
B01F 27/1121 - Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades pin-shaped
B01F 27/192 - Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements
B01F 27/2123 - Shafts with both stirring means and feeding or discharging means
B01F 27/70 - Mixers with rotary stirring devices in fixed receptaclesKneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms
B28C 5/08 - Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
93.
ADHESIVE COMPOSITION AND USE THEREOF FOR PROVIDING A SELF-HEALING ADHERED ROOFING SYSTEMS
An adhesive composition and use thereof for providing self-healing adhered roofing systems. The adhesive composition includes at least one rubber component, at least one organic solvent, and 12.5-40 wt.-% of at least one powdered superabsorber polymer, based on the total weight of the adhesive composition. Further, a self-healing membrane composite, to a method for forming a self-healing adhered roofing system, to a self-healing adhered roofing system and to use of at least one powdered superabsorber polymer in an adhesive for providing a self-healing adhered roofing system.
A method for producing a three-dimensional object from a curable binder composition with an additive manufacturing process includes producing the curable binder composition in the setting state, preferably by mixing constituents of the curable binder composition in a mixing unit, conveying the curable binder composition in the setting state via a supply line to a printing head movable in at least one direction, applying the curable binder composition in the setting state with the printing head, preferably layer-by-layer, to form the three-dimensional object, determining a temperature of the curable binder composition in the mixing unit, in the supply line and/or in the printing head, adjusting the temperature of the curable binder composition in the mixing unit and/or in the supply line and/or adjusting the temperature of at least one of the constituents of the curable binder composition before adding it into the mixing unit.
The invention relates to a method for producing a moisture-curing hot-melt adhesive composition comprising: A) Reacting at least one first polyol PO1 with at least one polyisocyanate PI, wherein the stoichiometric ratio of isocyanate groups to hydroxyl groups is at least 1.1, preferably 1.2 – 2.5 and B) Adding at least one second polyol PO2 to the to the reaction mixture obtained from step A) and carrying out the reaction, wherein the stoichiometric ratio of isocyanate groups to hydroxyl groups at least 2, preferably at least 2.5, wherein the method further comprises adding at least one poly(meth)acrylate AC in or after step A) and/or in or after step B), wherein the at least one poly(meth)acrylate AC contains no free hydroxyl groups.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
Subject of the invention is a two-component epoxy system, comprising a part (A) comprising at least one epoxide bearing two or more epoxy groups and at least one (meth)acrylate, and a part (B) comprising at least one amine and at least one metal catalyst, wherein parts (A) and (B) are physically separated from each other.
C08G 59/17 - Polycondensates modified by chemical after-treatment by monocarboxylic acids or by anhydrides, halides or low-molecular-weight esters thereof by acrylic or methacrylic acid
The use of a hardener containing at least one amine of formula (I) for crosslinking of amine-reactive compounds, wherein the amines of formula (I) are biobased and obtainable from vanillin or guaiacol. The amines of formula (I) have particularly good compatibility with epoxy resins as the amine-reactive compound. They make it possible to obtain biobased epoxy resin products that are superior to petrobased products not only in terms of sustainability but also in terms of technical performance.
The present invention relates to a method for the assembly of a floor construction comprising a step of mixing a dry underlayment composition having a ternary binder with an aqueous dispersion of organic resins, forming a levelling layer from this mixture on a porous substrate, and adhering a cover material thereto.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
An admixture for mineral binder compositions, especially for concrete, the admixture includes at least one kinetic regulator selected from esters of hydroxy carboxylic acid, especially citric acid esters, tartaric acid esters, lactic acid esters, gluconic acid esters, malic acid esters, glycolic acid esters, and/or mandelic acid esters, optionally an accelerator for the hydration of cement, and optionally water. Admixtures reduce the maximum heat flow from mineral binder composition, especially concrete, without unduly retarding setting and/or curing thereof.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
