Production of biodiesel using HZSM-5 zeolites modified with citric acid and SO42−/La2O3
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- 作者：Sara S. Vieiraa ; saraufla@yahoo.com.br" class="auth_mail" title="E-mail the corresponding author ; Zuy M. Magriotisb ; zuy@deg.ufla.br" class="auth_mail" title="E-mail the corresponding author ; Inê ; s Graç ; ac ; ines.sofia.graca@ist.utl.pt" class="auth_mail" title="E-mail the corresponding author ; Auguste Fernandesc ; auguste.fernandes@ist.utl.pt" class="auth_mail" title="E-mail the corresponding author ; Maria Filipa Ribeiroc ; filipa.ribeiro@ist.utl.pt" class="auth_mail" title="E-mail the corresponding author ; José ; Manuel F.M. Lopesc ; jmlopes@ist.utl.pt" class="auth_mail" title="E-mail the corresponding author ; Sabrina M. Coelhoa ; sabrina10mcoelho@yahoo.com.br" class="auth_mail" title="E-mail the corresponding author ; Nadiene Ap. V. Santosa ; nadi.ene@hotmail.com" class="auth_mail" title="E-mail the corresponding author ; Adelir Ap. Saczka ; adelir@dqi.ufla.br" class="auth_mail" title="E-mail the corresponding author
- 关键词：Biodiesel ; Esterification ; Zeolites ; Acid properties
- 刊名：Catalysis Today
- 出版年：2017
- 出版时间：1 January 2017
- 年：2017
- 卷：279
- 期：part_P2
- 页码：267-273
- 全文大小：969 K
文摘
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The modifications produced catalysts more active for the esterification reactions.
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The modifications promoted an increase in the external area and acidity.
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The increase of external acidity was the main parameter for esterification reaction.
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Sulfated catalyst reached close to 100% of conversion of oleic acid at 100 °C.