POLYURETHANE RESIN COMPOSITION, ELASTIC PAVING MATERIAL, MOLD FRAME MATERIAL, WATERPROOF MATERIAL, FLOOR MATERIAL AND COMPOSITE ELASTIC MATERIAL

To provide a polyurethane resin composition which can suppress bleeding and foaming and has excellent storage stability, an elastic paving material, a mold frame material, a waterproof material and a floor material which are obtained from the polyurethane resin composition, and a composite elastic m...

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Hauptverfasser: AOKI KO, KAWANABE HISASHI
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To provide a polyurethane resin composition which can suppress bleeding and foaming and has excellent storage stability, an elastic paving material, a mold frame material, a waterproof material and a floor material which are obtained from the polyurethane resin composition, and a composite elastic material containing a polyurethane resin layer which is obtained from the polyurethane resin composition.SOLUTION: A polyurethane resin composition contains a polyisocyanate component and an active hydrogen group-containing component, in which an isocyanate group content of the polyisocyanate component is 9.0 mas% or less, the active hydrogen group-containing component contains a polyol component and a polyamine component, the polyol component is macro polyol made of a hydrogen atom, a carbon atom and an oxygen atom, and the polyamine component contains halogenated diethyltoluenediamine.SELECTED DRAWING: Figure 1 【課題】 ブリードおよび発泡を抑制でき、優れた貯蔵安定性を有するポリウレタン樹脂組成物、そのポリウレタン樹脂組成物から得られる弾性舗装材、型枠材、防水材および床材、さらに、そのポリウレタン樹脂組成物から得られるポリウレタン樹脂層を含む複合弾性材を提供すること。【解決手段】 ポリウレタン樹脂組成物が、ポリイソシアネート成分と活性水素基含有成分とを含有し、ポリイソシアネート成分のイソシアネート基含有率が9.0質量%以下であり、活性水素基含有成分は、ポリオール成分とポリアミン成分とを含有し、ポリオール成分が、水素原子、炭素原子および酸素原子からなるマクロポリオールであり、ポリアミン成分は、ハロゲン化ジエチルトルエンジアミンを含有する。【選択図】 図1