Light-collimating film
US8012567B2 · kind B2 · utility
32Cited by
18References
27Claims
0Family size
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Inventors
Key dates
| Filing date | Jan 10, 2007 |
| Grant date | Sep 6, 2011 |
| Priority date | — |
| Expiry date | Nov 2, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2462
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Light-collimating films as well as other microstructured film articles are described that comprise a (e.g. UV) cured light transmissive film comprising the reaction product of a polymerizable resin composition. Polymerizable resin compositions are also described that comprise aliphatic urethane(meth)acrylate oligomer(s), bisphenol-A ethoxylated diacrylate(s), and a crosslinker having at least three (meth)acrylate groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.