Patent · US Expired

Chopped carbon fibers and a production process there of

US6066395A · kind A · utility

20Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1998
Grant dateMay 23, 2000
Priority date
Expiry dateMay 19, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2962
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A bundle of short chopped carbon fibers impregnated with a sizing agent, the short fiber bundle having an average weight per unit length of 1.7 to 4 mg/mm in the fiber length direction and a coefficient of variation of 30 to 60% in the distribution of weight per unit length in the fiber length direction.

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