Optical laminates and adhesive compositions

JP2026165475APending Publication Date: 2026-10-14SUMITOMO CHEM CO LTD
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Patent Information

Application Number
JP2025057880
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2025-03-31
Publication Date
2026-10-14

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Abstract

To provide an optical laminate that can be manufactured in a short time and has an adhesive layer with a high refractive index and excellent adhesion, and an adhesive composition capable of forming said adhesive layer. [Solution] An optical laminate comprising, in this order, a first optical layer, an adhesive layer formed by curing an active energy ray curable adhesive, and a second optical layer, wherein the first optical layer is a liquid crystal layer, and the active energy ray curable adhesive comprises a polyfunctional epoxy compound (A) having an aromatic ring and a monofunctional (meth)acrylate compound (B) having an aromatic ring and a refractive index of 1.55 or more at 589 nm.
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Citation Information

Patent Citations

  • Optical laminate, polarizing plate composite, and image display device

    JP2020056988A