Photo-curing method for epoxy resin using group VIa onium salt
US4138255A · kind A · utility
73Cited by
5References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 27, 1977 |
| Grant date | Feb 6, 1979 |
| Priority date | — |
| Expiry date | Jun 27, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/115
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Cationic polymerization of epoxy resin materials, such as epoxy monomers or prepolymers, can be achieved by use of certain radiation sensitive aromatic onium salts of Group VIa elements. Curable compositions are provided which can be used as sealants, coating compounds, encapsulants, etc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.