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公开(公告)号：KR100947781B1
公开(公告)日：2010-03-15
申请号：KR1020070135643
申请日：2007-12-21
Applicant: 연세대학교 산학협력단
IPC: C08F293/00 , C08F210/00 , H01M8/02
Abstract: 본 발명은 수용성 고분자 및 가교성 멀티블록 공중합체를 이용한 전해질 막에 관한 것으로, 보다 상세하게는 소수성 블록 및 가교 가능한 관능기를 가지는 가교성 블록으로 구성된 디-블록 공중합체 또는 술폰산 그룹을 가지는 이온 전도성인 친수성 블록이 추가로 결합된 트리-블록 공중합체의 상기 가교성 블록과 가교 가능한 관능기를 가지는 수용성 고분자가 가교제에 의해 가교 결합되어, 안정한 기계적, 화학적 특성 및 높은 이온 전도성을 가지며, 간단한 합성공정에 따라 제조되는 연료전지용 가교형 블록 고분자 블렌딩 전해질 막에 관한 것이다.
가교, 멀티블록, 연료전지, 고분자 전해질 막, 수소이온 전도도-
公开(公告)号：KR100860506B1
公开(公告)日：2008-09-26
申请号：KR1020070086630
申请日：2007-08-28
Applicant: 연세대학교 산학협력단
CPC classification number: C08K3/08 , B22F9/18 , B82Y30/00 , C08F2220/1808 , C08J5/18 , C08K5/17 , C08K5/3465 , C08K2201/011 , C08L51/003
Abstract: A polymer composite is provided to have excellent optical, magnetic, mechanical, and electrical characteristics without causing an agglomeration phenomenon caused by an external condition such as heat, pressure, and the atmosphere. A polymer composite comprises: a polymer matrix having a hydrophobic main chain containing at least one selected from the group comprising chain-like hydrocarbons, aromatic hydrocarbons, halogenated alkyl, and organic silicon, and hydrophilic side chains which are grafted on the hydrophobic main chain and contain at least one selected from the group comprising a sulfonyl group, a carboxyl group, an amino group, an ammonium group, a hydroxyl group, and -COOM(wherein, M is an alkali metal or NH4); and metal nanoparticles dispersed in the hydrophilic side chains of the polymer matrix.
Abstract translation: 提供聚合物复合材料以具有优异的光学，磁性，机械和电学特性，而不会引起由诸如热，压力和气氛的外部条件引起的附聚现象。 聚合物复合材料包括：具有疏水性主链的聚合物基质，所述疏水性主链含有选自链状烃，芳族烃，卤代烷基和有机硅的至少一种，以及亲水侧链，其接枝在疏水性主链上， 含有选自由磺酰基，羧基，氨基，铵基，羟基和-COOM（其中，M为碱金属或NH 4）的组中的至少一种; 和分散在聚合物基质的亲水侧链中的金属纳米颗粒。
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公开(公告)号：KR1020090072694A
公开(公告)日：2009-07-02
申请号：KR1020070140887
申请日：2007-12-28
Applicant: 연세대학교 산학협력단
IPC: H01M8/10
Abstract: A method for preparing a cross-linked polymer electrolyte membrane is provided to ensure excellent proton conductivity and mechanical property and high water content, and to reduce a synthesis process of an electrolyte film. A method for preparing a cross-linked polymer electrolyte membrane comprises (i) dissolving chlorinated polymer of chemical formula 2 and a sulfonated monomer of chemical formula 3 in an organic solvent, adding transition metal halide and coordination ligand, and then stirring and heating them; (ii) cooling the solution to obtain an acidic conductive chlorine-based polymer; (iii) reacting the mixed solution of an acidic conductive chlorine-based polymer and NaN3 and substituting chlorine of the end with N3 to obtain the acidic conductive chlorine-based polymer substituted with N3; and (iv) forming a membrane by using the acidic conductive chlorine-based polymer substituted with N3 and irradiating ultraviolet rays on the membrane.
Abstract translation: 提供一种制备交联聚合物电解质膜的方法，以确保优异的质子传导性和机械性能以及高水分含量，并减少电解质膜的合成过程。 制备交联聚合物电解质膜的方法包括：（i）将化学式2的氯化聚合物和化学式3的磺化单体溶解在有机溶剂中，加入过渡金属卤化物和配位配体，然后搅拌加热; （ii）冷却溶液以获得酸性导电氯基聚合物; （iii）使酸性导电氯系聚合物和NaN 3的混合溶液与N 3取代末端的氯反应，得到被N 3取代的酸性导电氯系聚合物; 和（iv）通过使用被N 3取代的酸性导电氯系聚合物并在膜上照射紫外线而形成膜。
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公开(公告)号：KR1020090067847A
公开(公告)日：2009-06-25
申请号：KR1020070135643
申请日：2007-12-21
Applicant: 연세대학교 산학협력단
IPC: C08F293/00 , C08F210/00 , H01M8/02
CPC classification number: C08F293/005 , C08F2/44 , C08F212/08 , C08F212/12 , C08F216/06 , C08F220/18 , C08F220/56 , C08F228/02 , C08F2220/281 , H01M8/1032
Abstract: A crosslinkabe block polymer, an electrolyte membrane employing the same, and a fuel cell including the electrolyte membrane are provided to ensure stable mechanical and chemical properties and high ion conductivity. A crosslinkabe block polymer comprises a block copolymer including a crosslinkable block having a hydrophobic block and a crosslinkabe block; a water soluble polymer having a crosslinkable functional group; and a cross-linking agent having a sulfonic acid group. The crosslinkable block and the water soluble polymer of the block copolymer are cross-linked through the cross-linking agent. The hydrophobic block comprises repeating units represented by chemical formula 1 or chemical formula 2.
Abstract translation: 提供交联嵌段聚合物，使用其的电解质膜和包含电解质膜的燃料电池，以确保稳定的机械和化学性质以及高离子传导性。 交联嵌段聚合物包括嵌段共聚物，其包括具有疏水嵌段和交联嵌段的可交联嵌段; 具有交联性官能团的水溶性聚合物; 和具有磺酸基的交联剂。 交联性嵌段和嵌段共聚物的水溶性聚合物通过交联剂进行交联。 疏水嵌段包含由化学式1或化学式2表示的重复单元。
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公开(公告)号：KR100796990B1
公开(公告)日：2008-01-22
申请号：KR1020060090977
申请日：2006-09-20
Applicant: 연세대학교 산학협력단
CPC classification number: Y02P70/56 , H01M8/1039 , H01M8/1011 , H01M8/1023 , H01M8/1027 , H01M8/1032 , H01M2008/1095 , Y02E60/521 , Y02E60/523
Abstract: A hydrogen ion conductive branched polymer electrolyte membrane is provided to enhance hydrogen ion conductivity and mechanical strength and to lower cost by reducing the preparation step. A hydrogen ion conductive branched polymer electrolyte membrane is prepared by grafting a hydrophilic monomer comprising polyoxyethylene methacrylate, polyoxyethylene acrylate, poly(ethylene glycol) methyl ether methacrylate, hydroxyethyl methacrylate, hydroxyethyl acrylate, hydroxy methacrylamide, hydrolyzed t-butyl methacrylate, hydrolyzed t-butyl acrylate, acrylamide, N-vinyl pyrrolidone, aminostyrene or their mixture, and a monomer having a sulfonated group to a fluorine-based polymer, in turn.
Abstract translation: 提供氢离子导电支化聚合物电解质膜以通过减少制备步骤来提高氢离子传导性和机械强度并降低成本。 通过接枝包含聚氧乙烯甲基丙烯酸酯，聚氧乙烯丙烯酸酯，聚（乙二醇）甲基醚甲基丙烯酸酯，甲基丙烯酸羟乙酯，丙烯酸羟乙酯，羟基甲基丙烯酰胺，水解的叔丁基甲基丙烯酸酯的亲水单体制备氢离子导电支化聚合物电解质膜，水解的叔丁基 丙烯酸酯，丙烯酰胺，N-乙烯基吡咯烷酮，氨基苯乙烯或其混合物，以及具有磺化基团的单体与氟基聚合物反应。
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Patent Agency Ranking
公开(公告)号：KR100730237B1
公开(公告)日：2007-06-19
申请号：KR1020060090171
申请日：2006-09-18
Applicant: 연세대학교 산학협력단
Abstract: A method for preparing a polymer having a quadruple hydrogen bond is provided to improve the mechanical strength of a polymer and to reduce a manufacturing cost and a manufacturing time. The method comprises the steps of dissolving a polymer containing an epoxy group in a solvent; adding a precursor to the obtained polymer solution and reacting it at a temperature of 60-150 deg.C for 6-24 hours to prepare a polymer having a quadruple hydrogen bond; separating the unreacted precursor from the polymer having a quadruple hydrogen bond; and evaporating the remaining solvent at a temperature of 20-100 deg.C for 24-48 hours to dry the polymer having a quadruple hydrogen bond. Preferably the precursor is cytosine or its derivative, or guanine.
Abstract translation: 提供用于制备具有四重氢键的聚合物的方法以提高聚合物的机械强度并降低制造成本和制造时间。 该方法包括以下步骤：将含有环氧基团的聚合物溶解在溶剂中; 向获得的聚合物溶液中加入前体，并在60-150℃的温度下使其反应6-24小时，以制备具有四氢键的聚合物; 从具有四氢键的聚合物中分离未反应的前体; 并将剩余的溶剂在20-100℃的温度下蒸发24-48小时以干燥具有四氢键的聚合物。 优选前体是胞嘧啶或其衍生物或鸟嘌呤。
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公开(公告)号：KR100796987B1
公开(公告)日：2008-01-22
申请号：KR1020060083699
申请日：2006-08-31
Applicant: 연세대학교 산학협력단
IPC: H01M8/10
CPC classification number: Y02P70/56 , H01M8/1032 , C08J5/2237 , H01M8/1011 , H01M8/1039 , H01M8/1072 , H01M8/1081 , H01M2008/1095 , Y02E60/521 , Y02E60/523
Abstract: A hydrogen ion conductive branched polymer electrolyte membrane, a method for preparing the branched polymer electrolyte membrane, and a fuel cell containing the branched polymer electrolyte membrane are provided to improve thermal property, mechanical property, chemical stability and ion conductivity and to reduce fuel penetration, dehydration and gas penetration. A hydrogen ion conductive branched polymer electrolyte membrane is prepared by grafting a fluorine-based polymer and a monomer having a sulfonated group and is represented by the formula 1, wherein R1 and R2 are a substituent containing a sulfonate(SO3-) group in at least one part; X1 to X3 are a substituent containing a fluorine(F) atom in at least one part; and n and m are a number of 100-10,000.
Abstract translation: 提供氢离子导电支化聚合物电解质膜，制备支链聚合物电解质膜的方法和含有支链聚合物电解质膜的燃料电池，以改善热性能，机械性能，化学稳定性和离子传导性并降低燃料渗透性， 脱水和气体渗透。 通过接枝氟基聚合物和具有磺化基团的单体并由式1表示，制备氢离子导电支化聚合物电解质膜，其中R 1和R 2是至少包含磺酸根（SO 3 - ）基团的取代基 一部分 X1至X3是至少一部分含氟（F）原子的取代基; n和m为100〜10000的数。
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公开(公告)号：KR100956652B1
公开(公告)日：2010-05-10
申请号：KR1020070140887
申请日：2007-12-28
Applicant: 연세대학교 산학협력단
IPC: H01M8/10
CPC classification number: Y02P70/56
Abstract: 가교 고분자 전해질막, 그 제조방법 및 그 전해질막을 포함하는 연료전지를 제공한다.
본 발명에 따르면, 다단계로 이루어지는 전해질막의 합성 공정을 대폭적으로 줄이면서도 높은 합성 수율을 얻을 수 있기 때문에 이에 따른 상기 전해질막의 제조 시간 및 제조 비용을 절감시킬 수 있으며, 본 발명에 따라 제조되는 전해질막은 우수한 수소이온전도도 및 기계적 물성을 가지고, 함습률이 높아 고온하에서도 가습을 할 필요가 없기 때문에 가압 또한 불필요하므로 연료전지의 크기를 소형화할 수 있는 효과가 있다.-
公开(公告)号：KR100843569B1
公开(公告)日：2008-07-03
申请号：KR1020070062612
申请日：2007-06-26
Applicant: 연세대학교 산학협력단
IPC: H01M8/10
Abstract: A proton conductive composite triblock copolymer electrolyte membrane is provided to realize excellent thermal, mechanical and chemical stability, high ion conductivity, low methanol crossover, dehydration and gas permeability, and improved structural stability. A proton conductive composite triblock copolymer electrolyte membrane comprises 40-90 wt% of a triblock copolymer having a hydrophobic block, hydrophilic block and ion conductive block and represented by the following formula 1, and 10-60 wt% of an inorganic ion conductor, based on the total polymer electrolyte membrane. In formula 1, R1 is H or CH3; R2 is C6H6, C6H5-CnH2n+1, CnH2n+1, O-CnH2n+1 or COO-CnH2n+1; R3 is OH, C6H5OH, COO(CH2)n-OH or CONH(CH2)n-OH; R4 is C6H5-SO3^-, (CH2)n-SO3^- or COO(CH2)n-SO3^- ; each n is an integer; each of x, y and z is 100-10,000; and b represents a block.
Abstract translation: 提供了一种质子传导复合三嵌段共聚物电解质膜，以实现优异的热，机械和化学稳定性，高离子传导性，低甲醇交换，脱水和透气性，并提高结构稳定性。 质子传导性复合三嵌段共聚物电解质膜包含40-90重量％的具有疏水嵌段，亲水嵌段和离子导电嵌段并由下式1表示的三嵌段共聚物和10-60重量％的无机离子导体 在总高分子电解质膜上。 在式1中，R 1是H或CH 3; R2是C6H6，C6H5-CnH2n + 1，CnH2n + 1，O-CnH2n + 1或COO-CnH2n + 1; R3是OH，C6H5OH，COO（CH2）n-OH或CONH（CH2）n-OH; R 4是C 6 H 5 -SO 3 - ，（CH 2）n -SO 3 - 或COO（CH 2）n -SO 3 - 。 每个n是整数; x，y和z分别为100〜10000; b表示块。
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公开(公告)号：KR100796989B1
公开(公告)日：2008-01-22
申请号：KR1020060090995
申请日：2006-09-20
Applicant: 연세대학교 산학협력단
CPC classification number: H01M8/1039 , H01M8/1088 , Y02E60/521 , Y02E60/523
Abstract: A hydrogen ion conductive crosslinked fluorinated-polymer electrolyte membrane is provided to improve hydrogen ion conductivity, thermal property, mechanical property and chemical stability, to reduce fuel penetration, dehydration and gas penetration, to lower a manufacturing cost and to decrease the manufacturing time. A hydrogen ion conductive crosslinked fluorinated-polymer electrolyte membrane is prepared by grafting a hydrophilic monomer comprising hydroxy methacrylate, hydroxy acrylate, hydroxy methacrylamide, hydroxy acrylamide, vinyl phenol, polyoxyethylene methacrylate, polyoxyethylene acrylate or their mixture, and a monomer having a sulfonated group to a fluorine-based polymer, in turn; and crosslinking it with a crosslinking agent having a sulfonic acid group so as to crosslink the hydrophilic region.
Abstract translation: 提供氢离子传导交联的氟化聚合物电解质膜以提高氢离子传导性，热性能，机械性能和化学稳定性，以减少燃料渗透，脱水和气体渗透，降低制造成本并减少制造时间。 通过将包含羟基甲基丙烯酸酯，羟基丙烯酸酯，羟基甲基丙烯酰胺，羟基丙烯酰胺，乙烯基苯酚，聚氧乙烯甲基丙烯酸酯，聚氧乙烯丙烯酸酯或其混合物的亲水性单体和具有磺化基团的单体接枝到氢离子导电交联的氟化聚合物电解质膜上， 依次是氟基聚合物; 并用具有磺酸基的交联剂进行交联，以使亲水区域交联。
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