| 发明名称 | Copolymers comprising phosphonate and/or phosphonic acid groups, usable for forming fuel cell membranes | ||
| 摘要 | Copolymers comprising at least one recurrent unit of the following formula (I) are provided:; and at least one recurrent unit of the following formula (II): ; wherein: R1 is an alkylene group;Z is a —PO3R3R4, R3 and R4 representing independently of each other, a hydrogen atom an alkyl group, a cation;X and Y represent, independently of each other, a halogen atom, a perfluorocarbon group. | ||
| 申请公布号 | US9138691(B2) | 申请公布日期 | 2015.09.22 |
| 申请号 | US201013500530 | 申请日期 | 2010.10.19 |
| 申请人 | COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES;CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE | 发明人 | Tayouo Russell;David Ghislain;Ameduri Bruno;Roualdes Stéphanie;Galiano Hervé;Bigarre Jannick |
| 分类号 | H01M8/10;B01D71/32;B01D71/82;C08F214/18;C08F214/24;C08F230/02;C08J5/22;C08F216/14;C08F216/18;B01D71/44 | 主分类号 | H01M8/10 |
| 代理机构 | Knobbe, Martens, Olson & Bear, LLP | 代理人 | Knobbe, Martens, Olson & Bear, LLP |
| 主权项 | 1. A copolymer comprising at least one recurrent unit of the following formula (I): and at least one recurrent unit of the following formula (II): wherein: R2 is an alkylene group;Z is a —PO3R3R4, R3 and R4 representing independently of each other, a hydrogen atom, an alkyl group or a cation;X and Y represent independently of each other a halogen atom or a perfluorocarbon group. | ||
| 地址 | Paris FR | ||