Web8 jun. 2024 · A series of Mg-Zr composite oxide catalysts prepared by the hydrothermal process were used for the transesterification of glycerol (GL) with dimethyl carbonate (DMC) to produce glycerol carbonate (GC). The effects of the preparation method (co-precipitation, hydrothermal process) and Mg/Zr ratio on the catalytic performance were … WebIt is used in the manufacturing of lithium-ion batteries, production of polycarbonates, lubricants, polyurethanes, cleaning and degreasing solvents, construction materials such …
Dimethyl carbonate (DMC) - UBE Corporation
Webchange in dimethyl carbonate in the vicinity of 140 K, but the details of this change are not known. J. E. KATON et M. D. COHEN. Can. J. Chem. 53, 1378(1975). On rapporte le … Web12 okt. 2024 · γ-Al 2 O 3 loaded with potassium nitrate (KNO 3 /Al 2 O 3) catalysts were prepared, characterized and employed as a type of heterogenous solid base catalyst in the synthesis of polycarbonate (1,4-butane carbonate)-diol (PBC–OH) via the transesterification of dimethyl carbonate (DMC) and 1,4-butanediol (BD). The relationship between … florian altmann rechtsanwalt
US3803201A - Synthesis of dimethyl carbonate - Google Patents
WebMany advanced oxidation processes (AOPs) use Fenton-like reactions to degrade organic pollutants by activating peroxymonosulfate (HSO5–, PMS) or peroxydisulfate (S2O82–, PDS) with Fe(H2O)62+ (FeaqII). This paper presents results on the kinetics and mechanisms of reactions between FeaqII and PMS or PDS in the absence and presence … WebOf the indirect glycerol-based syntheses, in which the cyclic carbonic acid ester glycerol carbonate is produced by inserting a carbonyl group, reactions with particularly inexpensive urea and with dialkyl carbonates such as dimethyl carbonate DMC and ethylene carbonate have been particularly studied. WebDimethyl carbonate, production The conventional electrochemical reduction of carbon dioxide tends to give formic acid as the major product, which can be obtained with a 90% … florian agt