Patent · US Active

Bleaching methods and compositions

US8999301B2 · kind B2 · utility

0Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 2009
Grant dateApr 7, 2015
Priority date
Expiry dateDec 8, 2030

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q5/08
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A method of treating a material, the method comprising applying to the material a composition comprising at least 10 wt % of ammonium carbonate, ammonium carbamate or a mixture thereof; and a source of hydrogen peroxide.

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