Patent ID: 8653247
Filing Date: 2014-02-18
Classification: C09B,D06P

Abstract:
1. A rinsable dye compound of the formula: wherein s is an integer 0 or 1; AO are alkyleneoxy polymeric or copolymeric units; n is an integer from 5 to 100; x is an integer 1 or 2; and wherein D is a dyestuff compound comprising a conjugated system of multiple aryl rings and one or more chromophoric functional groups; and wherein one or more of the aryl rings contains one or more substituents, which are capped solubilizing groups, wherein the substituent capped solubilizing groups comprise a sulfonic group (SO 3 − ) combined with an ethanolamine, selected from mono-, di- and triethanolamine, to form mono-, di- or triethanolamine sulfonate.