| 发明名称 |
IONOMERE UND POLYMERE FÜR ELEKTROCHEMISCHE ANWENDUNGEN |
| 摘要 |
A process for forming an ionizable composition, the process comprising: contacting, at a temperature in the range of 0-85 DEG C, a composition comprising the functional group -(CF2CF2)n-SO2F, where n is 1 to 5, with a solution of an alkali metal salt, the pH of said solution not to exceed 13, for a period of time sufficient to obtain the degree of conversion desired to the alkali metal sulfonate form of the polymer. |
| 申请公布号 |
DE69922827(T2) |
申请公布日期 |
2005.12.15 |
| 申请号 |
DE1999622827T |
申请日期 |
1999.10.26 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND CO., WILMINGTON |
发明人 |
FARNHAM, BROWN;YANG, ZHEN-YU |
| 分类号 |
C07C303/22;C07C309/20;C07C309/81;C08F8/44;C08F210/02;C08F214/20;C08F214/22;C08F214/26;C08F214/28;C08F216/14;C08F228/02;H01B1/06;H01B1/12;H01G9/00;H01G9/155;H01M4/02;H01M4/131;H01M4/133;H01M4/48;H01M4/50;H01M4/52;H01M4/525;H01M4/58;H01M4/587;H01M4/62;H01M4/86;H01M6/18;H01M6/22;H01M8/10;H01M10/0525;H01M10/0565;H01M10/36 |
主分类号 |
C07C303/22 |
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