Composite materials
US8906481B2 · kind B2 · utility
0Cited by
1References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 7, 2009 |
| Grant date | Dec 9, 2014 |
| Priority date | — |
| Expiry date | Oct 18, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/659
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A prepreg assembly comprising resin and fibers and comprising an uppermost curable resin surface layer such that when the assembly is cured, the uppermost surface layer has a sandability of at least 0.30 mg/cycle over 200 cycles, as measured according to ASTM D4060 using a Taber 5151 Abrasion Tester fitted with H18 wheels and a 1.0 kg weight is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.