Showing 2,861 - 2,880 results of 3,268 for search '"polymer"', query time: 0.07s Refine Results
  1. 2861
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  3. 2863

    Selective solvothermal extraction of tetrabromobisphenol A to promote plastic recycling by Paavo Auvinen, Ville H. Nissinen, Erno Karjalainen, Kirsi Korpijärvi, Eerika Olkkonen, Krista Grönlund, Ilkka Rytöluoto, Lauri Kuutti, Mika Suvanto, Janne Jänis, Jarkko J. Saarinen

    Published 2025-03-01
    “…In mechanical recycling, BFRs should be removed without damaging the surrounding polymer matrix, but economically viable processes under mild conditions are still rare. …”
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  4. 2864
  5. 2865

    Smart packaging tools for selected Indian traditional buffalo milk products: a case for on-package freshness indicators by Narender Raju Panjagari, Ashish Kumar Singh, Sangita Ganguly, Rajan Sharma, Vivek Sharma

    Published 2023-11-01
    “…The prerequisites for developing freshness indicators were to identify the critical volatile headspace markers using solid phase microextraction (SPME) coupled with gas chromatography-mass spectrometry (GC-MS) for the respective dairy products, selection of suitable innovative ink components, namely dyes (methyl red, and methyl red sodium salt), plasticizer (glycerol), choose appropriate polymer support (methylcellulose, polyvinyl alcohol or paper), and adopt a suitable production technique such as casting, dipping, or electrospinning. …”
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  6. 2866

    Highly Thermally Conductive and Flame-Retardant Waterborne Polyurethane Composites with 3D BNNS Bridging Structures via Magnetic Field Assistance by Hao Jiang, Yuhui Xie, Mukun He, Jindao Li, Feng Wu, Hua Guo, Yongqiang Guo, Delong Xie, Yi Mei, Junwei Gu

    Published 2025-02-01
    “…Highlights By simultaneously incorporating the magnetic filler-modified boron nitride nanosheets (M@BNNS) and the non-magnetic filler U-BNNS into the polymer matrix, a three-dimensional heat conduction pathway composites are obtained under a horizontal magnetic field. …”
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  7. 2867

    Electrochromism via reversible electrodeposition of solid iodine by Shanlin Li, Yingyu Chen, Zhen Wang, Mengmeng Wang, Xianglin Guo, Xueqing Tang, Xiaoyu Wang, Wende Lai, Meiyun Tong, Changhong Wang, Shan Cong, Fengxia Geng, Yong Chen, Zhigang Zhao

    Published 2025-01-01
    “…Since then, researchers have identified various electrochromic material systems, including transition metal oxides, polymer materials, and small molecules. However, the electrochromic phenomenon has rarely been observed in non-metallic elemental substances. …”
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  8. 2868

    Influence of Synthesis Conditions on the Capacitance Performance of Hydrothermally Prepared MnO<sub>2</sub> for Carbon Xerogel-Based Solid-State Supercapacitors by Vania Ilcheva, Victor Boev, Mariela Dimitrova, Borislava Mladenova, Daniela Karashanova, Elefteria Lefterova, Natalia Rey-Raap, Ana Arenillas, Antonia Stoyanova

    Published 2025-01-01
    “…These two-phase (α-MnO<sub>2</sub>/K<sub>1.39</sub>Mn<sub>3</sub>O<sub>6</sub>) materials, synthesized at the lowest and highest temperatures, respectively, and containing an appropriate amount of carbon xerogel, were tested as active mass for positive electrodes in a solid-state supercapacitor, using a Na<sub>+</sub>-form Aquivion<sup>®</sup> membrane as the polymer electrolyte. The electrochemical evaluation showed that the composite with the higher specific surface area, containing 75% manganese dioxide, demonstrated improved characteristics, including 96% capacitance retention after 5000 charge/discharge cycles and high energy efficiency (approximately 99%). …”
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  9. 2869
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  11. 2871

    Investigation of the effect of extrusion process parameters and filler loading on the performance of LDPE composites reinforced with eggshell powder by Yasith S. Perera, Mohammad Naaib, Nisal Ariyasinghe, Chamil Abeykoon

    Published 2025-03-01
    “…Eggshells are a household waste material that contributes to landfill waste. Polymer composites reinforced with eggshell powder can be produced in large scale with melt blending using twin-screw extrusion, which can aid in reducing eggshell waste. …”
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  12. 2872

    Development of Cephradine-Loaded Gelatin/Polyvinyl Alcohol Electrospun Nanofibers for Effective Diabetic Wound Healing: In-Vitro and In-Vivo Assessments by Anam Razzaq, Zaheer Ullah Khan, Aasim Saeed, Kiramat Ali Shah, Naveed Ullah Khan, Bouzid Menaa, Haroon Iqbal, Farid Menaa

    Published 2021-03-01
    “…Electrospinning is one of the most widely used techniques for the fabrication of nanofibers (NFs), induced by a high voltage applied to a drug-loaded polymer solution. Particular attention is given to electrospun NFs for pharmaceutical applications (e.g., original drug delivery systems) and tissue regeneration (e.g., as tissue scaffolds). …”
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  13. 2873

    Fusidic Acid and Lidocaine-Loaded Electrospun Nanofibers as a Dressing for Accelerated Healing of Infected Wounds by Alsulami KA, Bakr AA, Sirwi A, Elfaky MA, Shaik RA, Alshehri BY, Aodah AH, Al Fayez N, Alshehri AA, Almughem FA, Halwani AA, Tawfik EA

    Published 2025-01-01
    “…Khulud A Alsulami,1 Abrar A Bakr,1 Alaa Sirwi,2 Mahmoud A Elfaky,2 Rasheed A Shaik,3 Bayan Y Alshehri,1 Alhassan H Aodah,1 Nojoud Al Fayez,1 Abdullah A Alshehri,1 Fahad A Almughem,1 Abdulrahman A Halwani,4,5 Essam A Tawfik1 1Advanced Diagnostics and Therapeutics Institute, Health Sector, King Abdulaziz City for Science and Technology (KACST), Riyadh, 11442, Saudi Arabia; 2Department of Natural Products, Faculty of Pharmacy, King Abdulaziz University, Jeddah, 21589, Saudi Arabia; 3Department of Pharmacology and Toxicology, Faculty of Pharmacy, King Abdulaziz University, Jeddah, 21589, Saudi Arabia; 4Department of Pharmaceutics, Faculty of Pharmacy, King Abdulaziz University, Jeddah, 21589, Saudi Arabia; 5Regenerative Medicine Unit, King Fahad Medical Research Center, King Abdulaziz University, Jeddah, 21589, Saudi ArabiaCorrespondence: Essam A Tawfik, Email etawfik@kacst.gov.saIntroduction: Wound treatment is a significant health burden in any healthcare system, which requires proper management to minimize pain and prevent bacterial infections that can complicate the wound healing process.Rationale: There is a need to develop innovative therapies to accelerate wound healing cost-effectively. Herein, two polymer-based nanofibrous systems were developed using poly-lactic-co-glycolic-acid (PLGA) and polyvinylpyrrolidone (PVP) loaded with a combination of an antibiotic (Fusidic acid, FA) and a local anesthetic (Lidocaine, LDC) via electrospinning technique for an expedited healing process by preventing bacterial infections while reducing the pain sensation.Results: The fabricated nanofibers showed an excellent morphology with an average fiber diameter of 556 ± 71 nm and 291 ± 87 nm for the dual drug-loaded PLGA/PVP and PVP nanofibers, respectively. …”
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  14. 2874

    Microplastic contamination in different tissues of commercial fish in estuary area by N.D. Takarina, O.M. Chuan, A. Adiwibowo, F.N.A. Jeffery, N.Z.A.B.N.M. Zamri, M.A. Adidharma

    Published 2024-10-01
    “…Raman spectroscopy was applied to verify the polymer of microplastic. Statistical analysis was conducted to evaluate variations in microplastic levels at the individual level across these  fish species.FINDINGS: The findings indicated the presence of microplastics in the muscle, gastrointestinal tract, and gills of three commercially caught fish from Blanakan, with the muscle being identified as the edible part and the gastrointestinal tract and gills as the non-edible parts. …”
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  15. 2875
  16. 2876

    Synergistic enhancement of hydrophobic dental adhesives: autonomous strengthening, polymerization kinetics, and hydrolytic resistance by Burak Korkmaz, Erhan Demirel, Qiang Ye, Qiang Ye, Anil Misra, Anil Misra, Candan Tamerler, Candan Tamerler, Candan Tamerler, Paulette Spencer, Paulette Spencer, Paulette Spencer

    Published 2024-04-01
    “…This paper reports a self-strengthening adhesive formulation that resists hydrolysis-mediated degradation by providing intrinsic reinforcement of the polymer network through synergistic stimulation of free-radical polymerization, sol-gel reaction, and hydrophobicity. …”
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  17. 2877

    Silk Protein Gene Engineering and Its Applications: Recent Advances in Biomedicine Driven by Molecular Biotechnology by Ji X, Li Y, Wang J, Wang G, Ma B, Shi J, Cui C, Wang R

    Published 2025-01-01
    “…Xingxiang Ji,1,&ast; Yanyan Li,2,&ast; Jingsheng Wang,3,&ast; Gang Wang,3,&ast; Bin Ma,4 Jingfei Shi,5 Chao Cui,6,7 Ruiming Wang1 1State Key Laboratory of Biobased Material and Green Papermaking, Qilu University of Technology, Shandong Academy of Sciences, Jinan, Shandong, 250353, People’s Republic of China; 2Key Laboratory of Maternal & Fetal Medicine of National Health Commission of China, Shandong Provincial Maternal and Child Health Care Hospital Affiliated to Qingdao University, Jinan, 250014, People’s Republic of China; 3Department of Cardiovascular Medicine, The Second Affiliated Hospital of Shandong First Medical University, Taian, Shandong, 271000, People’s Republic of China; 4Department of Cardiovascular Medicine, Taian City Taishan District People’s Hospital, Taian, Shandong, 271000, People’s Republic of China; 5Department of Clinical and Basic Medicine, Shandong First Medical University, Jinan, Shandong, 250000, People’s Republic of China; 6Scientific Research Department, Qilu Hospital of Shandong University Dezhou Hospital, Dezhou, Shandong, 253000, People’s Republic of China; 7Department of Pharmacy, The Affiliated Taian City Central Hospital of Qingdao University, Taian, Shandong, 271000, People’s Republic of China&ast;These authors contributed equally to this workCorrespondence: Chao Cui, Scientific Research Department, Qilu Hospital of Shandong University Dezhou Hospital, Dezhou, Shandong, 253000, People’s Republic of China, Email hbkjcuichao@126.com Ruiming Wang, State Key Laboratory of Biobased Material and Green Papermaking, Qilu University of Technology, Shandong Academy of Sciences, Jinan, Shandong, 250353, People’s Republic of China, Email ruiming3k@163.comAbstract: Silk protein, as a natural polymer material with unique structures and properties, exhibits tremendous potential in the biomedical field. …”
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  18. 2878

    Synthesis of polyfarnesene based on aqueous free-radical polymerization and molecular dynamics simulation of its properties by WU Ming-li, JIANG Jing, WANG Xiao-yu, WANG Can-cai, WANG Qing-fu, CAO Lan?鄢

    Published 2024-12-01
    Subjects: “…polyfarnesene, water phase free radical polymerization,crosslinking agent, molecular dynamics simulation, glass transition temperature,mechanical property ,…”
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  19. 2879

    Incorporation of kiwifruit peel improved the property of carboxymethyl cellulose-gum Arabic active film and its effects on the quality of beef sausages by Evans Frimpong Boateng, Ziyi Yang, Jian Zhang, Lei Zhou, Lujuan Xing, Wangang Zhang

    Published 2025-02-01
    “…Abstract In the present study, different doses of lyophilized kiwifruit peel powder extract (KPE) were incorporated into carboxymethyl cellulose (CMC) and gum Arabic (GA) based polymer matrices to fabricate films CG-CT (control film), CG-KPE1 (1% KPE), CG-KPE2 (2% KPE), and CG-KPE3 (3% KPE) to investigate their effects on active packaging functionality and sliced-beef sausage quality. …”
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  20. 2880