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公开(公告)号:WO2015173157A3
公开(公告)日:2016-01-07
申请号:PCT/EP2015060272
申请日:2015-05-11
IPC分类号: C07C227/42 , B01D9/00
CPC分类号: C07C227/42 , B01D9/0013 , B01D9/0036 , C07C229/16
摘要: The present invention relates to a process to crystallize a chelating agent containing a step of adding seeds to a saturated or supersaturated aqueous solution or dispersion of the chelating agent and a subsequent step of milling the dispersion, wherein the step of milling the dispersion is performed using equipment operating at at least 1,000 rpm, and to products obtainable by such process.
摘要翻译: 本发明涉及结晶螯合剂的方法,其包括将种子加入到饱和或过饱和的水溶液或螯合剂的分散体中的步骤和随后的研磨分散体的步骤,其中研磨分散体的步骤是使用 设备运行在至少1000 rpm以上,以及可通过此类过程获得的产品。