Radiation curable microstructure-bearing articles
US6833176B2 · kind B2 · utility
11Cited by
8References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2003 |
| Grant date | Dec 21, 2004 |
| Priority date | — |
| Expiry date | Mar 7, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2457
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Blends of monofunctional and multifunctional (meth)acrylate monomers, optionally in addition to oligomeric multifunctional (meth)acrylates), can be cured by ultraviolet radiation in contact with a photoinitiator to produce optical resinous articles having a glass transition temperature of at least 35° C. and having physical properties making them suitable for use as microstructure-bearing articles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.