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    • 1. 发明授权
    • Electrolyte membrane using polybenzoxazine based compound
    • 使用聚苯并恶嗪的化合物的电解质膜
    • US08420277B2
    • 2013-04-16
    • US12929009
    • 2010-12-22
    • Myung-jin LeeSeong-woo ChoiHee-young SunWoo-sung Jeon
    • Myung-jin LeeSeong-woo ChoiHee-young SunWoo-sung Jeon
    • H01M8/10C08G59/00C08G65/00
    • C08J5/22C08J2379/06H01M4/921H01M8/1027H01M8/103H01M8/1032H01M8/1039H01M8/1072H01M2300/0082Y02P70/56
    • An electrolyte membrane includes a cross-linked reaction product of a benzoxazine monomer and a cross-linkable compound. The electrolyte membrane is impregnated with 300 to 600 parts by weight of phosphoric acid based on 100 parts by weight of the electrolyte membrane, and has a yield strain 0.5% or less, and a yield stress 0.3 MPa or less. The cross-linked material has a strong acid trapping ability with respect to the benzoxazine compound and excellent mechanical properties due to a cross-linkage. Also, the solubility of the cross-linked material in polyphosphoric acid is low, thereby showing excellent chemical stability. Accordingly, when the cross-linked material is used, an electrolyte membrane having an excellent liquid supplementing ability and excellent mechanical and chemical stability at a high temperature can be obtained. The cross-linked material can be obtained by a simple polymerization process by combining a benzoxazine monomer and a crosslinkable compound and by using heat instead of using a polymerization initiator or a cross-linking agent.
    • 电解质膜包括苯并恶嗪单体和可交联化合物的交联反应产物。 基于100重量份的电解质膜,电解质膜浸渍有300〜600重量份的磷酸,屈服应变为0.5%以下,屈服应力为0.3MPa以下。 交联材料相对于苯并恶嗪化合物具有强的酸捕获能力,并且由于交联而具有优异的机械性能。 此外,交联材料在多磷酸中的溶解度低,因此表现出优异的化学稳定性。 因此,当使用交联材料时,可以获得在高温下具有优异的液体补充能力和优异的机械和化学稳定性的电解质膜。 交联材料可以通过简单的聚合方法通过组合苯并恶嗪单体和可交联化合物,并且通过使用热代替聚合引发剂或交联剂来获得。
    • 3. 发明申请
    • Polybenzoxazine-based compound, electrolyte membrane including the same, and fuel cell employing the electrolyte membrane
    • 聚苯并恶嗪类化合物,包含它们的电解质膜和使用电解质膜的燃料电池
    • US20070141426A1
    • 2007-06-21
    • US11514254
    • 2006-09-01
    • Seong-woo ChoiHee-young SunMyung-jin LeeWoo-sung Jeon
    • Seong-woo ChoiHee-young SunMyung-jin LeeWoo-sung Jeon
    • H01M8/10C08J5/22C08J5/20C08G73/06
    • C08G73/06C08G73/18H01M4/921H01M8/0234H01M8/1004H01M8/1027H01M8/103H01M8/1032H01M8/1048H01M8/1072Y02P70/56Y10T156/10
    • A crosslinked object of a polybenzoxazine-based compound formed of a polymerized resultant of a first monofunctional benzoxazine-based monomer or a second multifunctional benzoxazine-based monomer with a crosslinkable compound, an electrolyte membrane including the crosslinked object, a method of preparing the electrolyte membrane, and a fuel cell employing the electrolyte membrane including the crosslinked object. The crosslinked object has a strong acid trapping capability with respect to the benzoxazine-based compound and high mechanical properties due to the crosslinking. The crosslinked object is very stable chemically because of elimination of solubility in polyphosphoric acid. The electrolyte membrane including the crosslinked object has excellent phosphoric acid supplementing capacity at a high temperature and mechanical and chemical stability. Specifically, even when an impregnated amount of a proton carrier, such as phosphoric acid, is increased to increase proton conductivity, the electrolyte membrane maintains excellent mechanical and chemical stability. Accordingly, the electrolyte membrane can be used in a fuel cell for high temperature and no humidity.
    • 由第一单官能苯并恶嗪类单体或第二多官能苯并恶嗪类单体与可交联化合物的聚合产物形成的聚苯并恶嗪系化合物的交联物,包含交联物的电解质膜,制备电解质膜的方法 以及使用包含交联物的电解质膜的燃料电池。 交联物质相对于苯并恶嗪类化合物具有强的酸捕获能力,并且由于交联而具有高机械性能。 由于消除了在多磷酸中的溶解度,交联物质在化学上非常稳定。 包括交联物质的电解质膜在高温下具有优异的磷酸补充能力和机械和化学稳定性。 具体地说,即使提高磷酸等质子载体的浸渍量而使质子传导性提高,电解质膜也保持良好的机械和化学稳定性。 因此,电解质膜可以用于高温,无湿度的燃料电池。
    • 4. 发明授权
    • Polybenzoxazine-based compound, electrolyte membrane including the same, and fuel cell employing the electrolyte membrane
    • 聚苯并恶嗪类化合物,包含它们的电解质膜和使用电解质膜的燃料电池
    • US08034508B2
    • 2011-10-11
    • US11514254
    • 2006-09-01
    • Seong-woo ChoiHee-young SunMyung-jin LeeWoo-sung Jeon
    • Seong-woo ChoiHee-young SunMyung-jin LeeWoo-sung Jeon
    • H01M8/10C08G73/06
    • C08G73/06C08G73/18H01M4/921H01M8/0234H01M8/1004H01M8/1027H01M8/103H01M8/1032H01M8/1048H01M8/1072Y02P70/56Y10T156/10
    • A crosslinked object of a polybenzoxazine-based compound formed of a polymerized resultant of a first monofunctional benzoxazine-based monomer or a second multifunctional benzoxazine-based monomer with a crosslinkable compound, an electrolyte membrane including the crosslinked object, a method of preparing the electrolyte membrane, and a fuel cell employing the electrolyte membrane including the crosslinked object. The crosslinked object has a strong acid trapping capability with respect to the benzoxazine-based compound and high mechanical properties due to the crosslinking. The crosslinked object is very stable chemically because of elimination of solubility in polyphosphoric acid. The electrolyte membrane including the crosslinked object has excellent phosphoric acid supplementing capacity at a high temperature and mechanical and chemical stability. Specifically, even when an impregnated amount of a proton carrier, such as phosphoric acid, is increased to increase proton conductivity, the electrolyte membrane maintains excellent mechanical and chemical stability. Accordingly, the electrolyte membrane can be used in a fuel cell for high temperature and no humidity.
    • 由第一单官能苯并恶嗪类单体或第二多官能苯并恶嗪类单体与可交联化合物的聚合产物形成的聚苯并恶嗪系化合物的交联物,包含交联物的电解质膜,制备电解质膜的方法 以及使用包含交联物的电解质膜的燃料电池。 交联物质相对于苯并恶嗪类化合物具有强的酸捕获能力,并且由于交联而具有高机械性能。 由于消除了在多磷酸中的溶解度,交联物质在化学上非常稳定。 包括交联物质的电解质膜在高温下具有优异的磷酸补充能力和机械和化学稳定性。 具体地说,即使提高磷酸等质子载体的浸渍量而使质子传导性提高,电解质膜也保持良好的机械和化学稳定性。 因此,电解质膜可以用于高温,无湿度的燃料电池。
    • 7. 发明申请
    • Electrolyte membrane using polybenzoxazine based compound and method of manufacturing the same
    • 使用聚苯并恶嗪的化合物的电解质膜及其制造方法
    • US20070184323A1
    • 2007-08-09
    • US11514831
    • 2006-09-05
    • Myung-jin LeeSeong-woo ChoiHee-young SunWoo-sung Jeon
    • Myung-jin LeeSeong-woo ChoiHee-young SunWoo-sung Jeon
    • H01M8/10C08J5/22
    • C08J5/22C08J2379/06H01M4/921H01M8/1027H01M8/103H01M8/1032H01M8/1039H01M8/1072H01M2300/0082Y02P70/56
    • An electrolyte membrane includes a cross-linked reaction product of a benzoxazine monomer and a cross-linkable compound. The electrolyte membrane is impregnated with 300 to 600 parts by weight of phosphoric acid based on 100 parts by weight of the electrolyte membrane, and has a yield strain 0.5% or less, and a yield stress 0.3 Mpa or less. The cross-linked material has a strong acid trapping ability with respect to the benzoxazine compound and excellent mechanical properties due to a cross-linkage. Also, the solubility of the cross-linked material in polyphosphoric acid is low, thereby showing excellent chemical stability. Accordingly, when the cross-linked material is used, an electrolyte membrane having an excellent liquid supplementing ability and excellent mechanical and chemical stability at a high temperature can be obtained. The cross-linked material can be obtained by a simple polymerization process by combining a benzoxazine monomer and a crosslinkable compound and by using heat instead of using a polymerization initiator or a cross-linking agent.
    • 电解质膜包括苯并恶嗪单体和可交联化合物的交联反应产物。 基于100重量份的电解质膜,以300重量份的磷酸浸渍电解质膜,其屈服应变为0.5%以下,屈服应力为0.3Mpa以下。 交联材料相对于苯并恶嗪化合物具有强的酸捕获能力,并且由于交联而具有优异的机械性能。 此外,交联材料在多磷酸中的溶解度低,因此表现出优异的化学稳定性。 因此,当使用交联材料时,可以获得在高温下具有优异的液体补充能力和优异的机械和化学稳定性的电解质膜。 交联材料可以通过简单的聚合方法通过组合苯并恶嗪单体和可交联化合物,并且通过使用热代替聚合引发剂或交联剂来获得。
    • 10. 发明授权
    • Electrolyte membrane using polybenzoxazine based compound and method of manufacturing the same
    • 使用聚苯并恶嗪的化合物的电解质膜及其制造方法
    • US07858668B2
    • 2010-12-28
    • US11514831
    • 2006-09-05
    • Myung-jin LeeSeong-woo ChoiHee-young SunWoo-sung Jeon
    • Myung-jin LeeSeong-woo ChoiHee-young SunWoo-sung Jeon
    • C08J5/20C08J5/22H01M8/10
    • C08J5/22C08J2379/06H01M4/921H01M8/1027H01M8/103H01M8/1032H01M8/1039H01M8/1072H01M2300/0082Y02P70/56
    • An electrolyte membrane includes a cross-linked reaction product of a benzoxazine monomer and a cross-linkable compound. The electrolyte membrane is impregnated with 300 to 600 parts by weight of phosphoric acid based on 100 parts by weight of the electrolyte membrane, and has a yield strain 0.5% or less, and a yield stress 0.3 Mpa or less. The cross-linked material has a strong acid trapping ability with respect to the benzoxazine compound and excellent mechanical properties due to a cross-linkage. Also, the solubility of the cross-linked material in polyphosphoric acid is low, thereby showing excellent chemical stability. Accordingly, when the cross-linked material is used, an electrolyte membrane having an excellent liquid supplementing ability and excellent mechanical and chemical stability at a high temperature can be obtained. The cross-linked material can be obtained by a simple polymerization process by combining a benzoxazine monomer and a crosslinkable compound and by using heat instead of using a polymerization initiator or a cross-linking agent.
    • 电解质膜包括苯并恶嗪单体和可交联化合物的交联反应产物。 基于100重量份的电解质膜,以300重量份的磷酸浸渍电解质膜,其屈服应变为0.5%以下,屈服应力为0.3Mpa以下。 交联材料相对于苯并恶嗪化合物具有强的酸捕获能力,并且由于交联而具有优异的机械性能。 此外,交联材料在多磷酸中的溶解度低,因此表现出优异的化学稳定性。 因此,当使用交联材料时,可以获得在高温下具有优异的液体补充能力和优异的机械和化学稳定性的电解质膜。 交联材料可以通过简单的聚合方法通过组合苯并恶嗪单体和可交联化合物,并且通过使用热代替聚合引发剂或交联剂来获得。