High temperature resistant molding materials
    4.
    发明授权
    High temperature resistant molding materials 失效
    耐高温成型材料

    公开(公告)号:US4762869A

    公开(公告)日:1988-08-09

    申请号:US38896

    申请日:1987-04-16

    摘要: High temperature resistant molding materials containing(A) 5-95 mol % of blocks having the structural unit I ##STR1## (B) 5-95 mol % of blocks having the structural unit II ##STR2## (C) 0-80 mol % of blocks having the structural unit III ##STR3## the molecular weight of the blocks being within the range 2000-20,000, where X is --O--, --S--, ##STR4## (only if a or b.noteq.0), ##STR5## (R.sup.7 =R.sup.8 =CH.sub.3 only if a or b.noteq.O) or a chemical bond, R.sup.7 and R.sup.8 are each alkoxy or alkyl of 1-6 carbon atoms, aryl or hydrogen, Q and W are each ##STR6## Z is --O-- or a chemical bond and R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are each alkyl or alkoxy of 1-6 carbon atoms, aryl, Cl or F and p, q and r are each 0 or 1 and a, b, c, d and e are each 0, 1, 2, 3 or 4.

    摘要翻译: (A)5-95摩尔%具有结构单元的嵌段(I)(B)5-95摩尔%具有结构单元II(II)的嵌段(C) )0-80摩尔%的具有结构单元III的嵌段(III)嵌段的分子量在2000-20,000范围内,其中X是-O - , - S-, (仅当a或b NOTEQUAL 0),(R7 = R8 = CH3,仅当a或b为支链O)或化学键时,R7和R8分别为烷氧基或1-6个碳原子的烷基,芳基或氢 Q和W各自为Z为-O-或化学键,且R 1,R 2,R 3,R 4,R 5和R 6各自为1-6个碳原子的烷基或烷氧基,芳基,Cl或F和p, q和r各自为0或1,a,b,c,d和e各自为0,1,2,3或4。

    Highly heat-resistant polyaryl ether ketones
    6.
    发明授权
    Highly heat-resistant polyaryl ether ketones 失效
    高耐热聚芳醚酮

    公开(公告)号:US4867912A

    公开(公告)日:1989-09-19

    申请号:US142715

    申请日:1988-01-11

    IPC分类号: C08G65/40 C08L71/00 C08L81/06

    摘要: Highly heat-resistant polyaryl ether ketones are composed of(A) from 50 to 100 mol % of repeat units of the general formula I ##STR1## or a ring-substituted C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, aryl, chlorine or fluorine derivative thereof and(B) from 0 to 50 mol % of repeat units, different from I, of the general formulae II and/or III ##STR2## or a ring-substituted C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, aryl, chlorine or fluorine derivative thereof, where Q, Q', Y, Y', T, T', Z and Z' are each --O--, --CO-- or a chemical bond, one or more of these substituents is a --CO-- group, and s, t and u are each 0 or 1.

    摘要翻译: 高耐热聚芳醚酮由(A)50-100摩尔%的通式I重复单元或环取代的C 1 -C 8烷基,C 1 -C 8 - 烷氧基 ,芳基,氯或氟衍生物和(B)0至50摩尔%的通式II和/或III与I不同的重复单元,或环 - 取代的C 1 -C 8 - 烷基,C 1 -C 8 - 烷氧基,芳基,氯或氟衍生物,其中Q,Q',Y,Y',T,T',Z和Z'各自为-O - , - 或化学键,这些取代基中的一个或多个是-CO-基团,s,t和u各自为0或1。

    Preparation of aromatic block copolyethers
    8.
    发明授权
    Preparation of aromatic block copolyethers 失效
    芳香族嵌段共聚醚的制备

    公开(公告)号:US4751274A

    公开(公告)日:1988-06-14

    申请号:US2236

    申请日:1987-01-12

    摘要: In the preparation of block copolyethers which contain sulfonyl and keto groups by polycondensation of aromatic dihalogen compounds and bisphenols in the presence of an alkali metal carbonate in N-methylpyrrolidin-2-one as a solvent, an amorphous polyether sulfone block having a molecular weight Mn of from 1,500 to 30,000 is prepared in a first stage, and, in a second stage, a polyetherketone block is polymerized onto the living chain ends, the molar ratio of sulfonyl to keto groups being from 90:10 to 40:60.

    摘要翻译: 在N-甲基吡咯烷-2-酮作为溶剂的碱金属碳酸盐存在下,通过芳族二卤化合物和双酚的缩聚含有磺酰基和酮基的嵌段共聚醚的制备,分子量为Mn的无定形聚醚砜嵌段 在第一阶段中制备为1500至30,000,并且在第二阶段中,聚醚酮嵌段在活性链末端聚合,磺酰基与酮基的摩尔比为90:10至40:60。

    Continuous production of linear thermoplastic polyesters
    9.
    发明授权
    Continuous production of linear thermoplastic polyesters 失效
    连续生产线型热塑性聚酯

    公开(公告)号:US4973655A

    公开(公告)日:1990-11-27

    申请号:US365125

    申请日:1989-06-12

    IPC分类号: C08G63/66 C08G63/78 C08G63/80

    CPC分类号: C08G63/78

    摘要: A process for the continuous production of linear thermoplastic polyesters comprises the following steps:(a) passing a transesterification or esterification product of an aliphatic or aromatic dicarboxylic acid having a molecular weight of

    摘要翻译: 用于连续生产线型热塑性聚酯的方法包括以下步骤:(a)将分子量<300的脂族或芳族二羧酸或其成酯衍生物的酯交换或酯化产物与脂族或脂环族 分子量<250的二醇,其可另外含有分子量为400〜4000的聚(环氧烷)二醇,在250〜360℃下,在0.5〜20mmHg的压力下,在 通过具有自由表面积为0.3至1.5m 2 / l的内部配件的基本上直立的管状预缩合区,停留时间为3至10分钟以形成预缩合物和分子量<250的蒸气二醇,(b) 分离成预缩合和蒸发的二醇,和(c)在240〜290℃下,在0.5〜20mmH的压力下进一步冷凝底部的预缩合物 g在停留时间为10至40分钟,并充满浓缩的颗粒聚酯。

    Polymer granules having improved processability
    10.
    发明授权
    Polymer granules having improved processability 失效
    聚合物颗粒具有改善的加工性能

    公开(公告)号:US5227455A

    公开(公告)日:1993-07-13

    申请号:US939440

    申请日:1992-09-04

    摘要: Premix for the production of mouldings, containingA) from 40-99.95% by weight of polymer granules A based on a polyaryl ether sulfone, polyaryl ether ketone, polyimide, polyamide imide or polyether imide, or a mixture thereof,B) up to 50% by weight of fillers B in fiber or particle form, or a mixture thereof,C) from 0.05-10% by weight of a compound C ether of the general formula X ##STR1## where A1 to A7 are identical or different and, independently of one another, are a radical of the formula --CO--, --O--, --S--, --SO.sub.2 --, --C(CH.sub.3).sub.2 --, a chemical bond, ##STR2## and k, l, m, n, p and q are each 0 or 1, or a C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy or cyano derivative thereof which is substituted on the aromatic ring, or of the general formula Y ##STR3## where R is C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy or cyano, A8 to A11 are as defined for A1 to A7, r, s and t are 0 or 1, and x is 2, 3 or 4, or a mixture thereof,is described.

    摘要翻译: 用于生产模制品的预混料,含有A)40-99.95重量%的基于聚芳基醚砜的聚合物颗粒A,聚芳基醚酮,聚酰亚胺,聚酰胺酰亚胺或聚醚酰亚胺,或其混合物,B)最多50 纤维或颗粒形式的填料B的重量%,或其混合物,C)0.05-10重量%的通式X(X)的化合物C醚,其中A1至A7为 相同或不同并且彼此独立地是式-CO - , - O - , - S - , - SO 2 - , - C(CH 3)2 - ,化学键, l,m,n,p和q各自为0或1,或其在芳环上被取代的C 1 -C 8 - 烷基,C 1 -C 8 - 烷氧基或氰基衍生物,或通式Y 其中R为C1-C8-烷基,C1-C8-烷氧基或氰基,A8至A11如A1至A7所定义,r,s和t分别为0或1,x为2,3或 4或其混合物。