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1.发明授权公开(公告)号：US09095819B2
公开(公告)日：2015-08-04
申请号：US13037389
申请日：2011-03-01
申请人： Changfa Xiao , Xiaoyu Hu , Haixian Liang , Shulin An
发明人： Changfa Xiao , Xiaoyu Hu , Haixian Liang , Shulin An
CPC分类号： B01D69/08 , B01D67/002 , B01D69/087 , B01D71/30 , B01D71/34 , B01D71/54 , B01D2323/08 , B01D2323/12
摘要： A composition for preparation of a hollow fiber porous membrane including 40-60 wt. % a polymer matrix, 20-30 wt. % an organic mixed solution, and 20-40 wt. % a water-soluble substance. The polymer matrix is a polymer capable of dissolving in an organic solvent and melt processing. The organic mixed solution is a mixture comprising 60-90 wt. % a first liquid soluble to the polymer matrix and 10-40 wt. % a second liquid insoluble to the polymer matrix. The water-soluble substance is a water-soluble polymer, a low molecular weight water-soluble particle, or a mixture thereof. A method for producing the hollow fiber porous membrane using the composition including a) preparing the organic mixed solution, b) mixing the components of the composition, c) applying melt spinning, d) drawing, and e) washing. The hollow fiber membrane has high strength, large flux, and low cost.
摘要翻译： 一种制备中空纤维多孔膜的组合物，包括40-60wt。 ％聚合物基质，20-30重量％ ％为有机混合溶液，20-40重量％ ％水溶性物质。 聚合物基质是能够溶解在有机溶剂中并进行熔融加工的聚合物。 有机混合溶液是包含60-90wt。 ％第一液体可溶于聚合物基质和10-40wt。 ％的不溶于聚合物基质的液体。 水溶性物质是水溶性聚合物，低分子量水溶性微粒或其混合物。 一种使用该组合物制造中空纤维多孔膜的方法，该方法包括a）制备有机混合溶液，b）混合组合物的组分，c）进行熔融纺丝，d）拉伸和e）洗涤。 中空纤维膜具有强度高，通量大，成本低的优点。
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公开(公告)号：US08110525B2
公开(公告)日：2012-02-07
申请号：US12541918
申请日：2009-08-15
申请人： Changfa Xiao , Naiku Xu , Shulin An , Yan Feng , Guangxia Jia
发明人： Changfa Xiao , Naiku Xu , Shulin An , Yan Feng , Guangxia Jia
IPC分类号： B01J20/26
摘要： A method of preparing oil-absorbing fibers by: a) fully dissolving a dispersant and a deionized water in a reaction vessel, adding a methacrylate monomer and an initiator to a reactor and stirring to form a homogenous solution, transferring the homogenous solution into the reaction vessel, charging nitrogen gas, stirring, raising temperature to 70-80° C., allowing to react for 2-6 hours, raising temperature to 90-100° C., allowing to react for 2-4 hours, collecting a resultant product, washing, drying, and obtaining a white resin; b) drying the white resin, mixing with a swelling agent, and sealing the mixture at room temperature for 48-96 hours to yield a homogenous gel; c) grinding the gel completely, spinning by a plunger spinner, and coagulating with a coagulation bath to yield an as-spun oil-absorbing fiber; and d) drawing the as-spun oil-absorbing fiber with a draw ratio of 2-6 to yield oil-absorbing fibers.
摘要翻译： 一种通过以下步骤制备吸油纤维的方法：a）将分散剂和去离子水完全溶解在反应容器中，向反应器中加入甲基丙烯酸酯单体和引发剂并搅拌形成均匀溶液，将均匀溶液转移到反应器 容器中，加氮，搅拌，升温至70-80℃，反应2-6小时，升温至90-100℃，反应2-4小时，收集所得产物 ，洗涤，干燥，得到白色树脂; b）干燥白色树脂，与溶胀剂混合，并将混合物在室温下密封48-96小时，得到均匀的凝胶; c）完全研磨凝胶，通过柱塞旋转器纺丝，并用凝固浴凝结，得到一种吸水纤维; 和d）以2:1的拉伸比拉伸吸水纤维，得到吸油纤维。
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公开(公告)号：US20090306259A1
公开(公告)日：2009-12-10
申请号：US12541918
申请日：2009-08-15
申请人： Changfa XIAO , Naiku XU , Shulin AN , Yan FENG , Guangxia JIA
发明人： Changfa XIAO , Naiku XU , Shulin AN , Yan FENG , Guangxia JIA
摘要： A method of preparing oil-absorbing fibers by: a) fully dissolving a dispersant and a deionized water in a reaction vessel, adding a methacrylate monomer and an initiator to a reactor and stirring to form a homogenous solution, transferring the homogenous solution into the reaction vessel, charging nitrogen gas, stirring, raising temperature to 70-80° C., allowing to react for 2-6 hours, raising temperature to 90-100° C., allowing to react for 2-4 hours, collecting a resultant product, washing, drying, and obtaining a white resin; b) drying the white resin, mixing with a swelling agent, and sealing the mixture at room temperature for 48-96 hours to yield a homogenous gel; c) grinding the gel completely, spinning by a plunger spinner, and coagulating with a coagulation bath to yield an as-spun oil-absorbing fiber; and d) drawing the as-spun oil-absorbing fiber with a draw ratio of 2-6 to yield oil-absorbing fibers.
摘要翻译： 一种通过以下步骤制备吸油纤维的方法：a）将分散剂和去离子水完全溶解在反应容器中，向反应器中加入甲基丙烯酸酯单体和引发剂并搅拌形成均匀溶液，将均匀溶液转移到反应器 容器中，加氮，搅拌，升温至70-80℃，反应2-6小时，升温至90-100℃，反应2-4小时，收集所得产物 ，洗涤，干燥，得到白色树脂; b）干燥白色树脂，与溶胀剂混合，并将混合物在室温下密封48-96小时，得到均匀的凝胶; c）完全研磨凝胶，通过柱塞旋转器纺丝，并用凝固浴凝结，得到一种吸水纤维; 和d）以2:1的拉伸比拉伸吸水纤维，得到吸油纤维。
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4.发明申请COMPOSITION FOR PREPARATION OF HOLLOW FIBER POROUS MEMBRANE AND PREPARATION METHOD USING THE SAME 有权用于制备中空纤维多孔膜的组合物及其制备方法公开(公告)号：US20110147300A1
公开(公告)日：2011-06-23
申请号：US13037389
申请日：2011-03-01
申请人： Changfa XIAO , Xiaoyu HU , Haixian LIANG , Shulin AN
发明人： Changfa XIAO , Xiaoyu HU , Haixian LIANG , Shulin AN
CPC分类号： B01D69/08 , B01D67/002 , B01D69/087 , B01D71/30 , B01D71/34 , B01D71/54 , B01D2323/08 , B01D2323/12
摘要： A composition for preparation of a hollow fiber porous membrane including 40-60 wt. % a polymer matrix, 20-30 wt. % an organic mixed solution, and 20-40 wt. % a water-soluble substance. The polymer matrix is a polymer capable of dissolving in an organic solvent and melt processing. The organic mixed solution is a mixture comprising 60-90 wt. % a first liquid soluble to the polymer matrix and 10-40 wt. % a second liquid insoluble to the polymer matrix. The water-soluble substance is a water-soluble polymer, a low molecular weight water-soluble particle, or a mixture thereof. A method for producing the hollow fiber porous membrane using the composition including a) preparing the organic mixed solution, b) mixing the components of the composition, c) applying melt spinning, d) drawing, and e) washing. The hollow fiber membrane has high strength, large flux, and low cost.
摘要翻译： 一种制备中空纤维多孔膜的组合物，包括40-60wt。 ％聚合物基质，20-30重量％ ％为有机混合溶液，20-40重量％ ％水溶性物质。 聚合物基质是能够溶解在有机溶剂中并进行熔融加工的聚合物。 有机混合溶液是包含60-90wt。 ％第一液体可溶于聚合物基质和10-40wt。 ％的不溶于聚合物基质的液体。 水溶性物质是水溶性聚合物，低分子量水溶性微粒或其混合物。 一种使用该组合物制造中空纤维多孔膜的方法，该方法包括a）制备有机混合溶液，b）混合组合物的组分，c）进行熔融纺丝，d）拉伸和e）洗涤。 中空纤维膜具有强度高，通量大，成本低的优点。
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