Catalyst – solid sorbent – or support therefor: product or process – Zeolite or clay – including gallium analogs – Activating treatment
Patent
1993-01-29
1995-04-04
Dees, Carl F.
Catalyst, solid sorbent, or support therefor: product or process
Zeolite or clay, including gallium analogs
Activating treatment
B01J 3700, B01J 2928
Patent
active
054038014
ABSTRACT:
In the production of .epsilon.-caprolactam from cyclohexanon oxime in gaseous phase in the presence of solid catalysts, the catalysts, no matter whether they may have worked, are brought into contact with either aqueous solution of ammonium salts and at least one basic material or ammonia water.
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Ichihashi Hiroshi
Kitamura Masaru
Tojima Hideto
Dees Carl F.
Sumitomo Chemical Company Limited
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