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US 5,720,779 AGranted
Anthraquinone reactive dye compositions and methods for dyeing or printing using the same
AssigneeSumitomo Chemical Company, Limited
InventorsYoshimi Ebiike, Takeshi Washimi, Yasuyoshi Ueda, Takashi Omura
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Abstract
A reactive dye composition comprising an anthraquinone compound(I) of the following formula: ##STR1## wherein Z represents --CH=CH2 or --CH2CH2Z.sup.1 in which Z.sup.1 represents a group splitable by the action of an alkali other than a carboxypyridinio group and an anthraquinone compound(II) of the following formula: ##STR2## and a method for dyeing or printing cellulose-containing fiber materials using the same.
Claims4
A reactive dye composition comprising 1 part by weight of an anthraquinone compound(I) which is a compound represented by the following formula:
- ##STR13## wherein Z represents CH.sub.2 CH.sub.2 OSO.sub.3 H or a salt thereof, and about 1 to 4 parts by weight of an anthraquinone compound(II) which is a compound represented by the following formula:
- ##STR14## and/or a salt thereof.
Dependencies are inferred from the claim text.