Patent · US Expired

Polarizer lamination

US4025688A · kind A · utility

115Cited by
13References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 24, 1975
Grant dateMay 24, 1977
Priority date
Expiry dateNov 24, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31696
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A novel reflective light-polarizing lamination comprising a light polarizer laminated to the matte surface of aluminum foil and useful in display cells for field-effect transition liquid crystal displays.

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