Process for preparing hydrazine hydrate with oxime recycling

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United States of America

PATENT NO 12180070
APP PUB NO 20220234892A1
SERIAL NO

17611405

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Abstract

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The present invention relates to an improved process for preparing hydrazine hydrate from the azine of methyl ethyl ketone obtained from methyl ethyl ketone by oxidizing ammonia with hydrogen peroxide in the presence of an activator, characterized in that it comprises a step of recycling the methyl ethyl ketone oxime purge.

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Patent Owner(s)

Patent OwnerAddress
ARKEMA FRANCECOLOGNE FRANCE COLOMBE HAUTS-DE-SEINE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sage, Jean-Marc Pierre-Benite Cedex, FR 22 94

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