Patent · US Expired

Process for the preparation of carbon fiber

US6054214A · kind A · utility

8Cited by
5References
1Claims
0Family size

Inventor

Key dates

Filing dateJul 20, 1998
Grant dateApr 25, 2000
Priority date
Expiry dateJul 20, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2918
  • 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.