Preparation of fluorinated olefins via catalytic dehydrohalogenation of halogenated hydrocarbons
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United States of America Patent
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May 26, 2015
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Feb 12, 2009
app pub date -
Jul 2, 2008
filing date -
Jul 6, 2007
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Abstract
A process for making a fluorinated olefin having the step of dehydrochlorinating a hydrochlorofluorocarbon having at least one hydrogen atom and at least one chlorine atom on adjacent carbon atoms, preferably carried out in the presence of a catalyst selected from the group consisting of (i) one or more metal halides, (ii) one or more halogenated metal oxides, (iii) one or more zero-valent metals/metal alloys, (iv) a combination of two or more of the foregoing.
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