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发明名称
Quaternary ammonium salts of high molecular weight polymetaphosphoric acid
摘要
申请公布号
US2592273(A)
申请公布日期
1952.04.08
申请号
US19480059913
申请日期
1948.11.13
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
GOEBEL MAX T.;ILER RALPH K.
分类号
C07F9/08;C08G79/02
主分类号
C07F9/08
代理机构
代理人
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