Process for producing neopentyl glycol
AssigneeMitsubishi Gas Chemical Company, Inc.
InventorsMikio Yoneoka, Kumiko Watabe, Gen Matsuda
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Abstract
Disclosed is a process for producing neopentyl glycol which comprises hydrogenating hydroxypivaldehyde in the presence of a catalyst comprising copper, zinc and zirconium. The catalyst has a high catalytic activity and a long service lifetime.
Claims10
A process for producing neopentyl glycol which comprises hydrogenating hydroxypivaldehyde in the presence of a catalyst comprising copper, zinc and zirconium and in the presence of a solvent selected from the group consisting of (i) at least one alcohol selected from the group consisting of methanol, ethanol, propanol, butanol, hexanol, octanol and neopentyl glycol and (ii) water and at least one alcohol selected from the group consisting of methanol, ethanol, propanol, butanol, hexanol, octanol and neopentyl glycol, at a temperature of 60.degree. to 250.degree. C. and a pressure of 1 to 150 kg/cm.sup.2 maintained by introducing hydrogen.
Dependencies are inferred from the claim text.