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    • 4. 发明授权
    • Stable trifluorostyrene containing compounds grafted to base polymers, and their use as polymer electrolyte membranes
    • 稳定的含三氟苯乙烯的化合物接枝到基础聚合物上,它们用作聚合物电解质膜
    • US07829603B2
    • 2010-11-09
    • US11547239
    • 2004-06-25
    • Zhen-Yu YangMark Gerrit Roelofs
    • Zhen-Yu YangMark Gerrit Roelofs
    • C08J5/20
    • C08F291/18C08F255/02C08F259/08C08F291/185C08J5/225C08J2327/12C08J2351/06H01B1/122H01M8/1023H01M8/1039H01M8/1053H01M8/106H01M8/1072H01M2300/0082H01M2300/0091Y02P70/56C08F212/14
    • A fluorinated ion exchange polymer prepared by grafting at least one grafting monomer on to at least one base polymer, wherein the grafting monomer comprises structure 1a or 1b: wherein Z comprises S, SO2, or POR wherein R comprises a linear or branched perfluoroalkyl group of 1 to 14 carbon atoms optionally containing oxygen or chlorine, an alkyl group of 1 to 8 carbon atoms, an aryl group of 6 to 12 carbon atoms or a substituted aryl group of 6 to 12 carbon atoms; RF comprises a linear or branched perfluoroalkene group of 1 to 20 carbon atoms, optionally containing oxygen or chlorine; Q is chosen from F, —OM, NH2, —N(M)SO2R2F, and C(M)(SO2R2F)2, wherein M comprises H, an alkali cation, or ammonium; R2F groups comprises alkyl of 1 to 14 carbon atoms which may optionally include ether oxygens or aryl of 6 to 12 carbon atoms where the alkyl or aryl groups may be perfluorinated or partially fluorinated; and n is 1 or 2 for 1a, and n is 1, 2, or 3 for 1b. These ion exchange polymers are useful in preparing catalyst coated membranes and membrane electrode assemblies used in fuel cells.
    • 通过将至少一种接枝单体接枝到至少一种基础聚合物上制备的氟化离子交换聚合物,其中接枝单体包含结构1a或1b:其中Z包含S,SO 2或POR,其中R包含直链或支链全氟烷基 任选含有氧或氯的1至14个碳原子,1至8个碳原子的烷基,6至12个碳原子的芳基或6至12个碳原子的取代的芳基; RF包括任选含有氧或氯的1-20个碳原子的直链或支链全氟烯基; Q选自F,-OM,NH2,-N(M)SO2R2F和C(M)(SO2R2F)2,其中M包括H,碱性阳离子或铵; R 2 F基团包括1至14个碳原子的烷基,其可任选地包括醚氧基或6至12个碳原子的芳基,其中烷基或芳基可全氟化或部分氟化; 对于1a,n为1或2,对于1b,n为1,2或3。 这些离子交换聚合物可用于制备用于燃料电池的催化剂涂覆的膜和膜电极组件。
    • 5. 发明授权
    • Fuel cell membrane containing zirconium phosphate
    • 含有磷酸锆的燃料电池膜
    • US07736780B2
    • 2010-06-15
    • US10566940
    • 2004-05-21
    • Zhen-Yu Yang
    • Zhen-Yu Yang
    • H01M8/10
    • H01M8/1016C07F9/3808C07F9/3856C07F9/4006C07F9/4037C07F9/65031C07F9/6506C07F9/65068C07F9/65312H01M8/1004H01M8/1009
    • The present invention provides for a compound having the following structure: Zr(O3PZqYnX)2-m(03PR)m, wherein X=a functional group such as CO2H, PO(OH)2, and SO3H, and SO2NHSO2W, wherein W=aryl of 6 to 10 carbon atoms or Y; Y=perfluoro-linear, branched or cyclic alkylene group, wherein the alkylene is 1-20 carbon atoms, or a fluorinated group containing at least one substituent selected from the group consisting of oxygen, chlorine and bromine; Z=alkylene of 1-12 carbon atoms, aryl of 6-10 carbon atoms, or a heterocyclic aryl group of 3-10 carbons atoms; R=alkyl of 1-12 carbon atoms, aryl of 6-10 carbon atoms, substituted alkyl, or substituted aryl, wherein the substituent is selected from the group consisting of F, Cl, perfluoroalkyl, alkyl of 1-12 carbon atoms and aryl of 6-10 carbon atoms; n=0 or 1; q=0 or 1; and m=0 to 1.5; with the proviso that when n=0, and q=1, Z=at least one heterocyclic group having 3 to 10 carbon atoms, 1 to 5 nitrogen atoms and 0 to 4 oxygen atoms. The invention also provides a polymer electrolyte membrane, a catalyst coated membrane and a fuel cell having this compound.
    • 本发明提供具有以下结构的化合物:Zr(O 3 PZqYnX)2-m(03PR)m,其中X = CO 2 H,PO(OH)2和SO 3 H等官能团和SO 2 NHSO 2 W,其中W =芳基 6至10个碳原子或Y; Y =全氟直链,支链或环状的亚烷基,其中亚烷基为1-20个碳原子,或含有至少一个选自氧,氯和溴的取代基的氟化基团; Z = 1-12个碳原子的亚烷基,6-10个碳原子的芳基或3-10个碳原子的杂环芳基; R = 1-12个碳原子的烷基,6-10个碳原子的芳基,取代的烷基或取代的芳基,其中取代基选自F,Cl,全氟烷基,1-12个碳原子的烷基和芳基 6-10个碳原子; n = 0或1; q = 0或1; m = 0〜1.5; 条件是当n = 0且q = 1时,Z =至少一个具有3至10个碳原子,1至5个氮原子和0至4个氧原子的杂环基。 本发明还提供一种聚合物电解质膜,催化剂涂覆膜和具有该化合物的燃料电池。