Patent · US Expired

Two-component peroxide hair bleaching compositions

US4226852A · kind A · utility

7Cited by

4References

3Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

Holger Tesmann · Düsseldorf, DE
Erwin Weinrich · Hilden, DE
Edgar Lieske · Düsseldorf, DE

Key dates

Filing date	Apr 5, 1979
Grant date	Oct 7, 1980
Priority date	—
Expiry date	Apr 5, 1999

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S424/03
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A two-component composition for bleaching hair comprising a peroxide oxidation agent, an ammonia-free alkalinization agent and a guanidine derivative of the formula ##STR1## as bleaching accelerator, wherein R is hydrogen, ##STR2## Y is hydrogen, NH.sub.2, or akyl having 1 to 4 carbon atoms, and n is 2 or 3, or an acid addition salt thereof.

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