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公开(公告)号：US20080064844A1
公开(公告)日：2008-03-13
申请号：US11520197
申请日：2006-09-13
IPC分类号： C08G18/10
CPC分类号： C08G18/4277 , C08G18/12 , C08G18/664 , C08G18/7621 , C08G2101/00 , C08G18/3268 , C08G18/3814
摘要： Disclosed are improved isocyanate-terminated polycaprolactone polyurethane prepolymers comprising the reaction product of toluene diisocyanate and polyol compositions. Polyurethane elastomers with good physical and dynamic properties can be obtained by reacting the isocyanate-terminated polycaprolactone prepolymers of the invention with an amine chain extender.
摘要翻译： 公开了包含甲苯二异氰酸酯和多元醇组合物的反应产物的改进的异氰酸酯封端的聚己内酯聚氨酯预聚物。 通过使本发明的异氰酸酯封端的聚己内酯预聚物与胺扩链剂反应，可以获得具有良好物理和动力学特性的聚氨酯弹性体。
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公开(公告)号：US08217133B2
公开(公告)日：2012-07-10
申请号：US11702787
申请日：2007-02-05
IPC分类号： C08G18/00
CPC分类号： C08K5/0091 , C08G18/0895 , C08G18/10 , C08G18/4277 , C08G18/4854 , C08K5/095 , C08K5/18 , C08G18/3268 , C08L75/04
摘要： In one aspect, the invention relates to storage-stable and flowable polyurethane compositions comprising (a) one or more isocyanate-terminated polyurethane prepolymers derived from one or more hydrocarbon ring-containing diisocyanates and/or triisocyanates and one or more polyols; (b) one or more metal salt complexes of methylenedianiline; and (c) one or more organic acid halide compounds having one or more acid halide groups, wherein the one or more organic acid halide compounds are in an amount wherein the acid halide groups are present in a minimum concentration of about 100 parts per million by weight of the polyurethane prepolymer. In other aspects, the invention relates to methods for storing the curable polyurethane compositions, as well as methods for producing polyurethane elastomers.
摘要翻译： 一方面，本发明涉及储存稳定且可流动的聚氨酯组合物，其包含（a）一种或多种衍生自一种或多种含烃环的二异氰酸酯和/或三异氰酸酯和一种或多种多元醇的异氰酸酯封端的聚氨酯预聚物; （b）一种或多种亚甲基二苯胺的金属盐络合物; 和（c）一种或多种具有一个或多个酰卤基团的有机酰卤化合物，其中所述一种或多种有机酰卤化合物的量为其中酰卤基团以约百万分之100的最小浓度存在，通过 聚氨酯预聚物的重量。 在其它方面，本发明涉及用于储存可固化的聚氨酯组合物的方法，以及生产聚氨酯弹性体的方法。
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公开(公告)号：US20070213497A1
公开(公告)日：2007-09-13
申请号：US11702787
申请日：2007-02-05
CPC分类号： C08K5/0091 , C08G18/0895 , C08G18/10 , C08G18/4277 , C08G18/4854 , C08K5/095 , C08K5/18 , C08G18/3268 , C08L75/04
摘要： In one aspect, the invention relates to storage-stable and flowable polyurethane compositions comprising (a) one or more isocyanate-terminated polyurethane prepolymers derived from one or more hydrocarbon ring-containing diisocyanates and/or triisocyanates and one or more polyols; (b) one or more metal salt complexes of methylenedianiline; and (c) one or more organic acid halide compounds having one or more acid halide groups, wherein the one or more organic acid halide compounds are in an amount wherein the acid halide groups are present in a minimum concentration of about 100 parts per million by weight of the polyurethane prepolymer. In other aspects, the invention relates to methods for storing the curable polyurethane compositions, as well as methods for producing polyurethane elastomers.
摘要翻译： 一方面，本发明涉及储存稳定且可流动的聚氨酯组合物，其包含（a）一种或多种衍生自一种或多种含烃环的二异氰酸酯和/或三异氰酸酯和一种或多种多元醇的异氰酸酯封端的聚氨酯预聚物; （b）一种或多种亚甲基二苯胺的金属盐络合物; 和（c）一种或多种具有一个或多个酰卤基团的有机酰卤化合物，其中所述一种或多种有机酰卤化合物的量为其中酰卤基团以约百万分之100的最小浓度存在，通过 聚氨酯预聚物的重量。 在其它方面，本发明涉及用于储存可固化的聚氨酯组合物的方法，以及生产聚氨酯弹性体的方法。
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