Hard coat film
US6773778B2 · kind B2 · utility
56Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2001 |
| Grant date | Aug 10, 2004 |
| Priority date | — |
| Expiry date | Jun 27, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31507
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A hard coat film is providend, having excellent resistance to impact and weather, and high surface hardness, which is suitable for being stuck on the external surfaces, e.g., those of window panes or plastic boards for windows. In the hard coat film, a silicon-base hard coat layer is provided on one side of a multi-layered base composed of a plurality of the same or different laminated resin films.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.