Patent · US Expired

Process for the preparation of carbon fiber

US5804108A · kind A · utility

12Cited by
4References
8Claims
0Family size

Inventor

Key dates

Filing dateOct 31, 1996
Grant dateSep 8, 1998
Priority date
Expiry dateOct 31, 2016

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD01F11/06
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A process for preparing high strength carbon fiber from PAN-fiber wherein the time of the oxidation step is reduced from 30-90 minutes to about 8-15 minutes and product prepared therefrom.

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