Photopolymerizable composition and optical disk having cured coating thereof
US6296916A · kind A · utility
0Cited by
5References
7Claims
0Family size
Inventors
Key dates
| Filing date | Dec 15, 1999 |
| Grant date | Oct 2, 2001 |
| Priority date | — |
| Expiry date | Dec 15, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/21
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A photopolymerizable composition comprising PA1 (A) 100 parts by weight of a mixture of (meth)acrylic acid ester monomers, PA1 (B) from 0.1 to 5 parts by weight of a surfactant having a perfluoroalkyl group and represented by the general formula (1) EQU CF.sub.3 (CF.sub.2).sub.n AM (1) wherein A represents --CO.sub.2 -- or --SO.sub.3 --, M represents an alkali metal, and n is an integer of 3 to 9, and PA1 (C) from 0.2 to 10 parts by weight of a photopolymerization initiator, and a plastic optical disk provided with a cured coating of the photopolymerizable composition on at least one side thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.