Organic compounds -- part of the class 532-570 series – Organic compounds – Carbonate esters
Patent
1993-12-16
1995-07-25
Lee, Mary C.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbonate esters
C07C 6996
Patent
active
054363624
ABSTRACT:
In a method of producing dialkylcarbonate, alcoholic compound and cyclo-carbonate are subjected to a catalytic reaction each other at a reaction temperature of 20.degree. to 200.degree. C. and under a pressure of 0 to 40 kg/cm.sup.2 G, which keeps the reaction system liquid, in the presence of ion exchanged zeolite which is ion-exchanged with alkali metal ion and/or alkaline earth metal ion.
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Asaoka Sachio
Kondoh Tadami
Okada Yoshimi
Tanaka Fumiaki
Yamamoto Susumu
Ambrose Michael G.
Chiyoda Corporation
Lee Mary C.
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