Patent · US Active

Polarizing plate and optical display device including same

US12153238B2 · kind B2 · utility

0Cited by
0References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 2020
Grant dateNov 26, 2024
Priority date
Expiry dateNov 1, 2041

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K2323/031
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A polarizing plate and an optical display device comprising the same are disclosed. The polarizing plate includes a polarizer comprising a zinc cation and a unit represented by the Formula 1, and the polarizing plate has a chrominance variation ΔE of about 5.2 or less, as calculated by Equation 1.

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