Rigid-rod graft polymers and copolymers
    1.
    发明授权
    Rigid-rod graft polymers and copolymers 失效
    刚性接枝聚合物和共聚物

    公开(公告)号:US5194519A

    公开(公告)日:1993-03-16

    申请号:US802928

    申请日:1991-12-06

    CPC classification number: C08G73/18 C08G75/32

    Abstract: Fusible, rod-like, graft polymers and copolymers having repeating units of the formula: ##STR1## wherein x ranges from 0 to about 0.97, y is 1-x, Y is a poly(etherketone) (PEK) or a poly(etheretherketone) (PEEK), and wherein Ba is a benzobisimidazole or benzobisthiazole moiety are provided.Also provided are methods for preparing the above polymers and copolymers, 2-(2,6-dimethylphenoxy)terephthalic acid and a method for preparing the latter.

    Abstract translation: 其中x为0至约0.97,y为1-x,Y为聚(醚酮)(PEK)或聚(醚醚酮) )(PEEK),其中Ba是苯并二咪唑或苯并二噻唑部分。 还提供了制备上述聚合物和共聚物的方法,2-(2,6-二甲基苯氧基)对苯二甲酸及其制备方法。

    Graft copolymers of articulated rod-like polymers
    2.
    发明授权
    Graft copolymers of articulated rod-like polymers 失效
    铰接棒状聚合物的接枝共聚物

    公开(公告)号:US5264504A

    公开(公告)日:1993-11-23

    申请号:US917568

    申请日:1992-07-20

    Abstract: There are provided fusible, rod-like graft copolymers having repeating units of the formula: ##STR1## wherein a ranges from about 0.75 to 0.97 and b is 1-a; wherein Z is a benzbisoxazole or benzbisthiazole moiety, wherein Ar is a linear phenylene or polyphenylene moiety, wherein Ar' is ##STR2## and wherein Y is a poly(etherketone) or a poly(etheretherketone), wherein the poly(etherketone) has repeating units of the formula ##STR3## wherein Q is a divalent phenylene or substituted phenylene moiety and c is an integer having a value of 1 to 4, and the poly(etheretherketone) has repeating units of the formula ##STR4## wherein Q' is a divalent phenylene or substituted phenylene moiety, d is an integer having a value of 1 to 4 and e is an integer having a value of 2 to 5.Also provided are methods for making these graft copolymers.

    Abstract translation: 提供了具有下式重复单元的可熔,棒状接枝共聚物:其中a为约0.75至0.97,b为1-a; 其中Z是苯并异恶唑或苯并噻唑部分,其中Ar是直链亚苯基或聚亚苯基部分,其中Ar'是< IMAGE>并且其中Y是聚(醚酮)或聚(醚醚酮),其中聚(醚酮)具有重复 其中Q是二价亚苯基或取代的亚苯基部分,c是1至4的整数,并且聚(醚醚酮)具有下式的重复单元:其中Q'是 二价亚苯基或取代的亚苯基部分,d是值为1〜4的整数,e是2〜5的整数。也提供了制造这些接枝共聚物的方法。

    Two-dimensional benzobisoxazole rigid-rod polymers
    5.
    发明授权
    Two-dimensional benzobisoxazole rigid-rod polymers 失效
    二维苯并双恶唑刚性棒聚合物

    公开(公告)号:US5426173A

    公开(公告)日:1995-06-20

    申请号:US282092

    申请日:1994-07-18

    CPC classification number: C08G73/22

    Abstract: A two-dimensional, rigid-rod polymer of the formula: ##STR1## wherein x, y and z each has a value of 5 to 40; wherein the sum of x, y and z is about 20 to 100; and wherein PBX is a repeating group of the formula: ##STR2## is prepared by the polycondensation of trimeric acid (TMA) ##STR3## with 4-[5-amino-6-hydroxybenzoxazol-2-yl]benzoic acid (ABA) ##STR4## in polyphosphoric acid (PPA).

    Abstract translation: 具有下式的二维刚性棒状聚合物:其中x,y和z各自具有5至40的值; 其中x,y和z的和为约20至100; 并且其中PBX是下式的重复基团:通过三聚酸(TMA)与4- [5-氨基-6-羟基苯并恶唑-2-基]苯甲酸(ABA)的缩聚制备 图像>多聚磷酸(PPA)。

    Crosslinkable rigid-rod aromatic heterocyclic polymer
    6.
    发明授权
    Crosslinkable rigid-rod aromatic heterocyclic polymer 失效
    可交联刚性 - 芳族杂环聚合物

    公开(公告)号:US5066769A

    公开(公告)日:1991-11-19

    申请号:US498253

    申请日:1990-03-23

    CPC classification number: C08G73/22 C08G75/32

    Abstract: There is provided a para-ordered, rigid-rod aromatic heterocyclic copolymer having repeating groups of the formula:--Ba--Ar).sub.x (Ba--Fl).sub.1.0-xwherein x has a value of 0.50 to 0.99, Fl is a 2,7-fluorene moiety, Ar is a para-ordered arylene group and Ba is a benzazole group of the formula: ##STR1## wherein Y is S or O.

    Abstract translation: 提供具有式-Ba-Ar)x(Ba-Fl)1.0-x重复基团的对位有序的刚性 - 芳族杂芳族共聚物,其中x为0.50-0.99,F1为2, 7-芴基,Ar是有序亚芳基,Ba是下式的苯并唑基:其中Y是S或O.

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