Patent · US Expired

Activated carbon fiber spun yarn

US4520623A · kind A · utility

12Cited by
3References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1983
Grant dateJun 4, 1985
Priority date
Expiry dateJul 18, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2918
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An activated carbon fiber spun yarn having excellent workability and adsorptive property is disclosed. The activated carbon fiber spun yarn comprising activated carbon fibers having a specific surface area of 500 to 1,500 m.sup.2 /g, a ductility of at least 0.5%, and a tensile strength of at least 10 kg/mm.sup.2 and derived from acrylonitrile-based fibers. The spun yarn has a twist coefficient of 30 to 60.

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