Patent · US Expired

Polarizing layer with adherent protective layer

US7329434B2 · kind B2 · utility

1Cited by
9References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 2005
Grant dateFeb 12, 2008
Priority date
Expiry dateAug 9, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24364
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The invention relates to a process for forming an integral protective layer on a polarizing layer comprising coating the layer with a sol, gelling the sol, and then curing the coating to form a contiguous crosslinked adherent protective layer.

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