Dye mixtures for coloring mineral oil products

Details Dye mixtures for coloring mineral oil products Dye mixtures for coloring mineral oil products

1978-03-30

1980-07-01

Higel, Floyd D.

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Mixed dyes, noncomplexed

44 59, 260191, 208 12, C09B 4600, C10L 110, D06P 102

Patent

active

042104149

ABSTRACT:
Mixtures of dyes of the formula ##STR1## where R is hydrogen or methyl and n is a number from 0 to 6 are exceptionally suitable--especially when used in the form of stock solution--for coloring mineral oil products.

REFERENCES:
patent: 1986116 (1935-01-01), Payne
patent: 3004821 (1961-10-01), Gano
patent: 3034848 (1962-05-01), King
patent: 3049533 (1962-08-01), Spitzer et al.
patent: 3056642 (1962-10-01), Kesler et al.
patent: 3073664 (1963-01-01), Spitzer et al.
patent: 3356443 (1967-12-01), Oziomba
patent: 3494714 (1970-02-01), Litke
patent: 4082501 (1978-04-01), Mees et al.
Derwent Japanese Patents Report, vol. 4, No. 27, p. 9, No. 14275/65 (8-11-1965).

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