Abstract: A polymer latex, including a polymerization step of polymerizing a monomer in organic solvent to thereby obtain polymer solution of synthetic polyisoprene and/or styrene-isoprene-styrene block copolymer, antioxidant addition step of adding antioxidant to the polymer solution of synthetic polyisoprene and/or styrene-isoprene-styrene block copolymer at proportion of 0.01-1.00 parts by weight per 100 parts by weight of the synthetic polyisoprene and/or styrene-isoprene-styrene block copolymer, and emulsification step of emulsifying the polymer solution which the antioxidant is added, in water in the presence of a surfactant, to thereby obtain polymer latex, wherein the emulsification performs in the emulsification step so the ratio D75/D25 of the volume particle size D75 at a cumulative frequency of 75% to the volume particle size D25 at a cumulative frequency of 25% of a particle of the synthetic polyisoprene and/or styrene-isoprene-styrene block copolymer included in the polymer latex is 1.90 or more and 2.

Abstract: The invention provides a composition comprising an ethylene-based polymer, wherein the ethylene-based polymer comprises the following properties: a) a Mw(abs)/Mw(conv) >2.60; and b) a CDFRIR (at Mw<10,000 g/mole) >0.145.

Abstract: A composition comprising an ethylene-based polymer, which comprises the following properties: a) (Mw(abs)/Mw(conv)?2.00)*(100,000 g/mol/Mw(abs))*CDF?IR #191 (MW?10,000 g/mol)?0.030; and b) a melt index (I2) from 0.30 to 2.50 g/10 min.

Abstract: A main object is to provide a biaxially stretched polypropylene film for capacitors that has high voltage resistance at high temperatures and excellent dielectric breakdown properties and that can be formed into an ultrathin film. Furthermore, a capacitor obtained by using the biaxially stretched polypropylene film for capacitors described above is provided. The biaxially stretched polypropylene film for capacitors, includes a polypropylene resin, and the film has a spacing value of (040) face of ?-crystal measured by X-ray diffraction of 0.525 to 0.530 nm.

Abstract: A molding material mixture contains cellulose nanofibers (CNFs) and at least one base material selected from the group consisting of a resin and fibers. A hydrophobic polymer is chemically bonded to at least some of the —OH groups of the cellulose nanofibers. The base material and the cellulose nanofibers are ground or pelletized.

Abstract: High flow nucleated heterophasic polyolefin compositions comprising a matrix comprising a propylene homo- and/or copolymer and an elastomeric alpha-olefin copolymer phase dispersed in the matrix, which have rather high melt flow rate, improved impact strength but also an excellent impact/stiffness balance and a process for the preparation of such a heterophasic polyolefin composition, articles made therefrom and uses of the heterophasic polyolefin composition.

Abstract: The invention relates to a molding compound (100) for electronic components, comprising a plastic main matrix (10) into which a polypropylene plastic particles (11) having a beta-crystallite structure are introduced.

Abstract: A nucleated propylene polymer composition made from or containing: A) a propylene homopolymer; B) a copolymer of propylene with ethylene derived units; the nucleated composition having a fraction soluble in xylene at 25° C. between 9.0 and 21.0 wt %, an intrinsic viscosity of the fraction soluble in xylene at 25° C. between 1.0 and 1.9 dl/g, a total melt flow rate between 1.5 and 5 g/10 min and the value of the relation (I): 22.5+0.2*MFR?1.2*Xs+0.2*IV??(I) is higher than 5.9; wherein MFR is the melt flow rate of the nucleated composition; IV is the intrinsic viscosity of the fraction soluble in xylene at 25° C.; and Xs is the fraction soluble in xylene at 25° C., the amount of A+B is equal to 100 wt %, and the nucleating agent is selected from the group consisting of aromatic or aliphatic carboxylic acids, aromatic metal phosphates, sorbitol derivatives and talc.

Abstract: Polymer particles having a mean primary particle diameter d50 between 50 nm and 10 pm based on the total weight, containing: A. 10 to 100% by weight of a polymer phase A, obtainable by free-radical copolymerization of an oil-in-water miniemulsion having a monomer mixture as oil phase, containing i) 30 to 99.9% by weight of one or more mono-ethylenically unsaturated monomers II having at least one C12-C48-n-alkyl side chain, ii) 0 to 60% by weight of one or more mono-ethylenically unsaturated monomers II having at least one C1-C11-n-alkyl and/or one C3-C48-i-alkyl side chain, iii) 0.1 to 20% by weight of one or more monomers III having at least two non-conjugated ethylenic double bonds, iv) 0 to 69.9% by weight of one or more (hetero)aromatic, mono-ethylenically unsaturated monomers IV, v) 0 to 40% by weight of one or more other mono-ethylenically unsaturated monomers V; and B.

Abstract: Provided is a molded body of a resin composition, which has improved easy wiping-off properties and scratch resistance. This resin composition contains (1) a thermoplastic resin and (2) a fluorine-containing copolymer; and the fluorine-containing copolymer (2) is a copolymer which comprises (a) a repeating unit formed from a fluorine-containing monomer represented by formula CH2?C(—X)—C(?O)—Y—Z—Rf, and (b) a repeating unit formed from a non-fluorine monomer having a hydrocarbon group with 14 or more carbon atoms, and which has a weight average molecular weight of 2,500-20,000.

Abstract: The present invention relates to a thermoplastic ABS composition reinforced with natural fibres, which comprises an ABS polymer, natural fibres, a compatibilizing polymer, and processing aids comprising a lubricant and titanium dioxide. It relates also to a moulded article prepared from the thermoplastic composition and to its use in extrusion, injection, compression moulding and 3D printing.

Abstract: A polyketone composition includes: (A) a polyketone having, in a main chain, a structural unit represented by the following Formula (I); and (B) an epoxy compound. In Formula (I), X represents a bivalent group that has from 1 to 50 carbon atoms and that may have a substituent group, Y represents a bivalent hydrocarbon group that has from 1 to 30 carbon atoms and that may have a substituent group, and n represents an integer from 1 to 1500.

Abstract: The present invention provides a bio-electrode composition including: a resin containing a main chain having a urethane bond and two side chains each having a silicon-containing group; and an electro-conductive material, wherein the electro-conductive material is a polymer compound having one or more repeating units selected from fluorosulfonic acid salts shown by the following formulae (1)-1 and (1)-2, sulfonimide salts shown by the following formula (1)-3, and sulfonamide salts shown by the following formula (1)-4. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light in weight, manufacturable at low cost, and free from large lowering of the electric conductivity even when it is wetted with water or dried. The present invention also provides a bio-electrode in which the living body contact layer is formed from the bio-electrode composition, and a method for manufacturing the bio-electrode.

Abstract: The present invention relates to an impact modified polyamide composition. In particular, the present invention relates to impact modified transparent polyamide compositions comprising a multistage polymer. More particularly, the present invention relates to the use of multistage polymer as impact modifier in a transparent polyamide composition.

Abstract: Films with optical transmittance of >80% between 400 and 750 nm and with coefficient of thermal expansion less than 20 ppm/° C. are prepared from aromatic polyamides that are soluble in polar organic solvents yet have glass transition temperatures >300° C. The films are cross-linked in the solid state by heating at elevated temperatures for short periods of time in the presence of multifunctional epoxides. Surprisingly, the optical and thermal properties of the films do not change significantly during the curing process. The temperature required for the crosslinking process to take place can be reduced by the presence of a few free, pendant carboxyl groups along the polyamide backbones. The films are useful as flexible substrates for electronic displays and photovoltaic devices.

Abstract: The invention relates to a metal effect pigment including a metallic substrate in platelet form and a coating applied thereto, wherein the coating includes a spacer layer. The invention further relates to a process for production of and to the use of the metal effect pigment.

Abstract: Methods are provided for beneficially reusing a paint-saturated filter aid, such as paint-saturated alkaline earth metal carbonates, as a substitute in applications requiring virgin alkaline earth metal carbonates. The paint-saturated filter aid is prepared by re-milling paint-saturated filter aid to a predetermined size to produce re-milled particles suitable for reuse in a variety of applications, including flooring, concrete, and the like. Also provided are flooring materials including re-milled particles of a paint-saturated filter aid characterized by one or more of: a median particle size (D50) of about 1 to about 50 microns; less than about 5% of the re-milled particles being retained on a 200 mesh screen; or a top cut size (D90) of about 5 to about 300 microns.

Abstract: Provided are a black mixed oxide that contains chromium per se of any valency as a main component, and fails to contain cobalt as the main component material, and has a high safety, an excellent color tone and economical efficiency, and a method for producing the same, and various products using the black mixed oxide material. The mixed oxides comprise oxides containing La, Mn and Cu as main components but containing neither Cr nor Co as a main component, wherein the contents of La, Mn and Cu in the mixed oxides satisfy the following ratios, as oxide equivalent amount with respect to 100% by weight of the oxide equivalent amount: the La content as La2O3 being 35-70 wt %; the Mn content as MnO2 being 25-60 wt %; and the Cu content as CuO being 0.5-10 wt %.

Abstract: The object of the present invention is to provide a polydialkylsiloxane backbone containing film excellent in durability against hot water. The film of the present invention comprises a polydialkylsiloxane backbone, wherein the ratio of carbon atoms to silicon atoms (C/Si) is not less than 0.93 and less than 1.38 in terms of moles. In the film, the magnitude of a contact angle change ratio dW represented by a specific formula can be not less than ?10% provided that ?0 is an initial contact angle of water, and ?W is a contact angle of water on the film immersed in ion-exchanged water of 70° C. for 24 hours.

Abstract: The disclosure provides an anti-adhesive composition for unvulcanized rubbers which enables a reduction in anti-adhesive-induced dusting, can exhibit high anti-adhesive properties even in a small application amount, and brings about high slipperiness. The anti-adhesive composition for unvulcanized rubbers includes (A) a water-soluble polymer, (B) particles of a water-insoluble organic polymer, (C) a metal soap, (D) a surfactant and water. The anti-adhesive composition for unvulcanized rubbers includes, with respect to the whole mass of the components excluding the water, 30 mass % or more the component (A), 1-20 mass % the component (B), 20-50 mass % the component (C), and 10-20 mass % the component (D).

Abstract: A composition, comprising at least one silane-group-containing polymer that is liquid at room temperature, at least one epoxide liquid resin, and at least one aliphatic polyamine having a molecular weight of at least 115 g/mol and having at least three amine hydrogens reactive toward epoxide groups, as a sealing film applied in liquid form. The sealing film applied in liquid form is isocyanate-free, low-odor, and easy to process because of the low viscosity and the long open time. Said sealing film cures quickly and forms a high-quality elastic material having good mechanical properties and good weather resistance.

Abstract: The present invention provides a novel aqueous coating composition comprising a multi-stage aqueous emulsion polymer, an anionic colloidal silica, and a thickener. This novel aqueous coating composition provides low gloss, while maintaining good physical stability and transparency.

Abstract: Disclosed are antimicrobial sacrificial floor coatings systems including an antimicrobial sacrificial floor coating composition capable of reducing and/or preventing gram positive and gram negative bacterial growth on floors. Also disclosed is an antimicrobial sacrificial floor coating remover being readily capable of removing the antimicrobial sacrificial floor coating as desired from previously treated flooring surfaces. In certain aspects, the antimicrobial sacrificial floor coatings can include a nonionic acrylic polymer; a nonionic wax; and a cationic alkyl biguanide or salt thereof. The antimicrobial sacrificial floor coating may further include a cationic wax that further stabilizes the system during storage, application, and/or post-application to a floor surface.

Abstract: Disclosed are antimicrobial sacrificial floor coatings systems including an antimicrobial sacrificial floor coating composition capable of reducing and/or preventing gram positive and gram negative bacterial growth on floors. Also disclosed is an antimicrobial sacrificial floor coating remover being readily capable of removing the antimicrobial sacrificial floor coating as desired from previously treated flooring surfaces. In certain aspects, the antimicrobial sacrificial floor coatings can include a cationic acrylic polymer; a nonionic wax; and a cationic alkyl biguanide or salt thereof. The antimicrobial sacrificial floor coating may further include a cationic wax that further stabilizes the system during storage, application, and/or post-application to a floor surface.

Abstract: This invention relates to novel non-isocyanate siloxane-modified glycidol carbamate (GC) resins and coating compositions containing them. The non-isocyanate siloxane modified GC resins of the invention comprise the reaction product of at least one organic polyisocyanate, glycidol, and at least one bis(hydroxyl alkyl)-terminated polydimethylsiloxane. The coating compositions of the invention comprise at least one non-isocyanate siloxane modified GC resin of the invention and at least one curing agent. The invention also relates to methods of making the resins of the invention and coatings containing them. The invention also relates to a fouling-release (FR) coating system comprising the coating compositions of the invention and methods of applying said FR coating systems to substrates. The invention also relates to articles of manufacture comprising a coating composition of the invention and a method of making such articles.

Abstract: A containment for crude oil that inhibits paraffin deposition thereon is described. One to twenty coatings of a composition including a polyacrylate are applied to a crude oil contact surface of a crude oil containment; the polyacrylate includes at least about 50 mole % acrylic acid residues or the conjugate base thereof. The coating compositions are suitably delivered from a water dispersion, solution, or emulsion and dried before applying a subsequent coating. Each of the one to twenty coatings are formed from the same or from different polyacrylate coating compositions. The coated containment surfaces inhibit deposition of at least 10 wt % and as much as 90 wt % of paraffin solids from a crude oil compared to the same crude oil contact in the absence of the one to twenty coatings. The coatings inhibit paraffin deposition at temperatures between about 60° C. and ?40° C.

Abstract: An aqueous radiation curable inkjet ink contains an aqueous medium and polymer nanoparticles charged with a polymerizable compound.

Abstract: Ink formulations suitable for deposition upon the intermediate transfer member of an indirect printing system and for transfer therefrom to a substrate. The inks are aqueous inkjet inks comprising an organic polymeric resin and a colorant. Ink film constructions including a plurality of continuous ink films fixedly adhered to the printing substrate that can be obtained with these inks are also disclosed. The inks and the printed constructions are such that the ink films and the dried inks composing them have a first dynamic viscosity within a range of 106 cP to 5·107 cP at at least a first temperature within a first range of 60° C. to 87.5° C., and a second dynamic viscosity of at least 6·107 cP, for at least a second temperature within a second range of 50° C. to 55° C.

Abstract: The present disclosure is drawn to aqueous pigment co-dispersions. The co-dispersions include self-dispersed pigment with a chemically modified surface; released surface moieties from the self-dispersing pigment; pigment powder having the released surface moieties associated with pigment powder surfaces; polymeric dispersant; and water.

Abstract: There is provided a water-based ink for ink-jet recording including: a self-dispersible black pigment; a resin-dispersed chromatic pigment including a resin-dispersed magenta pigment and a resin-dispersed cyan pigment; and water. A ratio (Col/Bk) of a solid content mass (Col) of the resin-dispersed chromatic pigment to a solid content mass (Bk) of the self-dispersible black pigment is in a range of 0.24 to 0.73 and a mean particle diameter of the self-dispersible black pigment is greater than a mean particle diameter of the resin-dispersed chromatic pigment.

Abstract: The present invention relates to [1] a process for producing a pigment water dispersion, including step 1 of mixing a water dispersion (A) formed by dispersing a pigment (I) with a water-dispersible polymer and a water dispersion (B) of a self-dispersible pigment (II) to obtain a water dispersion (C); and step 2 of subjecting the water dispersion (C) obtained in the step 1 to heat treatment at a temperature of not lower than 40° C. to obtain the pigment water dispersion, and [2] a pigment water dispersion containing a pigment (I) dispersed with a water-dispersible polymer and a self-dispersible pigment (II), in which the water-dispersible polymer is adsorbed onto the pigment (I) and the self-dispersible pigment (II).

Abstract: Example compliant hydrophilic coatings including a base coat and a lubricious top coat for coating a medical device including a flexible substrate. The coatings exhibit reduced cracking and peeling in response to deformation or expansion of the flexible substrate. Example techniques for coating a medical device including a flexible substrate with compliant hydrophilic coatings.

Abstract: An aqueous based blend composition including (a) an aqueous polyolefin dispersion comprising the melt blending product of one or more base polymers and one or more stabilizing agents in the presence of water and optionally one or more neutralizing agents, having an average volume particle size diameter from 400 to 1500 nm, and a pH from 8 to 11; and (b) from 0.1 to 50 percent by weight based on the solid content of the dispersion one or more crosslinking agents is provided.

Abstract: The present invention provides waterborne curable film-forming compositions comprising: a) an aqueous dispersion of polymeric acrylic particles, wherein the particles have a Z average particle size less than 80 nm and have reactive functional groups; wherein the particles are prepared from a monomer mixture comprising ethylenically unsaturated monomers that are polymerized in the presence of a branched polymer having an acid value of 40-200, wherein the branched polymer is prepared from ethylenically unsaturated monomers; b) a crosslinking agent having functional groups reactive with functional groups on the polymeric acrylic particles; and c) an aqueous dispersion of at least one additional polymer having hydroxyl and/or acid functional groups and having a Z average particle size greater than 100 nm. Further provided are multilayer coated substrates comprising the curable film-forming compositions and methods for forming a composite coating on a substrate using the curable film-forming compositions.

Abstract: The present invention provides: a heat- and light-curable coating composition which is suitable as a top clear coat for plastic molded articles for automobiles or household electric appliances or for plastic molded articles having a water pressure transfer print layer; a coating film formation method using the coating composition; and a water pressure transfer method using the coating composition. The heat- and light-curable coating composition comprises: an acrylic polyol resin (a) having a glass transition temperature (Tg) of 50° C. to 100° C.

Abstract: A floor coating agent with excellent adhesion and hardness, and a construction method using the same are proposed. The floor coating agent includes a primer layer applied onto a surface of floor and then cured, and a floor coating layer applied onto the primer layer and then cured, wherein the primer layer is produced from a mixture of a self-emulsified epoxy resin, an acrylic polyol resin, a defoaming agent, 1,3,5-triglycidyl isocyanurate, dodecanedioic acid, anhydrous sodium citrate and water, and the floor coating layer is produced from a floor coating layer composition including an acidic copolymer alkyl ammonium salt, zinc oxide, oxalic acid, ammonium hydroxide and distilled water. Based on this configuration, floor coating agent can improve durability, abrasion resistance, gloss and the like of a floor surface, based on excellent adhesion to the floor surface and superior surface hardness.

Abstract: A method for applying a RMA crosslinked coating with improved adhesion, comprising the steps of applying on the substrate surface a layer of a modified epoxy primer comprising an epoxy functional polymer binder and a crosslinker, wherein adhesion of the RMA crosslinked coating to the epoxy primer layer is improved by said primer comprising after curing functional groups X reactable with crosslinkable components of the RMA crosslinkable composition or a precursor of functional groups X, preferably a moisture deblockable precursor. The invention also relates to modified epoxy primers, compositions for improving adhesion of epoxy primers and use thereof to improve adhesion of RMA crosslinkable coatings.

Abstract: The present disclosure provides pre-treatment compositions and related methods. As such, a pre-treatment coating composition can include an evaporable liquid vehicle and a pre-treatment coating matrix. The pre-treatment coating matrix can include from 5 wt % to 40 wt % multivalent metal salt, and from 5 wt % to 20 wt % polyurethane. The composition can further include from 10 wt % to 50 wt % high Tg latex having a Tg greater than 80° C., from 0.5 wt % to 20 wt % water soluble binder, and from 3 wt % to 20 wt % wax having a melting point greater than 120° C. The weight percentages of the pre-treatment coating matrix exclude the evaporable liquid vehicle content, and the weight ratio of the high Tg latex to polyurethane is from 1:1 to 5:1.

Abstract: A composition for forming a film for semiconductor devices including: a compound (A) including a cationic functional group containing at least one of a primary nitrogen atom or a secondary nitrogen atom and having a weight average molecular weight of from 10,000 to 400,000; a crosslinking agent (B) which includes the three or more —C(?O)OX groups (X is a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms) in the molecule, in which from one to six of three or more —C(?O)OX groups are —C(?O)OH groups, and which has a weight average molecular weight of from 200 to 600; and water (D), in which the compound (A) is an aliphatic amine.

Abstract: Low density particles that have an exterior surface coated with a thin polymeric coating of an aminoplast can be used in aerospace sealants to reduce the specific gravity of a sealant.

Abstract: The present disclosure relates to an optical laminate including: a supporting substrate layer; and a hard coating layer located on at least one surface of the supporting substrate layer and including a cured product of a hard coating composition, wherein the hard coating composition includes: a polysiloxane including 70 mol % or more of a structural unit containing a glycidyl group-containing functional group; an elastomer; and a reactive monomer containing at least one functional group capable of cross-linking with the polysiloxane, and the elastomer is contained in an amount of 5 to 80 parts by weight based on 100 parts by weight of the polysiloxane. The present disclosure also relates to a flexible display apparatus including the above optical laminate.

Abstract: A process for preparing a bitumen-polymer composition includes mixing and heating a base bitumen-polymer with at least: one compound of general formula (I): R1—(COOH)z where R1 is a linear or branched, saturated or unsaturated, hydrocarbon chain, including 4 to 68 carbon atoms, and z is an integer from 1 to 4, and a compound (II) selected from the compounds able to react according to an acid-base reaction, an amidation reaction or an esterification reaction, with the carboxylic acid group of the additive (I). Also set forth is the composition obtained by the method and a kit composed of a bitumen-polymer composition including an additive (I), in the form of blocks, and a capsule comprising a compound (II).

Abstract: A polishing agent comprises: a fluid medium; an abrasive grain containing a hydroxide of a tetravalent metal element; a first additive; a second additive; and a third additive, wherein: the first additive is at least one selected from the group consisting of a compound having a polyoxyalkylene chain and a vinyl alcohol polymer; the second additive is a cationic polymer; and the third additive is an amino group-containing sulfonic acid compound.

Abstract: The present invention provides a polishing composition which is suitable for polishing an object to be polished having a layer containing a Group III-V compound, suppresses etching of the Group III-V compound, and is capable of polishing at a high polishing speed. The polishing composition according to the present invention is a polishing composition used for polishing an object to be polished having a layer containing a Group III-V compound and contains abrasive grains, an oxidizer, and an anionic surfactant.

Abstract: This disclosure relates to a polishing composition that includes at least one abrasive; at least one nitride removal rate reducing agent, an acid or a base; and water. The at least one nitride removal rate reduce agent can include a hydrophobic portion containing a C12 to C40 hydrocarbon group; and a hydrophilic portion containing at least one group selected from the group consisting of a sulfinite group, a sulfate group, a sulfonate group, a carboxylate group, a phosphate group, and a phosphonate group; in which the hydrophobic portion and the hydrophilic portion are separated by zero to ten alkylene oxide groups. The polishing composition can have a pH of about 2 to about 6.5.

Abstract: The present invention relates to an adhesive composition for a semiconductor including: a thermoplastic resin having a glass transition temperature of ?10° C. to 20° C.; a curing agent containing a phenol resin having a softening point of 70° C. or more; a solid epoxy resin; and a liquid epoxy resin, wherein a weight ratio of the total contents of the solid epoxy resin and the liquid epoxy resin to the thermoplastic resin is 1.6 to 2.6, an adhesive film for a semiconductor including the adhesive composition for a semiconductor, a dicing die bonding film including an adhesive layer including the adhesive composition for a semiconductor, and a method for dicing a semiconductor wafer using the dicing die bonding film.

Abstract: The adhesive tape includes: a resin layer that is formed by applying resin coating, the resin coating containing a resin having an acid number of 50 mg/g or more and 130 mg/g or less, and at least one type of cross-linking agent selected from between an epoxy-based cross-linking agent and a metal chelate cross-linking agent; and an adhesive layer that is laminated on or above the resin layer, and is formed by applying adhesive coating, the adhesive coating containing a resin including a hydroxyl group, and a metal chelate compound.

Abstract: An adhesive mass consisting of (a) at least one elastomer component, of a polybutadiene-polyvinyl aromatic block copolymer type, having a proportion with respect to the total adhesive mass of 42 to 55 wt. % and having a diblock proportion with respect to the total block copolymer content of 32 to 55 wt. %, (b) at least one adhesive resin, which is a hydrocarbon resin having a DACP value of at least +50° C. and at most +85° c, (c) optionally at least one soft resin having a proportion of 0 to 15 wt. % with respect to the total adhesive mass, and (d) optionally further additives, which adhesive mass is particularly suitable for adhering on rough substrates such as plaster or woodchip wallpaper.

Abstract: Pressure-sensitive adhesive (PSA) strips, configured or adapted for the residue-free and non-destructive removal by which by substantially expanding it in the plane of adhesion, are provided. The PSA strips comprise at least one adhesive compound layer consisting of a PSA compound, constituted by vinyl aromatic block copolymers and one or more adhesive resins, at least 75 wt.-% (relative to the total amount of resin) of a resin being selected that has a DACP (diacetone alcohol cloud point) of greater than ?20° C., and a softening point (ring & ball) of greater than or equal to 70° C., and the PSA compound has being foamed.

Abstract: A composite material is provided that includes at least one first material and particles. The particles have a negative coefficient of thermal expansion and the particles have a sphericity ? of at least 0.7. The composite material includes at least 30 vol % of the particles at a particle size of d50?1.0 ?m or at least 40 vol % of the composite material at a particle size d50>1.0 ?m.