Patent · US Expired

Highly concentrated free-flowing pearly lustre concentrates

US6835700B1 · kind B1 · utility

19Cited by

11References

9Claims

0Family size

Assignee

Cognis Deutschland GmbH & Co. KG · DE

Inventors

Claus Nieendick · Krefeld, DE
Karl Schmid · Mettmann, DE
Mirella Nalborczyk · Goldkronach, DE

Key dates

Filing date	Nov 6, 2001
Grant date	Dec 28, 2004
Priority date	—
Expiry date	Nov 6, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D3/0089
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A highly concentrated flowable pearlizing concentrate is comprised of: (a) from about 25 to about 45% by weight of a pearlizing wax; (b) from about 25 to about 40% by weight of nonionic, amphoteric, zwitterionic and/or cationic emulsifier and; (c) from about 0.5 to about 15% by weight of a polyol ester and the remainder water. The sum of components (a), (b) and (c) is at least 55% by weight. The concentrates are useful cosmetic applications such as in hair shampoos and shower gels.

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