Patent ID: 7893186
Filing Date: 2011-02-22
Classification: C07C,C08F,C08G,C09D,D06M,Y10T

Abstract:
1. A process comprising combining in a batchwise, semi-continuous, or continuous manner, or a combination thereof, in the presence of at least one free radical initiator, and at a temperature sufficient to cause said initiator to fragment to form free radicals, (a) at least one telogen selected from (1) fluoroalkyl halides that comprise at least one halomethylene moiety (—CHX—) and, optionally, at least one non-fluorine heteroatom, and (2) perfluoroalkyl halides that comprise at least one halofluoromethylene moiety (—CFX—) and at least one non-halogen heteroatom, said halides being selected from iodides and bromides; and (b) ethylene; said telogen and said ethylene being combined in total amounts such that the number of moles of ethylene per mole of telogen is at least 4.