FOAMABLE URETHANE RESIN COMPOSITION

• Main Author: TAMAI YUSUKE
• Format: Patent
• Language: English; Japanese
• Published: 24.05.2024
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

To provide a foamable urethane resin composition for producing a polyurethane foam having a property of not easily shrinking and not easily spreading the fire.SOLUTION: Provided is a foamable urethane resin composition, which is a foamable urethane resin composition containing a polyol compound, a polyisocyanate compound, a flame retardant liquid at room temperature, a foam-shaping agent, a foaming agent, and a catalyst, and in which the foamable urethane resin composition contains a resin fine particle-containing polyol, and the sinking distance of a steel ball in the hot steel ball evaluation of a polyurethane foam made of said foamable urethane resin composition is 10 mm or less.SELECTED DRAWING: None 【課題】収縮し難く、かつ燃え広がり難い性質を備えるポリウレタン発泡体を製造するための発泡性ウレタン樹脂組成物を提供することを課題とする。【解決手段】ポリオール化合物、ポリイソシアネート化合物、室温で液状の難燃剤、整泡剤、発泡剤、及び触媒を含む発泡性ウレタン樹脂組成物であって、前記発泡性ウレタン樹脂組成物は、樹脂微粒子含有ポリオールを含み、前記発泡性ウレタン樹脂組成物からなるポリウレタン発泡体の熱鋼球評価における鋼球の沈み込み距離が１０ｍｍ以下である、発泡性ウレタン樹脂組成物。【選択図】なし