Patent · US Expired

Polarizing film, optical film and liquid crystal display using polarizing film

US6961178B2 · kind B2 · utility

169Cited by
11References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 4, 2002
Grant dateNov 1, 2005
Priority date
Expiry dateAug 22, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03C2218/365
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A polarizing film comprising a polarizer (A) and a protection film (B) prepared on at least one face of the polarizer (A), wherein the protection film (B) is adhered to the polarizer (A) without using adhesives, is induced problems by use of adhesives.

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