Production of biodiesel using HZSM-5 zeolites modified with citric acid and SO<sub>4</sub><sup>2−</sup>/La<sub>2</sub>O<sub>3</sub>

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Production of biodiesel using HZSM-5 zeolites modified with citric acid and SO₄²⁻/La₂O₃

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作者：Sara S. Vieira^a ; ^{saraufla@yahoo.com.br" class="auth_mail" title="E-mail the corresponding author} ; Zuy M. Magriotis^b ; ^{zuy@deg.ufla.br" class="auth_mail" title="E-mail the corresponding author} ; Inê ; s Graç ; a^c ; ^{ines.sofia.graca@ist.utl.pt" class="auth_mail" title="E-mail the corresponding author} ; Auguste Fernandes^c ; ^{auguste.fernandes@ist.utl.pt" class="auth_mail" title="E-mail the corresponding author} ; Maria Filipa Ribeiro^c ; ^{filipa.ribeiro@ist.utl.pt" class="auth_mail" title="E-mail the corresponding author} ; José ; Manuel F.M. Lopes^c ; ^{jmlopes@ist.utl.pt" class="auth_mail" title="E-mail the corresponding author} ; Sabrina M. Coelho^a ; ^{sabrina10mcoelho@yahoo.com.br" class="auth_mail" title="E-mail the corresponding author} ; Nadiene Ap. V. Santos^a ; ^{nadi.ene@hotmail.com" class="auth_mail" title="E-mail the corresponding author} ; Adelir Ap. Saczk^a ; ^{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

class="label">•: The modifications produced catalysts more active for the esterification reactions.
class="label">•: The modifications promoted an increase in the external area and acidity.
class="label">•: The increase of external acidity was the main parameter for esterification reaction.
class="label">•: Sulfated catalyst reached close to 100% of conversion of oleic acid at 100 °C.

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