Invention Grant
- Patent Title: Water-insoluble benzimidazolone monoazo-dyestuffs
- Patent Title (中): 水不溶性苯并咪唑酮单偶氮染料
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Application No.: US26989063Application Date: 1963-04-02
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Publication No.: US3137686APublication Date: 1964-06-16
- Inventor: ERICH DIETZ , MANFRED FORDERREUTHER , KARL SCHILLING
- Applicant: HOECHST AG
- Assignee: Hoechst AG
- Current Assignee: Hoechst AG
- Priority: DE3137686X 1962-04-10
- Main IPC: C09B29/20
- IPC: C09B29/20
Information query
