Macromolecular Rapid Communications最新文献

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Resonant X-Ray Diffraction of Conjugated Polymers at the Selenium K-Edge. 共轭聚合物在硒k边的共振x射线衍射。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-05-01 Epub Date: 2026-02-27 DOI: 10.1002/marc.202500915
Guillaume Freychet, Nigel Kirby, Matthew Gebert, Yun-Hi Kim, Qiao He, Martin Heeney, Christopher R McNeill
{"title":"Resonant X-Ray Diffraction of Conjugated Polymers at the Selenium K-Edge.","authors":"Guillaume Freychet, Nigel Kirby, Matthew Gebert, Yun-Hi Kim, Qiao He, Martin Heeney, Christopher R McNeill","doi":"10.1002/marc.202500915","DOIUrl":"10.1002/marc.202500915","url":null,"abstract":"<p><p>Conjugated polymers exhibit a rich microstructure with a degree of order between amorphous and crystalline. The performance of semiconductor devices based on conjugated polymers is strongly influenced by this microstructure yet it is difficult to fully characterize. This work investigates the potential of performing resonant diffraction at the selenium K-edge to reveal new microstructural information about conjugated polymer thin films. By studying the variation of diffraction intensity as the X-ray energy is varied across an absorption edge, resonant diffraction, also known as anomalous scattering, can provide new information about molecular packing within the unit cell. With its absorption edge at 12.66 keV, corresponding to a wavelength of ∼ 1 Å, selenium K-edge measurements allow for peaks corresponding to the smallest crystalline spacings (e.g. π--π stacking) to be studied. Two selenium-containing polymers, namely poly(3-hexylselenophene) (P3HS) and poly[(E)-2,7-bis(2-decyltetradecyl)-4-methyl-9-(5-(2-(5-methylselenophen-2-yl)vinyl)selenophen-2-yl)benzo[lmn][3,8] phenanthroline-1,3,6,8(2H,7H)-tetraone] (PNDI-SVS, a naphthalene diimide and selenophene-vinylene-selenophene-based copolymer) are studied. Comparison is made to measurements performed at the sulfur K-edge by studying the thiophene analog of PNDI-SVS. While less pronounced than at the sulfur K-edge, variations in diffraction intensity and anisotropic diffraction at the selenium K-edge are observed, demonstrating the potential for interrogating π--π stacking peaks that may assist with the refining of structural models.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e00915"},"PeriodicalIF":4.3,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13140775/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147300474","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
4D Printable Formulations of Mixed Low and High Molecular Weight Liquid Crystalline Units: A Versatile Route to Functional Soft Actuators. 混合低分子量和高分子量液晶单元的4D可打印配方:功能性软致动器的通用路线。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-05-01 Epub Date: 2026-02-16 DOI: 10.1002/marc.202500884
Lorena Ceamanos, María López-Valdeolivas, Pengrong Lyu, Danqing Liu, Dirk J Broer, Carlos Sánchez-Somolinos
{"title":"4D Printable Formulations of Mixed Low and High Molecular Weight Liquid Crystalline Units: A Versatile Route to Functional Soft Actuators.","authors":"Lorena Ceamanos, María López-Valdeolivas, Pengrong Lyu, Danqing Liu, Dirk J Broer, Carlos Sánchez-Somolinos","doi":"10.1002/marc.202500884","DOIUrl":"10.1002/marc.202500884","url":null,"abstract":"<p><p>Over the last few years, 4D printing of liquid crystal elastomers (LCEs) has been explored to develop actuators with significant, reversible, and anisotropic shape changes upon external stimuli such as heat or light. Most reported ink formulations rely on photo-curable liquid crystal materials derived from high molecular weight (MW) main-chain macromers. Their rheological properties allow to program molecular alignment during direct ink writing. In contrast, formulations composed mainly of monoacrylate or diacrylate low MW mesogens are unsuitable for extrusion-based 4D printing as they fail to promote mesogen alignment during printing. This shortcoming restricts the range of chemical and physical compositions accessible to 4D printing. Here, we introduce a practical route for formulating 4D printable inks that integrate low MW mesogens. By adding an acrylate-ended macromer to the low MW constituents, these mixtures become suitable for direct ink writing. This enables the preparation of multi-functional actuators with digitally controlled director morphology and tailored properties, for example, stiffness and actuation strain, as well as light-responsive behavior when photoactive molecules are used. These results highlight the versatility of the method and suggest its potential compatibility with other functional low MW units, such as those responsive to electrical or pH stimuli.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e00884"},"PeriodicalIF":4.3,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13140786/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146199725","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
Toward Intelligent and Personalized Skin Healing: Responsive Natural Hydrogels Bridging Sensing and Therapy. 迈向智能和个性化皮肤愈合:反应性天然水凝胶桥接传感和治疗。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-05-01 Epub Date: 2026-02-27 DOI: 10.1002/marc.202500907
Xinheng Wang, Changzhao Gao, Dandan Yang, Zhe Sui, Rihua Jiang
{"title":"Toward Intelligent and Personalized Skin Healing: Responsive Natural Hydrogels Bridging Sensing and Therapy.","authors":"Xinheng Wang, Changzhao Gao, Dandan Yang, Zhe Sui, Rihua Jiang","doi":"10.1002/marc.202500907","DOIUrl":"10.1002/marc.202500907","url":null,"abstract":"<p><p>Dermatological conditions, including acne, psoriasis, atopic dermatitis, and chronic wounds, are distinguished by intricate lesion microenvironments, substantial heterogeneity, and notable dynamic alterations. Conventional topical therapies frequently encounter challenges such as inadequate local retention, non-specific diffusion, and potential adverse effects. In contrast, Natural hydrogels are gaining prominence as pivotal materials for dermatological interventions due to their exceptional biocompatibility, biodegradability, and adaptable multifunctional network structures. This systematic review explores the recent progress of Natural hydrogels in dermatological therapy. Particular attention is given to their capacity to sense dynamic lesion microenvironments, such as pH, reactive oxygen species, enzymes, temperature, and mechanical stress. Building on this foundation, we discuss how these smart hydrogels achieve precise interventions, including controlled anti-inflammatory release, antibacterial effects, immune regulation, and barrier repair. It also evaluates the potential and limitations of Natural hydrogels in preclinical studies and translational applications. In addition, it forecasts future directions, particularly their integration with advanced technologies such as single-cell omics, AI-driven material design, and wearable diagnostic therapeutic systems. The review aims to offer an interdisciplinary perspective and a future roadmap for precision and personalized interventions utilizing Natural hydrogels in dermatological therapy.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e00907"},"PeriodicalIF":4.3,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147300451","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Self Dilution of Model Polystyrene Pom-Poms and Combs by Unentangled Side Arms. 自稀释模型聚苯乙烯球和梳子的不纠缠侧臂。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-05-01 Epub Date: 2026-02-10 DOI: 10.1002/marc.202500930
Max G Schußmann, Valerian Hirschberg, Manfred Wilhelm, Manfred H Wagner
{"title":"Self Dilution of Model Polystyrene Pom-Poms and Combs by Unentangled Side Arms.","authors":"Max G Schußmann, Valerian Hirschberg, Manfred Wilhelm, Manfred H Wagner","doi":"10.1002/marc.202500930","DOIUrl":"10.1002/marc.202500930","url":null,"abstract":"<p><p>We present linear-viscoelastic characterization and elongational viscosity start-up data of 4 model polystyrene pom-poms and 2 model polystyrene combs. All 6 model systems have a self-entangled backbone, but unentangled side arms. Pom-poms consist of a linear backbone with one branching point with q arms at each end of the backbone. Analysis by the Enhanced Relaxation of Stretch (ERS) model shows that the elongational rheology of all model polymers is equivalent to that of polymer melts consisting of long linear chains diluted by short, unentangled linear polymer chains of the same chemistry. Strain hardening increases with increasing intrinsic dilution of the backbone by the arms. The comparison of the elongational viscosity data of pom-poms versus that of the combs with several branching points along the backbone chain suggests that the location of the unentangled side arms does not result in significant differences. At higher elongation rates, brittle filament fracture is observed, which is well described by the fracture criterion for linear melts and polymer solutions, thus confirming the self-dilution of the backbone chains of pom-poms and combs by unentangled side arms.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e00930"},"PeriodicalIF":4.3,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13140788/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146148527","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
Competition and Coupling Between Crystallization and Microphase Separation in a Triblock Copolymer. 三嵌段共聚物结晶与微相分离的竞争与耦合。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-05-01 Epub Date: 2026-02-27 DOI: 10.1002/marc.202500958
Shichu Yang, Zhihao Shen, Xing-He Fan, Yuguo Ma
{"title":"Competition and Coupling Between Crystallization and Microphase Separation in a Triblock Copolymer.","authors":"Shichu Yang, Zhihao Shen, Xing-He Fan, Yuguo Ma","doi":"10.1002/marc.202500958","DOIUrl":"10.1002/marc.202500958","url":null,"abstract":"<p><p>Block copolymers (BCPs) can self-assemble into various nanostructures. The introduction of polymers with special properties, such as liquid crystalline (LC) and semicrystalline ones, will affect the self-assembled structures of BCPs. In this work, BCPs containing a coil block polydimethylsiloxane (PDMS), an LC block poly[4'-(methoxy)-2-vinylbiphenyl-4-methyl ether] (PMVBP) that is a mesogen-jacketed LC polymer (MJLCP), and a semicrystalline poly(L-lactic acid) (PLLA) were synthesized. The diblock copolymer PLLA-b-PMVBP does not form ordered nanostructures because the solubility parameters of the two blocks are quite close. The triblock copolymer PDMS-b-PLLA-b-PMVBP forms the lamellar (LAM) structure at ambient temperature and the hexagonally packed cylindrical (HEX) structure at high temperatures. The results of temperature-dependent small-angle x-ray scattering show that the crystallization of PLLA significantly affects the self-assembled structures of the BCPs. Crystallization of PLLA may compete or couple with the microphase separation of the BCP. In addition, a rare type of phase transformation, lower disorder-order transition (LDOT), is observed in the sample D<sub>56</sub>L<sub>19</sub>V<sub>4</sub>.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e00958"},"PeriodicalIF":4.3,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147300427","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Controlled Growth of Patchy Nanosheets via Crystallization-Driven Self-Assembly of POSS-Containing Block Copolymers. 通过含poss嵌段共聚物的结晶驱动自组装控制片状纳米片的生长。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-04-30 DOI: 10.1002/marc.70297
Chengyang Hong, Zhongfu Yuan, Xiyu Gao, Qing-Yun Guo, Hao Liu
{"title":"Controlled Growth of Patchy Nanosheets via Crystallization-Driven Self-Assembly of POSS-Containing Block Copolymers.","authors":"Chengyang Hong, Zhongfu Yuan, Xiyu Gao, Qing-Yun Guo, Hao Liu","doi":"10.1002/marc.70297","DOIUrl":"https://doi.org/10.1002/marc.70297","url":null,"abstract":"<p><p>2D nanomaterials with precisely controlled dimensions and spatially segregated functionalities hold tremendous promise for advanced applications, yet the high-yield fabrication of polymeric analogues with compositional complexity remains challenging. Herein, we report a strategy for the controlled growth of patchy nanosheets via crystallization-driven self-assembly (CDSA) of polyhedral oligomeric silsesquioxane (POSS)-containing block copolymers (BCPs). Two sets of BCPs, BPOSS<sub>4</sub>-APOSS and BPOSS<sub>2</sub>-KPOM, were precisely synthesized through efficient thiol-maleimide coupling. BPOSS<sub>4</sub>-APOSS undergoes CDSA to form uniform, monodisperse 2D nanosheets with a thickness of ≈4.5 nm, serving as crystalline seeds. Critically, BPOSS<sub>2</sub>-KPOM can undergo kinetically controlled heteroepitaxial deposition exclusively at the edges of preformed nanosheets, yielding patchy 2D architectures with tunable peripheral thickness. The inner region maintains the original BPOSS<sub>4</sub>-APOSS structure with hydrophilic APOSS coronas, while the outer patch consists of BPOSS<sub>2</sub>-KPOM featuring polyoxometalate (POM)-based coronas. This sequential epitaxial growth enables precise control over the lateral dimensions and patch thickness through multiple growth cycles. Our work demonstrates the feasibility of heteroepitaxy in precision molecular systems and establishes a versatile route toward multifunctional 2D nanomaterials with spatially encoded chemical complexity, opening new avenues for the rational design of hierarchical nanostructures.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e70297"},"PeriodicalIF":4.3,"publicationDate":"2026-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147808943","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Integrated Design of Conductive and Dielectric Polymers: Advancing Flexible Electronics from Materials Innovation to Applications. 导电和介电聚合物的集成设计:从材料创新到应用推进柔性电子。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-04-30 DOI: 10.1002/marc.70296
Jie Luo, Yinglei Wu, Zhongyi He, Sirui Wang
{"title":"Integrated Design of Conductive and Dielectric Polymers: Advancing Flexible Electronics from Materials Innovation to Applications.","authors":"Jie Luo, Yinglei Wu, Zhongyi He, Sirui Wang","doi":"10.1002/marc.70296","DOIUrl":"https://doi.org/10.1002/marc.70296","url":null,"abstract":"<p><p>This review systematically examines the innovation and application of conductive (e.g., PPy, PANI, PEDOT:PSS) and dielectric (e.g., PVDF, PI, PMMA) polymers in flexible electronics. Conductive polymers are valued for their tunable conductivity and flexibility. They serve as core components in displays and sensors. Their performance is optimized through doping and molecular design. Dielectric polymers, which offer high permittivity and breakdown strength, are crucial for capacitors and gate dielectrics. Achieving high-performance devices requires integrated designs focusing on heterostructures and interface compatibility. Key applications span flexible displays, wearable health monitors, energy storage, electronic skin, and soft robotics. While challenges such as stability and scalability persist, future directions emphasize intrinsic stretchability, self-healing, AI-driven discovery, and sustainable bio-based materials, ultimately driving flexible electronics from lab research to practical, intelligent, and biointegrated systems.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e70296"},"PeriodicalIF":4.3,"publicationDate":"2026-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147808970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Thermal Conductivity Enhancement of Polymers Using Carbide Fillers. 碳化物填料增强聚合物导热性的研究。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-04-28 DOI: 10.1002/marc.70286
Rena P Bhadani, Jonathan T Mason, Brianna L Ladnier, Moustafa M Zagho
{"title":"Thermal Conductivity Enhancement of Polymers Using Carbide Fillers.","authors":"Rena P Bhadani, Jonathan T Mason, Brianna L Ladnier, Moustafa M Zagho","doi":"10.1002/marc.70286","DOIUrl":"https://doi.org/10.1002/marc.70286","url":null,"abstract":"<p><p>Efficient thermal management has emerged as a critical challenge in modern materials science as continued device miniaturization and increasing power densities lead to heat accumulation that degrades performance and reliability. Polymer composites are widely employed in electronic packaging and thermal interface materials due to their lightweight nature, mechanical compliance, ease of processing, and cost effectiveness. However, the intrinsically low thermal conductivity of polymers severely limits their heat dissipation capability, necessitating the incorporation of thermally conductive fillers. Driven by their high intrinsic thermal conductivity, excellent thermal stability, high room-temperature resistivity, and robust mechanical strength, carbide ceramic fillers have been widely incorporated into polymers. This review provides a comprehensive overview of recent advances in carbide-based polymer composites, with a particular focus on silicon carbide, titanium carbide, and tungsten carbide, addressing the lack of a dedicated and systematic analysis of carbide-filled polymer systems. The effects of filler chemistry, morphology, loading, dispersion, and interfacial engineering on thermal transport are discussed, together with structure-property relationships governing thermal conductivity enhancement. In addition, the industrial readiness and scalability of carbide-filled polymer composites are evaluated in the context of processing compatibility and application requirements. Last, key challenges and future research directions are identified to guide the development and real-world deployment of high-performance thermally conductive polymer composites.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e70286"},"PeriodicalIF":4.3,"publicationDate":"2026-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147758493","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An Efficient Polymerization of MHET to PET via a Stepwise Heating Strategy. 通过逐步加热策略高效聚合MHET到PET。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-04-28 DOI: 10.1002/marc.70295
Shouqin Zhang, Linxi Xiao, Lin Chen, Xuehui Liu, Shimei Xu, Yu-Zhong Wang
{"title":"An Efficient Polymerization of MHET to PET via a Stepwise Heating Strategy.","authors":"Shouqin Zhang, Linxi Xiao, Lin Chen, Xuehui Liu, Shimei Xu, Yu-Zhong Wang","doi":"10.1002/marc.70295","DOIUrl":"https://doi.org/10.1002/marc.70295","url":null,"abstract":"<p><p>Polyethylene terephthalate (PET) plays a critical role in the global plastics industry due to its outstanding properties. However, the continuously growing demand for PET not only challenges production capacity but also leads to substantial waste accumulation. Herein, we innovatively integrate enzymatic depolymerization with an efficient synthesis process to achieve the sustainable development of PET. Using mono(2-hydroxyethyl) terephthalate (MHET), which is a key intermediate derived from enzymatic depolymerization of PET, as the raw material, a stepwise heating esterification process is developed to synthesize PET under low ethylene glycol (EG) usage. Under the optimal conditions, the molar ratio of MHET to EG is reduced to 1:0.2-0.4, while the esterification and polycondensation times are shortened to approximately 3-3.5 h and 1-1.5 h, respectively. Moreover, the synthesized PET demonstrates excellent thermal and mechanical properties, which are comparable to those of commercially available PET, along with the melting point of 252.5°C, the initial decomposition temperature of 388.8°C, the maximum decomposition temperature of 424.8°C, tensile strength of 79.2 MPa. This approach significantly reduces EG consumption while shortening the total polymerization reaction time for esterification and polycondensation, providing a new direction for the efficient synthesis and recycling of PET.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e70295"},"PeriodicalIF":4.3,"publicationDate":"2026-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147758472","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hierarchically Porous Coatings for Cellulose Fibers by Core-Shell Particle Templating. 核壳颗粒模板法制备纤维素纤维分层多孔涂层。
IF 4.3 3区 化学
Macromolecular Rapid Communications Pub Date : 2026-04-27 DOI: 10.1002/marc.70293
Regina Leiner, Derya Kurt, Sebastian Heinz, Volker Presser, Bizan N Balzer, Markus Gallei
{"title":"Hierarchically Porous Coatings for Cellulose Fibers by Core-Shell Particle Templating.","authors":"Regina Leiner, Derya Kurt, Sebastian Heinz, Volker Presser, Bizan N Balzer, Markus Gallei","doi":"10.1002/marc.70293","DOIUrl":"https://doi.org/10.1002/marc.70293","url":null,"abstract":"<p><p>Porous and functional cellulose-based materials play a key role in the field of novel sensors and membrane technologies, yet their full potential remains unexplored. This article elaborates on a procedure for creating porous coatings with reactive chemical groups on their surfaces by covering a cellulose membrane with hybrid core-shell particles. The silica cores of these particles, synthesized via the Stöber procedure, could easily be etched with hydrofluoric acid. The cross-linked polymer shell of the particles was synthesized via emulsion polymerization. These particles were analyzed via dynamic light scattering and transmission electron microscopy. After coating the cellulose and an etching process, the former core particles formed pores within the matrix of the shell polymer, as observed via scanning electron microscopy and atomic force microscopy. The coated area also featured chemical functionalities via appropriate polymers used in the shell of the particles, enabling further cellulose modification. In particular, hydroxy groups were incorporated into a copolymer containing 2-hydroxyethyl methacrylate, and epoxy groups were incorporated using glycidyl methacrylate. These functionalities can be combined to yield a wide range of specific properties. For this reason, this work paves the way for advanced smart and stimuli-responsive porous filtration systems, paper-based sensors, and adsorbers.</p>","PeriodicalId":205,"journal":{"name":"Macromolecular Rapid Communications","volume":" ","pages":"e70293"},"PeriodicalIF":4.3,"publicationDate":"2026-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147758542","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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