Colloid and Interface Science Communications最新文献_第7页

The influence of chemical oxidation on the adsorption properties of 3D graphene materials by the enhanced accessibility 化学氧化对三维石墨烯材料吸附特性的影响--增强的可及性

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-04-10 DOI: 10.1016/j.colcom.2024.100785

Mengnan Yin , Di Zhang , Lin Shi , Xiao Sun , Junyu Liu , Yangwei Bai

{"title":"The influence of chemical oxidation on the adsorption properties of 3D graphene materials by the enhanced accessibility","authors":"Mengnan Yin , Di Zhang , Lin Shi , Xiao Sun , Junyu Liu , Yangwei Bai","doi":"10.1016/j.colcom.2024.100785","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100785","url":null,"abstract":"<div>Graphene aerogel (GA) and hydrogel (GH) were oxidized using hydrogen peroxide (H2O2) and nitric acid (HNO3), respectively. The oxidized GA enhanced bisphenol A (BPA, hydrophobic) and methyl orange (MO, hydrophilic) adsorption. The accessibility of the air-closed pores in oxidized GA was enhanced due to the increase of oxygen-containing functional groups, exposing some new adsorption sites, as identified by 1H NMR relaxation measurements. The oxidized GH inhibited BPA adsorption but increased MO adsorption. Higher oxygen-containing functional groups form water clusters and occupy adsorption sites for hydrophobic pollutants. Nevertheless, increased hydrophilicity facilitated the adsorption of hydrophilic pollutants. In addition, the adsorption rate of BPA on oxidized GA was decelerated, while that of MO was accelerated. The adsorption rates of both BPA and MO were accelerated on oxidized GH. This study emphasized that oxidation has different effects on the accessibility of air-enclosed pores and the adsorption properties of GA and GH.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"60 ","pages":"Article 100785"},"PeriodicalIF":4.5,"publicationDate":"2024-04-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000207/pdfft?md5=3cd63091bd75c1b054a524fd02805730&pid=1-s2.0-S2215038224000207-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140539795","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Selective adsorption and sensing mechanism of ZnFe2O4 (111) surface towards toxic gases:A first-principles study ZnFe2O4 (111) 表面对有毒气体的选择性吸附和传感机制：第一原理研究

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-04-01 DOI: 10.1016/j.colcom.2024.100784

Renchu Zhao , Dachang Chen , Jie Li , Qing Miao , Ke Liu , Beibei Xiao

{"title":"Selective adsorption and sensing mechanism of ZnFe2O4 (111) surface towards toxic gases:A first-principles study","authors":"Renchu Zhao , Dachang Chen , Jie Li , Qing Miao , Ke Liu , Beibei Xiao","doi":"10.1016/j.colcom.2024.100784","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100784","url":null,"abstract":"<div>ZnFe2O4 possesses an excellent gas-sensing performance, but its sensing mechanism towards different toxic gas molecules requires further exploration. In this study, the competitive adsorption and sensing properties of several toxic gases (NO2, NO, SO2, CO, H2S, and NH3) on the ZnFe2O4 (111) surface were investigated using density functional theory (DFT) calculations. The adsorption energy, charge transfer (QT), occupation function, adsorption free energy, charge density difference (CDD), and density of states (DOS) were compared. The results reveal that the ZnFe2O4 (111) surface exhibits obvious adsorption for NH3, H2S, NO2, and H2O, besides the selectivity of NH3 molecule is highest. Strong chemical interactions exist between these harmful gas molecules and the ZnFe2O4 (111) surface. This study offers valuable theoretical insights into the selective adsorption and sensing mechanism, contributing to the development of high-performance gas sensors to detect toxic gases.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"60 ","pages":"Article 100784"},"PeriodicalIF":4.5,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000190/pdfft?md5=de62fdcf00d2096b4d7164343e2fc1ca&pid=1-s2.0-S2215038224000190-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140338717","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Photo-Sono activated fluorine-doped titanium-based bone implants for rapid osteosarcoma eradication and bacterial infection elimination 用于快速根除骨肉瘤和消除细菌感染的光子活化掺氟钛基骨植入物

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-03-26 DOI: 10.1016/j.colcom.2024.100783

Guannan Zhang , Hailiang Zhang , Rong Li , Ying Lu , Qinying Shi , Xin Yang , Jianbo Song

{"title":"Photo-Sono activated fluorine-doped titanium-based bone implants for rapid osteosarcoma eradication and bacterial infection elimination","authors":"Guannan Zhang , Hailiang Zhang , Rong Li , Ying Lu , Qinying Shi , Xin Yang , Jianbo Song","doi":"10.1016/j.colcom.2024.100783","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100783","url":null,"abstract":"<div>Inadequate elimination of tumor cells, bacterial infection, and insufficient bone fusion are the primary factors contributing to the recurrence of osteosarcoma and implant failure. To overcome these challenges, a multifunctional bioactive titanium-based implant consisting of fluorine-doped titanium dioxide (TiO2) nanoparticles was designed for synergistic therapy activated by near-infrared II (NIR-II) light and ultrasound. The F-doped TiO2 nanoparticles exhibit excellent photothermal and acoustic properties upon excitation by 1060 nm NIR-II laser and ultrasound, respectively. The synergistic effect of hyperthermia and reactive oxygen species (ROS) under photoacoustic action endows the TiO2 nanoparticles with remarkable anti-tumor and anti-bacterial activities, enabling them to eradicate Saos-2 cells within 10 min and S. aureus within 15 min. Meanwhile, the nanostructured surface and appropriate doping of F endow nanoparticles with excellent bone promoting ability.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"60 ","pages":"Article 100783"},"PeriodicalIF":4.5,"publicationDate":"2024-03-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000189/pdfft?md5=6acd3d31080ff1fc5191d728084340ab&pid=1-s2.0-S2215038224000189-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140295992","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Thermostable, water-repellent, moisture-permeable Nomex nanofibrous membranes with a connected PTFE network for personal protective fabrics 具有连接聚四氟乙烯网络的耐热、防水、透湿 Nomex 纳米纤维膜，用于个人防护织物

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-03-23 DOI: 10.1016/j.colcom.2024.100782

Xi Yu , Wenxiu Wu , Guiying Xu , Lihuan Wang , Hui Yu , Chi-wai Kan , Jianhua Yan , Xianfeng Wang , Ziqiong Wang , Yeer Wu , Lingrui Wen , Qiang Zhou

{"title":"Thermostable, water-repellent, moisture-permeable Nomex nanofibrous membranes with a connected PTFE network for personal protective fabrics","authors":"Xi Yu , Wenxiu Wu , Guiying Xu , Lihuan Wang , Hui Yu , Chi-wai Kan , Jianhua Yan , Xianfeng Wang , Ziqiong Wang , Yeer Wu , Lingrui Wen , Qiang Zhou","doi":"10.1016/j.colcom.2024.100782","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100782","url":null,"abstract":"<div>Water-repellent and moisture-permeable membranes are highly desirable for improving wearing comfort and protection; however, constructing thermostable fabrics with excellent moisture permeability and high resistance to water penetration in high-temperature personal protection remains a great challenge. Therefore, we fabricate Nomex nanofibrous membranes via electrospinning, and further perform dip-coating with polytetrafluoroethylene (PTFE) emulsion and hot-pressing for constructing connected PTFE network. The Nomex membranes possess hydrophobic PTFE networks and retain porous structures, improving their water repellent without influencing water vapor transmission. Furthermore, the membranes demonstrate prominent thermostability due to the synergistic effect of the high-temperature-resistant Nomex substrate and PTFE hydrophobic agent. Consequently, the Nomex/PTFE membranes exhibit prominent water-repellent and moisture-permeability with high hydrostatic pressure of 58 kPa and satisfactory water vapor transmission rate of 6008 g m−2 d−1, as well as remarkable thermostability to maintain structural stability under 300 °C, suggesting great promise as exceptional candidates for high-temperature personal protection and comfort management.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"60 ","pages":"Article 100782"},"PeriodicalIF":4.5,"publicationDate":"2024-03-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000177/pdfft?md5=56ded69120799510fd6a63193744b329&pid=1-s2.0-S2215038224000177-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140195957","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Reuse of waste casein peptides to capture Cu (II) for long-term antibacterial reutilization 再利用废弃酪蛋白肽捕获铜 (II)，实现长期抗菌再利用

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-03-19 DOI: 10.1016/j.colcom.2024.100781

Huihui Qu , Yiyuan Wang , Jing Kang , Quanfu Yao , Alideertu Dong , Ying Liu

{"title":"Reuse of waste casein peptides to capture Cu (II) for long-term antibacterial reutilization","authors":"Huihui Qu , Yiyuan Wang , Jing Kang , Quanfu Yao , Alideertu Dong , Ying Liu","doi":"10.1016/j.colcom.2024.100781","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100781","url":null,"abstract":"<div>To date, researchers have worked on developing new pathways to control and manage food and industrial wastes (e.g. dairy wastewater, heavy metals, etc.), but most do not involve the reuse of these wastes. Herein, we propose to use casein peptides (CPs) based on dairy waste to capture Cu2+ from industrial wastewater, which is reduced to copper and cuprous oxide nanoparticles (consisting of metallic Cu and Cu2O crystalline phases) distributed on CPs. The prepared product CPs/Cu/Cu2O NPs showed prominent antibacterial activity against Escherichia coli and Staphylococcus aureus, as well as multidrug-resistant bacteria from livestock wastewater through generating reactive oxygen species (ROS) in combination with released Cu2+. The method proposed in this study is also applicable to extract Cu2+ from actual electroplating wastewater for bacterial disinfection. Finally, we achieved the modulation of the composition of Cu/Cu2O NPs loaded on CPs.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"60 ","pages":"Article 100781"},"PeriodicalIF":4.5,"publicationDate":"2024-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000165/pdfft?md5=0c54533f477cd39a83869a2e7cca2938&pid=1-s2.0-S2215038224000165-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140162494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

A protective shell on the surface of Chlorella cells promotes long-term stable production of hydrogen 小球藻细胞表面的保护壳可促进氢气的长期稳定生产

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-03-01 DOI: 10.1016/j.colcom.2024.100780

Yu Li , Longzhang Han , Guoqiu Yu , Hongxin Yang , Congting Sun , Ying Zhang , Zhonglin Chen , Huan Tong , Dongyue Su

{"title":"A protective shell on the surface of Chlorella cells promotes long-term stable production of hydrogen","authors":"Yu Li , Longzhang Han , Guoqiu Yu , Hongxin Yang , Congting Sun , Ying Zhang , Zhonglin Chen , Huan Tong , Dongyue Su","doi":"10.1016/j.colcom.2024.100780","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100780","url":null,"abstract":"<div>The Chlorella cells exhibit excellent application potential in the field of environmental governance and bioenergy development. By selecting a bionic coating on the cell surface, it is possible to significantly enhance the cells' viability and stability within polluted environments. In this study, we employed catechol to induce the native Chlorella cells and Tannic acid (TA)-Fe3+@laccase coated cells to produce hydrogen. This protective coating effectively shielded the cells from external stressors, enhancing their tolerance in alkaline environments and higher substrate concentrations, ensuring long-term stable hydrogen production, achieving a 1.7-fold increase compared to the native cell hydrogen production in 7 days (Optical density, OD750 = 2.5). Meanwhile, the degradation rate of catechol and the accumulation of biomass were also improved, and the accumulation of biomass increased by 8%. This strategy is expected to provide new solutions and possibilities for utilizing environmental pollutants to produce clean energy.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"59 ","pages":"Article 100780"},"PeriodicalIF":4.5,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000153/pdfft?md5=fab1fda58a5aa72d26b1bb72aa4e5658&pid=1-s2.0-S2215038224000153-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140134007","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Naturally effective inhibition of microbial corrosion on carbon steel by beneficial biofilm in the South China Sea 南海有益生物膜对碳钢微生物腐蚀的天然有效抑制作用

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-03-01 DOI: 10.1016/j.colcom.2024.100779

Yu Gao , Jingru Zhang , Donglei Wang , Jiaxin Fan , Arjan Mol , Fuhui Wang , Danni Zhang , Dake Xu

{"title":"Naturally effective inhibition of microbial corrosion on carbon steel by beneficial biofilm in the South China Sea","authors":"Yu Gao , Jingru Zhang , Donglei Wang , Jiaxin Fan , Arjan Mol , Fuhui Wang , Danni Zhang , Dake Xu","doi":"10.1016/j.colcom.2024.100779","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100779","url":null,"abstract":"<div>Microbially influenced corrosion (MIC) of metals exerts a negative effect on the marine environment and causes a great loss of marine facilities. Corrosion prevention in an eco-friendly and sustainable way is a difficult problem to address, especially in the marine environment. In this work, Nocardiopsis dassonville, a corrosive bacteria isolated from the South China Sea was studied by using carbon steel. The results indicate that N. dassonville caused a corrosion loss of 7.68 mg cm−2 and a corrosion pit of 13.0 μm on the carbon steel surface, but the corrosion is inhibited in the presence of Vibrio sp. EF187016 in the medium. Vibrio sp. EF187016 preferentially occupied the carbon steel surface, forming a protective biofilm that hindered the attachment of N. dassonville. In addition, extracellular polymeric substances extracted from Vibrio sp. EF187016 was added to N. dassonvillei inoculated medium and showed a significant inhibition of MIC on carbon steel.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"59 ","pages":"Article 100779"},"PeriodicalIF":4.5,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000141/pdfft?md5=d8ab5cd820782257dda969748f9a87ee&pid=1-s2.0-S2215038224000141-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140096262","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Microstructure, mechanical properties, and adhesion behavior of DLC/W coating on Al-Mg loudspeaker diaphragm for enhancing its acoustic performance 用于提高铝镁扬声器振膜声学性能的 DLC/W 涂层的微观结构、机械性能和附着行为

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-03-01 DOI: 10.1016/j.colcom.2024.100778

Qinglei Sun , Can Cui , Jianing Li , Feifan Fang , Zheng Li , Yan Li , Fuchu Liu , Peng Yuan

{"title":"Microstructure, mechanical properties, and adhesion behavior of DLC/W coating on Al-Mg loudspeaker diaphragm for enhancing its acoustic performance","authors":"Qinglei Sun , Can Cui , Jianing Li , Feifan Fang , Zheng Li , Yan Li , Fuchu Liu , Peng Yuan","doi":"10.1016/j.colcom.2024.100778","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100778","url":null,"abstract":"<div>Metal-based loudspeaker diaphragms show promise for high-frequency audio devices, but they produce sharp and fatiguing sounds. This study aimed to improve high-frequency response by depositing a durable diamond-like carbon (DLC)/W coating on aluminum‑magnesium (Al-Mg) diaphragms. The effect of PECVD deposition bias voltage on the coating's morphology, chemical structure, and mechanical properties was investigated. W-based intermediate layer boosted DLC-substrate adhesive strength by 2.5 times compared to direct DLC deposition. The nanohardness, elastic modulus, and Vickers hardness of DLC/W-coated diaphragms initially increased and then decreased with bias voltage (−100 to −300 V), peaking at −200 V, correlating with sp3 bond content. Compared to uncoated samples, the DLC/W-coated Al-Mg diaphragm loudspeakers expanded bandwidth by 2–5 kHz, improved performance gain by 3.5 dB, suppressed harmonic distortion to <6%, and enhanced subjective auditory experience. These findings hold potential for practical applications, advancing high-frequency loudspeaker technology.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"59 ","pages":"Article 100778"},"PeriodicalIF":4.5,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S221503822400013X/pdfft?md5=4ce5597d587b15326f519dfc592d8577&pid=1-s2.0-S221503822400013X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140014223","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Removal of organochlorine pesticides by nanofiltration membranes modified with NH2-MWCNTs 用 NH2-MWCNT 改性的纳滤膜去除有机氯农药

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-02-28 DOI: 10.1016/j.colcom.2024.100777

Saeid Asgari , Ali Reza Khodabakhshi , Arezoo Rasouli , Mahyar Sahabi , Ramin Karimian

{"title":"Removal of organochlorine pesticides by nanofiltration membranes modified with NH2-MWCNTs","authors":"Saeid Asgari , Ali Reza Khodabakhshi , Arezoo Rasouli , Mahyar Sahabi , Ramin Karimian","doi":"10.1016/j.colcom.2024.100777","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100777","url":null,"abstract":"<div>Excessive use of pesticides and therefore the spread of pesticides in the environment with destructive effects on human and animal health is a very great problem in the world. In this study, the removal of three samples of organochlorine pesticides including aldrin, lindane, and endosulfan was investigated using nanofiltration membranes modified with NH2-MWCNTs. The properties of the prepared membranes were investigated by scanning electron microscopy (SEM), contact angle, water content, porosity, and mechanical strength. The performance of the membranes was evaluated by analysis of the rejection and flux of pesticide solutions at different pH. The addition of NH2-MWCNTs to the polymer matrix significantly improved the hydrophilic properties of the membranes and reduced the contact angle. Membrane flux was also improved by increasing the concentration of carbon nanotubes to 0.2 wt%. The highest flux at pH 10 is related to lindane pesticide. The modified membrane with 0.5 wt% functionalized carbon nanotubes showed a 98% rejection for endosulfan at neutral pH compared to the pure membrane. In the pH range experiment, lindane rejection was lower than of other pesticides. The steric hindrance due to the structure and molecular size of pesticides and interaction with membrane surface was very important in membrane efficiency. The M3 membrane with 0.3 wt% NH2-MWCNTs revealed high antifouling performance.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"59 ","pages":"Article 100777"},"PeriodicalIF":4.5,"publicationDate":"2024-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000128/pdfft?md5=e874e7ffaf776a6060091f8faac00b17&pid=1-s2.0-S2215038224000128-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139986856","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Preparation of functionalized boron nitride nanosheets by one-step method for improving the thermal conductivity of polymers 用一步法制备功能化氮化硼纳米片，改善聚合物的导热性能

IF 4.5 3区材料科学

Colloid and Interface Science Communications Pub Date : 2024-02-26 DOI: 10.1016/j.colcom.2024.100776

Shufen Wang , Jiapeng Tang , Hailing Xiang , Xingke Zhao , Kunhong Hu , Chengliang Han , SanE Zhu , Minghua Li , Yunsheng Ding

{"title":"Preparation of functionalized boron nitride nanosheets by one-step method for improving the thermal conductivity of polymers","authors":"Shufen Wang , Jiapeng Tang , Hailing Xiang , Xingke Zhao , Kunhong Hu , Chengliang Han , SanE Zhu , Minghua Li , Yunsheng Ding","doi":"10.1016/j.colcom.2024.100776","DOIUrl":"https://doi.org/10.1016/j.colcom.2024.100776","url":null,"abstract":"<div>Boron nitride nanosheets (BNNSs) with high thermal conductivity (TC) have promising applications in the thermal conduction. However, the preparation of BNNSs is cumbersome and BNNSs are prone to aggregation in the polymer matrix, which reduces the efficient enhancement for the TC of BNNSs/polymer composite. Herein, we propose a one-step method for the simultaneous exfoliation and functionalization of BNNSs with polymer latex as an agent. The obtained WPU-BNNSs displayed as few-layers with sizes of 100-500 nm and were mixed with WPU matrix as filler. The results demonstrated that the BNNSs/WPU composites have higher TC than the h-BN/WPU with the same filler content. When the filler content reached 50%, its TC was 251.4% higher than that of pure WPU. The excellent TC arose from the outstanding dispersion uniformity of WPU-BNNSs in the matrix. This study provides an economical and efficient method of fabricating BNNSs-based thermal conductive composite materials.</div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"59 ","pages":"Article 100776"},"PeriodicalIF":4.5,"publicationDate":"2024-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038224000116/pdfft?md5=0842b99aba2067a1e324c7d2edbcfab9&pid=1-s2.0-S2215038224000116-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139975776","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0