Cosmetic sheet and cosmetic material using same, and resin composition for surface protection layer
US12187879B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2020 |
| Grant date | Jan 7, 2025 |
| Priority date | — |
| Expiry date | Dec 17, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2605/003
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided are: a decorative sheet and a decorative material having bleed-out suppression and long-term weather resistance maintenance, and a resin composition for surface protective layer. The decorative sheet has at least a substrate layer and a surface protective layer, wherein in the surface protective layer, the content of all the UV absorbents relative to 100 parts by mass of the resin therein is 10 parts by mass or less, and the surface protective layer satisfies the following: The layer contains a hydroxyphenyltriazine compound represented by general formula (I) and a hydroxyphenyltriazine compound represented by general formula (II) as UV absorbents, and the content of the hydroxyphenyltriazine compound represented by general formula (II) is 50% by mass or less relative to 100% by mass of the total of the content of the hydroxyphenyltriazine compound represented by general formula (I) and the content of the hydroxyphenyltriazine compound represented by general formula (II).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.