Patent · US Active

Reduced hair damage during blonding through use of a biodegradable complex former

US11426340B2 · kind B2 · utility

0Cited by

4References

16Claims

0Family size

Assignee

Henkel AG & Co. KGaA · DE

Inventors

Jing Hodes · Hagen, DE
Bernhard Banowski · Goldkronach, DE
Daniela Kessler-Becker · Leverkusen, DE

Key dates

Filing date	Sep 2, 2019
Grant date	Aug 30, 2022
Priority date	—
Expiry date	Sep 2, 2039

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/884
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present disclosure relates to cosmetic compositions for the oxidative treatment of keratinous fibers, in particular human hair, comprising at least one salt of a peroxo compound, at least one alkalizing agent and at least one complexing agent. Furthermore, it is an object of the present disclosure to provide a multi-component unit for the oxidative lightening of keratinous fibers, in particular human hair, comprising as first component the cosmetic agent as contemplated herein and as second component an agent comprising H2O2. In addition, the present disclosure relates to the use of a salt of a nitrogen-containing carboxylic acid having 2 or more carboxyl groups in a cosmetic composition.

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