Patent · US Active

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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2References
14Claims
0Family size

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Key dates

Filing dateAug 4, 2020
Grant dateApr 11, 2023
Priority date
Expiry dateMay 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.