Polyvinyl chloride-antimony oxide flame-retardant mixtures for cellulosic spinning dopes
    2.
    发明授权
    Polyvinyl chloride-antimony oxide flame-retardant mixtures for cellulosic spinning dopes 失效
    用于纤维素纺丝的聚氯乙烯 - 抗氧化剂阻燃剂混合物

    公开(公告)号:US3575898A

    公开(公告)日:1971-04-20

    申请号:US3575898D

    申请日:1968-06-20

    申请人: BEAUNIT CORP

    发明人: MCCLURE ROBERT L

    IPC分类号: D01F2/04 D01F2/10 D01F3/04

    CPC分类号: D01F2/10

    摘要: THE PRESENT INVENTION RELATES TO CELLULOSIC COMPOSITIONS WHICH ARE CAPABLE OF BEING FORMED INTO FLAME-RETARDANT STRUCTURES, SUCH AS FIBERS, FILAMENTS, FILMS AND THE LIKE. THESE FLAME-RETARDANT CELLULOSIC COMPOSITIONS ARE PREPARED BY ADDING A FLAME-RETARDING AMOUNT OF A MIXTURE COMPRISED OF A VINYL CHLORIDE POLYMER AND AN ANTIMONY OXIDE TO CELLULOSIC SPINNING SOLUTIONS OR DOPES FOLLOWED BY THE COAGULATION OF THESE SOLUTIONS OR DOPES TO PRODUCE FLAME-RETARDANT CELLULOSIC SHAPED ARTICLES, SUCH AS FILAMENTS, FIBERS, FILMS AND THE LIKE.