Rubber composition based on epoxy resin, an amine hardener and an imidazole
US11866578B2 · kind B2 · utility
0Cited by
7References
15Claims
0Family size
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Key dates
| Filing date | Sep 12, 2019 |
| Grant date | Jan 9, 2024 |
| Priority date | — |
| Expiry date | Jul 28, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/00
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A rubber composition is based on at least a diene elastomer, a reinforcing filler, a crosslinking system, an epoxy resin, an amine hardener comprising at least two primary amine functions, located on at least one six-membered aromatic ring, and an imidazole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.