Patent · US Expired

Free-flowing pearlescent concentrate

US4824594A · kind A · utility

16Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 1987
Grant dateApr 25, 1989
Priority date
Expiry dateNov 25, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S516/07
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A pearlescent concentrate in the form of a free-flowing dispersion containing from 5 to 15% by weight of one or more ester corresponding to the following formula EQU R.sup.1 --(OC.sub.n H.sub.2n).sub.x --OR.sup.2 and from 1 to 6% by weight of one or more fatty acid monoethanolamide may be prepared using from 2 to 8% by weight of one or more compound selected from the group alkyl (oligo) glucoside, sorbitan fatty acid ester, fatty amine ethoxylate, ether carboxylic acid, or fatty acid monoester or diester of glycerol ethoxylate as an emulsifier.

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