Patent · US Expired

Liquid crystal display cell and process for producing the same

US5067797A · kind A · utility

32Cited by
4References
14Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 21, 1989
Grant dateNov 26, 1991
Priority date
Expiry dateMar 21, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133726
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A liquid crystal display cell, wherein orientation films are made of an organic polymer such as polyimide, polyamide, liquid crystal polymer having one or more mesogen groups in a main chain or side chain and produced by spreading an organic polymer solution on a water surface, is excellent in memory properties and contrast and generates no static electricity, no short circuit between electrodes and no breaking of electrodes.

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