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View article: Catalytic Synthesis of Diethyl Carbonate from Carbon Dioxide using Catalyst KI/EtONa with Propylene Oxide as Dehydration Agent and Process Optimization Based on Box-Behnken Design
Catalytic Synthesis of Diethyl Carbonate from Carbon Dioxide using Catalyst KI/EtONa with Propylene Oxide as Dehydration Agent and Process Optimization Based on Box-Behnken Design Open
Diethyl carbonate (DEC) was synthesized through catalytic conversion from carbon dioxide (CO2) and ethanol. However, common challenges in synthesizing DEC from CO2 have been high energy consumption, catalysts-dehydrating agent selection, a…
View article: Utilization of Oil Recovery Process on Spent Bleaching Earth into Non-Hazardous Waste
Utilization of Oil Recovery Process on Spent Bleaching Earth into Non-Hazardous Waste Open
Crude palm oil purifying process is an important process in refining vegetable and animal oils to remove the impurities. This process produces spent bleaching earth (SBE) waste which needs to be reprocessed before being released into the e…
View article: Vapor-Liquid Equilibrium Measurement of Systems Containing Glycerol for Separation Process of Glycerol as a By-Product of Biodiesel
Vapor-Liquid Equilibrium Measurement of Systems Containing Glycerol for Separation Process of Glycerol as a By-Product of Biodiesel Open
The most popular technique to produce biodiesel were uses alcohol as a catalyst to transesterify triglycerides. The biodiesel transesterification process has a by-product in the form of glycerol which has a high selling value. Equilibrium …
View article: Steric Effect of Alcohol Solvent on Ternary Liquid-Liquid Equilibrium for β-Caryophyllene + Alcohol + Water Systems at 303.15 K and Atmospheric Pressure
Steric Effect of Alcohol Solvent on Ternary Liquid-Liquid Equilibrium for β-Caryophyllene + Alcohol + Water Systems at 303.15 K and Atmospheric Pressure Open
The objective of this study was to determine the steric effect of the alcohol solvent on the ternary liquid-liquid equilibrium for β-caryophyllene + alcohol (ethanol, tert-butanol, and 1-octanol) + water systems at 303.15 K and atmospheric…
View article: Criminal Actions Of Illegal Logging In The Perspective Of Forestry Law
Criminal Actions Of Illegal Logging In The Perspective Of Forestry Law Open
This research aims to describe the regulation of illegal logging in Indonesian positive law and to analyze how illegal logging is in the perspective of Indonesian criminal law. It is a normative legal research, which examines laws and regu…
View article: Scenario of renewable energy transition from fossil energy resources towards net zero emission in Indonesia
Scenario of renewable energy transition from fossil energy resources towards net zero emission in Indonesia Open
In 2011, Indonesia set a 26% reduction goal for greenhouse gas emissions by 2030 to mitigate the climate change. Based on data from BPS, Indonesia's renewable energy mix in 2021 is 12.16% with a target of 23% in 2025. This indicates that t…
View article: Ternary Liquid Equilibrium for Eugenol + Tert-Butanol + Water and Eugenol + 1-Octanol + Water System At 303.15 K and Atmospheric Pressure
Ternary Liquid Equilibrium for Eugenol + Tert-Butanol + Water and Eugenol + 1-Octanol + Water System At 303.15 K and Atmospheric Pressure Open
The objective of this work was to determine ternary liquid-liquid equilibrium for eugenol + tert-butanol + water and eugenol + 1-octanol + water systems at 303.15K and atmospheric pressure.The experimental apparatus was 25 mL equilibrium c…
View article: Ternary liquid-liquid equilibrium for eugenol + tert-butanol + water and eugenol + 1-octanol + water systems at 303.15 K and atmospheric pressure
Ternary liquid-liquid equilibrium for eugenol + tert-butanol + water and eugenol + 1-octanol + water systems at 303.15 K and atmospheric pressure Open
The objective of this work was to determine ternary liquid-liquid equilibrium for eugenol + tert-butanol + water and eugenol + 1-octanol + water systems at 303.15K and atmospheric pressure. The experimental apparatus was 25 mL equilibrium …
View article: Feasibility aspect in utilizing spent bleaching earth waste for briquette, fertilizer and oil recovery
Feasibility aspect in utilizing spent bleaching earth waste for briquette, fertilizer and oil recovery Open
Spent bleaching earth (SBE) is a bleaching agent used in the refining process for crude palm oil, was previously classified as hazardous and toxic waste because it contains oil residues that reach 20 – 40%. The potential for SBE waste is v…
View article: Pra Rancangan Pabrik Dimethyl Ether (DME) dari Batubara
Pra Rancangan Pabrik Dimethyl Ether (DME) dari Batubara Open
Data Kementerian ESDM pada tahun 2017, tercatat sebanyak 26,2 miliar ton batubara yang tersebar di seluruh Indonesia terlebih di Pulau Kalimantan dan Pulau Sumatra. Dikarenakan ketersediaannya yang melimpah, batubara berpotensi besar untuk…
View article: Techno-economic analysis study of coal gasification plant into various strategic chemicals
Techno-economic analysis study of coal gasification plant into various strategic chemicals Open
The abundant amount of coal reserves in Indonesia has a great potential to be used as a source of raw materials and energy for industry. However, the use of coal in meeting domestic needs is not optimally utilized, as indicated by the high…
View article: Thermodynamics and Kinetics Study of Diethyl Carbonate (DEC) Synthesis from CO2, Ethanol, and Epoxides with Various Catalysts
Thermodynamics and Kinetics Study of Diethyl Carbonate (DEC) Synthesis from CO2, Ethanol, and Epoxides with Various Catalysts Open
Carbon dioxide (CO 2 ) has been the main contributor for global warming over the past decades. However, it can potentially be utilized as raw material of valuable products, such as organic carbonate compound namely diethyl carbonate (DEC).…
View article: Liquid/liquid equilibrium data measurement of iso-butanol + diethyl carbonate + water ternary system at 303.15 - 313.15 K and atmospheric pressure
Liquid/liquid equilibrium data measurement of iso-butanol + diethyl carbonate + water ternary system at 303.15 - 313.15 K and atmospheric pressure Open
Oxygenate compounds are organic compounds that can be mixed into fuel to increase the oxygen content. The effect of these additions to the fuel is increased combustion efficiency and reduced environmental pollution. Diethyl carbonate (DEC)…
View article: A participatory breeding initiative for resilient rubber cultivation systems for smallholders in a context of global change
A participatory breeding initiative for resilient rubber cultivation systems for smallholders in a context of global change Open
Source Agritrop Cirad (https://agritrop.cirad.fr/599253/)
View article: Isobaric vapor-liquid equilibrium of methanol + glycerol binary mixture at 31.3 kPa
Isobaric vapor-liquid equilibrium of methanol + glycerol binary mixture at 31.3 kPa Open
In this study the binary vapor-liquid equilibrium (VLE) data of methanol + glycerol system were determined experimentally of using modified Glass Otmher - Still. The equilibrium compositions of liquid and vapor phases were analysis using r…
View article: Utilization of Emission Carbon Dioxide Gas into High Economic Value Chemicals: Diethyl Carbonate
Utilization of Emission Carbon Dioxide Gas into High Economic Value Chemicals: Diethyl Carbonate Open
Utilizing fossil fuel is always has a deficiency in the environmental aspect. The processing of fossil fuel produce high carbon dioxide (CO 2 ) emissions. It is required an effort to utilize CO 2 emissions into feed of a high-economic valu…
View article: Catalytic synthesis of diethyl carbonate via one-pot reaction from carbon dioxide, ethanol, and epoxide
Catalytic synthesis of diethyl carbonate via one-pot reaction from carbon dioxide, ethanol, and epoxide Open
Carbon dioxide is one of the responsible substances of the global warming effect. Gasoline consumption had increased significantly each year, it leads to the intense elevation of particulate matter and carbon dioxide compound in the atmosp…
View article: The Effects of Diethyl Carbonate in Light Naphtha Blending to Utilize New Energy Resource
The Effects of Diethyl Carbonate in Light Naphtha Blending to Utilize New Energy Resource Open
Light naphtha is not reliable used as automotive fuel because of its low octane number (RON) and high vapor pressure. To utilize light naphtha as fuel, blending process may be used to obtain usable gasoline fuel. Diethyl carbonate (DEC) ca…
View article: Ternary liquid-liquid equilibria for β-caryophyllene(1) + 1-propanol(2) + water(3) system at temperatures 303.15, 313.15, and 323.15 K
Ternary liquid-liquid equilibria for β-caryophyllene(1) + 1-propanol(2) + water(3) system at temperatures 303.15, 313.15, and 323.15 K Open
The experimental liquid–liquid equilibrium data of the system β–caryophyllene(1) + 1-propanol(2) + water(3) at temperatures 303.15, 313.15, and 323.15 K are presented. The mixtures of β–caryophyllene + 1-propanol + water were stirred for 4…
View article: Pengukuran solubilitas n-amylalkohol dalam poly (n-butyl methacrylate) dan polyisobutylene menggunakan metode piezoelectric-quartz crystal microbalance sorption
Pengukuran solubilitas n-amylalkohol dalam poly (n-butyl methacrylate) dan polyisobutylene menggunakan metode piezoelectric-quartz crystal microbalance sorption Open
The Piezoelectric Quartz Crystal Microbalance (QCM) method was used to measure the solubilities of n-amylalcohol in poly (n-butyl methac1ylate) and polyisobutylene at temperatures of 333.15 K, 353.15 K and 353.15 K. The crystals used were …
View article: Residue Oil Desulfurization Using Oxidation and Extraction Method
Residue Oil Desulfurization Using Oxidation and Extraction Method Open
This study successfully improved the performance of oxidative desulfurization method to reduce sulfur content from residue oil (condensate) with modifications of oxidation and extraction steps which was repeated for several stages. Residue…
View article: Liquid-liquid Equilibria for Quaternary System of Eugenol (1) + β-Caryophyllene (2) + 1-Propanol (3) + Water (4) at Temperatures 303.15, 313.15, and 323.15 K
Liquid-liquid Equilibria for Quaternary System of Eugenol (1) + β-Caryophyllene (2) + 1-Propanol (3) + Water (4) at Temperatures 303.15, 313.15, and 323.15 K Open
In this work, the experimental liquid–liquid equilibrium (LLE) data were measured for quaternary mixtures of eugenol(1) + β–caryophyllene(2) + 1-propanol(3) + water(4) at temperatures 303.15, 313.15, and 323.15 K and at atmospheric pressur…
View article: The Addition of N-Butanol in Ethanol-Isooctane Mixture to Reduce Vapor Pressure of Oxygenated-Gasoline Blend
The Addition of N-Butanol in Ethanol-Isooctane Mixture to Reduce Vapor Pressure of Oxygenated-Gasoline Blend Open
In this work, vapor pressure of binary systems for isooctane + ethanol, isooctane + n-butanol and ethanol + n-butanol and ternary system for isooctane + ethanol + n-butanol were measured in the temperature range from 313.15 to 318.15 K usi…
View article: Isothermal Vapor-Liquid Equilibrium of Methanol + Glycerol and 1-Propanol + Glycerol
Isothermal Vapor-Liquid Equilibrium of Methanol + Glycerol and 1-Propanol + Glycerol Open
Isothermal vapor-liquid equilibrium (VLE) data for two binary mixtures of methanol + glycerol and 1-propanol + glycerol were determined at the temperature range from (313.15 to 363.15) K using a simple quasi-static ebulliometer. All system…
View article: Liquid-liquid equilibrium measurement of ternary system containing β-caryophyllene in the water and 2-propanol mixture
Liquid-liquid equilibrium measurement of ternary system containing β-caryophyllene in the water and 2-propanol mixture Open
To obtain a high purity of clove oil, it is needed to separate β-caryophyllene from the oil mixtures.The separation of this component could be obtained by solvent extraction. In this work, liquid-liquid equilibrium (LLE) data were measured…
View article: Prediction of Ternary Vapor-Liquid Equilibria for Alcohols + Glycerol + Water Systems to Enhance the Quality of Glycerol as Biodiesel Side Product
Prediction of Ternary Vapor-Liquid Equilibria for Alcohols + Glycerol + Water Systems to Enhance the Quality of Glycerol as Biodiesel Side Product Open
Fossil fuels as the primary energy resources around the world cause significant negative effect on atmosphere. Recently, biodiesel, which primarily produced from renewable resources, has received great attention because of its environmenta…