Pre-polymerized thermosetting composite part and methods for making such a part
US10576692B2 · kind B2 · utility
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Key dates
| Filing date | Sep 1, 2015 |
| Grant date | Mar 3, 2020 |
| Priority date | — |
| Expiry date | Jun 25, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J5/246
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A part made of a fiber-reinforced composite material includes a structure made from a set of fibers supported in a thermosetting resin and a peel ply across all or part of the outer surface of the structure. The part has a gradient of polymerization at the interface between the structure and the peel ply. Also, methods for making such a part and methods for bonding such parts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.