Mitsubishi Rayon Company, Limited

Shin-etsu Chemical Co., Ltd.

Research Association for Synthetic Fiber Technology

Research Association for Synthetic Fiber Tech.

Isao Sasaki

Kozi Nishida

Hisao Anzai

Kazuo Kishida

Akira Yanagase

Naoki Yamamoto

Hiroshi Mori

Kenji Kushi

Nobuhiro Mukai

Hideaki Makino

Masaru Morimoto

Hitoshi Ige

Masaharu Fujimoto

Kazumasa Kamada

Misao Tamura

Yasuaki Ii

Masami Ohtani

Katsuhiko Shimada

Nobuyoshi Taguchi

Takashi Yamamoto

Akira Nakata

Hiroki Hatakeyama

Fumio Okada

Masahiro Sugimori

Masafumi Hongo

Yasunori Kawachi

Toshio Oba

Hajime Asai

Ken-ichi Inukai

Fumio Ide

Masakazu Ito

Tetsuya Mayuzumi

Tsuneo Kodama

Masami Ootani

A methacrylimide-containing polymer comprising a polymer (A) comprised of 5-100 weight % of units represented by the formula (I): ##STR1## wherein R is H or a C1-20 hydrocarbon group, and 0-95 weight % of units derived from an ethylenic monomer, wherein a polymer derived from at least one ethylenic monomer has been grafted onto the polymer (A). The methacrylimide-containing polymer is used as a blend with another thermoplastic polymer.

Methacrylimide-containing polymer and thermoplastic resin composition

A polyphenylene ether resin composition comprising

Polyphenylene ether resin composition

A light-transmitting plastic fiber comprising, as a core component, a methacrylimide group-containing polymer prepared by polymerizing methyl methacrylate in the absence of a chain transfer agent and then imidizing the methyl methacrylate polymer thus prepared, and another polymer as a sheath component.

Light-transmitting fiber

A thermoplastic resin composition superior in heat stability and impact resistance, which comprises 95-5% by weight of a thermoplastic polymer (A) selected from homopolymers and copolymers of ethylenic unsaturated monomers or from polymers of bifunctionally reactive compounds and 5-95% by weight of a compound-rubber-based graft copolymer which is produced by the graft polymerization of one or more vinyl monomers onto compound rubber particles having an average diameter of 0.08-0.6 .mu.m and structures in which 10-90% by weight of a polyorganosiloxane rubber component and 90-10% by weight of a polyalkyl(meth)acrylate rubber component are tangled together so as not to be separable from each other.

Thermoplastic resin composition

A methacrylimide-containing polymer comprising a polymer (A) comprised of 5-100 weight % of units represented by the formula (I): ##STR1## wherein R is H or C1-20 hydrocarbon group, and 0-95 weight % of units derived from an ethylenic monomer, wherein a polymer derived from at least one ethylenic monomer has been grafted onto the polymer (A). The methacrylimide-containing polymer is used as a blend with another thermoplastic polymer.

A vinyl chloride resin composition having excellent impact resistance even at a low temperature and good weather resistance is disclosed. Such vinyl chloride resin composition comprises:

Vinyl chloride resin composition

Disclosed is a thermoplastic resin composition consisting essentially of

Disclosed is a thermoplastic methacrylimide-containing polymer comprising 2 to 100% by weight of structural units represented by the following formula (I): ##STR1## wherein R is hydrogen or a hydrocarbon group having 1 to 20 carbon atoms, and 0 to 98% by weight of structural units derived from an ethylenically unsaturated monomer, wherein the number of fine particles having a size of 0.5 to 25 .mu.m as measured by a particle counter in the polymer is not more than 50,000 per gram of the polymer.

Methacrylimide-containing polymer

A thermoplastic methacrylimide-containing polymer comprising 2 to 100% by weight of structural units represented by the following formula (I): ##STR1## wherein R is hydrogen or a hydrocarbon group having 1 to 20 carbon atoms, and 0 to 98% by weight of structural units derived from an ethylenically unsaturated monomer, wherein the content of iron in the polymer is not larger than 20 ppm and the difference between the maximum value and minimum value of the degree of imidization is preferably not larger than 5% by weight. This methacrylimide-containing polymer is used alone or as a blend thereof with another thermoplastic polymer.

Methacrylimide-containing polymer and resin composition containing said

A high-impact resin is prepared from a combination of (A) a polyphenylene ether, (B) a styrene polymer and (C) a rubbery elastomer composition having a particle diameter distribution, determined by the histogram method in units of 0.01 .mu.m, such that at least 80%, based on the number, of particles have a particle diameter of from 0.03 to 9 .mu.m and that the particle diameter distribution has two peak values: one of from 0.1 to 1 .mu.m and another of from 2 to 8 .mu.m. The rubbery elastomer composition is a blend of 50-95 weight % of a rubbery elastomer having a particle diameter distribution such that a peak occurs in the range of 0.1 to 1 .mu.m, with a rubbery elastomer having a particle diameter distribution such that a peak occurs in the range of 2 to 8 .mu.m.

Impact-resistant resin

A methacrylimide containing polymer which is a thermoplastic polymer comprising from 2% to 100% by weight of a structural unit represented by the general formula: ##STR1## where R represents a hydrogen atom or an aliphatic group, aromatic group or cycloaliphatic hydrocarbon group with 1 to 20 carbon atoms and from 0 to 98% by weight of a structural unit derived from as ethylenic monomer, the polymer having

Methacrylimide containing polymer

A thermoplastic resin composition comprising:

A methacrylimide containing polymer which is a thermoplastic polymer comprising from 2 to 100% by weight of a structural unit represented by the general formula: ##STR1## where R represents a hydrogen atom or an aliphatic group, aromatic group or cycloaliphatic hydrocarbon group with 1 to 20 carbon atoms and from 0 to 98% by weight of a structural unit derived from as ethylenic monomer, the polymer having

A photopolymerizable composition comprising a vinylic compound, a sulfur-containing compound and an .alpha.-diketone is disclosed. The sulfur-containing compound may be a mercaptobenzoic acid or a polysulfide.

Growing community of inventors

Hiroshima, Japan

Isao Sasaki