Liquid polymerizable composition comprising mineral nanoparticles and its use to manufacture an optical article
US10934451B2 · kind B2 · utility
0Cited by
2References
6Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 26, 2013 |
| Grant date | Mar 2, 2021 |
| Priority date | — |
| Expiry date | Jul 26, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed is a liquid polymerizable composition including a phosphine oxide or a phosphine sulphide monomer composition with mineral nanoparticles homogeneously dispersed therein, as well as its use for the preparation of a transparent polymeric material having a high refractive index and its use in the optical field.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.