Process for producing a molded thermoset composite part from unsaturated resin prepreg scrap
US11034060B2 · kind B2 · utility
0Cited by
7References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2018 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Apr 17, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/62
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A process for preparing a composite part, the process comprising: recovering unsaturated resin prepreg scrap; combining the recovered unsaturated resin prepreg scrap with a second resinous thermosetting component; and co-molding the prepreg scrap and resinous thermosetting component together under a pressure of 25 to 4000 psi and at a temperature of 100-400° F.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.