catalyst – Journal of Oil Palm Research

RESEARCH ARTICLE
Vol. 37 (4) December 2025, p. 670-683

SEPARATION AND THERMAL MODIFICATION OF MONTMORILLONITE FROM TANAH DATAR CLAY AND ITS CATALYTIC APPLICATION IN BIODIESEL PRODUCTION FROM WASTE FRYING OILS

ZARNIDA WIDIA NENGSIH¹; RAHAYU RAHAYU¹; SYUKRI ARIEF¹; UPITA SEPTIANI¹; MATLAL FAJRI ALIF¹ and SYUKRI SYUKRI¹*
DOI: https://doi.org/10.21894/jopr.2024.0041 | Published Online: 2 September 2024
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2 September 202429 December 2025

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RESEARCH ARTICLE
Vol. 37 (3) September 2025, p. 533-548

BIODIESEL PRODUCTION FROM PALM STEARIN PROCESS OPTIMISATION USING RESPONSE SURFACE METHODOLOGY (RSM)

P. GOWTHAM¹*; K. PITCHANDI² and V. MANIENIYAN¹
DOI: https://doi.org/10.21894/jopr.2025.0008 | Published Online: 20 February 2025
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20 February 202525 September 2025

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Tag: catalyst

(2 Articles)

SEPARATION AND THERMAL MODIFICATION OF MONTMORILLONITE FROM TANAH DATAR CLAY AND ITS CATALYTIC APPLICATION IN BIODIESEL PRODUCTION FROM WASTE FRYING OILS

BIODIESEL PRODUCTION FROM PALM STEARIN PROCESS OPTIMISATION USING RESPONSE SURFACE METHODOLOGY (RSM)