Patent · US Expired

Oxidation dye composition for keratin fibers containing an oxidation dye precursor and an anionic amphiphilic polymer

US6074439A · kind A · utility

39Cited by
48References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 1999
Grant dateJun 13, 2000
Priority date
Expiry dateApr 16, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/88
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

An oxidation dye composition for keratin fibers, in particular for human keratin fibers such as the hair, this composition comprising, in a medium which is suitable for dyeing, at least one oxidation dye precursor and optionally one or more couplers, and also an anionic amphiphilic polymer containing at least one hydrophilic unit, and at least one allyl ether unit containing a fatty chain, and dyeing processes and dyeing devices using the oxidation composition.

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