Patent · US Expired

Oriented sheets

US4939026A · kind A · utility

3Cited by
9References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 31, 1988
Grant dateJul 3, 1990
Priority date
Expiry dateAug 31, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/699
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Highly oriented sheets are prepared by hot pressing a warp of filaments of liquid crystal polymers and optionally heat strengthening.

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