AZEOTROPE COMPOSITIONS COMPRISING 1,1,1,2,3-PENTAFLUOROPROPENE AND HYDROGEN FLUORIDE AND USES THEREOF
摘要
<p>A process for the separation of HFC-236ea from a mixture comprising an azeotrope or near-azeotrope composition of HFC- 236ea and hydrogen fluoride, said process comprising two distillation stages conducted at a different pressures.</p>