Patent · US Expired

Antireflection film, polarizing plate and display device

US7592121B2 · kind B2 · utility

5Cited by
6References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 22, 2004
Grant dateSep 22, 2009
Priority date
Expiry dateApr 25, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31935
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An antireflection film that has sufficient antireflection capability and antifouling property and is improved in scratch resistance, and a process for producing an antireflection film with considerably high productivity are provided, which is an antireflection film comprising a transparent support, a hard coat layer and a low refractive index layer, in this order, wherein the hard coat layer includes a polymerized product of (A) an ethylene oxide or propylene oxide adduct of a polyfunctional acrylate monomer and (B) a polyfunctional acrylate monomer having no oxide adduct.

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