| 发明名称 |
Extraction process using a novel organic acid as a liquid ion exchanger |
| 摘要 |
This invention provides novel organic acids which exhibit utility as liquid ion exchanges suitable for use in an invention solvent extraction process. Illustrative of an invention organic acid is a compound corresponding to the formula: <IMAGE> where each of R1 and R2 is a C3-C16 branched alkyl group.
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| 申请公布号 |
US5230802(A) |
申请公布日期 |
1993.07.27 |
| 申请号 |
US19920902426 |
申请日期 |
1992.06.24 |
| 申请人 |
PHILIP MORRIS INCORPORATED;PHILIP MORRIS PRODUCTS INC. |
发明人 |
FERGUSON, ROBERT N.;HOWE, CHARLES R.;SECOR, HENRY V.;SEEMAN, JEFFREY I. |
| 分类号 |
B01D11/04;B01D61/24;C07C69/70 |
主分类号 |
B01D11/04 |
| 代理机构 |
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