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    • 8. 发明授权
    • Process for producing urethane foam having a high density skin layer
    • 具有高密度表层的聚氨酯泡沫的制造方法
    • US5304578A
    • 1994-04-19
    • US027691
    • 1993-03-08
    • Yutaka TamanoShuichi Okuzono
    • Yutaka TamanoShuichi Okuzono
    • C08G18/18C08J9/34
    • C08G18/1875C08G18/1858C08G2101/0008C08G2101/0016C08G2101/0025C08G2101/0033C08G2101/0083
    • A process is provided for producing a polyurethane foam having a high-density skin layer by reacting a polyol with a polyisocyanate in a short time. The reaction is allowed to proceed in the presence of a blowing agent, a catalyst, and optionally an additive, the blowing agent being composed only of water, and the catalyst being an amine represented by formula (I) below and/or an organic acid salt thereof: ##STR1## where R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are, independently, an alkyl group of 1 to 12 carbons, or R.sub.1 and R.sub.2, and/or R.sub.3 and R.sub.4 may be linked to form a cycloalkyl or heterocyclic ring together with the adjacent nitrogen atom; and R.sub.5 is hydrogen, an alkyl group of 1 to 12 carbons, a phenyl group, or a cycloalkyl group. This process does not use halogenated hydrocarbons which cause ozone layer destruction.
    • 提供了一种通过在短时间内使多元醇与多异氰酸酯反应来制备具有高密度表层的聚氨酯泡沫体的方法。 使反应在发泡剂,催化剂和任选的添加剂的存在下进行,发泡剂仅由水组成,催化剂是由下式(I)表示的胺和/或有机酸 其盐:(*化学结构*)(I)其中R 1,R 2,R 3和R 4独立地为1至12个碳的烷基,或R 1和R 2,和/或R 3和R 4可以连接形成 环烷基或杂环与相邻的氮原子一起; R 5为氢,碳数1〜12的烷基,苯基或环烷基。 该方法不使用引起臭氧层破坏的卤代烃。
    • 10. 发明申请
    • CATALYST COMPOSITION FOR PRODUCTION OF POLYURETHANE RESIN AND METHOD FOR PRODUCING POLYURETHANE RESIN (AS AMENDED)
    • 用于生产聚氨酯树脂的催化剂组合物和生产聚氨酯树脂的方法(如修饰)
    • US20100130629A1
    • 2010-05-27
    • US12377004
    • 2007-08-10
    • Hiroyuki KometaniYutaka Tamano
    • Hiroyuki KometaniYutaka Tamano
    • C08J9/04C08G18/32B01J31/18B01J31/04
    • C08G18/1875A43B13/04C08G18/092C08G18/1808C08G18/1825C08G18/2036C08G18/2063C08G18/2072C08G18/225C08G18/4816C08G2101/0008C08G2101/0066C08G2101/0083C08G2105/02C08G2410/00
    • Disclosed is a catalyst composition for polyurethane resin production which contains (A) triethylenediamine, (B) a specific polyisocyanurating catalyst and/or (C) a specific highly temperature-sensitive catalyst. By using this catalyst composition, a polyurethane resin can be molded with good curability, while suppressing initial reactivity. Consequently, a polyurethane resin having excellent moldability and fluidity can be produced with high productivity by using the catalyst composition. The thus-obtained polyurethane resin is suitably applicable to shoe soles. The component (B) is selected from the group consisting of alkali metal salts of carboxylic acids, quaternary ammonium compounds expressed as R1R2R3R4N+,X−, N,N,N′-trimethylaminoethylethanolamine, and 2,4,6-tris(dimethylaminomethyl)phenol, while the component (C) is selected from the group consisting of triazole salts and benzotriazole salts of 1,8-diazabicyclo[5.4.0]undecene-7 or 1,5-diazabicyclo[4.3.0]nonene-5. The mixing ratio of the component (B) and/or the component (C) to the component (A) is from 2% by weight to 60% by weight.
    • 公开了含有(A)三亚乙基二胺,(B)特定聚异氰脲酸酯化催化剂和/或(C)特定的高温度敏感催化剂的聚氨酯树脂生产用催化剂组合物。 通过使用该催化剂组合物,可以在抑制初始反应性的同时,以良好的固化性成型聚氨酯树脂。 因此,可以通过使用催化剂组合物以高生产率制造具有优异成型性和流动性的聚氨酯树脂。 这样得到的聚氨酯树脂适用于鞋底。 组分(B)选自羧酸的碱金属盐,表示为R1R2R3R4N +,X,N,N,N'-三甲基氨基乙基乙醇胺和2,4,6-三(二甲基氨基甲基)苯酚的季铵化合物 而组分(C)选自1,8-二氮杂双环[5.4.0]十一碳烯-7或1,5-二氮杂双环[4.3.0]壬烯-5的三唑盐和苯并三唑盐。 组分(B)和/或组分(C)与组分(A)的混合比例为2重量%至60重量%。