Patent · US Expired

Liquid crystal elastomers

US6312770A · kind A · utility

31Cited by
6References
25Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 12, 1999
Grant dateNov 6, 2001
Priority date
Expiry dateApr 12, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K2323/03
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

This invention describes a method for the loading and alignment of elastomers in electro-optic and electro-active devices. It comprises the in-situ polymerization between substrates of liquid crystal monomers in the presence of cross-linking reagents. It also describes the production of free-standing elastomer films.

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