Thermosetting resin composition, prepreg, laminate, printed wiring board, and semiconductor package
WO2026140921A1PCT designated stage Publication Date: 2026-07-02RESONAC CORP
Patent Information
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- RESONAC CORP
- Filing Date
- 2025-12-11
- Publication Date
- 2026-07-02
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Figure JPOXMLDOC01-APPB-C000002 
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Abstract
Provided is a prepreg exhibiting high reflow heat resistance while containing a component having low dielectric characteristics. Also provided are a laminate, printed wiring board, and semiconductor package, each being obtained using the prepreg. Specifically, this thermosetting resin composition contains: a maleimide resin (A) including an indane skeleton; and an acrylic resin (X) having one or more functional groups selected from the group consisting of a hydroxy group, a carboxy group, and a substituted amino group.
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