Aromatic polyether-sulfones
    31.
    发明授权
    Aromatic polyether-sulfones 失效
    芳香聚醚砜

    公开(公告)号:US4065437A

    公开(公告)日:1977-12-27

    申请号:US731127

    申请日:1976-10-12

    CPC分类号: C08G75/23

    摘要: New thermoplastic polymers based on aromatic polyether-sulfones, which have molecular weights of from about 15,000 to 35,000 and contain units of the formula ##STR1## and a process for their manufacture.

    摘要翻译: 基于芳族聚醚砜的新的热塑性聚合物,其分子量为约15,000至35,000,并且含有下式的单位:< IMAGE>>     其制造方法。

    Preparation of reinforced, impact-modified thermoplastic molding
compositions
    32.
    发明授权
    Preparation of reinforced, impact-modified thermoplastic molding compositions 失效
    强化,影响改性的热塑性成型组合物的制备

    公开(公告)号:US5104924A

    公开(公告)日:1992-04-14

    申请号:US557774

    申请日:1990-07-26

    摘要: The invention relates to a process for the preparation of reinforced, impact-modified thermoplastic molding compositions which contain, based on 100 parts by weight,A) from 30 to 93 parts by weight of one or more thermoplastics from the group comprising the polyamides, polyesters, polycarbonates and polyphenylene ethers,B) from 5 to 50 parts by weight of fibers, preferably glass fibers, andC) from 2 to 20 parts by weight of one or more impact-modifying rubbers,in which processthe fibers (B) are first introduced into the melt of the thermoplastic (A),components (A) and (B) are mixed,the rubber (C) is then introduced into the resultant mixture in the melt, andthe resultant molding composition is extruded and granulated,wherein the reaction is carried out in one step, expediently at a constant temperature in the range of, advantageously, from 250.degree. to 300.degree. C.

    摘要翻译: 本发明涉及一种制备增强的冲击改性热塑性模塑组合物的方法,其包含基于100重量份的A)30至93重量份的一种或多种来自包含聚酰胺,聚酯的热塑性塑料 ,聚碳酸酯和聚苯醚,B)5至50重量份纤维,优选玻璃纤维,和C)2至20重量份的一种或多种冲击改性橡胶,其中纤维(B)为 首先将热塑性塑料(A),组分(A)和(B)引入熔体中,然后将橡胶(C)引入熔体中的所得混合物中,将所得模塑组合物挤出并造粒,其中 反应在一个步骤中有利地在有利地在250-300℃的恒定温度下进行。

    Branched, high molecular weight, thermoplastic polyarylene ethers
containing nitrile groups, and their preparation
    33.
    发明授权
    Branched, high molecular weight, thermoplastic polyarylene ethers containing nitrile groups, and their preparation 失效
    分支,高分子量,含腈基的热塑性聚亚芳基醚及其制备方法

    公开(公告)号:US4567248A

    公开(公告)日:1986-01-28

    申请号:US681243

    申请日:1984-12-13

    IPC分类号: C08G65/40 C08G75/23

    摘要: Branched, high molecular weight, thermoplastic polyarylene ethers which contain nitrile groups and are composed of repeating units of the formula I--E.sub.1 --O--E.sub.2 --O--where E.sub.1 is a radical derived from a dihalobenzene compound and E.sub.2 is a radical derived from a bisphenol, and contain from 0.01 to 5 mol %, based on the radical E.sub.1, of one or more radicals derived from polyhalo compounds of the formulae ##STR1## where X is fluorine or chlorine, and their preparation.

    摘要翻译: 支链,高分子量的含有腈基的热塑性聚亚芳基醚,由式I -E1-O-E2-O-的重复单元组成,其中E1是衍生自二卤代苯化合物的基团,E2是衍生自 双酚,并且基于基团E1含有0.01至5mol%的一种或多种衍生自下式的多卤代化合物的基团:(III)(IV)图像(IV) (V)其中X是氟或氯,以及它们的制备。

    Preparation of electrically conductive hetero-poly-phenylenes
    34.
    发明授权
    Preparation of electrically conductive hetero-poly-phenylenes 失效
    导电异聚亚苯基的制备

    公开(公告)号:US4344869A

    公开(公告)日:1982-08-17

    申请号:US237635

    申请日:1981-02-24

    摘要: A process for the preparation of electrically conductive hetero-polyphenylenes, having conductivities greater than 10.sup.-2 S/cm, wherein from 0.5 to 35 percent by weight of a strong Lewis acid having a pk.sub.a of from -10 to +4, preferably AsF.sub.5, SbF.sub.5, UF.sub.6, HClO.sub.4, NO.sup.+ SbF.sub.6.sup.-, NO.sub.2.sup.+ SbF.sub.6.sup.-, NO.sup.+ AsF.sub.6.sup.-, NO.sup.+ PF.sub.6.sup.-, NO.sub.2.sup.+ PF.sub.6.sup.-, NO.sup.+ BF.sub.4.sup.-, NO.sub.2.sup.+BF.sub.4.sup.-, NO.sup.+ ClO.sub.4.sup.-, (CF.sub.3).sub.2 SO.sub.4, 2,4,6-trinitrophenol, 2,4,6-trinitrophenylsulfonic acid or 2,4,6-trinitrobenzoic acid, is added to a hetero-polyphenylene in the absence of moisture and of oxygen.

    摘要翻译: 具有导电性大于10-2S / cm的导电异聚亚苯基的制备方法,其中0.5至35重量%的pka为-10至+4的强路易斯酸,优选AsF5,SbF5 ,UF6,HClO4,NO + SbF6-,NO2 + SbF6-,NO + AsF6-,NO + PF6-,NO2 + PF6-,NO + BF4-,NO2 + BF4-,NO + ClO4-,(CF3) 将2,4,6-三硝基苯酚,2,4,6-三硝基苯磺酸或2,4,6-三硝基苯甲酸加入到不存在水分和氧气的异亚苯基中。

    Process for the manufacture of polyethers from bisphenates and sulfonyl
halides
    35.
    发明授权
    Process for the manufacture of polyethers from bisphenates and sulfonyl halides 失效
    从双酚和磺酰卤生产聚醚的方法

    公开(公告)号:US4039511A

    公开(公告)日:1977-08-02

    申请号:US622102

    申请日:1975-10-14

    IPC分类号: C08G65/40 C08G75/23

    摘要: Process for the manufacture of polyethers, particularly sulfonyl group-containing aromatic polyethers. Alkali metal bisphenolates are reacted with arylsulfonyl halides and polycondensed. The polyethers are plastics which are resistant to high temperatures and may be used for making electrical appliances and circuits, household articles and sheeting.

    摘要翻译: 制备聚醚,特别是含磺酰基芳族聚醚的方法。 碱金属双酚盐与芳基磺酰卤反应并缩聚。 聚醚是耐高温的塑料,可用于制造电器和电路,家用物品和片材。