Photochromic films and method for manufacturing the same
US7961372B2 · kind B2 · utility
3Cited by
1References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2008 |
| Grant date | Jun 14, 2011 |
| Priority date | — |
| Expiry date | Aug 21, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/23
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention provides a photochromic film which is formed by curing a photochromic composition and includes a multifunctional (metha)acrylate-based monomer that has two or more functional groups, and a photochromic dye, a product including the same, and a method for producing the photochromic film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.