Polycarbonate resin composition and optical molded product including the same
US11591475B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Apr 18, 2019 |
| Grant date | Feb 28, 2023 |
| Priority date | — |
| Expiry date | Oct 28, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/041
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided are a polycarbonate resin composition comprising a polycarbonate resin, pentaerythritol tetrastearate, a black dye, and a blue dye, and an optical molded product comprising same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.