C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/3069
C08L 51/00 (2006.01) C08L 101/00 (2006.01)
Patent
CA 1232387
ABSTRACT OF THE DISCLOSURE An impact modifier comprising a blend of 100 parts by weight of a graft copolymer (A) obtained by graft- polymerizing in a single or more stages a monomer or monomer mixture consisting of 95 to 100% by weight of at least one monomer selected from the group consisting of alkyl acrylates, alkyl methacrylates, aromatic vinyl com- pounds and vinyl cyanide compounds and 0 to 5% by weight of a polyfunctional crosslinking agent on an acrylic elastomer mainly composed of an alkyl acrylate and contain- ing 0.1 to 5% by weight of a polyfunctional crosslinking agent and/or a butadiene elastomer composed of a poly- butadiene or a copolymer of 50% by weight or more of a butadiene and 50% by weight or less of other vinyl com- pound copolymerizable therewith and containing 0 to 5% by weight of a polyfunctional crosslinking agent, and 0.1 to 20 parts by weight of a copolymer (B) obtained by copolyme- rizing 3 to 30% by weight of an unsaturated acid monomer and 97 to 70% by weight of a vinyl monomer copolymerizable therewith, and a thermoplastic resin composition having high impact resistance and excellent moldability and workability comprising 3 to 50 parts by weight of the modifier set forth above and 100 parts of weight of a thermoplastic resin.
461309
Kamata Kazumasa
Kitai Kiyokazu
Ueda Kazuo
Meredith & Finlayson
Mitsubishi Rayon Co. Ltd.
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