Patent · US Expired

Bleaching agent

US6255272A · kind A · utility

1Cited by
8References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 5, 2000
Grant dateJul 3, 2001
Priority date
Expiry dateApr 5, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D3/3942
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to particles comprising a peroxy compound with capability of realeasing hydrogen peroxide or peroxy acids in aqueous solutions and an amino acid of the formula (HOOC).sub.2 N--C.sub.n H.sub.m COOH--R in which R is H, CH.sub.2 OH OR CH.sub.3, n is 1, 2 or 3 and m is 0-2n; or a salt thereof. The invention also relates to use of the particles and a composition comprising such particles.

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