Patent · US Expired

Poly(lactic acid) fiber

US6761970B2 · kind B2 · utility

9Cited by
3References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 2002
Grant dateJul 13, 2004
Priority date
Expiry dateJul 29, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/641
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A poly(lactic acid) fiber has a strength at 90° C. of equal to or more than 0.8 cN/dtex and exhibits significantly satisfactory mechanical properties at high temperatures as compared with conventional poly(lactic acid) fibers.

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