Cyclic olefin-based resin composition, molded product, and optical component
US12209147B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | May 14, 2020 |
| Grant date | Jan 28, 2025 |
| Priority date | — |
| Expiry date | Oct 13, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/0006
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided is a cyclic olefin-based resin composition including a cyclic olefin-based polymer (A), and a hindered amine compound (Y) that contains a piperidyl group represented by General Formula (1) and a carboxylic acid amide group represented by General Formula (2) within the same molecule.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.