Patent · US Expired

Cyclic phosphazene compounds and use thereof as additives of perfluoropolyether oils

US7026509B2 · kind B2 · utility

3Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 14, 2003
Grant dateApr 11, 2006
Priority date—
Expiry dateAug 28, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2050/10
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Cyclic phosphazene compounds of formula (I): wherein:

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