VERFAHREN ZUM ABTRENNEN VON 4,4'-DIAMINODIPHENYLMETHAN IN PRAKTISCH REINER FORM AUS MISCHUNGEN DESSELBEN MIT DEM ENTSPRECHENDEN 2,4'-ISOMEREN,申请号DE19772719996-传众专利搜索

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发明名称	VERFAHREN ZUM ABTRENNEN VON 4,4'-DIAMINODIPHENYLMETHAN IN PRAKTISCH REINER FORM AUS MISCHUNGEN DESSELBEN MIT DEM ENTSPRECHENDEN 2,4'-ISOMEREN
摘要
申请公布号	DE2719996(A1)	申请公布日期	1977.12.15
申请号	DE19772719996	申请日期	1977.05.04
申请人	THE UPJOHN CO.	发明人	KUN SUN,KWOK
分类号	C07C211/50;C07C;C07C67/00;C07C209/00;C08G69/02;(IPC1-7):C07C87/50;C07C85/26	主分类号	C07C211/50
代理机构		代理人
主权项
地址

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