Curable adhesive compositions are provided that can be cured using ultraviolet or visible light radiation. These curable adhesive compositions, which contain a curable (meth)acrylate copolymer, have a creep compliance that is less than 5(10.sup.−4) inverse Pascals at 25° C., a creep compliance that is greater than 1(10.sup.−3) inverse Pascals at 70° C., and a shear storage modulus greater than 40 kiloPascals when measured at 25° C. at a frequency of 1 radian/second.

Curable adhesive compositions are provided that can be cured using ultraviolet or visible light radiation. These curable adhesive compositions, which contain a curable (meth)acrylate copolymer, have a creep compliance that is less than 5(10.sup.−4) inverse Pascals at 25° C., a creep compliance that is greater than 1(10.sup.−3) inverse Pascals at 70° C., and a shear storage modulus greater than 40 kiloPascals when measured at 25° C. at a frequency of 1 radian/second.

A graft copolymer (B) produced by graft polymerization of a vinyl monomer mixture (m1) including an alkyl (meth)acrylate ester onto a copolymer (A), the copolymer (A) being a copolymer of an alkyl (meth)acrylate ester (Aa) and a (meth)acrylate ester (Ab) including an aromatic hydrocarbon group. A thermoplastic resin composition including the graft copolymer (B), a copolymer (C) that is the product of a polymerization reaction of a vinyl monomer mixture (m2) including an alkyl (meth)acrylate ester, and a molded article produced by molding the thermoplastic resin composition. Provided are the graft copolymer with which a thermoplastic resin composition excellent in terms of transparency, impact resistance, weather resistance, and flowability may be produced, a thermoplastic resin composition including the graft copolymer, and the molded article produced by molding the thermoplastic resin composition.

A graft copolymer (B) produced by graft polymerization of a vinyl monomer mixture (m1) including an alkyl (meth)acrylate ester onto a copolymer (A), the copolymer (A) being a copolymer of an alkyl (meth)acrylate ester (Aa) and a (meth)acrylate ester (Ab) including an aromatic hydrocarbon group. A thermoplastic resin composition including the graft copolymer (B), a copolymer (C) that is the product of a polymerization reaction of a vinyl monomer mixture (m2) including an alkyl (meth)acrylate ester, and a molded article produced by molding the thermoplastic resin composition. Provided are the graft copolymer with which a thermoplastic resin composition excellent in terms of transparency, impact resistance, weather resistance, and flowability may be produced, a thermoplastic resin composition including the graft copolymer, and the molded article produced by molding the thermoplastic resin composition.

A method for styling hair comprises placing the hair in a desired configuration and applying a hair styling composition to the hair. The hair styling composition comprises a powder of a multistage polymer of a soft polymer of Tg<40° C.; and a hard polymer having a Tg>40° C., and at least 10° C. higher than the Tg of the soft polymer wherein the hard polymer forms a complete or partial shell around the soft polymer the weight ratio of hard polymer to soft polymer being 1.01:1 to 2:1. After exposure to liquid water and drying at temperatures below 100° C., a maximum thermal transition temperature of the multistage polymer in an atmosphere of 0% relative humidity that differs by 20° C. or less from the maximum thermal transition temperature in an atmosphere of 75% relative humidity.

A method for styling hair comprises placing the hair in a desired configuration and applying a hair styling composition to the hair. The hair styling composition comprises a powder of a multistage polymer of a soft polymer of Tg<40° C.; and a hard polymer having a Tg>40° C., and at least 10° C. higher than the Tg of the soft polymer wherein the hard polymer forms a complete or partial shell around the soft polymer the weight ratio of hard polymer to soft polymer being 1.01:1 to 2:1. After exposure to liquid water and drying at temperatures below 100° C., a maximum thermal transition temperature of the multistage polymer in an atmosphere of 0% relative humidity that differs by 20° C. or less from the maximum thermal transition temperature in an atmosphere of 75% relative humidity.

Provided are a matting polymer composition having excellent weather resistance and impact resistance, and a matte sheet including the same. The matting polymer composition according to the present disclosure includes two kinds of styrene-acrylonitrile copolymers having different acrylonitrile contents, and a matting agent, and thus, a molded article manufactured by an extrusion or injection process has mechanical properties such as excellent weather resistance and impact resistance, and also may show an effective matting effect and excellent appearance quality.

Provided are a matting polymer composition having excellent weather resistance and impact resistance, and a matte sheet including the same. The matting polymer composition according to the present disclosure includes two kinds of styrene-acrylonitrile copolymers having different acrylonitrile contents, and a matting agent, and thus, a molded article manufactured by an extrusion or injection process has mechanical properties such as excellent weather resistance and impact resistance, and also may show an effective matting effect and excellent appearance quality.

An organic fine particle comprising a core polymer and a shell polymer. The core polymer has a Tg or a melting point of 15° C. or more, the core polymer has a water contact angle of 100° or more, all monofunctional monomers constituting the core polymer are a hydrophobic core monomer of which homopolymer has a water contact angle of 100° or more, the shell polymer has a Tg or a melting point lower than Tg or the melting point of the core polymer, the shell polymer has a water contact angle of less than 100°, and all monofunctional monomers constituting the shell polymer are a water-insoluble shell monomer of which homopolymer is water-insoluble. Also disclosed is a surface coating structure including the organic fine particle and a water-repellant composition including a dispersion of the organic fine particle.

Provided is a binder composition for a secondary battery with which excellent close adherence is obtained between a substrate and a layer obtained using the binder composition and that can result in a secondary battery having good cycle characteristics. The binder composition contains a polymer and a solvent, wherein the polymer is core-shell particles including a core portion formed of a polymer (a1) and a shell portion formed of a polymer (a2). The polymer (a2) includes specific monomer units with specific amounts, wherein at least one type of monomer unit selected from a monofunctional unsaturated carboxylic acid monomer unit and a monofunctional unsaturated sulfonic acid monomer unit is not less than 0.1 mol and not more than 15,000 mol relative to 1 mol of a monomer unit of a monomer including at least two vinyl functional groups.