Journal of Polymer Research最新文献

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Selective recognition of paracetamol using optimized deep eutectic solvent-molecularly imprinted polymer 用优化的深度共晶溶剂-分子印迹聚合物选择性识别扑热息痛
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-11 DOI: 10.1007/s10965-025-04547-1
Alya Athirah Mohd Idris, Saliza Asman, Kavirajaa Pandian Sambasevam, Norazlin Abdullah
{"title":"Selective recognition of paracetamol using optimized deep eutectic solvent-molecularly imprinted polymer","authors":"Alya Athirah Mohd Idris,&nbsp;Saliza Asman,&nbsp;Kavirajaa Pandian Sambasevam,&nbsp;Norazlin Abdullah","doi":"10.1007/s10965-025-04547-1","DOIUrl":"10.1007/s10965-025-04547-1","url":null,"abstract":"<div><p>An optimized deep eutectic solvent-molecularly imprinted polymer (DES-MIP) was synthesized via a straightforward bulk polymerization using choline chloride (ChCl) and methacrylic acid (MAA) (1:2) as the functional monomer, paracetamol as the template, and ethylene glycol dimethacrylate (EGDMA) as the crosslinker. Response surface methodology (RSM) with central composite design (CCD) optimized the main constituent ratio (template, functional monomer, and crosslinker), yielding a synthesis ratio of 1:4:20 mmol and a highest binding capacity of 8.899 mg/g. The model’s robustness was supported by a high F-value (54.05) and low p-value (&lt; 0.001). At the same time, analysis of variance (ANOVA) indicated that the template and functional monomer significantly influenced binding capacity compared to the crosslinker. Characterization of DES-MIP included analyses of functional groups, molecular structure morphology, thermogravimetric properties and porosity analysis. Selectivity tests demonstrated a superior binding capacity (8.89 mg/g) and imprinting factor (3.85) for paracetamol relative to salicylic acid ( 4.42 mg/g, 3.05) and aspirin (4.08 mg/g, 3.85). The absorption kinetics and isotherm were best described by pseudo-second-order kinetics and the Langmuir model, respectively, at an optimum pH of 7 using 5 mg of DES-MIP as adsorbent. DES-MIP showed good stability, retaining 19.5% efficiency after 20 reusability cycles. Application to real samples of herbal drinks, medicine, and health Supplements achieved recoveries of 96.46%, 88.80%, and 86.20%, with relative standard deviations (RSD) of 1.25%, 2.42%, and 2.56%. These findings highlight DES-MIP as a promising alternative for paracetamol removal or extraction with high selectivity, good reusability, and reliable analytical performance.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s10965-025-04547-1.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145028234","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Modeling aspects of excluded volume and hydrodynamic interactions in dissipative particle dynamics simulations of highly resolved polymer chains in flow fields 流场中高分辨率聚合物链耗散粒子动力学模拟中排除体积和流体动力相互作用的建模方面
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-09 DOI: 10.1007/s10965-025-04562-2
Sanjay Jana, Venkata Siva Krishna, Praphul Kumar, Indranil Saha Dalal
{"title":"Modeling aspects of excluded volume and hydrodynamic interactions in dissipative particle dynamics simulations of highly resolved polymer chains in flow fields","authors":"Sanjay Jana,&nbsp;Venkata Siva Krishna,&nbsp;Praphul Kumar,&nbsp;Indranil Saha Dalal","doi":"10.1007/s10965-025-04562-2","DOIUrl":"10.1007/s10965-025-04562-2","url":null,"abstract":"<div><p>Even though the Dissipative Particle Dynamics (DPD) technique has shown its worth in a variety of research areas, it has been rarely used for polymer dynamics, particularly in dilute and semi-dilute conditions and under imposed flow fields. For such applications, the most popular technique has been Brownian dynamics (BD), even though the formulation of the same may be complicated for flow in complex geometries, which is straightforward for DPD. This is partly due to the flexibility of BD simulations to mimic any dynamic regime for polymer solutions by independently tuning hydrodynamic interactions (HI) and excluded volume (EV). In this study with highly resolved polymer chains, we reveal that DPD also offers a similar flexibility and the regimes with respect to dominant EV and HI can be selected as conveniently as BD. This flexibility is achieved by tuning the repulsive interaction parameter of polymer beads and the spring length. Any rheological regime of certain level of EV and HI can be attained by appropriately tuning only these two parameters, providing a flexibility of similar levels as BD simulations. We further highlight the suitability of DPD by comparing predictions with equivalent models in BD, for highly resolved chains in flow fields. For this, we imposed startup uniaxial extensional flows and steady shear flows on the system. Our results indicate the consistency of DPD with BD simulations, which is known to agree well with experiments. Finally, we provide a simple analytical estimate of the level of HI in any DPD simulation, as a function of relevant DPD parameters.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145011519","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Cotton stalk-enhanced LDPE composites: a sustainable approach to improved food preservation and packaging 棉秆增强LDPE复合材料:改善食品保存和包装的可持续方法
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-08 DOI: 10.1007/s10965-025-04579-7
Lin-Kai Wu, Wei-Hua Yao, Nuo Xu, Fei-Fan Ge, Chin-San Wu, Shengqu Zeng, Xue-Fei Hu, Chi-Hui Tsou
{"title":"Cotton stalk-enhanced LDPE composites: a sustainable approach to improved food preservation and packaging","authors":"Lin-Kai Wu,&nbsp;Wei-Hua Yao,&nbsp;Nuo Xu,&nbsp;Fei-Fan Ge,&nbsp;Chin-San Wu,&nbsp;Shengqu Zeng,&nbsp;Xue-Fei Hu,&nbsp;Chi-Hui Tsou","doi":"10.1007/s10965-025-04579-7","DOIUrl":"10.1007/s10965-025-04579-7","url":null,"abstract":"<div><p>In this study, cotton stalk (CS) was incorporated into low-density polyethylene (LDPE) to fabricate biodegradable composites for food packaging applications. LDPE-CS composites with varying CS contents (5–30%) were prepared via melt blending and compression molding. Mechanical testing demonstrated that the addition of 15% CS enhanced the tensile strength by approximately 5.1% compared to neat LDPE, attributed to the uniform dispersion of CS fibers and the formation of an effective reinforcing network. X-ray diffraction analysis revealed that CS incorporation disrupted the crystallinity of LDPE, with the most stable crystalline structure observed at 15% CS content. Differential scanning calorimetry confirmed that moderate CS loading only slightly reduced the crystallinity, while thermogravimetric analysis showed that excessive CS addition lowered thermal stability, with 15% CS exhibiting better stability than 5% CS Due to improved dispersion. Contact angle measurements indicated that moderate CS addition could improve surface compactness, whereas excessive CS loading led to increased hydrophilicity and structural defects. Water absorption and moisture content tests showed that higher CS contents compromised the moisture resistance of the composites. Water vapor permeability and oxygen permeability tests demonstrated that a 10% CS loading yielded the best overall barrier performance, attributed to the tortuous diffusion path created by well-dispersed fibers, whereas higher CS contents reduced barrier efficiency. Vegetable preservation tests confirmed that LDPE-CS (15%) films exhibited superior preservation performance, achieving the lowest weight loss compared to neat LDPE and the control group after four days of storage. Overall, this study provides valuable insights into the development of sustainable LDPE composites reinforced with cotton stalks, balancing mechanical strength, moisture/gas barrier performance, thermal stability, and practical applicability for eco-friendly food packaging solutions.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145011699","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Development of polypyrrole micro-rods onto polyester fabric via template-free hybrid polymerization approach 无模板杂化聚合法制备聚吡咯微棒
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-08 DOI: 10.1007/s10965-025-04576-w
Ankur Shukla, Mohammad Shahadat, Dipayan Das, Kushal Sen
{"title":"Development of polypyrrole micro-rods onto polyester fabric via template-free hybrid polymerization approach","authors":"Ankur Shukla,&nbsp;Mohammad Shahadat,&nbsp;Dipayan Das,&nbsp;Kushal Sen","doi":"10.1007/s10965-025-04576-w","DOIUrl":"10.1007/s10965-025-04576-w","url":null,"abstract":"<div><p>Electrically conducting polymer-supported smart and intelligent textiles have attracted a huge attention because of their exceptional properties in terms of flexibility, light-weight, electrical conductivity, and sensing behavior. The present study claims an innovative combination of vapor phase polymerization and electrochemical polymerization processes to grow micro-rods of polypyrrole onto the surface of a polyester fabric. The results of physicochemical parameters revealed that the vapor phase polymerization brought down the electrical resistance of the fabric from 200 × 10<sup>9</sup> Ω to 220 Ω in just 3 min. Interestingly, the integration of electrochemical polymerization to the vapor phase polymerization helped in lowering the resistance of electro-conductive fabric along with the development of polypyrrole micro-rods simultaneously. FTIR and FE-SEM analyses confirmed the existence of active functional sites and the building up the micro-rods of 0.42 μm thickness onto the fabric surface. The V-I characteristics of the polypyrrole-coated electro-conductive fabric exhibited an almost linear increase in current while the resistance to rinsing showed high physical adherence of the polypyrrole coating to the fabric surface. Moreover, the interactive mechanism established the formation and the interaction of pyrrole’s hair-like micro-rods onto the polyester fabric surface. The as prepared electrochemical polymerized fabic was tested for the sensing of ammonia gas which showed significant sensing bahavior of ammonia at ppm level. Thus, the obtained significant surface resistance value (70 Ω) of pyrrole-polymerized polyester fabric makes it an outstanding candidate for sensing application on an industrial scale.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145011822","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Dissipative particle dynamics simulations of wormlike chain adsorption onto planar walls in a pressure-driven flow 压力驱动流动中蚓状链在平面壁上吸附的耗散粒子动力学模拟
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-06 DOI: 10.1007/s10965-025-04468-z
Shaofeng Xu, Zichen Wang, Yifan Yu, Chuzhen Zhu, Wei Zhang
{"title":"Dissipative particle dynamics simulations of wormlike chain adsorption onto planar walls in a pressure-driven flow","authors":"Shaofeng Xu,&nbsp;Zichen Wang,&nbsp;Yifan Yu,&nbsp;Chuzhen Zhu,&nbsp;Wei Zhang","doi":"10.1007/s10965-025-04468-z","DOIUrl":"10.1007/s10965-025-04468-z","url":null,"abstract":"<div><p>Adsorption of wormlike chain onto planar walls in a pressure-driven flow was investigated using dissipative particle dynamics (DPD) method. The wormlike chain was modeled by the well-known bead-spring chain connected by the Marko-Siggia spring. Under static condition, the wormlike chain is adsorbed onto the wall in an extended conformation and forms trains for a strongly adsorbed wall, while sections of the chain are adsorbed and the chains form loops and tails for a weakly adsorbed wall. In the presence of pressure-driven flow, our simulations show that the chain is stretched near the wall, and the chain-wall hydrodynamic interaction would lead to the desorption of the wormlike chain. The desorption is determined by an interplay between wall-chain attractive interaction and chain-wall hydrodynamic interaction. Increasing the flow strength would increase the chain-wall hydrodynamic interaction, thereby leading to a stronger desorption. The desorption rate <i>η</i> of worm-like chain is found to scale as <span>(nproptodotgamma^{0.6865})</span> with shear rate <span>(dotgamma)</span>. For a strongly adsorbed wall, all sections of wormlike chain are adsorbed with trains conformation, which causes the chain-wall hydrodynamic interaction to be screened.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144998567","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Polyvinyl alcohol cross-linked graphene oxide with grafted glutamic acid aerogels for enhanced methylene blue adsorption 聚乙烯醇交联氧化石墨烯接枝谷氨酸气凝胶增强亚甲基蓝吸附
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-05 DOI: 10.1007/s10965-025-04555-1
Khona P. Maziya, Mbongiseni L. Dlamini, Heidi L. Richards
{"title":"Polyvinyl alcohol cross-linked graphene oxide with grafted glutamic acid aerogels for enhanced methylene blue adsorption","authors":"Khona P. Maziya,&nbsp;Mbongiseni L. Dlamini,&nbsp;Heidi L. Richards","doi":"10.1007/s10965-025-04555-1","DOIUrl":"10.1007/s10965-025-04555-1","url":null,"abstract":"<div><p>In this study, glutamic acid modified graphene oxide (GG-PVA) aerogels were fabricated through a simplistic sol gel and freeze-drying process utilizing polyvinyl alcohol (PVA) as a cross-linker. The aerogels were extensively explored in the abatement of methylene blue (MB) dye from aqueous solutions. Successful synthesis of the aerogels was confirmed by field emission scanning electron microscopy (FESEM), Brunauer-Emmett-Teller (BET), Fourier transform infrared (FTIR) and Thermogravimetric analysis (TGA), Yielding relatively homogeneous honeycomb and porous surfaces, with 3.4326 m<sup>2</sup> g<sup>−1</sup> surface area and high thermal stability. The MB removal followed monolayer adsorption on the homogeneous surfaces of the GG-PVA, thus defined by the Langmuir Isotherm model, with a maximum adsorption capacity (q<sub>max</sub>) of 121.95 mg g<sup>−1</sup>. Maximum adsorption of the MB was favored by near neutral to alkaline conditions, reaching 88.4% efficiency and equilibrium reached in the first 30 min of the adsorption process. The kinetics of the MB removal followed the pseudo-second order model. Furthermore, thermodynamic studies revealed endothermic (ΔH<sup>o</sup> = 80.598 kJ mol<sup>−1</sup>) and spontaneous (ΔG<sup>o</sup> = -8.219 kJ mol<sup>−1</sup>) nature of the adsorption process. The overall adsorption process was principally influenced by the charge and size of the MB molecule, as well as the surface-active sites, porosity, and charge of aerogels among other factors. This study underscores the facile synthesis and effective application of GG-PVA aerogels in MB dye removal, highlighting their potential as effective materials for textile wastewater remediation.</p><h3>Graphical abstract</h3><div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s10965-025-04555-1.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144998566","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Polybenzimidazoles crosslinked by alkyne-azide cycloaddition for anion exchange membrane fuel cell application 炔叠氮环加成交联聚苯并咪唑在阴离子交换膜燃料电池中的应用
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-05 DOI: 10.1007/s10965-025-04560-4
Tse-Han Chiu, Shih-Wen Huang, Jyh-Chien Chen
{"title":"Polybenzimidazoles crosslinked by alkyne-azide cycloaddition for anion exchange membrane fuel cell application","authors":"Tse-Han Chiu,&nbsp;Shih-Wen Huang,&nbsp;Jyh-Chien Chen","doi":"10.1007/s10965-025-04560-4","DOIUrl":"10.1007/s10965-025-04560-4","url":null,"abstract":"<div><p>In this study, we report the synthesis of polybenzimicazole (PBI)-based anion exchange membranes (AEMs) crosslinked by alkyne-azide cycloaddition. Three types of side chains, long alkyl quaternary ammonium groups, ethyl groups, and alkyne, were grafted onto poly[2,2’-(<i>m</i>-phenylene)-5,5’-bis(<i>N</i>,<i> N’</i>-dimethylbenzimidazole) (<i>m</i>-PBI). 1,3-Diazidopropane was added as the crosslinking agent. The ion exchange capacity (IEC) values and crosslinking density can be controlled by adjusting the ratios of the side groups. Due to the poor solubility of <i>m</i>-PBI, the cationic <i>m</i>-PBI without ethyl side chains exhibited limited solubility in organic solvents when the IEC was lower than 2.85 mmol/g. After ethyl side chains were grafted onto the polymer backbones, the solubility was enhanced, resulting in a broader range of IEC values from 0.76 to 2.65 mmol/g. We also prepared another PBI variant containing biphenyls with methyl groups at the 2 and 2’ positions. Crosslinked membranes prepared by alkyne-azide cycloaddition (AAC) exhibited low swelling ratios, minimal water uptakes, and excellent mechanical properties. After immersing the membranes in 1.0 M KOH at 60 ℃ for 700 h, the hydroxide conductivity (at 80 ℃) of <i>m</i>-1.15Q0.5Et0.15Py (IEC = 2.32 mmol/g) and <i>m</i>-1.55Q0.25Py (IEC = 2.85 mmol/g) was maintained at 82% and 71% of their original values, respectively. Furthermore, the hydroxide conductivity (at 80 ℃) of Me-1.32Q0.24Py (IEC = 2.13 mmol/g) and Me-1.68Q0.24Py (IEC = 2.48 mmol/g) remained at 80% and 82%, respectively. A single cell based on an AEM (<i>m</i>-1.0Q0.85Et0.15Py) achieved a peak power density of 226.3 mW/cm<sup>2</sup>. In comparison, the single cell using the commercial Sustainion X37-50 grade T exhibited a peak power density of 303.6 mW/cm<sup>2</sup> under the same testing conditions.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s10965-025-04560-4.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144998568","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
In-situ SAXS study on pore structure evolution during carbon dioxide activation of PAN-based pre-oxidized fibers pan基预氧化纤维在二氧化碳活化过程中孔隙结构演化的原位SAXS研究
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-04 DOI: 10.1007/s10965-025-04570-2
Zhuang Li, Guiquan Guo, Zhihong Li, Yanjun Gong, Lili Dong, Dongfeng Li
{"title":"In-situ SAXS study on pore structure evolution during carbon dioxide activation of PAN-based pre-oxidized fibers","authors":"Zhuang Li,&nbsp;Guiquan Guo,&nbsp;Zhihong Li,&nbsp;Yanjun Gong,&nbsp;Lili Dong,&nbsp;Dongfeng Li","doi":"10.1007/s10965-025-04570-2","DOIUrl":"10.1007/s10965-025-04570-2","url":null,"abstract":"<div><p>Polyacrylonitrile (PAN)-based activated carbon fibers are renowned for their exceptional adsorption properties, with precise pore structure control being critical for enhancing adsorption selectivity. This study, for the first time, employs high-intensity synchrotron radiation small-angle X-ray scattering (SAXS) to investigate the carbonization and activation processes of PAN-based pre-oxidized fibers under a carbon dioxide (CO<sub>2</sub>) atmosphere, quantitatively characterizing pore structure evolution from the nanometer to mesoscopic scale. During the carbonization stage, the pore long and short axes reached their maximum and minimum values at 550 °C and 400 °C, respectively. The activation process was found to proceed in distinct stages. In the early stage, the proportion of micropores (approximately 1.4 nm) reached its maximum of 86.9% at 70 min of activation, which is ideal for size-selective applications. However, subsequent adsorption tests with p-nitrophenol (PNP) and methylene blue (MB) revealed that maximum adsorption capacity occurred at a much later activation time (~ 210 min), a point corresponding to the highest total accessible surface area before structural collapse. Over-activation beyond this point led to a drastic loss in performance. This study provides a quantitative understanding of pore formation and evolution, demonstrating how activation time can be precisely controlled to optimize for either adsorption selectivity or total capacity, thus offering a crucial foundation for designing fit-for-purpose materials.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144934642","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Progress of dispersion polymerization in recent 15 years 分散聚合的研究进展
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-04 DOI: 10.1007/s10965-025-04540-8
Kaichao Fu, Zhuqian Wang, Weijie Wu, Qinquan Jiang, Xi Lu, Jinhua Lei
{"title":"Progress of dispersion polymerization in recent 15 years","authors":"Kaichao Fu,&nbsp;Zhuqian Wang,&nbsp;Weijie Wu,&nbsp;Qinquan Jiang,&nbsp;Xi Lu,&nbsp;Jinhua Lei","doi":"10.1007/s10965-025-04540-8","DOIUrl":"10.1007/s10965-025-04540-8","url":null,"abstract":"<div><p>Dispersion polymerization is a special type of precipitation polymerization, which is widely used in the synthesis of sub-micron and micron monodisperse polymer microsphere materials. Recently, our research focus has focused on the use of dispersion polymerization technology to replace the cumbersome two-step seed swelling method, aiming to efficiently prepare olefin catalyst supports to solve the practical problems of scale-up synthesis of our supports. To this end, we comprehensively and systematically reviewed the dispersion polymerization technology. In this article, we have focused on the progress of dispersion polymerization technology over the past fifteen years, providing a comprehensive review from the aspects of dispersion polymerization mechanisms, formulations (including monomers, initiators, stabilizers and solvents), and implementation strategies (two-stage dispersion polymerization strategies). This research can provide a reference for researchers in this field, help them further understand the dispersed set, systematically understand the research trends of the past 15 years, and develop new ideas for dispersive aggregation research.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144934644","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Structural, thermal and mechanical analyses of banana midrib fiber reinforced polypropylene composite of improved properties 改良性能香蕉中脉纤维增强聚丙烯复合材料的结构、热学和力学分析
IF 2.8 4区 化学
Journal of Polymer Research Pub Date : 2025-09-04 DOI: 10.1007/s10965-025-04543-5
Md. Al-Amin, M. Hedayet Ullah, Md. Mahtabur Rahman, Md. Khorshed Alam, Mohammad Jellur Rahman
{"title":"Structural, thermal and mechanical analyses of banana midrib fiber reinforced polypropylene composite of improved properties","authors":"Md. Al-Amin,&nbsp;M. Hedayet Ullah,&nbsp;Md. Mahtabur Rahman,&nbsp;Md. Khorshed Alam,&nbsp;Mohammad Jellur Rahman","doi":"10.1007/s10965-025-04543-5","DOIUrl":"10.1007/s10965-025-04543-5","url":null,"abstract":"<div><p>Natural fiber has attracted considerable interests as reinforcing agents in polymer composites for the transportation industry because of their low cost, lightweight, strong mechanical performance, and eco-friendly advantages. This study investigates the banana midrib fiber (BF) incorporated polypropylene (PP)-based composites using extrusion molding. The mechanical properties of the resulting biocomposites exhibited substantial improvements, with an increase in Young’s modulus by 79%, tensile strength by ~ 23%, and flexural modulus by 128% at a fiber content of 7 wt%. Additionally, the yield modulus and resilience of the composites increased by ~ 31% and 39% at the same fiber concentration. Thermal stability improved with a 10 °C increase in <i>T</i><sub>onset</sub> temperature compared to neat PP, indicating enhanced thermal stability. Fourier transform infrared spectroscopy confirms the chemical interactions between the fiber and PP matrix, while field emission scanning electron microscopy provided insights into fiber-matrix interfacial bonding through fractured and smooth surface analysis. These findings emphasize the important influence of fiber content on improving the mechanical and thermal properties of PP/BF composites. Furthermore, the results demonstrate the potential of BF-reinforced PP composites as lightweight, cost-efficient, and sustainable materials for use in automotive applications.</p></div>","PeriodicalId":658,"journal":{"name":"Journal of Polymer Research","volume":"32 9","pages":""},"PeriodicalIF":2.8,"publicationDate":"2025-09-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144934643","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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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