| 发明名称 |
SYNTHESIS OF HETEROPOLYACIDS |
| 摘要 |
THIS INVENTION RELATES TO A PROCESS FOR PURIFYING A HETEROPOLYACID WHICH COMPRISES: SUBJECTING AN AQUEOUS SOLUTION COMPRISING (I) THE HETEROPOLYACID AND (II) SALT IMPURITIES TO AT LEAST ONE LIQUID /LIQUID EXTRACTION STEP WITH AN ORGANIC SOLVENT, CHARACTERISED IN THAT THE ORGANIC SOLVENT COMPRISES A DIHYDROCARBYL ETHER HAVING AT LEAST 5 CARBON ATOMS.
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| 申请公布号 |
MY118316(A) |
申请公布日期 |
2004.09.30 |
| 申请号 |
MYPI9905552 |
申请日期 |
1999.12.17 |
| 申请人 |
BP CHEMICALS LIMITED |
发明人 |
MARTIN PHILIP ATKINS;BENJAMIN PATRICK GRACEY;JAMES NOEL MARTIN HEGARTY;MARK ROYSTON SMITH |
| 分类号 |
B01D11/00;B01J21/06;C01B25/16;C01B33/20;C01B35/02;C01G39/00;C01G41/00 |
主分类号 |
B01D11/00 |
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