Composite materials
US8940381B2 · kind B2 · utility
4Cited by
0References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 4, 2011 |
| Grant date | Jan 27, 2015 |
| Priority date | — |
| Expiry date | Nov 30, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24994
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A curable prepreg or semipreg material comprising a layer of fibers and a substantially non-flowable curable resin having a layer of porous sheet material on an outer surface, the material allows automatic lay-up of high fiber content prepregs or semiprepregs typically used in industrial applications such as wind turbine blades.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.