| 申请日期 | 2025-06-24 | 申请号 | US13176252 |
| 公开（公告）号 | US8889903B2 | 公开（公告）日 | 2014-11-18 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | Kazuaki Sakaki; Hiroto Sugahara; Tetsuya Ohashi; Tetsuya Kume; Masahiko Ikka; Hirochika Naganawa; Kojiro Shimojo | ||
| 简介 | A rare earth metal extractant in the form of a dialkyl diglycol amic acid is synthesized by reacting diglycolic anhydride with a dialkylamine in an aprotic polar solvent, with a molar ratio of dialkylamine to diglycolic anhydride being at least 1.0, and removing the aprotic polar solvent. | ||
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