专利名称：AN IMPROVED PROCESS FOR
MANUFACTURING HIGHLY CONCENTRATEDHYDROXYLAMINE
发明人：CHANG, Chin-Hsiung申请号：EP02776962.9申请日：20020903公开号：EP1427669B1公开日：20060104
摘要：An improved ion exchange process for manufacturing and concentratinghydroxylamine from an aqueous solution comprising hydroxylammonium ion and counteranions is disclosed. The process involves the use of an aqueous hydroxylamine wash stepwhich assists in controlling the processing temperature and leads to a moreconcentrated, purified aqueous hydroxylamine solution.
申请人：BASF AG
地址：DE
国籍：DE
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