×

Bleaching composition for dyed keratinous fibers

  • US 20040034944A1
  • Filed: 08/18/2003
  • Published: 02/26/2004
  • Est. Priority Date: 08/21/2000
  • Status: Abandoned Application
First Claim
Patent Images

1. A composition for bleaching keratinous fibers dyed with oxidation dyes and/or direct dyes, in particular human keratinous fibers, such as the hair, comprising at least one dye reducing agent in an aqueous medium appropriate for bleaching at an acidic pH and characterized in that said reducing agent is a system combining (i) at least one sulfinic acid or one of their cosmetically acceptable salts with (ii) at least one α

  • -oxocarboxylic acid or one of their cosmetically acceptable salts.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×