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    • 3. 发明授权
    • Flexible polyurethane foam and a method of producing the same
    • 柔性聚氨酯泡沫及其制备方法
    • US08097659B2
    • 2012-01-17
    • US11624847
    • 2007-01-19
    • Fuminori Horio
    • Fuminori Horio
    • C08G18/10C08J9/00B29B7/30
    • C08G18/4812C08G18/302C08G18/4829C08G2101/0008C08G2101/005C08J9/122C08J2205/06C08J2375/04
    • A flexible polyurethane foam is obtained by making a material containing polyols, a cross-linking agent and a polyisocyanate compound react in the presence of a catalyst, a blowing agent and an auxiliary blowing agent. At this time, the isocyanate index of the polyisocyanate compound is set to 110 to 120. Preferably, a polyol of which the hydroxyl value is 250 mg KOH/g to 650 mg KOH/g and of which the molecular weight is 150 to 500 is used as the cross-linking agent, and concretely, polyethylene glycol can be used. A liquefied carbon dioxide is used as the auxiliary blowing agent with an amount mixed in of 1.5 mass parts to 6.0 mass parts relative to 100 mass parts of the polyols. The load required for compressing to 25% of the initial thickness is 30 N to 70 N, and thus, the flexible polyurethane foam has a low hardness.
    • 通过使含有多元醇,交联剂和多异氰酸酯化合物的材料在催化剂,发泡剂和辅助发泡剂的存在下反应来获得柔性聚氨酯泡沫。 此时,多异氰酸酯化合物的异氰酸酯指数为110〜120。优选羟基值为250mgKOH / g〜650mgKOH / g,分子量为150〜500的多元醇为 用作交联剂,具体地可以使用聚乙二醇。 使用液化二氧化碳作为辅助发泡剂,相对于100质量份的多元醇,其混合量为1.5质量份至6.0质量份。 压缩至初始厚度的25%所需的载荷为30N至70N,因此软质聚氨酯泡沫具有低硬度。
    • 6. 发明授权
    • Process for producing compatibilized polymer blends
    • 生产增容聚合物共混物的方法
    • US08026309B2
    • 2011-09-27
    • US12040488
    • 2008-02-29
    • Izhar HalahmiOded ErezAdi Erez
    • Izhar HalahmiOded ErezAdi Erez
    • C08L23/26C08L77/00B29B7/30
    • B29B7/005B29B7/186B29B7/244B29C47/64C08F255/02C08J3/005C08J2323/02C08L21/00C08L23/06C08L51/06C08L67/00C08L77/00C08L2666/18C08L2666/02C08L2666/14
    • A process is provided for producing a compatibilized polymeric blend. A first thermoplastic polymer and a reactive moiety are provided to a progressive melt kneading apparatus. The reactive moiety comprises a first reactive group capable of reacting with the first thermoplastic polymer but not a second polymer and a second reactive group capable of reacting with the second polymer but not the first polymer. The first thermoplastic polymer and the reactive moiety are then melt kneaded so that the first reactive group reacts with the first thermoplastic polymer and the second reactive group is grafted to the first thermoplastic polymer, forming a molten self-compatibilizer. A molten second polymer is then provided. The molten self-compatibilizer is melt kneaded with the molten second polymer so that the second reactive group reacts with the second polymer to form a compatibilized polymeric blend. Also provided are articles formed from the compatibilized polymer blend.
    • 提供了一种生产相容的聚合物共混物的方法。 将第一热塑性聚合物和反应性部分提供给渐进熔融捏合装置。 反应性部分包括能够与第一热塑性聚合物反应而不是第二聚合物的第一反应性基团和能够与第二聚合物但不与第一聚合物反应的第二反应性基团。 然后将第一热塑性聚合物和反应性部分熔融捏合,使得第一反应性基团与第一热塑性聚合物反应,第二反应基团接枝到第一热塑性聚合物上,形成熔融的自增容剂。 然后提供熔融的第二聚合物。 熔融的自增容剂与熔融的第二聚合物熔融捏合,使得第二反应基团与第二聚合物反应形成相容的聚合共混物。 还提供由相容化的聚合物共混物形成的制品。