Optical laminate

TW202635488APending Publication Date: 2026-09-01TOPPAN TOMOEGAWA OPTICAL FILM CO LTD
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Patent Information

Application Number
TW115119630
Authority / Receiving Office
TW · TW
Patent Type
Applications
Current Assignee / Owner
Priority Date
2025-01-21
Filing Date
2025-01-23
Publication Date
2026-09-01

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Abstract

An optical laminate is characterized by comprising a support substrate made of polyethylene terephthalate and a protective layer peelably laminated on at least one side of the support substrate, wherein the thickness of the protective layer is 1.0 μm to 5.0 μm, the Vickers hardness of the protective layer is 60 to 160, and the pure water contact angle on the peelable side of the protective layer is 50 degrees to 85 degrees. Furthermore, the puncture force of the protective layer can be 0.25 N or more, the puncture elongation can be 1.0 mm or more, and the puncture modulus can be 0.15 N / mm or more.
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