Thermoplastic polyimides, method for the manufacture thereof, and articles prepared therefrom
申请人:SABIC Global Technologies B.V.
公开号:US10640613B2
公开(公告)日:2020-05-05
A polymer composition including a polyetherimide comprising repeating units of formula (1) and formula (2) [Formula should be inserted here] wherein the repeating units of formula (1) are present in an amount of at least 10 mole %, preferably 20 to 100 mole %, Z is independently at each occurrence derived from a biphenol; Z′ is independently at each occurrence a group of formulas (3) to (13) as defined herein, preferably bisphenol A, 1,2-dihydroxybenzene, 1,1-bis(4-hydroxyphenyl)-1-phenyl-ethane, isophorone bisphenol (1,1-bis(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane), spirobiindane bisphenol, dimethylindanone bisphenol, 3,3′-dimethylbisphenol cyclohexane, or fluorenone bisphenol; and R is independently at each occurrence as a C6-20 aromatic hydrocarbon group or a halogenated derivative thereof, a straight or branched chain C2-20 alkylene group or a halogenated derivative thereof, a C3-8 cycloalkylene group or halogenated derivative thereof; wherein the polyetherimide has a Tg of greater than 200° C.
一种聚合物组合物,包括由式(1)和式(2)[此处应插入式]重复单元组成的聚醚酰亚胺,其中式(1)重复单元的含量至少为10摩尔%,优选20至100摩尔%,Z在每次出现时均独立地衍生自双酚;Z′ 在每次出现时均独立地为本文定义的式 (3) 至 (13) 组,优选双酚 A、1,2-二羟基苯、1,1-双(4-羟基苯基)-1-苯基乙烷、异佛尔酮双酚(1,1-双(4-羟基苯基)-3,3,5-三甲基环己烷)、螺双茚酮双酚、二甲基茚酮双酚、3,3′-二甲基双酚环己烷或芴酮双酚;R独立地在每次出现时为C6-20芳烃基团或其卤代衍生物、直链或支链C2-20亚烷基或其卤代衍生物、C3-8环亚烷基或其卤代衍生物;其中聚醚酰亚胺的Tg大于200℃。