专利名称：METHOD FOR PURIFYING
PENTAFLUOROETHANE
发明人：ANDRE, David,BABA-AHMED, Abdelatif申请号：EP16719237.6申请日：20160411公开号：EP3283454A1公开日：20180221
摘要：The invention relates to a process for the purification of pentafluoroethane(R125) containing chloropentafluoroethane (R115). The mixture to be purified issubjected to an extractive distillation, the extractant being selected from
dimethylformamide (DMF), dioxane, dimethylsulphoxide (DMSO) and diethylsulphoxide(DESO).
申请人：Arkema France
地址：420, rue d'Estienne d'Orves 92700 Colombes FR
国籍：FR
代理机构：Hirsch & Associés
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