TWO COMPONENT ROOM TEMPERATURE-CURABLE URETHANE WATERPROOF MATERIAL COMPOSITION FOR HAND COATING
To provide a two-component room temperature-curable urethane waterproof material composition for hand coating, which has a sufficient work life throughout the year and excellent durability such as heat resistance and alkali resistance.SOLUTION: A two-component room temperature-curable urethane water...
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Sprache: | eng ; jpn |
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Zusammenfassung: | To provide a two-component room temperature-curable urethane waterproof material composition for hand coating, which has a sufficient work life throughout the year and excellent durability such as heat resistance and alkali resistance.SOLUTION: A two-component room temperature-curable urethane waterproof material composition for hand coating comprises: a main agent containing an isocyanate group terminal prepolymer formed of a polyisocyanate and a polyol; and a hardening agent containing an aromatic polyamine and a polyol as reactive components, where the polyisocyanate includes tolylene diisocyanate, the aromatic polyamine includes diethyltoluenediamine, and the polyol in the hardening agent includes a polyalkanolamine having 3 or more active hydrogens.SELECTED DRAWING: None
【課題】年間を通して十分な可使時間を有し、かつ耐熱・耐アルカリ性などの耐久性にも優れる2液常温硬化型手塗り用ウレタン防水材組成物を提供する。【解決手段】ポリイソシナートとポリオールからなるイソシアナート基末端プレポリマーを含む主剤と、芳香族ポリアミンおよびポリオールを反応成分として含む硬化剤とからなる2液常温硬化型手塗り用ウレタン防水材組成物であって、ポリイソシアナートがトリレンジイソシアナートを含み、芳香族ポリアミンがジエチルトルエンジアミンを含み、硬化剤中のポリオールが活性水素を3個以上有するポリアルカノールアミンを含むことを特徴とする。【選択図】なし |
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