A latex composition for dip forming, and more particularly, to a latex composition for dip forming includes carboxylic acid-modified nitrile-based copolymer latex; and a phenolic emulsifier, wherein the phenolic emulsifier is included in an amount of 0.08 parts by weight to 6 parts by weight (based on a solid content) based on 100 parts by weight of the carboxylic acid-modified nitrile-based copolymer latex. A method for preparing the latex composition and a formed article produced using the latex composition are also provided.

A latex composition for dip forming, and more particularly, to a latex composition for dip forming includes carboxylic acid-modified nitrile-based copolymer latex; and a phenolic emulsifier, wherein the phenolic emulsifier is included in an amount of 0.08 parts by weight to 6 parts by weight (based on a solid content) based on 100 parts by weight of the carboxylic acid-modified nitrile-based copolymer latex. A method for preparing the latex composition and a formed article produced using the latex composition are also provided.

A thermoplastic resin composition of the present invention comprises: a graft copolymer (A) obtained by polymerizing a vinyl-based monomer mixture (m1) composed of one or more types of vinyl-based monomers, in the presence of a rubber-like polymer (a) having a volume average particle size of 80 to 250 nm; and a vinyl-based copolymer (B) composed of 31 to 50% by mass of a vinyl cyanide-based monomer unit, 50 to 69% by mass of an aromatic vinyl-based monomer unit, and 0 to 30% by mass of another vinyl-based monomer unit, wherein proportions of the graft copolymer (A) and the vinyl-based copolymer (B) are 30 to 70% by mass and 30 to 70% by mass, respectively, with respect to a total of 100% by mass of the graft copolymer (A) and the vinyl-based copolymer (B).

A thermoplastic resin composition of the present invention comprises: a graft copolymer (A) obtained by polymerizing a vinyl-based monomer mixture (m1) composed of one or more types of vinyl-based monomers, in the presence of a rubber-like polymer (a) having a volume average particle size of 80 to 250 nm; and a vinyl-based copolymer (B) composed of 31 to 50% by mass of a vinyl cyanide-based monomer unit, 50 to 69% by mass of an aromatic vinyl-based monomer unit, and 0 to 30% by mass of another vinyl-based monomer unit, wherein proportions of the graft copolymer (A) and the vinyl-based copolymer (B) are 30 to 70% by mass and 30 to 70% by mass, respectively, with respect to a total of 100% by mass of the graft copolymer (A) and the vinyl-based copolymer (B).

A latex composition including a latex (A) of a diene rubber (a) having a weight average molecular weight of 50,000 or more and 1,000,000 or less and containing an ethylenically unsaturated acid monomer unit; and a latex (B) of a diene rubber (b) having a weight average molecular weight of 500 or more and less than 50,000 and containing an ethylenically unsaturated acid monomer unit.

A latex composition including a latex (A) of a diene rubber (a) having a weight average molecular weight of 50,000 or more and 1,000,000 or less and containing an ethylenically unsaturated acid monomer unit; and a latex (B) of a diene rubber (b) having a weight average molecular weight of 500 or more and less than 50,000 and containing an ethylenically unsaturated acid monomer unit.

Disclosed are compositions, systems and methods related to a polypropiolactone composition comprising polypropiolactone polymers. Such polymers include polypropiolactone chains of Formula (I): where n is an integer from 10 to about 1,000 and Y is either H or a cation.

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Disclosed are compositions, systems and methods related to a polypropiolactone composition comprising polypropiolactone polymers. Such polymers include polypropiolactone chains of Formula (I): where n is an integer from 10 to about 1,000 and Y is either H or a cation.

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The present disclosure is directed to an ultra-high solids emulsion comprising a plurality of multiphase polymer particles, in which the multiphase particles comprises an acrylic-based copolymer derived from monomers comprising an alkyl methacrylate; an alkyl acrylate; a hydroxyalkyl acrylate; at least one or more acids; a vinyl aromatic compound; and a vinyl ester or vinyl lactam, a copolymerizable surfactant, at least one or more alkylphenol ethoxylate (APE) free nonionic surfactants, and at least one or more APE free anionic surfactants in aqueous medium in the presence of an initiator and a buffer. Additionally, methods for preparing such ultra-high solids emulsion and applications of such emulsion in coatings and adhesives are disclosed.

The present disclosure is directed to an ultra-high solids emulsion comprising a plurality of multiphase polymer particles, in which the multiphase particles comprises an acrylic-based copolymer derived from monomers comprising an alkyl methacrylate; an alkyl acrylate; a hydroxyalkyl acrylate; at least one or more acids; a vinyl aromatic compound; and a vinyl ester or vinyl lactam, a copolymerizable surfactant, at least one or more alkylphenol ethoxylate (APE) free nonionic surfactants, and at least one or more APE free anionic surfactants in aqueous medium in the presence of an initiator and a buffer. Additionally, methods for preparing such ultra-high solids emulsion and applications of such emulsion in coatings and adhesives are disclosed.