Kinetic, thermodynamic, and mechanistic studies on the effect of the preparation method on the catalytic activity of synthetic zeolite-A during the transesterification of …

MA Sayed, SA Ahmed, SI Othman, AA Allam… - Catalysts, 2022 - mdpi.com
Egyptian kaolinite was applied in the synthesis of zeolite-A by conventional hydrothermal
and alkali fusion methods, resulting in two forms of zeolite-A: the hydrated phase (H. ZA) and …

The effect of crystallization time on structure, microstructure, and catalytic activity of zeolite-A synthesized from rice husk silica and food-grade aluminum foil

W Simanjuntak, KD Pandiangan, Z Sembiring… - Biomass and …, 2021 - Elsevier
This study was conducted to evaluate the effect of crystallization time on the structure,
microstructure, and catalytic activity of zeolite-A synthesized from rice husk silica and food …

Physical characteristics and utilization of ZSM-5 prepared from rice husk silica and aluminum hydroxide as catalyst for transesterification of Ricinus communis oil

KD Pandiangan, W Simanjuntak, S Hadi… - Materials Research …, 2021 - iopscience.iop.org
Natural and synthetic zeolites are well-known materials sharing a wide range of
applications, such as adsorbents, ion exchange, and catalysts. However, synthetic zeolites …

Biodiesel synthesis using spent FCC catalyst and CaO from a mixture of sunflower oil and oleic acid

KS Vishnulal, V Ramadesigan… - Bioresource Technology …, 2024 - Elsevier
A physical mixture of two heterogeneous catalysts, calcium oxide (CaO) and spent fluid
catalytic cracking (SFCC) catalyst, was used to produce biodiesel from a mixture of refined …

Transesterification of coconut oil (Cocos nucifera L.) into biodiesel using zeolite-A catalyst based on rice husk silica and aluminum foil

W Simanjuntak, KD Pandiangan - Journal of Physics …, 2021 - iopscience.iop.org
In this research, zeolite-A was synthesized by hydrothermal method using silica of rice husk
and aluminum foil as raw materials. For zeolite preparation, a particular amount of silica was …

Synthesis of zeolite-Y from rice husk silica and food grade aluminum foil using modified hydrothermal method

GG Pangesti, KD Pandiangan… - Journal of Physics …, 2021 - iopscience.iop.org
In this investigation, zeolite-Y prepared from rice husk silica (RHS) and food grade
aluminum foil using modified hydrothermal method. In this proposed method, rice husk silica …

The use of MgO/SiO2 as catalyst for transesterification of rubber seed oil with different alcohols

KD Pandiangan, W Simanjuntak… - Journal of Physics …, 2021 - iopscience.iop.org
In principle, biodiesel production relies on the transesterification reaction of fatty acids
contained in vegetable oil or waste rich in fatty acids with short-chain alcohols with the help …

A facile method to synthesize highly uniform zeolite A at near room temperature for copper (II) removal

Y Huang, M Li, Y Guo, B Ren, X Liu, L Zhu - Materials Today …, 2022 - Elsevier
A simple hydrothermal method was used to synthesize nanozeolite A with high uniformity
and good dispersibility by using aluminum isopropyl alcohol as the aluminum source and …

Conversion Of Coconut Oil Derived Methyl Esters Into Nitrogen Compounds As Green Corrosion InhibitoR

AIKANUR AFIFAH - 2023 - digilib.unila.ac.id
This study was carried out as an attempt to convert methyl esters derived from coconut oil
into nitrogen compounds by reacting the methyl esters with diethanolamine. To produce …

Conversion of palm oil (Elaeis giuneensis J.) into nitrogen compounds using zeolite-A as catalyst

L Hidayah, AM Khoeroni, AD Sinaga… - AIP Conference …, 2024 - pubs.aip.org
This work was carried out to study conversion of nitrogen compounds contain one or more
nitrogen atoms such as amides, which have the elements carbon, hydrogen, and nitrogen …