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公开(公告)号:US3978162A
公开(公告)日:1976-08-31
申请号:US593508
申请日:1975-07-07
IPC分类号: C08F255/06 , C08F2/18 , C08L23/28
CPC分类号: C08F255/06
摘要: A process for producing a vinyl chloride grapht copolymer, wherein vinyl chloride is graft polymerized onto an ethylene-propylene-diene copolymer to produce a vinyl chloride graft copolymer containing 10 to 60% by weight of the ethylene-propylene-diene copolymer, carried out in the form of suspension polymerization in aqueous phase in the presence of an aliphatic alcohol of not less than 8 carbon atoms.
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公开(公告)号:US4021508A
公开(公告)日:1977-05-03
申请号:US593488
申请日:1975-07-07
IPC分类号: C08L27/00 , C08F255/00 , C08F255/04 , C08F255/06 , C08L1/00 , C08L23/00 , C08L27/06 , C08L51/00 , C08L51/02 , C08L51/06 , C08L101/00 , C08L51/04
CPC分类号: C08F255/06 , C08L27/06 , C08L51/06
摘要: This invention relates to a vinyl chloride resin composition excellent in weather resistance and impact resistance. More particularly, the invention pertains to a weather resistant and impact resistant vinyl chloride resin composition low in cost and markedly improved in processability which comprises a vinyl chloride resin and a vinyl chloride graft copolymer prepared according to a specific process by graft-copolymerizing a vinyl chloride monomer on an ethylene-propylene-diene copolymer.
摘要翻译: 本发明涉及耐候性和耐冲击性优异的氯乙烯树脂组合物。 更具体地说,本发明涉及低成本的耐候性和耐冲击性的氯乙烯树脂组合物,其加工性能显着提高,其包括根据具体方法制备的氯乙烯树脂和氯乙烯接枝共聚物,通过将氯乙烯 单体在乙烯 - 丙烯 - 二烯共聚物上。
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