会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 9. 发明授权
    • Thermoplastic polyetherimide ester elastomers exhibiting improved
hydrolytic stability
    • 表现出改善的水解稳定性的热塑性聚醚酰亚胺酯弹性体
    • US4714753A
    • 1987-12-22
    • US936529
    • 1986-12-01
    • Russell J. McCreadyJohn A. Tyrell
    • Russell J. McCreadyJohn A. Tyrell
    • C08G73/10C08G73/16C08G63/18
    • C08G73/16
    • Polyetherimide ester compositions exhibiting improved hydrolytic stability are provided. These polymers are comprised of the reaction products of:(i) at least one diol;(ii) at least one dicarboxylic acid or an ester forming reactive derivative thereof; and(iii) a set of reactants selected from either(a) (i) an amount at least effective to improve the hydrolytic stability of said composition of at least one high molecular weight bisaminoalkyl polytetrahydrofuran, and (ii) at least one tricarboxylic acid or derivative thereof, or(b) an amount at least effective to improve the hydrolytic stability of said composition of at least one polyoxytetramethylene dialkylenediimide diacid, said polyoxytetramethylene dialkylenediimide diacid being the reaction product of (iii)(a)(i) and (iii)(a)(ii).The polymers of the instant invention are useful for production of extruded and molded parts requiring improved hydrolytic stability.
    • 提供了表现出改进的水解稳定性的聚醚酰亚胺酯组合物。 这些聚合物由以下反应产物组成:(i)至少一种二醇; (ii)至少一种二羧酸或其形成酯的反应性衍生物; (iii)一组反应物,其选自(a)(i)至少有效改善所述组合物至少一种高分子量双氨基烷基聚四氢呋喃的水解稳定性的量,和(ii)至少一种三羧酸或 衍生物,或(b)至少有效提高所述组合物至少一种聚氧四亚甲基二亚乙基二酰亚胺二酸的水解稳定性的量,所述聚氧四亚甲基二亚烷基二酰亚胺二酸是(iii)(a)(i)和(iii)的反应产物, (a)(ii)。 本发明的聚合物可用于生产需要改进的水解稳定性的挤出和模制部件。
    • 10. 发明授权
    • Polyetherimide esters
    • 聚醚酰亚胺酯
    • US4711933A
    • 1987-12-08
    • US928954
    • 1986-11-10
    • Russell J. McCreadyJohn A. Tyrell
    • Russell J. McCreadyJohn A. Tyrell
    • C08G73/16C08G63/76
    • C08G73/16
    • Polyetherimide ester compositions comprising the reaction products of:(i) a mixture of at least one low molecular weight diol and at least one high molecular weight hydroxy terminated polylactone; and(ii) a set of reactants selected from(a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or(b) at least one high molecular weight polyoxyalkylene diimide diacid.Also polyetherimide ester compositions comprising the reaction products of:(i) at least one high molecular weight hydroxy terminated polylactone; and(ii) a set of reactants selected from(a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or(b) at least one high molecular weight polyoxyalkylene diimide diacid.
    • 包括以下反应产物的聚醚酰亚胺酯组合物:(i)至少一种低分子量二醇和至少一种高分子量羟基封端的聚内酯的混合物; 和(ii)选自(a)(i)至少一种高分子量聚(氧亚烷基)二胺和(ii)至少一种三羧酸或其衍生物的一组反应物,或(b)至少一种 高分子量聚氧化烯二酰亚胺二酸。 还包括以下反应产物的聚醚酰亚胺酯组合物:(i)至少一种高分子量羟基封端的聚内酯; 和(ii)选自(a)(i)至少一种高分子量聚(氧亚烷基)二胺和(ii)至少一种三羧酸或其衍生物的一组反应物,或(b)至少一种 高分子量聚氧化烯二酰亚胺二酸。