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发明名称
Solution of polypyrrolidone in aqueous formic acid and method of preparing same
摘要
申请公布号
US3060141(A)
申请公布日期
1962.10.23
申请号
US19590834965
申请日期
1959.08.20
申请人
MONSANTO CHEMICAL COMPANY
发明人
BLACK WILLIAM B.
分类号
C08J3/09
主分类号
C08J3/09
代理机构
代理人
主权项
地址
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