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经营范围
发明名称
Method for the purification of 4,4'-Diaminodiphenylmethane
摘要
申请公布号
EP0572030(B1)
申请公布日期
1997.09.24
申请号
EP19930108674
申请日期
1993.05.28
申请人
SUMITOMO CHEMICAL COMPANY, LIMITED
发明人
YAMAMOTO, TAKAHIRO;MURATA, HIROKAZU;HATTORI, KIICHI
分类号
C07C209/84;C07C211/50;(IPC1-7):C07C209/84
主分类号
C07C209/84
代理机构
代理人
主权项
地址
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