Recent progress on sulfated nanozirconia as a solid acid catalyst in the hydrocracking reaction

SJ Sekewael, RA Pratika, L Hauli, AK Amin, M Utami… - Catalysts, 2022 - mdpi.com
Zirconia has advantageous thermal stability and acid–base properties. The acidity character
of ZrO2 can be enhanced through the sulfation process forming sulfated zirconia (ZrO2 …

Rhenium-contained catalysts based on superacid ZrO2 supports for CO2 utilization

KV Vikanova, AL Kustov, EA Makhov, OP Tkachenko… - Fuel, 2023 - Elsevier
Rhenium catalysts are quite rarely used as systems for hydrogenation reaction despite the
great variety of Re oxidation states and high potential. Re-containing catalysts were …

Nickel-modified sulfated zirconia catalyst: Synthesis and application for transforming waste cooking oil into biogasoline via a hydrocracking process

K Wijaya, M Utami, AK Damayanti, I Tahir, AD Tikoalu… - Fuel, 2022 - Elsevier
The synthesis of a sulfated zirconia catalyst and its modification with Ni metal was carried
out and applied in the hydrocracking of waste cooking oil into biogasoline. The SO 4/ZrO 2 …

Mesoporous silica preparation using sodium bicarbonate as template and application of the silica for hydrocracking of used cooking oil into biofuel

K Wijaya, WD Saputri, ITA Aziz, Wangsa, E Heraldy… - Silicon, 2022 - Springer
The hydrocracking of used cooking oil into biofuel over mesoporous silica was
systematically studied. This research aims to induce the silica pores using NaHCO 3 and …

The effective combination of zirconia superacid and zirconia-impregnated CaO in biodiesel manufacturing: Utilization of used coconut cooking oil (UCCO)

EP Sari, K Wijaya, W Trisunaryanti, A Syoufian… - International Journal of …, 2022 - Springer
The present study reports the effective combination of zirconia superacid and zirconia-
impregnated CaO in biodiesel manufacturing through the utilization of used coconut cooking …

Enhancement of Catalytic Activity on Crude Palm Oil Hydrocracking over SiO2/Zr Assisted with Potassium Hydrogen Phthalate

H Hasanudin, WR Asri, A Mara, M Al Muttaqii… - ACS …, 2023 - ACS Publications
In this study, the catalytic activity of bifunctional SiO2/Zr catalysts prepared by template and
chelate methods using potassium hydrogen phthalate (KHF) for crude palm oil (CPO) …

Enhanced catalytic conversion of palm oil into biofuels by Cr-incorporated sulphated zirconia

M Utami, R Safitri, MF Pradipta, K Wijaya, SW Chang… - Materials Letters, 2022 - Elsevier
The conversion of palm oil into biofuels using commercial zirconia (ZrO 2) modified sulfuric
acid (H 2 SO 4) incorporated with Cr metal has been systematically studied. Sulphated …

[PDF][PDF] The Catalytic Performance of ZrO2-SO4 and Ni/ZrO2-SO4 Prepared from Commercial ZrO2 in Hydrocracking of LDPE Plastic Waste into Liquid Fuels.

AK Amin, K Wijaya… - Oriental Journal of …, 2018 - pdfs.semanticscholar.org
Catalytic activity and selectivity toward liquid fuels production of ZrO2, SZ, 0.5 NiSZ, 1.0
NiSZ, and 1.5 NiSZ catalysts with different physicochemical properties, in hydrocracking …

[PDF][PDF] Hydrocracking of LDPE plastic waste into liquid fuel over sulfated zirconia from a commercial zirconia nanopowder

L Hauli, K Wijaya, A Syoufian - Orient. J. Chem, 2019 - pdfs.semanticscholar.org
Hydrocracking of LDPE plastic waste into liquid fuel was conducted by using sulfated
zirconia (SZ) and Cr metal supported on SZ (Cr/SZ) catalysts. Catalysts were prepared and …

Microwave-assisted solketal synthesis using modified sulfated zirconia and its monitoring by ultrasonic velocity measurement

MS Vichare, M Chakraborty, AK Jana - Biomass Conversion and …, 2023 - Springer
This work highlights a scale-up study for microwave-assisted synthesis of solketal using
ultrasonic velocity to monitor the progress of the reaction in combination with other analytical …