Patent · US Expired

Water based lip color comprising an alkali soluble film-forming agent

US4795631A · kind A · utility

34Cited by
15References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 26, 1986
Grant dateJan 3, 1989
Priority date
Expiry dateMar 26, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K8/8182
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Flexible, long-wearing, water-resistant lip-films are formed from water-based compositions comprising water; an alkali-dispersible or alkali soluble, water-insoluble thermoplastic film forming resin; a volatile base; and a water-insoluble plasticizer.

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