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    • 13. 发明授权
    • Process for photoinitiated control of inorganic network formation in the
sol-gel process
    • 溶胶 - 凝胶法中无机网络形成的光引发控制方法
    • US5360834A
    • 1994-11-01
    • US188746
    • 1994-01-31
    • Michael PopallJochen SchulzHelmut Schmidt
    • Michael PopallJochen SchulzHelmut Schmidt
    • B01J13/00B01J19/12C03C1/00C03C17/02C03C17/25C08G4/00C08G77/02C08J3/28C08K3/18
    • B01J13/0039B01J19/123C03C1/008C03C17/02C03C17/25
    • A process is described for photoinitiated control of inorganic network fotion in the sol-gel process, which comprises eitherA) subjecting one or more hydrolytically polycondensable compounds of constituent elements of glass or ceramic, excluding silicon compounds containing polymerizable organic groups, to hydrolytic polycondensation in a liquid reaction medium to form a sol and irradiating the resulting sol in a structured or unstructured manner in the presence of a photoinitiator which can change the pH of the reaction medium on irradiation, using radiation of a wavelength range in which the photoinitiator absorbs;orB) liberating water in an anhydrous reaction medium which contains an alcohol, one or more hydrolytically polycondensable compounds of constituent elements of glass or ceramic and a photoinitiator which can liberate water by a photochemical reaction or a secondary reaction when irradiated, by structured or non-structured irradiation using radiation of a wavelength range in which the photoinitiator absorbs, and in this way effecting the hydrolytic polycondensation.
    • 描述了在溶胶 - 凝胶法中对无机网络形成进行光引发控制的方法,其包括A)将除了含有可聚合有机基团的硅化合物之外的玻璃或陶瓷的一种或多种水解可缩聚化合物的化合物水解缩聚 液体反应介质以形成溶胶,并且在光引发剂存在下以结构或非结构化方式照射所得溶胶,所述光引发剂可使用光引发剂吸收的波长范围的辐射在照射时改变反应介质的pH值; 或B)在含有醇,一种或多种水解可缩聚的玻璃或陶瓷组成元素的化合物和光引发剂的无水反应介质中释放水,其可以通过结构化或非结构化的光化学反应或二次反应释放水 使用光引发剂吸收的波长范围的辐射的结构化照射,并且以这种方式进行水解缩聚。
    • 15. 发明授权
    • Proton-conductive membranes and layers and methods for their production
    • 质子导电膜及其制备方法
    • US07470761B2
    • 2008-12-30
    • US11208553
    • 2005-08-23
    • Stéphane JacobLothar FröhlichKonrad OlmaMichael PopallFrank Kahlenberg
    • Stéphane JacobLothar FröhlichKonrad OlmaMichael PopallFrank Kahlenberg
    • C08F30/08
    • C08L83/08B01D71/70C08G77/26C08G77/28H01M8/1037H01M8/1048H01M8/1074Y02P70/56
    • This invention relates to a silane-resin composition that can be obtained by at least partial hydrolytic condensation of at least the following components: (1) one or more sulfonic acid group-containing silane(s) with at least one group that can be cleaved under hydrolytic conditions, (2) one or more styryl-functionalized silane(s) and (3) one or more silane(s) that carry a nitrogen-containing heterocyclic compound, an amine group or a sulfonamide group with at least one group that can be cleaved under hydrolytic conditions, and mixing of the components before, during or after the hydrolytic condensation, as well as a process for the production of this composition. With the silane resin that is obtained, proton-conductive, organically cross-linked heteropolysiloxanes can be produced that are suitable for PEMFC in a layer or membrane form as proton-conductive systems. Their proton conductivity can be further increased by the addition of suitable liquids.
    • 本发明涉及可以通过至少以下组分至少部分水解缩合获得的硅烷 - 树脂组合物:(1)一种或多种含有磺酸基的硅烷与至少一个可被切割的基团 在水解条件下,(2)一种或多种苯乙烯基官能化的硅烷和(3)一种或多种含有至少一个基团的含氮杂环化合物,胺基或磺酰胺基团的硅烷, 可以在水解条件下裂解,并且在水解缩合之前,期间或之后混合组分,以及制备该组合物的方法。 使用得到的硅烷树脂,可以制备质子传导性有机交联杂多硅氧烷,其适用于作为质子传导系统的层或膜形式的PEMFC。 通过加入合适的液体可以进一步提高其质子传导性。