Glass fiber-reinforced resin molded article
US11091596B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2019 |
| Grant date | Aug 17, 2021 |
| Priority date | — |
| Expiry date | Aug 30, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L69/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided is a glass fiber-reinforced resin molded article having well-balanced and excellent static and dynamic strength and fluidity. In the glass fiber-reinforced resin molded article, glass fiber included in the glass fiber-reinforced resin molded article includes a flat cross-sectional shape having a minor axis D1 in the range of 3.0 to 10.5 μm and a major axis D2 in the range of 11.0 to 29.0 μm, the number average fiber length L (μm) of the glass fiber included in the glass fiber-reinforced resin molded article is in the range of 150 to 475 μm, the glass fiber content C (wt %) in the glass fiber-reinforced resin molded article is in the range of 40.0 to 75.0 wt %, and the above DI, D2, L, and C satisfy the following formula (1): 260.0<C2×L/(D1×D22)<400.0 (1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.