Basic dye composition

Details Basic dye composition Basic dye composition

1976-06-24

1978-06-27

Schulz, William E.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 89R, C09B 6700

Patent

active

040972330

ABSTRACT:
Basic dye compositions suitable for dyeing acid modified polyester and polyacrylonitrile fibrous articles comprise one or more finely dispersed, difficultly soluble dye complex salts composed of one or more water-soluble basic dyes and one or more dispersants capable of being ionically bonded to said basic dye. Appropriate anionic dispersants include a naphthalenesulfonic acid-formaldehyde condensate, a methylnaphthalenesulfonic acid-formaldehyde condensate, lignin sulfonic acid, and an alkyl sulfate.

REFERENCES:
patent: 2734793 (1956-02-01), Marnon et al.
patent: 3062609 (1962-11-01), Abel
patent: 3094515 (1963-06-01), Keirstead et al.
patent: 3728078 (1973-04-01), Freshwater et al.
patent: 3765835 (1973-10-01), Clarke et al.
patent: 3843322 (1974-10-01), Streck
Schwartz et al., Surface Act. Agents & Detergents, vol. II, (1958), Interscience Publ. Inc., p. 332.

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