Hard coating film, manufacturing method thereof, antireflective film, polarizing plate and image display unit
US8582207B2 · kind B2 · utility
10Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2010 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | Oct 30, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24364
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A hard coating film is provided and includes a transparent plastic substrate film, and a hard coating layer. The transparent plastic substrate film has mutually independent microscopic pits in at least one surface thereof, the microscopic pits each independently have a depth of 3 μm or below, the microscopic pits have an average length of major diameters of from 0.5 μm to 20 μm, and the number of the microscopic pits is from 25 to 3,000 per mm2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.