| 摘要 |
PCT No. PCT/GB79/00171 Sec. 371 Date May 21, 1980 Sec. 102(e) Date May 21, 1980 PCT Filed Oct. 25, 1979 PCT Pub. No. WO80/00796 PCT Pub. Date May 1, 1980.An extraction process for extracting ionic values from an aqueous solution containing same which comprises contacting the aqueous solution with an organic hydrophobic liquid extractant phase comprising an extractant for ions, the molecules of which extractant contain at least one hydrophobic group selected from cyclic phosphazene radicals, linear siloxane radicals, cyclic siloxane radicals, and three-dimensional siloxane radicals, and stripping resulting loaded extractant phase with an aqueous stripping liquid phase. |
