Chopped strands and molded product of unsaturated polyester resin BMC employing them
US6787226B2 · kind B2 · utility
1Cited by
6References
12Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 22, 2002 |
| Grant date | Sep 7, 2004 |
| Priority date | — |
| Expiry date | Oct 22, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2971
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Chopped strands having a sizing agent impregnated on glass fiber strands, to be used for a molded product of unsaturated polyester resin BMC, wherein the sizing agent comprises a urethane resin, a vinyl acetate resin and a silane coupling agent, and wherein the mass ratio of the urethane resin to the vinyl acetate resin is from 30:70 to 70:30.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.