- Environmental protection series of reactive dyestuffs and their use
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An environmental protection reactive dyestuff of the following formula (I) is disclosed, wherein R1, R2, D, M are defined as in the specification. The dyestuff of the invention is distinguished by a high fixation and a very good build-up. It is distinguished also by a green environmental protection and a low salt, a low base, a high exhaustion, non-contain heavy metal and halogen atoms, and it has fiber-reactive properties and is very highly suitable for dyeing and printing of materials containing either cellulose fibers, such as cotton, synthetic cotton, hemp, and synthetic hemp, or amide containing fibers such as wool and nylon.
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Page/Page column 9
(2010/02/14)
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- Polyazo compound and method for dyeing or textileprinting fiber material using the same
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A polyazo compound represented by the following formula (I): STR1 wherein A represents unsubstituted phenylene or naphthylene; PA1 E represents hydroxynaphthylene; PA1 m, m1 and m3 independently represent an integer of 0 or 1; PA1 B and B1 represents hydrogen atom, --SO2 -Z in which Z represents --CHCH2 or --CH2 CH2 Y in which Y represents a group eliminatable by an action of an alkali, or a substituted triazine group, etc.
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