Polyvinyl chloride resin composition
    3.
    发明授权
    Polyvinyl chloride resin composition 失效
    聚氯乙烯树脂组合物

    公开(公告)号:US5055522A

    公开(公告)日:1991-10-08

    申请号:US451858

    申请日:1989-12-18

    CPC分类号: C08L27/06 C08L75/04

    摘要: A polyvinyl chloride resin composition is disclosed, which comprises (a) a vinyl chloride homo- or copolymer, (B) a plasticizer, (C) a blocked urethane prepolymer as essential components, the blocked urethane prepolymer (C) being a prepolymer of isocyanurate type polyisocyanate prepared from an alkylene diisocyanate which may contain in the alkylene chain thereof a substituted or unsubstituted cyclohexane or aromatic ring.

    摘要翻译: 公开了一种聚氯乙烯树脂组合物,其包含(a)氯乙烯均聚物或共聚物,(B)增塑剂,(C)封端氨基甲酸酯预聚物作为必要组分,封端氨基甲酸酯预聚物(C)为异氰脲酸酯的预聚物 由可以在其亚烷基链中含有取代或未取代的环己烷或芳环的亚烷基二异氰酸酯制备的多异氰酸酯型多异氰酸酯。