Compositions containing benzodifuranone compounds and methods fo

Details Compositions containing benzodifuranone compounds and methods fo Compositions containing benzodifuranone compounds and methods fo

1993-12-16

1996-08-20

Trinh, Ba Kim

Bleaching and dyeing; fluid treatment and chemical modification

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

Mixed dyes, noncomplexed

8638, 8675, 8677, 8678, 8693, 8694, 8922, 8578, 549299, 544153, 546243, D06P 120, D06P 352, C07D49304

Patent

active

055474780

ABSTRACT:
The invention is to provide a composition made by blending a benzodifuranone compound of the formula (I): ##STR1## wherein R.sub.1 represents a methylene or straight or branched C.sub.2 -C.sub.6 alkylene group optionally substituted with a hydroxy, C.sub.1 -C.sub.4 alkoxy or C.sub.1 -C.sub.4 alkylcarbonyloxy group; and Q represents 5- or 6-membered saturated or unsaturated heterocyclic ring residue, with an anthraquinone compound of the formula (II): ##STR2## wherein R.sub.2 represents an optionally substituted C.sub.1 -C.sub.6 alkyl, optionally substituted phenyl or C.sub.1 -C.sub.4 alkoxyphenylsulfonyl group, and a method for dyeing hydrophobic materials using the composition to obtain red dyed products with excellent pH dependency and fastnesses to light and washing.

REFERENCES:
patent: 2950949 (1960-08-01), Schlach
patent: 3538129 (1970-11-01), Sato et al.
patent: 3557155 (1971-01-01), Yamada et al.
patent: 4872882 (1989-10-01), Hahnke et al.
patent: 5077416 (1971-12-01), Ueda et al.
patent: 5220040 (1993-06-01), Mather et al.
A. H. M. Renfrew, Review of Progress in Coloration, "Reactive Dyes for Cellulose: Replacement of . . . ", pp. 15-20 vol. 15, 1985.

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