Invention Grant
- Patent Title: Chromium complex dye for polyamides or leather
- Patent Title (中): 用于聚酰胺或皮革的铬复合染料
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Application No.: US151610Application Date: 1988-02-02
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Publication No.: US4804386APublication Date: 1989-02-14
- Inventor: Klaus Grychtol
- Applicant: Klaus Grychtol
- Applicant Address: DEX Ludwigshafen
- Assignee: BASF Aktiengesellschaft
- Current Assignee: BASF Aktiengesellschaft
- Current Assignee Address: DEX Ludwigshafen
- Priority: DEX3705646 19870221
- Main IPC: C09B45/16
- IPC: C09B45/16 ; D06P1/10 ; D06P3/32
Abstract:
A chromium complex dye of the formula ##STR1## and salts thereof are used for dyeing polyamides or leather.
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