Patent · US Expired

Dye fixing composition

US6627591B2 · kind B2 · utility

12Cited by
5References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 13, 2000
Grant dateSep 30, 2003
Priority date
Expiry dateMar 30, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/72
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A composition comprising a dye fixing agent, a N-heterocyclic polymer, and a nonionic surfactant is described which provides improved fabric color care upon laundry treatment. A method of use is also described in conjunction with a detergent or in a presoak.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.