公开(公告)号：US4968434A

公开(公告)日：1990-11-06

申请号：US351547

申请日：1989-05-15

申请人： Tsugio Kaneko ,  Fumiya Ishikawa ,  Yoshinobu Nishiyama ,  Toshiharu Shibata

发明人： Tsugio Kaneko ,  Fumiya Ishikawa ,  Yoshinobu Nishiyama ,  Toshiharu Shibata

IPC分类号： B01D11/04 ,  C01F17/00 ,  C02F1/62 ,  C22B3/38

CPC分类号： C22B3/0043 ,  C01F17/0006 ,  Y02P10/234

摘要： A method for extracting metal ions by contacting an aqueous solution containing the metal ions with an acidic phosphoric acid ester, characterized in that as the acidic phosphoric acid ester, an acidic phosphoric acid ester of the formula: ##STR1## wherein R.sup.1 is an alkylphenyl group having from 7 to 18 carbon atoms and R.sup.2 is an alkyl group having from 1 to 18 carbon atoms, is used.

公开(公告)号：US4871464A

公开(公告)日：1989-10-03

申请号：US158740

申请日：1988-02-23

申请人： Tsugio Kaneko ,  Fumiya Ishikawa ,  Yoshinobu Nishiyama ,  Toshiharu Shibata

发明人： Tsugio Kaneko ,  Fumiya Ishikawa ,  Yoshinobu Nishiyama ,  Toshiharu Shibata

IPC分类号： B01D11/04 ,  C01F17/00 ,  C02F1/62 ,  C22B3/38

CPC分类号： C22B3/0043 ,  C01F17/0006 ,  Y02P10/234

摘要： A method for extracting metal ions by contacting an aqueous solution containing the metal ions with an acidic phosphoric acid ester, characterized in that as the acidic phosphoric acid ester, an acidic phosphoric acid ester of the formula: ##STR1## wherein R.sup.1 is an alkylphenyl group having from 7 to 18 carbon atoms and R.sup.2 is an alkyl group having from 1 to 18 carbon atoms, is used.

摘要翻译： 一种通过使含有金属离子的水溶液与酸性磷酸酯接触来提取金属离​​子的方法，其特征在于，作为酸性磷酸酯，具有下式的酸式磷酸酯：其中R 1为 使用碳原子数为7〜18的烷基苯基，R 2为碳原子数为1〜18的烷基。