Heat curable compositions
US4173551A · kind A · utility
47Cited by
3References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 16, 1977 |
| Grant date | Nov 6, 1979 |
| Priority date | — |
| Expiry date | Dec 16, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L61/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Aromatic onium salts, such as diaryliodonium salts, have been found to be effective thermal initiators for the polymerization of a variety of cationically polymerizable materials including epoxides, cyclic ethers, phenol formaldehyde resins, etc., when used in combination with various cocatalysts such as organic acids and copper salts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.