Photocurable compositions containing group via aromatic onium salts
US4058401A · kind A · utility
197Cited by
7References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 9, 1975 |
| Grant date | Nov 15, 1977 |
| Priority date | — |
| Expiry date | Dec 9, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/114
- 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.