发明名称 PROCESS TO CRYSTALLIZE CHELATING AGENTS
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.
申请公布号 EP3143001(A2) 申请公布日期 2017.03.22
申请号 EP20150722704 申请日期 2015.05.11
申请人 Akzo Nobel Chemicals International B.V. 发明人 SCHOMAKER, Elwin;VAN HAEREN, Paulus Johannes Cornelis;HEUS, Martin
分类号 C07C227/42;B01D9/00 主分类号 C07C227/42
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