Kureha Kagaku Kogyo Kabushiki Kaisha

Susumu Chubachi

Haruhiko Yusa

Masanori Oota

Kazuo Takahashi

Hideyuki Hashizume

Vinyl chloride resin composition having excellent impact resistance, weather resistance and processability which comprises a vinyl chloride resin and a multicomponent resin blended therewith, said multicomponent resin being prepared by (1) graft polymerizing acrylonitrile, and a vinyl monomer which is methyl methacrylate and/or styrene, and a cross-linking agent onto cross-linked copolymer rubber obtained by emulsion-polymerizing an alkyl acrylate, butadiene and a cross-linking agent or onto a cross-linked terpolymer rubber obtained by emulsion-polymerizing an alkyl acrylate, butadiene, methyl methacrylate and a cross-linking agent and (2) further graft polymerizing thereonto an alkyl methacrylate and a cross-linking agent. Quantitative limitations are included.

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Iwaki, Japan

Susumu Chubachi