Process for the production of salts of stilbene-azo and stilbene

Details Process for the production of salts of stilbene-azo and stilbene Process for the production of salts of stilbene-azo and stilbene

1975-12-17

1978-11-21

Warren, Charles F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260169, 260205, C09B 2702

Patent

active

041266080

ABSTRACT:
Salts of stilbene-azo and stilbene-azoxy dyestuffs, and mixtures thereof in hich the cations are selected from tetra-alkylammonium, tetraalkylammonium in combination with lithium, sodium, potassium or ammonium, and ammonium in combination with lithium, sodium or potassium, have good cold water solubility relative to known salts of such dyes.

REFERENCES:
patent: 3547774 (1970-12-01), Rebhahn
patent: 3905949 (1975-09-01), Perkins et al.

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