Patent · US Expired

Oxidation dyeing process using a ketose as reducing agent and a laccase as oxidizing agent

US6582477B1 · kind B1 · utility

9Cited by
12References
69Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 6, 2000
Grant dateJun 24, 2003
Priority date
Expiry dateApr 6, 2020

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q5/10
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to dyeing compositions containing, in a medium appropriate for dyeing, at least one oxidation dye precursor and/or one or more couplers, a ketose as reducing agent and at least one laccase as oxidizing agent, to the use of the compositions for the oxidation dyeing of keratin fibers, and in particular human keratin fibers such as the hair, to dyeing processes using the compositions, and to dyeing kits using the compositions.

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