Patent · US Expired

Liquid crystal polymers

US6511612B1 · kind B1 · utility

4Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 4, 2001
Grant dateJan 28, 2003
Priority date
Expiry dateJan 4, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K2323/027
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Compounds of the formula: where X3 is: other variables are defined in the description, and the rectangular box is a mesogenic group, are used in a variety of devices including liquid crystal devices piezoelectric, pyroelectric devices and in optical recording media.

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