Patent · US Expired

Method of using fluorinated electrets

US6808551B2 · kind B2 · utility

40Cited by
62References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 7, 2003
Grant dateOct 26, 2004
Priority date
Expiry dateOct 7, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/696
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electret is described that includes a surface modified polymeric article having surface fluorination produced by fluorinating the polymeric article.

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