REACTIVE HOT-MELT ADHESIVE COMPOSITION AND METHOD FOR MANUFACTURING SAME, BONDING METHOD, AND IMAGE DISPLAY DEVICE AND METHOD FOR MANUFACTURING SAME

This reactive hot-melt adhesive composition contains a urethane prepolymer having an isocyanate group, which is a reaction product of a polyol compound and a polyisocyanate compound, the polyol compound including at least 50% by mass of a crystalline polyester polyol in terms of the total mass of th...

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Bibliographische Detailangaben
Hauptverfasser: SUZUMURA Kohji, KOMIYA Souichirou, KURAMOCHI Chika, MAGOME Kazuyuki
Format: Patent
Sprache:eng ; fre ; jpn
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Zusammenfassung:This reactive hot-melt adhesive composition contains a urethane prepolymer having an isocyanate group, which is a reaction product of a polyol compound and a polyisocyanate compound, the polyol compound including at least 50% by mass of a crystalline polyester polyol in terms of the total mass of the polyol compound. La composition d'adhésif thermofusible réactif de l'invention comprend un prépolymère d'uréthane qui possède un groupe isocyanate consistant en un produit de réaction d'un composé polyol et d'un composé polysiocyanate. Le composé polyol contient 50% en masse ou plus d'un polyester polyol cristallin sur la base de la masse totale de composé polyol. 本発明の反応性ホットメルト接着剤組成物は、ポリオール化合物とポリイソシアネート化合物との反応物であるイソシアネート基を有するウレタンプレポリマーを含有し、ポリオール化合物が、ポリオール化合物の総質量を基準として結晶性ポリエステルポリオールを50質量%以上含む。