Patent · US Active

Hair compositions comprising at least one disulfide direct dye and at least one alkaline hydroxide agent and simultaneous hair shaping and dyeing processes

US8097044B2 · kind B2 · utility

2Cited by

3References

40Claims

0Family size

Assignee

L'Oreal S.A. · FR

Inventors

Frederic Guerin · Paris, FR
Maxime De Boni · Tokyo, JP

Key dates

Filing date	Jul 24, 2008
Grant date	Jan 17, 2012
Priority date	—
Expiry date	Jul 24, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61Q5/065
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Disclosed herein are compositions for simultaneous shaping, dyeing, and/or lightening of keratin fibers comprising at least one disulfide direct dye and at least one organic or mineral hydroxide alkaline agent. Also disclosed herein are processes for simultaneous shaping, dyeing, and/or lightening of keratin fibers using said compositions and compartmentalized devices comprising said compositions. The compositions disclosed herein may make it possible to obtain a long-lasting dyeing effect, while limiting the degradation of the keratin fibers.

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