Process for preparing lactams

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United States of America Patent

PATENT NO 8772477
APP PUB NO 20120095212A1
SERIAL NO

13260268

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Abstract

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A method for preparing lactams by cyclizing hydrolysis of a corresponding aminonitrile is described. A method for manufacturing a lactam by reacting an aminonitrile with water in the presence of a catalyst involving placing the water and the aminonitrile in contact in vapor phase, passing the mixture of vapors through a bed of catalyst arranged in at least one tube forming a reaction chamber and recovering the lactam at the outlet of the tube is also described.

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Patent Owner(s)

Patent OwnerAddress
RHODIA OPÉRATIONS69003 LYON

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Leconte, Philippe Ribeauvillé, FR 45 246

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