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发明名称
VERFAHREN ZUR GEWINNUNG VON REINEM N,N'-DIBENZYL-4,4'-DIAMINODIPHENYLMETHAN
摘要
申请公布号
DD237834(B1)
申请公布日期
1989.02.22
申请号
DD19850276935
申请日期
1985.06.03
申请人
VEB FILMFABRIK WOLFEN FOTOCHEMISCHES KOMBINAT,DD
发明人
KEIL,DIETMAR,DD;KRAFT,FRED,DD;SCHABRODT,BERND,DD;KEMPE,JOCHEN,DD;KIESSLING,GUENTER,DD;HOERHOLD,HANS-HEINRICH,DD;KLEE,JOACHIM,DD;FUCHS,RUEDIGER,DD
分类号
(IPC1-7):C07C87/62;C07C85/08;C07C85/18
主分类号
(IPC1-7):C07C87/62
代理机构
代理人
主权项
地址
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