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公开(公告)号：US10227277B2
公开(公告)日：2019-03-12
申请号：US15551789
申请日：2016-02-15
Applicant: ARKEMA FRANCE
Inventor： Dominique Garrait , David Andre , Abdelatif Baba-Ahmed , Charlotte Herdt
IPC: C07C17/383 , C07C17/386 , C07C19/12 , C07C21/073
Abstract: The invention relates to the separation of a mixture comprising 2-chloro-1,1-difluoroethane (R142) and trans-dichloroethylene (TDCE) by extractive distillation and more particularly to a separation process wherein the TDCE is removed selectively by extractive distillation, thus leading to purified 2-chloro-1,1-difluoroethane.
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