Process for producing dimethylamine in preference to mono- and trimethylamines by gas phase catalytic reaction of ammonia with methanol
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United States of America Patent
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Apr 15, 1986
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N/A
app pub date -
Jun 6, 1984
filing date -
Jun 8, 1983
priority date (Note) -
Expired
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Abstract
A process for the selective production of dimethylamine in preference to mono- and trimethylamines by a catalytic vapor phase reaction of ammonia and methanol over a zeolite selected from mordenite, clinoptilolite and erionite is disclosed, wherein the improvement is characterized by the fact that the zeolite used has been contacted with steam at a temperature of 250.degree. to 700.degree. C.
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