Polyaminoalkylenesulfonamidated disazo colorants

Details Polyaminoalkylenesulfonamidated disazo colorants Polyaminoalkylenesulfonamidated disazo colorants

1980-10-08

1983-04-05

Doll, John

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260157, 260160, 260178, 260182, 260197, 260200, 260201, 260202, 260204, C09B 2938, C09B 3504, C09B 2916, C09B 2920

Patent

active

043790895

ABSTRACT:
This invention relates to novel mixtures consisting essentially of monoazo compounds and disazo compounds which are substituted with x (N-substituted sulfonamido) groups, to acid-addition salts of said azo compounds, useful as direct dyes particularly in the dyeing of cellulose, and to methods of preparation of said mixtures of (N-substituted sulfonamido) substituted monoazo and disazo compounds.

REFERENCES:
patent: 2863875 (1958-12-01), Bienert et al.
patent: 3096322 (1963-07-01), Straley et al.
patent: 4046502 (1977-09-01), Moser et al.

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