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    • 1. 发明授权
    • Process for catalyzing polyurethane foam formation using
N,N-dimethyl-aminoalkoxy-propionitriles
    • 使用N,N-二甲基 - 氨基烷氧基 - 丙腈催化聚氨酯泡沫形成的方法
    • US4033911A
    • 1977-07-05
    • US699459
    • 1976-06-24
    • Michael Ray SandnerBela Prokai
    • Michael Ray SandnerBela Prokai
    • C08G18/18C08G18/14
    • C08G18/185Y10S521/904
    • Cellular urethane polymers are provided by effecting the reaction of an organic polyol reactant comprising a polyether polyol and an organic polyisocyanate reactant in the presence of a blowing agent and a catalyst system comprising an N,N-dimethylaminoalkoxypropionitrile. The said N,N-dimethylaminoalkoxypropionitriles are versatile, low odor catalysts and are useful in forming cellular urethane polymers ranging from all water-blown flexible polyether foam to all fluorocarbon-blown rigid foam products. Especially preferred for use in the practice of the invention are 3-(2-dimethylaminoethoxy)propionitrile and 3-[2-(2-dimethylaminoethoxy)ethoxy]propionitrile either as such or in combination with other catalysts including other tertiary-amine components and/or organic compounds of tin. Also provided are blended catalyst systems comprising said dimethylaminoalkoxypropionitriles.
    • 通过在发泡剂和包含N,N-二甲基氨基烷氧基丙腈的催化剂体系的存在下进行包含聚醚多元醇和有机聚异氰酸酯反应物的有机多元醇反应物的反应来提供蜂窝状聚氨酯聚合物。 所述N,N-二甲基氨基烷氧基丙氧基化合物是通用的,低气味的催化剂,并且可用于形成细胞聚氨酯聚合物,范围从所有水吹柔性聚醚泡沫塑料到所有碳氟化合物吹塑硬质泡沫产品。 特别优选用于实施本发明的是3-(2-二甲基氨基乙氧基)丙腈和3- [2-(2-二甲基氨基乙氧基)乙氧基]丙腈,或者与包括其它叔胺组分在内的其它催化剂和/ 或锡的有机化合物。 还提供了包含所述二甲基氨基烷氧基丙纶的共混催化剂体系。
    • 2. 发明授权
    • Catalyst systems containing N,N-dimethylaminoalkoxypropionitriles for
polyurethane foam formulation
    • 含有聚氨酯泡沫塑料配方的N,N-二甲基氨基烷氧基丙烯腈的催化剂体系
    • US4115321A
    • 1978-09-19
    • US784418
    • 1977-04-04
    • Michael Ray SandnerBela Prokai
    • Michael Ray SandnerBela Prokai
    • C08G18/18B01J31/04B01J27/22B01J31/02C08G18/14
    • C08G18/185Y10S521/904
    • Cellular urethane polymers are provided by effecting the reaction of an organic polyol reactant comprising a polyether polyol and an organic polyisocyanate reactant in the presence of a blowing agent and a catalyst system comprising an N,N-dimethylaminoalkoxypropionitrile. The said N,N-dimethylaminoalkoxypropionitriles are versatile, low odor catalysts and are useful in forming cellular urethane polymers ranging from all water-blown flexible polyether foam to all fluorocarbon-blown rigid foam products. Especially preferred for use in the practice of the invention are 3-(2-dimethylaminoethoxy)propionitrile and 3-[2-(2-dimethylaminoethoxy)ethoxy]propionitrile either as such or in combination with other catalysts including other tertiary-amine components and/or organic compounds of tin. Also provided are blended catalyst systems comprising said dimethylaminoalkoxypropionitriles.
    • 通过在发泡剂和包含N,N-二甲基氨基烷氧基丙腈的催化剂体系的存在下进行包含聚醚多元醇和有机聚异氰酸酯反应物的有机多元醇反应物的反应来提供蜂窝状聚氨酯聚合物。 所述N,N-二甲基氨基烷氧基丙氧基化合物是通用的,低气味的催化剂,并且可用于形成细胞聚氨酯聚合物,范围从所有水吹柔性聚醚泡沫塑料到所有碳氟化合物吹塑硬质泡沫产品。 特别优选用于实施本发明的是3-(2-二甲基氨基乙氧基)丙腈和3- [2-(2-二甲基氨基乙氧基)乙氧基]丙腈,或者与包括其它叔胺组分的其它催化剂和/ 或锡的有机化合物。 还提供了包含所述二甲基氨基烷氧基丙纶的共混催化剂体系。