Invention Grant
- Patent Title: Direct azo dyes for cellulose fibers
- Patent Title (中): 直接用于纤维素纤维的AZO染发剂
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Application No.: US3487067DApplication Date: 1967-02-02
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Publication No.: US3487067APublication Date: 1969-12-30
- Inventor: MUDRAK ANTON , ZELEK JOHN A
- Applicant: KEWANEE OIL CO
- Assignee: Kewanee Oil Co
- Current Assignee: Kewanee Oil Co
- Priority: US61340967 1967-02-02
- Main IPC: C09B33/048
- IPC: C09B33/048 ; C09B33/22 ; C09B43/145 ; C09B33/18 ; C09B31/06 ; D06P3/82
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