Patent ID: 8349028
Filing Date: 2013-01-08
Classification: C09B

Abstract:
1. A reactive printing dye composition for cellulose fiber containing fabric, comprising: (a) at least one reactive dye in an amount of 70.0 to 97.8 wt %; (b) an organic buffer which is N-bis(2-hydroxyethyl)-2-aminoethanesulfonic acid or a salt thereof in an amount of 1.3 to 4.0 wt %; and (c) a mirabilite (sodium sulfate) or a dispersant in an amount of 0.1 to 23 wt %, wherein the component (a) is a reactive dye as shown in any one of the following formulas (I-1) to (I-15), its combination or its salt, and wherein said dispersant comprises a sodium salt of beta-naphthalene sulfonic acid formaldehyde condensate.