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Rosin side chain type catalyst-free vitrimers with high cross-link density, mechanical strength, and thermal stability

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 9, Pages 1267-1279 doi: 10.1007/s11705-022-2291-7

Abstract: Vitrimers can undergo dynamic transesterification reaction without external catalysts due to the autocatalytic

Keywords： vitrimers rosin catalyst-free high mechanical properties dynamic transesterification reaction

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Biodiesel production by the transesterification of cottonseed oil by solid acid catalysts

CHEN He, PENG Baoxiang, WANG Dezheng, WANG Jinfu

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 1, Pages 11-15 doi: 10.1007/s11705-007-0003-y

Abstract: Methyl esters (biodiesel) were produced by the transesterification of cottonseed oil with methanol inTiO-SO and ZrOSO showed high activity for the transesterification.yield of methyl esters was over 90% under the conditions of 230°C, methanol/oil mole ratio of 12:1, reaction

Keywords： BrØnsted reaction presence cottonseed biodiesel

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of carbon dioxide photoreduction process in a laboratory-scale photoreactor by computational fluid dynamicand reaction kinetic modeling

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 7, Pages 1149-1163 doi: 10.1007/s11705-021-2096-0

Abstract: Although several reaction mechanisms have been proposed, the detailed steps are still ambiguous, andThe novelty of this work is the computational fluid dynamic model combined with the novel carbon dioxidephotoreduction intrinsic reaction kinetic model, which was built based on three-steps, namely gas adsorption

Keywords： carbon dioxide photoreduction computational fluid dynamic simulation kinetic model Langmuir adsorption

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Transesterification of soybean oil to biodiesel over kalsilite catalyst

Guang WEN, Zifeng YAN

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 3, Pages 325-329 doi: 10.1007/s11705-010-0574-x

Abstract: The transesterification reaction of soybean oil with methanol over kalsilite-based heterogeneous catalystsHowever, this kalsilite had relatively low catalytic activity for the transesterification reaction.A biodiesel yield of 54.4% and a kinematic viscosity of 7.06 cSt were obtained at a high reaction temperature

Keywords： kalsilite heterogeneous catalyst transesterification biodiesel

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Application of transesterification for the production of biodiesel

Zhang Huaiyuan,Song Yuanda

Strategic Study of CAE 2010, Volume 12, Issue 1, Pages 24-29

Abstract: methods can be used to produce biodiesel, such as, homogeneous acid/base catalysis, lipase-catalyzed reactionefficiency, but down-stream product is difficult to purify and with significant pollution; Lipase-catalyzed reactionSupported solid base catalysis will be the main trend for biodiesel preparation by transesterification

Keywords： biodiesel transesterification homogeneous acid/base solid acid/base lipase supercritical method

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Application of heterogeneous catalysis to biodiesel synthesis using microalgae oil

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 5, doi: 10.1007/s11783-020-1343-9

Abstract:

• Microalgae oil application for biodiesel synthesis is discussed.

Keywords： Biodiesel Heterogeneous catalysis Transesterification Microalgae oil

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Metakaolinite as a catalyst for biodiesel production from waste cooking oil

Jorge RAMIREZ-ORTIZ, Merced MARTINEZ, Horacio FLORES

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 4, Pages 403-409 doi: 10.1007/s11705-012-1224-2

Abstract: The use of metakaolinite as a catalyst in the transesterification reaction of waste cooking oil withParameters related to the transesterification reaction, including temperature, time, the amount of catalystThe transesterification reaction produced biodiesel in a maximum yield of 95% under the following conditions, 160°C; reaction time, 4 h.showed that metakaolinite is a prominent, inexpensive, reusable and thermally stable catalyst for the transesterification

Keywords： biodiesel metakaolinite transesterification waste cooking oil

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Thermodynamic analysis of reaction pathways and equilibrium yields for catalytic pyrolysis of naphtha

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 12, Pages 1700-1712 doi: 10.1007/s11705-022-2207-6

Abstract: Herein, for a better catalyst design and operation parameters optimization, the reaction pathways andThe results revealed that the thermodynamically favorable reaction pathways for n/iso-paraffinsThe results are thus useful as a direction for future catalyst improvements, facilitating superior reaction

Keywords： naphtha catalytic pyrolysis reaction pathway equilibrium yield

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Ti incorporation in MCM-41 mesoporous molecular sieves using hydrothermal synthesis

Shengping WANG, Changqing MA, Yun SHI, Xinbin MA

Frontiers of Chemical Science and Engineering 2014, Volume 8, Issue 1, Pages 95-103 doi: 10.1007/s11705-014-1405-2

Abstract: Such materials are active catalysts for the transesterification of dimethyl oxalate and phenol to produceof Ti(IV) sites coupled with the mesoporous structure and large pore diameters are favorable for the transesterification

Keywords： Ti-MCM-41 mesoporous molecular sieve acid sites transesterification hydrothermal synthesis

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Strain engineering of Pt-based electrocatalysts for oxygen reaction reduction

Frontiers in Energy 2024, Volume 18, Issue 2, Pages 241-262 doi: 10.1007/s11708-024-0932-x

Abstract: However, the insufficient performance of platinum (Pt)-based electrocatalysts for oxygen reduction reaction

Keywords： strain engineering Pt-based catalysts oxygen reduction reaction (ORR) catalytic performance proton

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Oxygen reduction reaction performance of Fe-N-C catalyst with dual nitrogen source

Frontiers in Energy doi: 10.1007/s11708-024-0956-2

Abstract: substitutes to displace electrocatalysts containing noble chemical elements in the oxygen reduction reaction

Keywords： Fe-N-C oxygen reduction reaction nitrogen-doped dual nitrogen source

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Heterogeneous reaction mechanism of gaseous HNO

Nan ZHAO,Qingzhu ZHANG,Wenxing WANG

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 5, doi: 10.1007/s11783-016-0836-z

Abstract: We studied the heterogeneous reaction mechanism of gaseous HNO with solid NaCl.Water molecules induce surface reconstruction of NaCl to facilitate the reaction.This paper aimed at the heterogeneous reaction between gaseous HNO and solid NaCl.imply that water molecules induce the surface reconstruction, which is essential for the heterogeneous reaction

Keywords： Seasalt particles NaCl HNO₃ Heterogeneous reaction Reaction mechanism Density functional theory

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Advance in FCC Process Reaction Chemistry

Xu Youhao and Wang Xieqing

Strategic Study of CAE 2007, Volume 9, Issue 8, Pages 6-14

Abstract: style="text-align: justify;">Faced the stringent challenge of FCC process, the multi-dimensional reactionstructure was proposed for FCC process reaction chemistry. The multi-dimension reaction structure mode was established on the basis of hydrocarbon reaction FCC process with multi-dimensional reaction structure has more production modes. The multi-dimensional reaction structure was used to successfully develop MIP process aiming at

Keywords： catalytic cracking reaction chemistry catalyst two different reaction zones multi--dimensional reaction

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Dual-reaction-center catalytic process continues Fenton’s story

Chao Lu, Kanglan Deng, Chun Hu, Lai Lyu

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 5, doi: 10.1007/s11783-020-1261-x

Abstract: Abstract • Dual-reaction-center (DRC) system breaks through bottleneck of Fenton reaction. • UtilizationHowever, both heterogeneous and homogeneous Fenton/Fenton-like technologies follow the classical reactionSo even after a century of development, this reaction still suffers from its inherent bottlenecks inbeen focusing on studying a novel heterogeneous Fenton catalytic process, and we developed the dual-reaction-centerThe construction of the DRC and its performance in the pollutant degradation and interfacial reaction

Keywords： Dual reaction centers Fenton Pollutant utilization Electron transfer

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Graphene-reinforced metal-organic frameworks derived cobalt sulfide/carbon nanocomposites as efficient multifunctional electrocatalysts

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 6, Pages 1487-1499 doi: 10.1007/s11705-021-2085-3

Abstract: Developing cost-effective electrocatalysts for oxygen reduction reaction (ORR), oxygen evolution reaction(OER) and hydrogen evolution reaction (HER) is vital in energy conversion and storage applications.

Keywords： MOF derivative graphene electrocatalyst oxygen reduction reaction oxygen evolution reaction hydrogenevolution reaction