Patent · US Expired

Anionic surfactants having multiple hydrophobic and hydrophilic groups

US5643864A · kind A · utility

24Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 19, 1994
Grant dateJul 1, 1997
Priority date
Expiry dateAug 19, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/345
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

According to the invention, an improved class of anionic surfactants having improved surfactant properties characterized as mild and environmentally safe have been provided comprising compounds of the formula: ##STR1## The anionic surfactants of the invention have at least two hydrophobic chains and at least two hydrophilic groups per molecule and are useful as emulsifiers, detergents, dispersant and solubilizing agents.

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