Patent ID: 8252965
Filing Date: 2012-08-28
Classification: C07C

Abstract:
1. A method for isolating a first halocarbon from a composition comprising a first halocarbon and at least one second halocarbon which is different from the first halocarbon, the method comprising: cooling a composition comprising a first halocarbon and at least one second halocarbon at or below the freezing point of the first halocarbon but above the freezing point of the at least one second halocarbon and recovering the first halocarbon from the at least one second halocarbon, wherein the first halocarbon is a compound of the Formula (I) or Formula (II), and the at least one second halocarbon is a different compound of the Formula (I) or Formula (II) wherein: Formula (I) is a haloalkane having the formula C Formula (II) is a haloalkene having the formula C