Patent · US Expired

Process for the suspension polymerization of tetrafluoroethylene

US4529781A · kind A · utility

7Cited by
5References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 13, 1984
Grant dateJul 16, 1985
Priority date
Expiry dateFeb 13, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F14/26
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

In the suspension polymerization of tetrafluoroethylene to make granular polymers, presence of a selected salt of a perfluorinated nonanoate enhances desirable properties of the product and the process.

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