Curable prepregs with surface openings
US10821680B2 · kind B2 · utility
1Cited by
33References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2019 |
| Grant date | Nov 3, 2020 |
| Priority date | — |
| Expiry date | Jul 17, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2992
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Curable prepregs possessing enhanced ability for the removal of gases from within prepregs and between prepreg plies in a prepreg layup prior to and/or during consolidation and curing. Each curable prepreg is a resin-impregnated, woven fabric that has been subjected to a treatment to create an array of openings in at least one major surface. Furthermore, the location of the openings is specific to the weave pattern of the fabric.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.