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Nanoconfinement effects of mesoporous CuMn2O4 spinel for constructing efficient Hg0 removal catalysts 用于构建高效除汞催化剂的介孔铜锰氧化物尖晶石的纳米细化效应
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-03-08 DOI: 10.1016/j.catcom.2024.106899
Yu Wang , Bin Zhou , Jingjie Guo , Tao Liu , Yu Yang , Bing Li , Jiaojiao Yang , Yue Peng , Jianjun Chen , Wenzhe Si , Junhua Li
{"title":"Nanoconfinement effects of mesoporous CuMn2O4 spinel for constructing efficient Hg0 removal catalysts","authors":"Yu Wang ,&nbsp;Bin Zhou ,&nbsp;Jingjie Guo ,&nbsp;Tao Liu ,&nbsp;Yu Yang ,&nbsp;Bing Li ,&nbsp;Jiaojiao Yang ,&nbsp;Yue Peng ,&nbsp;Jianjun Chen ,&nbsp;Wenzhe Si ,&nbsp;Junhua Li","doi":"10.1016/j.catcom.2024.106899","DOIUrl":"10.1016/j.catcom.2024.106899","url":null,"abstract":"<div><p>Developing high-performance mercury removal catalysts is essential for addressing atmospheric mercury pollution. Notably, conventional mineral adsorbents are ineffective for high-temperature flue gases (&gt;300 °C). In this study, confinement catalysis was utilized to modify CuMn<sub>2</sub>O<sub>4</sub>. Under the chlorine-free catalytic condition, the temperature window of T<sub>95</sub> was widened by 150 °C (for 50–400 °C) toward high-temperature. Mechanistic studies suggest that nanoconfinement effects significantly improve the catalytic performance. Molecular oxygen adsorption and activation capacity were dramatically enhanced, as demonstrated by NAP-XPS. The plentiful grain boundaries effectively adjust the defect species and electronic structure of the catalysts in favor of Hg<sup>0</sup> catalysis, whereas the porous structure improves the reactant adsorption properties.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106899"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000591/pdfft?md5=e3a94f1c7a3a7b115242da8979b65765&pid=1-s2.0-S1566736724000591-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140128217","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis, properties, and utilization of carbon quantum dots as photocatalysts on degradation of organic dyes: A mini review 作为光催化剂降解有机染料的碳量子点的合成、特性和利用：微型综述
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-03-26 DOI: 10.1016/j.catcom.2024.106914
A. Muhammad Afdhal Saputra , Averroes Fazlur Rahman Piliang , Dellyansyah , Marpongahtun , Andriayani , Ronn Goei , Risky Ramadhan H.T.S. , Saharman Gea
{"title":"Synthesis, properties, and utilization of carbon quantum dots as photocatalysts on degradation of organic dyes: A mini review","authors":"A. Muhammad Afdhal Saputra ,&nbsp;Averroes Fazlur Rahman Piliang ,&nbsp;Dellyansyah ,&nbsp;Marpongahtun ,&nbsp;Andriayani ,&nbsp;Ronn Goei ,&nbsp;Risky Ramadhan H.T.S. ,&nbsp;Saharman Gea","doi":"10.1016/j.catcom.2024.106914","DOIUrl":"10.1016/j.catcom.2024.106914","url":null,"abstract":"<div><p>This review highlights Carbon Quantum Dots (CQDs) as promising photocatalysts for breaking down organic pollutants, particularly in advancing CQDs-based systems for degrading organic dyes. CQDs, used alone or combined with semiconductors, enhance performance. In scenarios with narrow bandgaps, CQDs assist in separating charges, whereas in wider bandgaps, they enable visible/NIR activity through up-conversion luminescence. When integrated into <em>Z</em>-scheme heterostructures, CQDs reduce recombination by facilitating electron transfer. Synthesis methods—both top-down and bottom-up—are explored along with crucial physicochemical properties. Furthermore, modifying CQDs through doping and integrating functional groups on their surface adjusts their characteristics, promising more effective CQDs-modified photocatalysts in future research.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106914"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000748/pdfft?md5=ea04b775a8257ade3d695dce72d8f813&pid=1-s2.0-S1566736724000748-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140406132","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
MOF-derived Fe3O4@SiO2/Al2O3 yolk-shell nanoreactor for efficient furfural acetalization 用于高效糠醛缩醛化的 MOF 衍生 Fe3O4@SiO2/Al2O3 卵黄壳纳米反应器
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-03-07 DOI: 10.1016/j.catcom.2024.106900
Yang Zhang , Qizhuang Zou , Ruiqi Fang , Hua Tan , Hongbing Ji , Yingwei Li
{"title":"MOF-derived Fe3O4@SiO2/Al2O3 yolk-shell nanoreactor for efficient furfural acetalization","authors":"Yang Zhang ,&nbsp;Qizhuang Zou ,&nbsp;Ruiqi Fang ,&nbsp;Hua Tan ,&nbsp;Hongbing Ji ,&nbsp;Yingwei Li","doi":"10.1016/j.catcom.2024.106900","DOIUrl":"10.1016/j.catcom.2024.106900","url":null,"abstract":"<div><p>Yolk-shell nanoreactors feature numbers of advantages in promoting catalytic performance. This work demonstrates the fabrication of yolk-shell Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>/Al<sub>2</sub>O<sub>3</sub>-<em>T</em> (<em>T</em> = 500–900 °C) from metal-organic framework. Characterizations indicate the Fe<sub>3</sub>O<sub>4</sub> yolk and SiO<sub>2</sub>/Al<sub>2</sub>O<sub>3</sub> shell of the obtained nanoreactors. Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>/Al<sub>2</sub>O<sub>3</sub>–800 showed excellent performance in furfural acetalization to 2-(dimethoxymethyl)furan, achieving a 97% yield at 60 °C, atmospheric pressure within 5 h. Control experiments reveal the high reactivity of Fe<sub>3</sub>O<sub>4</sub> yolks for furfural acetalization, and acidic Al species are favorable for reactivity promotion. Besides, porous SiO<sub>2</sub>/Al<sub>2</sub>O<sub>3</sub> shells facilitate mass transfer and increase the accessibility of active sites, also contribute to the high performance and stability.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106900"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000608/pdfft?md5=8f3a0608813be26deef6ff1bbb727283&pid=1-s2.0-S1566736724000608-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140090338","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An insight into the catalytic properties and process optimization of Fe, Ni doped eggshell derived CaO for a green biodiesel synthesis from waste chicken fat 深入了解掺杂铁、镍的蛋壳衍生氧化钙在利用废弃鸡脂肪合成绿色生物柴油过程中的催化特性和工艺优化
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-01-17 DOI: 10.1016/j.catcom.2024.106848
Rabiah Amal , Ruba Nadeem , Azeem Intisar , Hifza Rouf , Dilawar Hussain , Rehana Kousar
{"title":"An insight into the catalytic properties and process optimization of Fe, Ni doped eggshell derived CaO for a green biodiesel synthesis from waste chicken fat","authors":"Rabiah Amal ,&nbsp;Ruba Nadeem ,&nbsp;Azeem Intisar ,&nbsp;Hifza Rouf ,&nbsp;Dilawar Hussain ,&nbsp;Rehana Kousar","doi":"10.1016/j.catcom.2024.106848","DOIUrl":"10.1016/j.catcom.2024.106848","url":null,"abstract":"<div><p>The basic theme of the current research work is based on the utilization of waste materials to produce environmentally friendly energy, i.e., waste + waste = energy. Efficacious and recyclable eggshell derived CaO, and transition metal doped CaO i.e. Fe-CaO, and Ni-CaO catalysts were used to synthesize biodiesel from chicken fat as a potential source of bioenergy. The synthesized catalysts were examined using a variety of analysis methods, such as FTIR, SEM, and XRD. Single step transesterification process gave 83% biodiesel yield using Fe-CaO. The characteristics of synthesized biodiesel were compared with international standards (ASTM6751 and EU14214).</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106848"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000086/pdfft?md5=19106229bdb1f09c21274f1d3db6eeba&pid=1-s2.0-S1566736724000086-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139499427","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhanced electrocatalytic HER performances of metal free SiC/g-C3N5 heterostructures 增强无金属 SiC/g-C3N5 异质结构的电催化 HER 性能
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-02-20 DOI: 10.1016/j.catcom.2024.106882
Sethumathavan Vadivel , P. Sujita , Bappi Paul , B. Vidhya , Anju Sebastian , R. Selvarajan
{"title":"Enhanced electrocatalytic HER performances of metal free SiC/g-C3N5 heterostructures","authors":"Sethumathavan Vadivel ,&nbsp;P. Sujita ,&nbsp;Bappi Paul ,&nbsp;B. Vidhya ,&nbsp;Anju Sebastian ,&nbsp;R. Selvarajan","doi":"10.1016/j.catcom.2024.106882","DOIUrl":"10.1016/j.catcom.2024.106882","url":null,"abstract":"<div><p>Here in, we have fabricated a composite of SiC and g-C<sub>3</sub>N<sub>5</sub> to form a noble-metal-free heterostructure as SiC/g-C<sub>3</sub>N<sub>5</sub> for electrochemical HER activity. More than a few characterization techniques were investigated for their structural properties, such as the XRD, UV- DRS, FT-IR, FE-SEM, HR-TEM, and XPS measurements respectively. The HER reaction of SiC/g-C<sub>3</sub>N<sub>5</sub> heterostructure with an overpotential obtained from Tafel slope of 81 mV/dec vs RHE at 10 mA/cm<sup>2</sup> which is much better than that of the pristine SiC material. This work entitles that the effective approach for the rational design of g-C<sub>3</sub>N<sub>5</sub>-based electrocatalysts, for future developments in metal-free electrocatalysts.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106882"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000426/pdfft?md5=63ad123bfc7bd10ffd24786392bec422&pid=1-s2.0-S1566736724000426-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139924439","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
AgNi/PC bimetallic and AgNi/PC@Mn trimetallic nanocatalysts for the efficient reduction of 4-nitrophenol 用于高效还原 4-硝基苯酚的 AgNi/PC 双金属和 AgNi/PC@Mn 三金属纳米催化剂
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-02-23 DOI: 10.1016/j.catcom.2024.106885
Hikmet Beyza Erdem, Sevil Çetinkaya
{"title":"AgNi/PC bimetallic and AgNi/PC@Mn trimetallic nanocatalysts for the efficient reduction of 4-nitrophenol","authors":"Hikmet Beyza Erdem,&nbsp;Sevil Çetinkaya","doi":"10.1016/j.catcom.2024.106885","DOIUrl":"10.1016/j.catcom.2024.106885","url":null,"abstract":"<div><p>Catalytic efficiency in hydrogenation reactions can be increased due to the stability achieved with nanomaterials prepared by homogeneously immobilizing multiple metal nanoparticles onto porous solid materials. Herein, porous carbon (PC)-supported bimetallic (AgNi/PC) and trimetallic nanoparticles (AgNi/PC@Mn) were developed and evaluated as catalysts in the NaBH<sub>4</sub>-mediated reduction of 4-nitrophenol to 4-aminophenol. AgNi/PC@Mn catalysts were synthesized using a two-step synthesis strategy. The highest and excellent catalytic efficiency under ambient conditions was obtained by the trimetallic catalyst. Both catalysts proved to be easily separated from the reaction medium and usable for up to five consecutive cycles without losing their catalytic activity.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106885"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000451/pdfft?md5=71540cb5163eac9347fb93de88c43381&pid=1-s2.0-S1566736724000451-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139954471","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Photocatalytic CO2 reduction coupled with biomass-based amines oxidation over double-shelled CdS nanocages 双壳 CdS 纳米笼光催化二氧化碳还原和生物胺氧化
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-02-23 DOI: 10.1016/j.catcom.2024.106884
Haoran Liu , Hanlin Zhou , Luowen Yang , Yixian Pan , Xin Zhao , Fengliang Wang , Ruiqi Fang , Yingwei Li
{"title":"Photocatalytic CO2 reduction coupled with biomass-based amines oxidation over double-shelled CdS nanocages","authors":"Haoran Liu ,&nbsp;Hanlin Zhou ,&nbsp;Luowen Yang ,&nbsp;Yixian Pan ,&nbsp;Xin Zhao ,&nbsp;Fengliang Wang ,&nbsp;Ruiqi Fang ,&nbsp;Yingwei Li","doi":"10.1016/j.catcom.2024.106884","DOIUrl":"10.1016/j.catcom.2024.106884","url":null,"abstract":"<div><p>Solar-driven CO<sub>2</sub> reduction to CO production is often hampered by the kinetically sluggish water photooxidation and fast recombination of photocarriers. Herein, we report a photoredox system of CO<sub>2</sub> reduction coupled with biomass-based amines oxidation. Double-shelled CdS nanocages (CdS DSNC) are synthesized by a successive etching‑sulfuration strategy, which delivers impressive CO and difurfurylamine yields of 1226.4 and 5526.5 μmol·g<sup>−1</sup>·h<sup>−1</sup>, respectively. Mechanism studies uncover that the double-shelled structure endows CdS DSNC with high accessibility of active sites and short transfer distance for photocarriers. Besides, furfurylamine serves as both the electron donor and the capturer of CO<sub>2</sub>, thus boosting the photoredox performance.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106884"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S156673672400044X/pdfft?md5=07c989a8f409b20f352707c34cdb80c9&pid=1-s2.0-S156673672400044X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139954361","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cycloalkanes oxidation with O2 catalyzed by a novel metalloporphyrin-based covalent coupling structure with bimetallic catalytic centers through synergistic mode 基于金属卟啉的新型共价偶联结构与双金属催化中心通过协同模式催化环烷烃与 O2 的氧化反应
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-02-13 DOI: 10.1016/j.catcom.2024.106876
Jia-Ye Ni, Yan-Bo Ding, Jing Sun, Hong-Ke Wu, Hai-Min Shen, Yuan-Bin She
{"title":"Cycloalkanes oxidation with O2 catalyzed by a novel metalloporphyrin-based covalent coupling structure with bimetallic catalytic centers through synergistic mode","authors":"Jia-Ye Ni,&nbsp;Yan-Bo Ding,&nbsp;Jing Sun,&nbsp;Hong-Ke Wu,&nbsp;Hai-Min Shen,&nbsp;Yuan-Bin She","doi":"10.1016/j.catcom.2024.106876","DOIUrl":"10.1016/j.catcom.2024.106876","url":null,"abstract":"<div><p>A novel bimetallic central covalent coupling catalytic system (Porp.Co@Zn-C6) based on Tris(4-Cl)(4-OH)Co and Tris(4-Cl)(4-OH)Zn was established to improve cycloalkanes oxidation. In particular, the partially-oxidized product's selectivity rose from 86.4% to 97.5% and the cyclohexane conversion was boosted from 3.80% to 4.41%. Simultaneously achieved improvements in conversion and selectivity. In this system, Co(II) was employed to activate molecular oxygen, Zn(II) was utilized to strengthen the utilization of cyclohexyl hydroperoxide and to be avoided its thermal decomposition in disorder state. This proposal can be very suitable for other cycloalkanes as well, which will improve the conversion and selectivity concurrently.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106876"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000360/pdfft?md5=637c64fd64077690f6c55455185f5fa0&pid=1-s2.0-S1566736724000360-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139824303","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
DoE-driven thermodynamic assessment of COX-free hydrogen production from methane decomposition 由 DoE 驱动的甲烷分解无 COX 制氢热力学评估
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-02-10 DOI: 10.1016/j.catcom.2024.106874
Lucas David Biondo , Christian Manera , Cesar Aguzzoli , Marcelo Godinho
{"title":"DoE-driven thermodynamic assessment of COX-free hydrogen production from methane decomposition","authors":"Lucas David Biondo ,&nbsp;Christian Manera ,&nbsp;Cesar Aguzzoli ,&nbsp;Marcelo Godinho","doi":"10.1016/j.catcom.2024.106874","DOIUrl":"10.1016/j.catcom.2024.106874","url":null,"abstract":"<div><p>Methane decomposition for hydrogen production is classified as blue turquoise, an intermediate between green and blue hydrogen. It does not generate greenhouse gas (GHG) emissions and does not require installation of carbon capture, utilization, and storage (CCUS) processes, becoming environmentally competitive among technologies, as the only byproduct is solid carbon. This research contributes to optimize temperature and gas hourly space velocity parameters for methane conversion adopting design of experiment (DoE) concept to collect data and identify significant factors through a 3<sup>2</sup> factorial design. Highest methane conversion, considering thermodynamic equilibrium limit of reaction, was obtained at 900 K and 6000 mL.h<sup>−1</sup>.g<sup>−1</sup>. The catalyst used was characterized by SEM, BET, and XRD.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106874"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000347/pdfft?md5=218fd30ab70bb6b574b766fa7282d613&pid=1-s2.0-S1566736724000347-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139816772","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Influence of binder selection on the catalytic performance of zeolite-based bifunctional catalysts for biomass catalysis 粘合剂选择对生物质催化用沸石基双功能催化剂催化性能的影响
IF 3.7 3区 化学
Catalysis Communications Pub Date : 2024-02-01 Epub Date: 2024-03-02 DOI: 10.1016/j.catcom.2024.106892
Jinfei Lu , Shaohua Wang , Yanheng Hao , Lu Lin , Fan Bai , Wenhao Cui , Juan Wang , Qingda An , Peng Tian , Jifeng Pang , Wenhao Luo
{"title":"Influence of binder selection on the catalytic performance of zeolite-based bifunctional catalysts for biomass catalysis","authors":"Jinfei Lu ,&nbsp;Shaohua Wang ,&nbsp;Yanheng Hao ,&nbsp;Lu Lin ,&nbsp;Fan Bai ,&nbsp;Wenhao Cui ,&nbsp;Juan Wang ,&nbsp;Qingda An ,&nbsp;Peng Tian ,&nbsp;Jifeng Pang ,&nbsp;Wenhao Luo","doi":"10.1016/j.catcom.2024.106892","DOIUrl":"10.1016/j.catcom.2024.106892","url":null,"abstract":"<div><p>The impact of binder selection on catalytic performance of real catalyst extrudates is still limitedly shown in biomass catalysis. Herein, we have prepared two zeolite-based bifunctional extrudates (Ni/LaY-Al<sub>2</sub>O<sub>3</sub> and Ni/LaY-SiO<sub>2</sub>). Compared with Ni/LaY-Al<sub>2</sub>O<sub>3</sub>, Ni/LaY-SiO<sub>2</sub> shows a markedly enhanced durability and sustained performance for 936 h in the continuous liquid-phase hydrogenation of γ-valerolactone into methyl pentanoate. Complementary characterization studies reveal that choosing SiO<sub>2</sub> as binder could efficiently mitigate metal agglomeration, coke formation and support dealumination during catalysis. These findings showcase that binder selection is essential for catalyst durability in the development of the industrial-level bifunctional catalysts for biomass valorization.</p></div>","PeriodicalId":263,"journal":{"name":"Catalysis Communications","volume":"187 ","pages":"Article 106892"},"PeriodicalIF":3.7,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1566736724000529/pdfft?md5=11700240203d5ad1c3def2381ec4ba18&pid=1-s2.0-S1566736724000529-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140045599","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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