-
公开(公告)号：US20070066691A1
公开(公告)日：2007-03-22
申请号：US11375593
申请日：2006-03-15
IPC分类号： C08J5/20
CPC分类号： B01D71/32 , B01D67/0013 , B01D69/10 , B01D69/141 , B01D2323/08 , B01D2323/46 , B01D2325/28 , C08J5/2281 , C08J2327/18
摘要： A composite ionomeric membrane comprising a layer or film of a porous inert material on which a (per) fluorinated sulphonic ionomer is deposited wherein the sulphonic groups are at the end of short side chains (SSC), said ionomer having: equivalent weight comprised between 280 and 1,700 g/eq; side chains of formula: —O—CF2—CF2—S03−M+, wherein M is hydrogen or an alkaline metal; said membrane having in each of the two orthogonal directions xy of the plane, after dipping in demineralized water at 100° C. for 30 minutes and preliminary drying at 105° C. under vacuum for one hour, the following size variations: in one direction, size variation lower than 25%; in the other direction, size variation lower than 20%.
摘要翻译： 一种复合离聚物膜，其包含多孔惰性材料的层或膜，在其上沉积（全）氟化磺酸离聚物，其中所述磺基位于短侧链（SSC）的末端，所述离聚物具有：当量重量在280 和1,700g / eq; 式：-O-CF 2 -CF 2 -SOR 3 - M + - + - ，其中M 是氢或碱金属; 所述膜在平面的两个正交方向xy中的每一个中，在100℃的软化水中浸渍30分钟，并在105℃下在真空下预干燥1小时，以下尺寸变化：在一个方向上 ，尺寸变化低于25％; 在另一个方向，尺寸变化低于20％。
-
公开(公告)号：US07824788B2
公开(公告)日：2010-11-02
申请号：US11375605
申请日：2006-03-15
IPC分类号： H01M2/00
CPC分类号： B01D71/82 , B01D67/0006 , B01D71/32 , B01D2323/24 , B01D2325/10 , H01M4/921 , H01M8/1004 , H01M8/1011 , H01M8/1023 , H01M8/1039 , H01M8/1081 , H01M8/109 , Y02E60/523 , Y02P70/56 , Y10T428/24372
摘要： CCM formed of a membrane having on one of the two surfaces a first electrocatalytic layer containing a catalyst and on the other one a second electrocatalytic layer containing a catalyst, said electrocatalytic layers and said membrane containing (per)fluorinated ionomers, said CCM having the following characteristics: size variations, for both the orthogonal directions of the plane xy, lower than 15%, by dipping the CCM, after drying at 105° C. under vacuum for one hour in demineralized water at 100° C. for 30 minutes; the CCM remains substantially unchanged after having been subjected to treatments of 60 cycles by dipping in water at 80° C. for 8 hours and then in water at the temperature of 25° C. for 16 hours.
摘要翻译： CCM由具有在两个表面中的一个表面上的含有催化剂的第一电催化剂层和另一个包含催化剂的第二电催化剂层，所述电催化层和所述膜含有（全）氟化离聚物，所述CCM具有以下 特性：在105℃下在100℃下在软化水中真空干燥1小时30分钟后，通过浸渍CCM，平面xy的正交方向，低于15％的尺寸变化，小于15％ 在经过80℃的水中浸渍8小时，然后在25℃的水中浸渍16小时后，经过60个循环的处理后，CCM基本上保持不变。
-
公开(公告)号：US07399791B2
公开(公告)日：2008-07-15
申请号：US11110745
申请日：2005-04-21
IPC分类号： C08J5/20
CPC分类号： B01D71/32 , C08J5/225 , C08J2327/12 , C25B13/08 , H01M8/1027 , H01M8/1039 , H01M8/1067 , H01M8/1069 , H01M2300/0082 , Y02P70/56
摘要： Ionomeric membranes comprising (per)fluorinated, se-micrystalline or amorphous, ionomeric polymers, having equivalent weight (EW) from 380 g/eq to 1,800 g/eq, which used in fuel cells, under the following conditions: membrane thickness 50 μm assembled between two electrodes catalyzed with 0.6 mg/cm2 Pt/C and treated with 0.7 mg/cm2 of Nafion®, having a 10 cm2 area; hydrogen and air feeding, both at the pressure of 0.25 MPa, both saturated with water at 80° C.; cell temperature 75° C.; for membranes formed of copolymers TFE/F2C═CF—O—(CF2)2—SO2F, give the following maximum specific power (PMAX) values, at the indicated EW values: at EW=670 PMAX higher than 0.55 Watt/cm2; at EW=830 PMAX higher than 0.66 Watt/cm2; at EW=1,160 PMAX higher than 0.50 Watt/cm2; at EW=1,600 PMAX higher than 0.32 Watt/cm2.
摘要翻译： 离子聚合物膜包含在以下条件下用于燃料电池的（全）氟化，结晶或无定形离聚物聚合物，其具有380g / eq至1,800g / eq当量的等效重量（EW）：组装的膜厚度50μm 在用0.6mg / cm 2 Pt / C催化的两个电极之间，并用0.7mg / cm 2的Nafion处理，其具有10cm 2 / / SUP>区域; 氢气和空气进料，两者在0.25MPa的压力下，均在80℃下用水饱和; 电池温度为75℃。 对于由共聚物形成的膜TFE / F 2 C-CF-O-（CF 2）2 -SO 2 2 F，在指定的EW值下给出以下最大比功率（P MAX）：在EW = 670 P最高高于0.55瓦特/厘米 2 ; 在高于0.66Watt / cm 2的EW = 830P最大值 在EW = 1,160 P MAX高于0.50Watt / cm 2的情况下， 在高于0.32瓦/厘米2的EW = 1,600P最高。
-
公开(公告)号：US08268464B2
公开(公告)日：2012-09-18
申请号：US12890473
申请日：2010-09-24
IPC分类号： H01M2/00
CPC分类号： B01D71/82 , B01D67/0006 , B01D71/32 , B01D2323/24 , B01D2325/10 , H01M4/921 , H01M8/1004 , H01M8/1011 , H01M8/1023 , H01M8/1039 , H01M8/1081 , H01M8/109 , Y02E60/523 , Y02P70/56 , Y10T428/24372
摘要： CCM formed of a membrane having on one of the two surfaces a first electrocatalytic layer containing a catalyst and on the other one a second electrocatalytic layer containing a catalyst, said electrocatalytic layers and said membrane containing (per)fluorinated ionomers, said CCM having the following characteristics: size variations, for both the orthogonal directions of the plane xy, lower than 15%, by dipping the CCM, after drying at 105° C. under vacuum for one hour in demineralized water at 100° C. for 30 minutes; the CCM remains substantially unchanged after having been subjected to treatments of 60 cycles by dipping in water at 80° C. for 8 hours and then in water at the temperature of 25° C. for 16 hours.
摘要翻译： CCM由具有在两个表面中的一个表面上的含有催化剂的第一电催化剂层和另一个包含催化剂的第二电催化剂层，所述电催化层和所述膜含有（全）氟化离聚物，所述CCM具有以下 特性：在105℃下在100℃下在软化水中真空干燥1小时30分钟后，通过浸渍CCM，平面xy的正交方向，低于15％的尺寸变化，小于15％ 在经过80℃的水中浸渍8小时，然后在25℃的水中浸渍16小时后，经过60个循环的处理后，CCM基本上保持不变。
-
公开(公告)号：US20060223894A1
公开(公告)日：2006-10-05
申请号：US11374467
申请日：2006-03-14
IPC分类号： C08J5/20
CPC分类号： C08J5/2237 , B01D71/32 , B01D71/82 , C08J2327/12 , H01M8/1025 , H01M8/1039 , H01M8/1081 , Y02P70/56
摘要： An ionomeric membrane formed of a sulphonic (per)fluorinated ionomer wherein the sulphonic groups are at the end of short side chains (SSC), said ionomer having: equivalent weight between 700 and 1600 g/eq; side chains of formula: —O—CF2—CF2—SO331 M+, wherein M is hydrogen or an alkaline metal; said membrane having the following combination of properties: size variations, for both the orthogonal directions xy of the plane, lower than 15%, measured after dipping of the ionomeric membrane, dried at 105° C. under vacuum for one hour, in demineralized water at 100° C. for 30 minutes; the membrane, dipped at the temperature of 50° C. for 22 hours in a water/ethanol mixture containing 40% by weight of alcohol, remains integral.
摘要翻译： 由磺酸（全）氟化离聚物形成的离聚物膜，其中磺基在短侧链（SSC）的末端，所述离聚物具有700至1600g / eq当量的当量; 式-OC-2的侧链-O-CF 2 -CF 2 -SO 3→3 + 3 + 其中M为氢或碱金属; 所述膜具有以下特性组合：在垂直方向xy的平面上的尺寸变化小于15％，在离聚物膜浸渍后，在105℃真空干燥1小时，在软化水中 在100℃下30分钟; 膜在50℃的温度下浸渍在含有40重量％醇的水/乙醇混合物中22小时保持一体。
-
公开(公告)号：US08536237B2
公开(公告)日：2013-09-17
申请号：US11374467
申请日：2006-03-14
IPC分类号： C08J5/20
CPC分类号： C08J5/2237 , B01D71/32 , B01D71/82 , C08J2327/12 , H01M8/1025 , H01M8/1039 , H01M8/1081 , Y02P70/56
摘要： An ionomeric membrane formed of a sulphonic (per)fluorinated ionomer wherein the sulphonic groups are at the end of short side chains (SSC), said ionomer having: equivalent weight between 700 and 1600 g/eq; side chains of formula: —O—CF2—CF2—SO3−M+, wherein M is hydrogen or an alkaline metal; said membrane having the following combination of properties: size variations, for both the orthogonal directions xy of the plane, lower than 15%, measured after dipping of the ionomeric membrane, dried at 105° C. under vacuum for one hour, in demineralized water at 100° C. for 30 minutes; the membrane, dipped at the temperature of 50° C. for 22 hours in a water/ethanol mixture containing 40% by weight of alcohol, remains integral.
摘要翻译： 由磺酸（全）氟化离聚物形成的离聚物膜，其中磺基在短侧链（SSC）的末端，所述离聚物具有700至1600g / eq当量的当量; 式-O-CF2-CF2-SO3-M +的侧链，其中M为氢或碱金属; 所述膜具有以下特性组合：在垂直方向xy的平面上的尺寸变化小于15％，在离聚物膜浸渍后，在105℃真空干燥1小时，在软化水中 在100℃下30分钟; 膜在50℃的温度下浸渍在含有40重量％醇的水/乙醇混合物中22小时保持一体。
-
公开(公告)号：US20060216564A1
公开(公告)日：2006-09-28
申请号：US11375605
申请日：2006-03-15
IPC分类号： H01M8/10
CPC分类号： B01D71/82 , B01D67/0006 , B01D71/32 , B01D2323/24 , B01D2325/10 , H01M4/921 , H01M8/1004 , H01M8/1011 , H01M8/1023 , H01M8/1039 , H01M8/1081 , H01M8/109 , Y02E60/523 , Y02P70/56 , Y10T428/24372
摘要： CCM formed of a membrane having on one of the two surfaces a first electrocatalytic layer containing a catalyst and on the other one a second electrocatalytic layer containing a catalyst, said electrocatalytic layers and said membrane containing (per)fluorinated ionomers, said CCM having the following characteristics: size variations, for both the orthogonal directions of the plane xy, lower than 15%, by dipping the CCM, after drying at 105° C. under vacuum for one hour in demineralized water at 100° C. for 30 minutes; the CCM remains substantially unchanged after having been subjected to treatments of 60 cycles by dipping in water at 80° C. for 8 hours and then in water at the temperature of 25° C. for 16 hours.
摘要翻译： CCM由具有在两个表面中的一个表面上的含有催化剂的第一电催化剂层和另一个包含催化剂的第二电催化剂层，所述电催化层和所述膜含有（全）氟化离聚物，所述CCM具有以下 特性：在105℃下在100℃下在软化水中真空干燥1小时30分钟后，通过浸渍CCM，平面xy的正交方向，低于15％的尺寸变化，小于15％ 在经过80℃的水中浸渍8小时，然后在25℃的水中浸渍16小时后，经过60个循环的处理后，CCM基本上保持不变。
-
公开(公告)号：US20050239912A1
公开(公告)日：2005-10-27
申请号：US11110745
申请日：2005-04-21
IPC分类号： B01D71/32 , B01D71/34 , B01D71/36 , B01D71/82 , C08F214/18 , C08J5/22 , C25B13/08 , H01B1/06 , H01B13/00 , H01M4/86 , H01M4/88 , H01M8/02 , H01M8/10 , C08J5/20
CPC分类号： B01D71/32 , C08J5/225 , C08J2327/12 , C25B13/08 , H01M8/1027 , H01M8/1039 , H01M8/1067 , H01M8/1069 , H01M2300/0082 , Y02P70/56
摘要： Ionomeric membranes comprising (per)fluorinated, se-micrystalline or amorphous, ionomeric polymers, having equivalent weight (EW) from 380 g/eq to 1,800 g/eq, which used in fuel cells, under the following conditions: membrane thickness 50 μm assembled between two electrodes catalyzed with 0.6 mg/cm2 Pt/C and treated with 0.7 mg/cm2 of Nafion®, having a 10 cm2 area; hydrogen and air feeding, both at the pressure of 0.25 MPa, both saturated with water at 80° C.; cell temperature 75° C.; for membranes formed of copolymers TFE/F2C═CF—O—(CF2)2—SO2F, give the following maximum specific power (PMAX) values, at the indicated EW values: at EW=670 PMAX higher than 0.55 Watt/cm2; at EW=830 PMAX higher than 0.66 Watt/cm2; at EW=1,160 PMAX higher than 0.50 Watt/cm2; at EW=1,600 PMAX higher than 0.32 Watt/cm2.
摘要翻译： 离子聚合物膜包含在以下条件下用于燃料电池的（全）氟化，结晶或无定形离聚物聚合物，其具有380g / eq至1,800g / eq当量的等效重量（EW）：组装的膜厚度50μm 在用0.6mg / cm 2 Pt / C催化的两个电极之间，并用0.7mg / cm 2的Nafion处理，其具有10cm 2 / / SUP>区域; 氢气和空气进料，两者在0.25MPa的压力下，均在80℃下用水饱和; 电池温度为75℃。 对于由共聚物形成的膜TFE / F 2 C-CF-O-（CF 2）2 -SO 2 2 F，在指定的EW值下给出以下最大比功率（P MAX）：在EW = 670 P最高高于0.55瓦特/厘米 2 ; 在高于0.66Watt / cm 2的EW = 830P最大值 在EW = 1,160 P MAX高于0.50Watt / cm 2的情况下， 在高于0.32瓦/厘米2的EW = 1,600P最高。
-
公开(公告)号：US09162190B2
公开(公告)日：2015-10-20
申请号：US13364974
申请日：2012-02-02
CPC分类号： B01D71/32 , B01D67/0013 , B01D69/10 , B01D69/141 , B01D2323/08 , B01D2323/46 , B01D2325/28 , C08J5/2281 , C08J2327/18
摘要： A composite ionomeric membrane comprising a layer or film of a porous inert material on which a (per) fluorinated sulphonic ionomer is deposited wherein the sulphonic groups are at the end of short side chains (SSC), said ionomer having: equivalent weight comprised between 280 and 1,700 g/eq; side chains of formula: —O—CF2—CF2—S03−M+, wherein M is hydrogen or an alkaline metal; said membrane having in each of the two orthogonal directions xy of the plane, after dipping in demineralized water at 100° C. for 30 minutes and preliminary drying at 105° C. under vacuum for one hour, the following size variations: in one direction, size variation lower than 25%; in the other direction, size variation lower than 20%.
摘要翻译： 一种复合离聚物膜，其包含多孔惰性材料的层或膜，在其上沉积（全）氟化磺酸离聚物，其中所述磺基位于短侧链（SSC）的末端，所述离聚物具有：当量重量在280 和1,700g / eq; 式-OC2-CF2-SO3-M +的侧链，其中M为氢或碱金属; 所述膜在平面的两个正交方向xy中的每一个中，在100℃的软化水中浸渍30分钟，并在105℃下在真空下预干燥1小时，以下尺寸变化：在一个方向上 ，尺寸变化低于25％; 在另一个方向，尺寸变化低于20％。
-
公开(公告)号：US08133927B2
公开(公告)日：2012-03-13
申请号：US11375593
申请日：2006-03-15
IPC分类号： C08J5/20
CPC分类号： B01D71/32 , B01D67/0013 , B01D69/10 , B01D69/141 , B01D2323/08 , B01D2323/46 , B01D2325/28 , C08J5/2281 , C08J2327/18
摘要： A composite ionomeric membrane comprising a layer or film of a porous inert material on which a (per) fluorinated sulphonic ionomer is deposited wherein the sulphonic groups are at the end of short side chains (SSC), said ionomer having: equivalent weight comprised between 280 and 1,700 g/eq; side chains of formula: —O—CF2—CF2—SO3—M+, wherein M is hydrogen or an alkaline metal; said membrane having in each of the two orthogonal directions xy of the plane, after dipping in demineralized water at 100° C. for 30 minutes and preliminary drying at 105° C. under vacuum for one hour, the following size variations: in one direction, size variation lower than 25%; in the other direction, size variation lower than 20%.
摘要翻译： 一种复合离聚物膜，其包含多孔惰性材料的层或膜，在其上沉积（全）氟化磺酸离聚物，其中所述磺基位于短侧链（SSC）的末端，所述离聚物具有：当量重量在280 和1,700g / eq; 式-O-CF2-CF2-SO3-M +的侧链，其中M为氢或碱金属; 所述膜在平面的两个正交方向xy中的每一个中，在100℃的软化水中浸渍30分钟，并在105℃下在真空下预干燥1小时，以下尺寸变化：在一个方向上 ，尺寸变化低于25％; 在另一个方向，尺寸变化低于20％。
-
-
-
-
-
-
-
-
-
搜索结果
100 条记录 (耗时 0.03 秒)
