Fluid solventless epoxy-anhydride compositions containing metal acetylacetonate accelerators and organic carboxylic acid co-accelerators
US4113791A · kind A · utility
20Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 1977 |
| Grant date | Sep 12, 1978 |
| Priority date | — |
| Expiry date | Mar 3, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31529
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A resinous composition, suitable as a high voltage insulation for electrical members, is made from an admixture containing: 100 parts of an epoxy resin, about 25 to 200 parts of an acid anhydride reactive with the epoxy resin, about 0.01 to 2.0 parts of chromium or zirconium acetylacetonate, acting as a latent accelerator and about 0.3 to 30 parts of a selected organic carboxylic acid, acting as a co-accelerator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.