Polycarbonate resin composition having excellent light-reflecting and light-shielding properties, and automotive molded article produced using the same
US11623987B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Aug 4, 2020 |
| Grant date | Apr 11, 2023 |
| Priority date | — |
| Expiry date | May 18, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2207/53
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present disclosure relates to a polycarbonate resin composition having excellent light-reflecting and light-shielding properties, and an automotive molded article produced using the same. The polycarbonate resin composition includes: 60 to 70 wt % of a polycarbonate resin; 4 to 10 wt % of a rubber-modified vinyl-based graft copolymer; 3 to 11 wt % of a styrene-based copolymer; 15 to 25 wt % of titanium dioxide; and 2 to 3 wt % of a mineral filler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.