Invention Grant
- Patent Title: Metalliferous dyes
- Patent Title (中): METALLIFEROUS DYES
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Application No.: US3661898DApplication Date: 1969-07-23
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Publication No.: US3661898APublication Date: 1972-05-09
- Inventor: DEHNERT JOHANNES , BACHMANN GERHARD
- Applicant: BASF AG
- Assignee: Basf Ag
- Current Assignee: Basf Ag
- Priority: DE1770959 1968-07-24
- Main IPC: C09B45/00
- IPC: C09B45/00 ; C09B55/00 ; C07D33/50
Abstract:
METALLIFEROUS AZOMETHINES PREPARED FROM 2-(8-AMINOQUINONYL-(2)-)-INDANDIONE-(1,3) AND ORTHO-HYDROXYALDEHYDES WHICH CONTAIN COPPER OR NICKEL AS THE METAL. THESE COMPOUNDS ARE VALUABLE PIGMENT DYES.
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