Invention Grant
- Patent Title: Resin molded product, laminate, and decorative sheet
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Application No.: US16654753Application Date: 2019-10-16
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Publication No.: US11021598B2Publication Date: 2021-06-01
- Inventor: Naoyuki Shibayama , Toru Ookubo , Erika Yamaguchi , Yuichi Matsumoto , Mami Nagashima
- Applicant: TOPPAN PRINTING CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: JPJP2017-110294 20170602,JPJP2017-152460 20170807,JPJP2017-152461 20170807
- Main IPC: C08L23/12
- IPC: C08L23/12 ; B32B19/04 ; B32B27/08 ; B32B27/32 ; C08K5/3475

Abstract:
A resin molded product, a laminate, and a decorative sheet having high weatherability. A decorative sheet includes a resin molded product as a protective layer, and the resin molded product includes an ultraviolet absorber having pKa of −5.5 or more and −4.5 or less when irradiated with light, and a photostabilizer having pKa of 3.0 or more and 7.0 or less. The added amount of each of the ultraviolet absorber and the photostabilizer is 3.0 parts by mass or less per 100 parts by mass of the resin.
Public/Granted literature
- US20200048445A1 RESIN MOLDED PRODUCT, LAMINATE, AND DECORATIVE SHEET Public/Granted day:2020-02-13
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