Very fine anti-glare hard coat film
US6613426B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2001 |
| Grant date | Sep 2, 2003 |
| Priority date | — |
| Expiry date | Jun 4, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31855
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A very fine anti-glare hard coat film which comprises a base film and a hard coat layer disposed on the base film and has a haze of 3% or greater, wherein the hard coat layer comprises (A) a resin cured by an ionizing radiation and, per 100 parts by weight of the resin, 2 to 25 parts by weight of (B) silica particles having an average diameter of 0.5 to 5 &mgr;m and 10 to 200 parts by weight of (C) fine particles having an average diameter of 1 to 60 nm.The very fine anti-glare hard coat film provides excellent visibility when the film is used for various types of displays since the film provides an excellent anti-glare property to the displays such as very fine liquid crystal displays without deterioration in the quality of displayed images.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.