Patent · US Expired

Fluorine-containing grease and its preparation

US4985161A · kind A · utility

12Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 1990
Grant dateJan 15, 1991
Priority date
Expiry dateMay 17, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10M2213/0623
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A fluorine-containing grease comprising polytetrafluoroethylene and a perfluoroalkyl polyether which is prepared by polymerizing tetrafluoroethylene in the perfluoroalkyl polyether has good homogeneity and lubricity.

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