| 摘要 |
A vinyl chloride resin composition having excellent weatherability and impact resistance which comprises (a) a vinyl chloride resin, (b) a graft copolymer which is obtained by graft-polymerizing (b2) a graft monomer component composed of 40 to 100% by weight of methyl methacrylate and 0 to 60% by weight of at least one monomer selected from the group consisting of an alkyl acrylate, an alkyl methacrylate, an unsaturated nitrile and an aromatic vinyl compound onto (b1) a crosslinked elastomeric polymer composed mainly of an alkyl acrylate, the methyl ethyl ketone-soluble portion of the graft copolymer having an etasp/c of 1 to 5 measured at 30° C. with respect to its 0.2 g/100 cc acetone solution, and (c) calcium carbonate; and molded articles having a multilayer structure wherein a layer molded from the above composition is used as the surface layer or the inner layer.
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