发明申请
US20100187088A1 SEPARATION OF CLOSE BOILING COMPOUNDS BY ADDITION OF A THIRD COMPOUND 有权
通过添加第三种化合物分离接近沸点的化合物

SEPARATION OF CLOSE BOILING COMPOUNDS BY ADDITION OF A THIRD COMPOUND
摘要:
The invention provides a method for separating halocarbons. In particular, a method for separating 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) from 2-chloro-3,3,3-trifluoropropene (HCFC-1233xf) by adding a third component and then separating via conventional distillation. More particularly the invention pertains to a method for separating HCFC-244bb from HCFC-1233xf which are useful as intermediates in the production of 2,3,3,3-tetrafluoropropene (HFO-1234yf).
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