专利检索 ap:("Arkema France") AND inv:"Béatrice Berger" 第 1 页

1.

发明授权
Ternary azeotropic or quasi-azeotropic composition comprising HF, 2,3,3,3-tetrafluoropropene and 1,1,1,2,2-pentafluoropropane 有权

公开(公告)号：US11001546B2

公开(公告)日：2021-05-11

申请号：US16965638

申请日：2019-02-01

申请人： Arkema France

发明人： Dominique Deur-Bert , Laurent Wendlinger , Béatrice Berger

IPC分类号： C07C21/18 , C07C17/383

摘要： The present invention relates to an azeotropic or quasi-azeotropic composition comprising hydrogen fluoride, 2,3,3,3-tetrafluoropropene and 1,1,1,2,2-pentafluoropropane, characterized in that said composition has a boiling point above 40° C.