Composition comprising the addition product of a...

Details Composition comprising the addition product of a... Composition comprising the addition product of a...

C - Chemistry, Metallurgy

09

B

260/150, 8/31.07

C09B 29/00 (2006.01) C09B 45/14 (2006.01) C09B 62/44 (2006.01) C09B 62/503 (2006.01) C09B 67/24 (2006.01) D06P 1/00 (2006.01) D06P 1/384 (2006.01) D06P 3/24 (2006.01)

Patent

CA 1291477

ABSTRACT This invention is directed to a dyestuff composition comprising the reaction product of a water-soluble, vinyl-sulfone type, reactive dye and a N-alkyl-amino-alkyl sulfonic acid and/or carboxylic acid or the salts thereof wherein the N-alkyl-amino- alkyl acid or salt is reacted with said dye in an amount of about 0.5 to 1.0 mole per mole of dye. This dyestuff composition is used to dye synthetic polyamides according to a process where said composition is applied to a polyamide fiber from an aqueous solution having a pH from about 3 to about 9; preferably 3.5 and then fixed to said fiber by heat.

561507

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