Invention Grant
- Patent Title: Photocurable material composition, cured product of photocurable material composition and manufacturing method thereof
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Application No.: US17751929Application Date: 2022-05-24
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Publication No.: US11834539B2Publication Date: 2023-12-05
- Inventor: Terunobu Saitoh , Hajime Masumoto
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: VENABLE LLP
- Priority: JP 19225913 2019.12.13 JP 20200635 2020.12.02
- Main IPC: C08F2/46
- IPC: C08F2/46 ; C08F2/50 ; C08G61/04 ; C08F283/02

Abstract:
Disclosed is a photocurable material composition having a cured product which has both deflection temperature under load of 40° C. or more and Charpy impact strength (with a notch) of 20 kJ/m2 or more after ultraviolet irradiation and the cured product thereof. The photocurable material composition comprises at least a monofunctional acrylate having a five-membered ring containing an ether bond and a polycarbonate resin soluble in the monofunctional acrylate, wherein the content of the monofunctional acrylate having a five-membered ring containing an ether bond is 18% by weight to 80% by weight and the content of the polycarbonate resin is 10% by weight to 40% by weight.
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