Patent · US Expired

Particulate acicular para-aramide

US5171827A · kind A · utility

3Cited by
17References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 1991
Grant dateDec 15, 1992
Priority date
Expiry dateJan 17, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2377/10
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

This invention relates to para-aramide particles. More particularly, the invention concerns a process for flash spinning such particles from a mixture of poly(paraphenylene terephthalamide), carbon dioxide and water.

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