(Meth)acryloyl group-containing polyimides, photosensitive compositions, cured products and articles
JP7878375B2Active Publication Date: 2026-06-23ARAKAWA CHEM IND LTD
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- ARAKAWA CHEM IND LTD
- Filing Date
- 2024-08-27
- Publication Date
- 2026-06-23
AI Technical Summary
Benefits of technology
【0007】 本開示の(メタ)アクリロイル基含有ポリイミドを用いることにより、貯蔵弾性率、リソグラフ性及び線膨張係数が良好である硬化物を製造できる。
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Abstract
To provide a (meth)acryloyl group-containing polyimide, a photosensitive composition, a cured product, and an article.SOLUTION: A (meth)acryloyl group-containing polyimide includes: a fluorine atom-containing acid anhydride unit; and a fluorine atom- and biphenyl structure-containing diamine unit.SELECTED DRAWING: None
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Claims
[Claim 1] A photosensitive compound containing a (meth)acryloyl group-containing polyimide and a photosensitive composition containing an organic solvent, The (meth)acryloyl group-containing polyimide comprises a fluorine atom-containing acid anhydride unit and a fluorine atom and a biphenyl structure-containing diamine unit, The content of the (meth)acryloyl group-containing polyimide is 40% to 75% by mass relative to 100% by mass of the photosensitive compound. The photosensitive composition wherein the organic solvent is solely an alicyclic solvent.