Patent · US Expired

Cleaner and grease emulsifier

US4158644A · kind A · utility

18Cited by
2References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 17, 1978
Grant dateJun 19, 1979
Priority date
Expiry dateMar 17, 1998

Classification

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

Abstract

Hard surface detergent compositions comprising an aqueous composition of (a) a non-ionic surfactant, (b) a quaternary ammonium salt, and (c), a betaine.

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