Patent · US Expired

Process for production of pitch-derived carbon fibers

US4469667A · kind A · utility

10Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 1982
Grant dateSep 4, 1984
Priority date
Expiry dateDec 21, 2002

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD01F9/145
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process for the production of high performance carbon fibers which comprises using as the starting material a specific pitch having the lowest reflectivity in the range of 8.5-9.3% and the highest reflectivity in the range of 11.8-12.5%.

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