Invention Grant
- Patent Title: Disazo dye salts
- Patent Title (中): DISAZO DYE SALTS
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Application No.: US3640994DApplication Date: 1969-04-30
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Publication No.: US3640994APublication Date: 1972-02-08
- Inventor: HARNISCH HORST
- Applicant: BAYER AG
- Assignee: Bayer Ag
- Current Assignee: Bayer Ag
- Priority: DE1769328 1968-05-09
- Main IPC: C09B69/04
- IPC: C09B69/04 ; C09B31/06
Abstract:
DYE SALTS OF THE FORMULA
1-((4-(PHENYL-N=N-)PHENYL)-N=N-),2-(HO-),6,8-DI((-)O3S-)
NAPHTHALENE (R-HN(+)(-CH2-CH2-CH2-CH3)2)2
IN WHICH R IS HYDROGEN OR ALKYL WITH 1-4 CARBONS ARE PRODUCED FOR USE IN BULK COLORING OF LACQUERS AND ORGANIC SYNTHEITIC MATERIALS ESPECIALLY POLYPROPYLENE.
1-((4-(PHENYL-N=N-)PHENYL)-N=N-),2-(HO-),6,8-DI((-)O3S-)
NAPHTHALENE (R-HN(+)(-CH2-CH2-CH2-CH3)2)2
IN WHICH R IS HYDROGEN OR ALKYL WITH 1-4 CARBONS ARE PRODUCED FOR USE IN BULK COLORING OF LACQUERS AND ORGANIC SYNTHEITIC MATERIALS ESPECIALLY POLYPROPYLENE.
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