Carbon fiber rovings for reinforcement of concrete
US5652058A · kind A · utility
26Cited by
18References
6Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jan 11, 1995 |
| Grant date | Jul 29, 1997 |
| Priority date | — |
| Expiry date | Jan 11, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/30
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Carbon fiber rovings for reinforcement of concrete are here disclosed which are obtained by sizing, with a sizing agent, strands each consisting of 100 to 1,000 monofilaments of mesophase pitch-based carbon fibers, and then bundling the thus sized 5 to 100 strands into one roving.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.