Fiber-reactive yellow azo dyestuff

Details Fiber-reactive yellow azo dyestuff Fiber-reactive yellow azo dyestuff

C - Chemistry, Metallurgy

09

B

260/174, 8/26.2,

C09B 29/00 (2006.01) C09B 62/51 (2006.01) D06P 1/06 (2006.01)

Patent

CA 1208629

ABSTRACT A water-soluble fiber-reactive yellow dyestuff is disclosed which, in its free acid form, has the formula Image wherein X is -CH=CH2 or -CH2CH2-Z wherein Z is -OH, -Cl, -Br, -OSO3H, -SSO3H, -OPO3H2, -O2CCH3, -O2CCH2CH3 or -N(lower alkyl)2. Liquid compositions of said dyestuff are also disclosed. This dyestuff yields brilliant yellow shades on cellulosic materials having excellent fastness properties and superior color yield and build up.

447920

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