Patent · US Expired

Liquid crystal alignment layer containing polyvinyl-alcohol and titanium-alkoxide

US4802740A · kind A · utility

14Cited by
5References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 1986
Grant dateFeb 7, 1989
Priority date
Expiry dateFeb 11, 2006

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133711
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A liquid crystal device comprising an alignment-controlling film formed by applying an aqueous solution containing one part by weight of polyvinyl alcohol and 2 to 4 parts by weight of titanium alkoxide to a substrate surface, followed by heating.

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