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The performances of cationic starch (CS) and sodium carboxymethyl celluloses (CMC-Na) as a dry strength additives (DSA) on A4 wastepaper
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المدخل الاتِّصاليّ وتعليم العربية وتعلّمها للناطقين بغيرها
Published 2015Get full text
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Crab and cockle shells as heterogeneous catalysts in the production of biodiesel
Published 2010“…Characterization results revealed that the main component of the shells are calcium carbonate which transformed into calcium oxide upon activated above 700 °C for 2 h. …”
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Biodiesel production via transesterification of palm olein using waste mud crab (Scylla serrata) shell as a heterogeneous catalyst
Published 2009“…Characterization results revealed that the main component of the shell is calcium carbonate which transformed into calcium oxide when activated above 700 �C for 2 h. …”
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Utilization of waste crab shell (Scylla serrata) as a catalyst in palm olein transesterification
Published 2009“…Preliminary XRD results revealed that thermally activated crab shell contains mainly CaO. Parametric study has been investigated and optimal conditions were found to be methanol/oil mass ratio, 0.5:1; catalyst amount, 4 wt. %; and reaction temperature, 338 K. …”
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CHEMICAL ANALYSIS DENDROCALAMUS ASPER BAMBOO AND SUITABILITY FOR PULP AND PAPER
Published 2023Get full text
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CHEMICAL ANALYSIS DENDROCALAMUS ASPER BAMBOO AND SUITABILITY FOR PULP AND PAPER
Published 2023Get full text
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