申请人:MITSUI TOATSU CHEMICALS, Inc.
公开号:EP0659826A1
公开(公告)日:1995-06-28
A resin composition having excellent antistatic properties comprises (A) 100 parts by weight of a styrene resin, (B) 3 to 35 parts by weight of a polyethylene oxide, (C) 0.1 to 10 parts by weight of a styrene-acrylonitrile-hydroxyalkyl acrylate copolymer and/or a styrene-acrylonitrile-hydroxyalkyl methacrylate copolymer, (D) 4 to 100 parts by weight of a (meth)acrylic ester polymer, and/or an oxide selected from titanium oxide, zinc oxide and magnesium oxide, the oxide being present in an amount of 0.7 to 5 parts by weight per 100 parts by weight of the combined amount of components (A) and (B), and (E) a surface-active agent comprising a specified sulfonic acid salt or alkylsulfuric acid salt, the surface-active agent being present in an amount of 0.4 to 5 parts by weight per 100 parts by weight of the combined amount of components (A), (B), (C) and (D).
一种具有优异抗静电性能的树脂组合物包括:(A) 100 份(重量)苯乙烯树脂;(B) 3 至 35 份(重量)聚环氧乙烷;(C) 0.1 至 10 份(按重量计)苯乙烯-丙烯腈-羟基烷基丙烯酸酯共聚物和/或苯乙烯-丙烯腈-羟基烷基甲基丙烯酸酯共聚物, (D) 4 至 100 份(按重量计)(甲基)丙烯酸酯聚合物和/或选自氧化钛、氧化锌和氧化镁的氧化物,氧化物的含量为 0.(E) 由特定磺酸盐或烷基硫酸盐组成的表面活性剂,该表面活性剂的含量为每 100 份(重量)组分(A)、(B)、(C)和(D)的总量中占 0.4 至 5 份(重量)。