An improved process has been disclosed for the preparation of alkyl esters by simultaneous transesterification of glycerides and esterification of fatty acids in the presence of an acid catalyst. The raw materials containing glycerides and free fatty acids, 15-35 wt% CM alcohol are mixed with 1.75 - 5.0 wt% concentr...
A novel process for preparation of ethyl.2T(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarboxylate is disclosed. The process involves reaction of ethyl 2-(4-hydroxyphenyl)-4-methyl-5-thiazolecarboxylate with metal nitrate in presence of acid chloride and N,N-Dimethylformamide to produce title compound with improved...
A new route for preparation of 3:2,4-bis-(3,4-dimethylbenzylidene) sorbitol [DMDBS] has been disclosed which is comprising: bromination of o-xylene to obtain a mixture of 4-bromo-o-xylene as a major product and 3-bromo-o-xylene; conversion of bromo-o-xylenes into corresponding dimethylbenzaldehyde by Grignard reacti...
A process and system for manufacturing phosphorus from phosphoric acid and carbon is disclosed. The reaction 4H3P04+16C→.6H2+16CO+P4 takes place at around 850°C. The process is cost-effective and less energy consuming compared to conventional methods.
A novel process for preparation of 3,4-dimethylbenzaldehyde has been disclosed. The process is comprising steps of (i) reacting 4-bromo-o-xylene with magnesium metal to obtain Grignard compound of formula 1; (ii) formylating the compound of formula 1 by reaction with N,N-dimethylformamide to form compound of formula...
An apparatus for treating biodegradable biomass/organic wastematerial comprising:A container with an opening for feeding the material,incorporating a shaft at the axis on which plough type bladesare affixed, said shaft is capable of being driven by a motor; A chopper assembly ca...
The present invention discloses a twin compartment in-vessel aerobic composting system for processing organic waste materials. The system is comprising of twin compartments or drums, shredder, grille vents, plough shaft with multiple plough arms, motor, gear box, timer and electric control panel (Figure 1). The shre...
The invention relates to the technical field of agricultural waste treatment. More particularly, the invention discloses an agricultural waste conversion composition and method. The method of the invention relates to rapid, environment friendly in-situ aerobic composting of agro- waste/agricultural wastes. The prese...