(a to benzene enriched permeate and results in a retentate;4) at least a part of the retentate, for the first distillation column at at least one level of this back;5) which, in step (3) on the benzene rich permeate is sent to a second distillation column, from which at the foot ...
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/journal/catalysts This process was elaborated on the basis of short note by a French chemist Jarrousse [3]. At that time this nitrile was usually manufactured via reaction of phenylacetonitrile with ethyl bromide in the Catalysts 2020, 10, 1436; doi:10.3390/catal10121436 www.mdpi.com/...
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In this study, rice husk (RH) was fractionated using a three-step biorefining approach for LA production: (1) acid pretreatment, (2) alkaline pretreatment and (3) catalytic depolymerization of cellulose. In third step, the H2SO4-acid concentration (A(d)), reaction temperature (T-d) and ...