Patent · US Expired

Microemulsion all purpose liquid cleaning compositions

US5641742A · kind A · utility

22Cited by
14References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 1995
Grant dateJun 24, 1997
Priority date
Expiry dateAug 22, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/72
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An improvement is described in microemulsion compositions containing, by weight: 1% to 20% of an anionic surfactant, 0.1 to 50% of an n-alkyl pyrrolidone cosurfactant; 0% to 10% of the nonionic surfactant; 0% to 5% of a fatty acid; 0.4% to 10% of perfume or a hydrocarbon and the balance being water.

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