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    • 9. 发明专利
    • Polyurethane composition for integral skin foam
    • 聚氨酯组合物用于整体皮肤泡沫
    • JP2012036354A
    • 2012-02-23
    • JP2010180699
    • 2010-08-12
    • Sumika Bayer Urethane Kk住化バイエルウレタン株式会社
    • NISHIKAWA SHINJINODA FUMIHIKO
    • C08G18/00C08G18/42
    • C08G18/165C08G18/36C08G18/4288C08G18/6696C08G18/7671C08G2101/0033C08G2101/0066C08G2120/00
    • PROBLEM TO BE SOLVED: To provide a raw material composition capable of producing an integral skin foam having high productivity and maintaining the applicability of a plant-derived castor oil and/or castor oil derivative as high as 40 wt.% or more in polyol mixture.SOLUTION: Provided is a composition for a polyurethane integral skin foam, which is a composition for producing an integral skin foam with a density of 0.2 to 0.8 g/cmby a reactive injection molding process from polyisocyanate (A) and a polyol mixture (B) including polyol, a cross-linking agent, a foaming agent, and a catalyst, characterized in that (1) the polyol contains 40 parts by weight or more of castor oil and/or castor oil derivative relative to 100 parts by weight of polyol mixture, and the castor oil derivative has an average number of functional groups of 2.0 to 2.7 and a hydroxyl value of 30 to 170 mg KOH/g, and (2) the catalyst contains both tertiary amine and metal catalyst.
    • 待解决的问题:提供能够生产高生产率的整体皮肤泡沫的原料组合物,并且保持植物来源的蓖麻油和/或蓖麻油衍生物的适用性高达40重量%以上 在多元醇混合物中。 解决方案:提供一种聚氨酯整体表皮泡沫体的组合物,其是用于制备密度为0.2至0.8g / cm 2的整体皮肤泡沫体的组合物,其中SPF =“POST”> 3 由 来自多异氰酸酯(A)和多元醇混合物(B)的反应性注射成型方法,包括多元醇,交联剂,发泡剂和催化剂,其特征在于:(1)多元醇含有40重量份以上的 蓖麻油和/或蓖麻油衍生物相对于100重量份的多元醇混合物,蓖麻油衍生物的官能团的平均数为2.0〜2.7,羟基值为30〜170mgKOH / g,(2 )催化剂含有叔胺和金属催化剂。 版权所有(C)2012,JPO&INPIT