Mercapto compound, a high refractive index resin and lens and a process for preparing them
US5087758A · kind A · utility
45Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 1989 |
| Grant date | Feb 11, 1992 |
| Priority date | — |
| Expiry date | Aug 29, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/041
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a mercapto compound, a process for preparing the mercapto compound, a process for preparing a polythiourethane base resin containing the mercapto compound, and a process for preparing plastic lenses containing the resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.