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1.发明授权Quaternary ammonium dyestuffs of o-nitro-phenyl substituted dilower alkylene triamines 失效邻硝基苯基取代的低级亚烷基三胺的季铵盐染料
公开(公告)号：US3412130A
公开(公告)日：1968-11-19
申请号：US58828366
申请日：1966-10-21
Applicant: HOECHST AG
Inventor： GUSTAV SCHAFER , JOHANN OSTERMEIER , NORBERT OTTAWA
IPC: C09B51/00
CPC classification number: C09B51/00
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