EPOXY RESIN COMPOSITION, PREPREG, AND FIBER-REINFORCED COMPOSITE MATERIAL

PROBLEM TO BE SOLVED: To provide an epoxy resin composition which has excellent adhesiveness between a skin layer and a honeycomb of a honeycomb panel, has little internal porosity, is lightweight, and is excellent in mechanical characteristics.SOLUTION: An epoxy resin composition contains at least...

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Hauptverfasser:	KUNIMITSU YUMI, ARAI ATSUHITO, SAKATA HIROAKI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS WORKING-UP
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide an epoxy resin composition which has excellent adhesiveness between a skin layer and a honeycomb of a honeycomb panel, has little internal porosity, is lightweight, and is excellent in mechanical characteristics.SOLUTION: An epoxy resin composition contains at least the following components [A] to [E]: [A] a trifunctional or higher epoxy resin; [B] a difunctional epoxy resin; [C] an epoxy resin curing agent: [D] a thermoplastic resin which is soluble in at least one of the component [A] and the component [B] and exists in the epoxy resin composition in particle form; and [E] a thermoplastic resin which is soluble in at least one of the component [A] and the component [B] and is dissolved in the epoxy resin composition.SELECTED DRAWING: None 【課題】ハニカムパネルのスキン層とハニカムとの優れた接着性を有し、内部ポロシティーの少ない軽量で力学特性に優れたエポキシ樹脂組成物を提供することにある。【解決手段】少なくとも以下の構成要素［Ａ］〜［Ｅ］を含むエポキシ樹脂組成物。［Ａ］３官能以上のエポキシ樹脂［Ｂ］２官能のエポキシ樹脂［Ｃ］エポキシ樹脂硬化剤［Ｄ］構成要素［Ａ］、構成要素［Ｂ］の少なくとも１つに可溶であり、粒子状でエポキシ樹脂組成物中に存在している熱可塑性樹脂［Ｅ］構成要素［Ａ］、構成要素［Ｂ］の少なくとも１つに可溶であり、エポキシ樹脂組成物中に溶解している熱可塑性樹脂【選択図】なし