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    • 51. 发明授权
    • Process for the preparation of spherically shaped microcomposites
    • 制备球形微复合材料的方法
    • US06534690B2
    • 2003-03-18
    • US09844236
    • 2001-04-26
    • Mark Andrew HarmerQun Sun
    • Mark Andrew HarmerQun Sun
    • C07C264
    • B01J31/10B01J35/08B01J35/10B01J2231/12B01J2231/341B01J2231/52C07C5/2273C07C2531/08
    • A process for the preparation of at least one spherically shaped porous microcomposite is provided which microcomposite comprises a perfluorinated ion-exchange polymer containing pendant sulfonic and/or carboxylic acid groups entrapped within and highly dispersed throughout a network of inorganic oxide, wherein the weight percentage of the perfluorinated ion-exchange polymer in the microcomposite is from about 0.1 to about 90 percent, and wherein the size of the pores in the microcomposite is about 0.5 nm to about 75 nm; said process comprising the steps of: (a) combining a water-miscible inorganic oxide network precursor system, a water-miscible liquid composition comprising a perfluorinated ion-exchange polymer containing pendant sulfonic and/or carboxylic acid groups, and an organic liquid to form a two phase liquid system; (b) agitating the two phase liquid system sufficiently to sustain a dispersion of the water-miscible phase in the shape of spheres in the organic phase; (c) allowing the inorganic oxide network precursor system to form a network of inorganic oxide to yield at least one spherically shaped porous microcomposite having the above-described properties; and (d) recovering the at least one spherically shaped porous microcomposite.
    • 提供了制备至少一种球形多孔微复合材料的方法,该微复合材料包含全部含有离子交换聚合物的全氟化离子交换聚合物,所述全氟化离子交换聚合物包含在无机氧化物网络内并且高度分散在无机氧化物网络中的侧链磺酸和/或羧酸基团,其中重量百分数 微复合材料中的全氟化离子交换聚合物为约0.1至约90%,并且其中微复合材料中的孔的尺寸为约0.5nm至约75nm; 所述方法包括以下步骤:(a)将水混溶性无机氧化物网络前体体系,包含含有侧链磺酸和/或羧酸基团的全氟化离子交换聚合物的水混溶性液体组合物和有机液体混合以形成 两相液体系统; (b)充分搅拌两相液体系统以维持有机相中球混合物的水混溶相分散; (c)使无机氧化物网络前体体系形成无机氧化物网络,得到至少一种具有上述性质的球形多孔微复合材料; 和(d)回收至少一个球形多孔微复合物。
    • 53. 发明授权
    • Process for the preparation of spherically shaped microcomposites
    • 制备球形微复合材料的方法
    • US6107233A
    • 2000-08-22
    • US155261
    • 1998-09-24
    • Mark Andrew HarmerQun Sun
    • Mark Andrew HarmerQun Sun
    • B01J31/08B01J31/10B01J35/08B01J35/10
    • B01J35/08B01J31/10B01J2231/4205B01J2231/52B01J35/10
    • A process for the preparation of at least one spherically shaped porous microcomposite is provided which microcomposite comprises a perfluorinated ion-exchange polymer containing pendant sulfonic and/or carboxylic acid groups entrapped within and highly dispersed throughout a network of inorganic oxide, wherein the weight percentage of the perfluorinated ion-exchange polymer in the microcomposite is from about 0.1 to about 90 percent, and wherein the size of the pores in the microcomposite is about 0.5 nm to about 75 nm; said processcomprising the steps of: (a) combining a water-miscible inorganic oxide network precursor system, a water-miscible liquid composition comprising a perfluorinated ion-exchange polymer containing pendant sulfonic and/or carboxylic acid groups, and an organic liquid to form a two phase liquid system; (b) agitating the two phase liquid system sufficiently to sustain a dispersion of the water-miscible phase in the shape of spheres in the organic phase; (c) allowing the inorganic oxide network precursor system to form a network of inorganic oxide to yield at least one spherically shaped porous microcomposite having the above-described properties; and (d) recovering the at least one spherically shaped porous microcomposite.
    • PCT No.PCT / US97 / 04704 Sec。 371日期:1998年9月24日 102(e)1998年9月24日PCT 1997年3月24日PCT公布。 公开号WO97 / 35662 日期1997年10月2日提供了制备至少一种球形多孔微复合材料的方法,该微复合材料包含全部含有离子交换聚合物的全氟化离子交换聚合物,该聚合物含有侧链磺酸和/或羧酸基团,并且高分散在整个无机氧化物网络中, 其中所述微复合材料中全氟化离子交换聚合物的重量百分比为约0.1至约90%,并且其中所述微复合材料中的孔的尺寸为约0.5nm至约75nm; 所述方法包括以下步骤:(a)组合水混溶性无机氧化物网络前体体系,包含含有侧链磺酸和/或羧酸基团的全氟化离子交换聚合物的水混溶性液体组合物和有机液体,以形成 两相液体系统; (b)充分搅拌两相液体系统以维持有机相中球混合物的水混溶相分散; (c)使无机氧化物网络前体体系形成无机氧化物网络,得到至少一种具有上述性质的球形多孔微复合材料; 和(d)回收至少一个球形多孔微复合物。