Patent · US Expired

Method of making fluorinated electrets

US6660210B2 · kind B2 · utility

48Cited by
61References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 18, 2003
Grant dateDec 9, 2003
Priority date
Expiry dateMar 18, 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 plasma surface modified polymeric article having plasma surface fluorination produced by fluorinating the polymeric article.

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