Patent · US Active

Lightening agent having cationic acylpyridinium derivatives and certain amino acids

US8277517B2 · kind B2 · utility

0Cited by

2References

12Claims

0Family size

Assignee

Henkel AG & Co. KGaA · DE

Inventors

Wibke Gross · Mülheim an der Ruhr, DE
Ralph Nemitz · Frechen, DE
Astrid Kroos · Monheim, DE
Georg Knuebel · Goldkronach, DE

Key dates

Filing date	Apr 12, 2012
Grant date	Oct 2, 2012
Priority date	—
Expiry date	Apr 12, 2032

Classification

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

Abstract

Method for lightening keratinous fibers, wherein a cosmetic carrier comprises (i) at least one oxidation agent, (ii) at least one acylpyridinium derivative of formula (I) and (iii) at least one amino acid comprising hydroxyl groups and/or the physiologically compatible salts thereof and/or the alkyl esters thereof.

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