Patent · US Expired

Pearlescent dispersions comprising fatty acid glycol ester and non-ionic surfactant

US5403508A · kind A · utility

53Cited by

11References

20Claims

0Family size

Assignee

Hoechst GmbH · DE

Inventors

Alwin Reng · Kelkheim, DE
Werner Skrypzak · Liederbach, DE
Walter Kunz · Oberwil, CH

Key dates

Filing date	May 13, 1993
Grant date	Apr 4, 1995
Priority date	—
Expiry date	May 13, 2013

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S516/06
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention relates to nonionic, flowable pearlescent dispersions which comprise 5 to 30% by weight of a fatty acid glycol ester of the formula I as a pearlescence-forming agent, 0.1-20% by weight of a nonionic surfactant of the formula II and water in the amount lacking to make up 100% by weight.

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