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至少含一个憎水嵌段组分碱性共聚物聚电解质及合成方法

申请公布号:CN103936992A

申请号:CN201310021737.7

申请日期:2013.01.22

申请公布日期:2014.07.23

申请人:
曹曙光

发明人:曹曙光

分类号:C08G75/23(2006.01)I;C08G65/40(2006.01)I;C08G65/48(2006.01)I;H01M8/10(2006.01)I;H01M8/02(2006.01)I;C09D11/52(2014.01)I;B01D71/80(2006.01)I

主分类号:C08G75/23(2006.01)I

地址:215000 江苏省苏州市高新区滨河路1326号

摘要:本发明公开了一种至少含一个憎水嵌段组分碱性共聚物聚电解质及合成方法,所述碱性共聚物聚电解质组成结构为:-{-[-(-Ar1-X-Ar1-Y-Ar2-Y-)<sub>n</sub>-Ari-X-Ar1-E-]<sub>a</sub>-(Ar3)<sub>b</sub>-E-(Ar2)<sub>c</sub>-Y-(Ar1-X-Ar1)<sub>d</sub>-}<sub>k</sub>-..........,合成步骤为:步骤1)先制备设定分子量的憎水聚合物M部分;步骤2)将步骤1)制备好的憎水聚合物M部分作为一种多官能团的组分与其它多官能团组分再进行共聚合,其中参与共聚合的其他组分中至少包含一类带亲水离子官能团的成分。本发明合成的共聚物聚电解质制备的膜材料不仅可以用作碱性燃料电池OH阴离子导电隔膜,也可用作高性能分离膜材料。

主权项:至少含一个憎水嵌段组分碱性共聚物聚电解质,其特征在于,组成结构为:‑{‑[‑(‑Ar1‑X‑Ar1‑Y‑Ar2‑Y‑)<sub>n</sub>‑Ar1‑X‑Ar1‑E‑]<sub>a</sub>‑(Ar3)<sub>b</sub>‑E‑(Ar2)<sub>c</sub>‑Y‑(Ar1‑X‑Ar1)<sub>d</sub>‑}<sub>k</sub>‑..........或‑{‑[‑Ar2‑(‑Ar1‑X‑Ar1‑Y‑Ar2‑Y‑)<sub>n</sub>‑]<sub>a</sub>‑(Ar3)<sub>b</sub>‑Y‑(Ar2)<sub>c</sub>‑Y‑(Ar1‑X‑Ar1)<sub>d</sub>‑}<sub>k</sub>‑..........其中‑[‑(‑Ar1‑X‑Ar1‑Y‑Ar2‑Y‑)<sub>n</sub>‑Ar1‑X‑Ar1‑E‑]<sub>a</sub>‑‑为憎水聚合物M部分;Ar1为苯基、奈基,三苯基、苯氰基或‑Ar4‑‑R1‑Ar5‑‑,其中R1为‑C(O)‑‑,‑‑S(O)<sub>2</sub>‑‑,‑‑P(O)(C<sub>6</sub>H<sub>5</sub>)‑‑,‑‑C(O)‑Ar‑C(O)‑‑或‑‑C(O)‑Ar6‑S(O)<sub>2</sub>‑‑,Ar4,Ar5,Ar6为芳香基团或取代芳香基团;Ar2为‑O‑Ar7‑R2‑Ar8‑O‑‑;R2为单个共价键,环烷烃C<sub>2</sub>H<sub>2n‑2</sub>;<img file="FSA00000844523400011.GIF" wi="1576" he="564" />Ar7,Ar8为芳香基团或取代芳香基团;其中X为‑C(O)‑‑,‑‑S(O)<sub>2</sub>‑‑,‑‑P(O)(C<sub>6</sub>H<sub>5</sub>)‑‑,‑‑C(O)‑Ar‑C(O)‑‑或‑‑C(O)‑Ar6‑S(O)<sub>2</sub>‑‑,Ar4,Ar5,Ar6为芳香基团或取代芳香基团;Y为‑S‑,‑O‑;E单个共价键,聚电解质为聚苯撑结构,或者为‑S‑,‑O‑,n,为0到20的整数;k,为20到200的整数;a,b,c,d,为摩尔数或者为百分比,其中a+b+d=c;Ar3为带亲水性离子基团的芳香基团部分,其结构为:<img file="FSA00000844523400021.GIF" wi="1230" he="547" />Z为氢原子或强吸电子基团,为CN,NO<sub>2</sub>或CF<sub>3</sub>;A为‑C(O)‑‑或‑‑S(O)<sub>2</sub>‑‑;B为‑O‑‑,‑‑S‑‑,‑‑CH<sub>2</sub>‑‑或‑‑OCH<sub>2</sub>CH<sub>2</sub>O‑‑;Ar为芳香基团或取代芳香基团;Ra,Rb,Rc,Rd,Re,Rf为烷基C<sub>n</sub>H<sub>2n+1</sub>,芳香烷基或芳香基团,其中Ra,Rb,Rc,Rd,Re,Rf相同或不同;x,y,g,为1到100的整数。

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