Patent · US Expired

Triblock amide fluorosurfactants

US5035841A · kind A · utility

6Cited by
8References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 1989
Grant dateJul 30, 1991
Priority date
Expiry dateMay 2, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G65/337
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A compound of the formula ##STR1## Where R.sub.f is a perfluorinated C.sub.2 -C.sub.20 hydrocarbyl group, PA0 A is a C.sub.2 -C.sub.4 alkylene group, and PA0 a is from 1 to 1000. These triblock amide perfluoro compounds are useful as surfactants.

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