Poly(vinyl alcohol) is one of the most attractive polymers with a wide range of uses because of its water solubility, biocompatibility, low toxicity, good mechanical properties, and relatively low cost. This review article focuses on recent advances in poly(vinyl alcohol) electrospinning and summarizes parameters of the process (voltage, distance, flow rate, and collector), solution (molecular weight and concentration), and ambient (humidity and temperature) in order to comprehend the influence on the structural, mechanical, and chemical properties of poly(vinyl alcohol)-based electrospun matrices. The importance of poly(vinyl alcohol) electrospinning in biomedical applications is emphasized by exploring a literature review on biomedical applications including wound dressings, drug delivery, tissue engineering, and biosensors. The study also highlights a new promising area of particles formation through the electrospraying of poly(vinyl alcohol). The limitations and advantages of working with different poly(vinyl alcohol) matrices are reviewed, and some recommendations for the future are made to advance this field of study.
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http://dx.doi.org/10.3390/ijms25031668 | DOI Listing |
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December 2024
Songshan Lake Materials Laboratory (SLAB), Dongguan, 523808, P. R. China.
Aqueous zinc-ion batteries (AZIBs) stand out among many energy storage systems due to their many merits, and it's expected to become an alternative to the prevailing alkali metal ion batteries. Nevertheless, the cumbersome manufacturing process and the high cost of conventional separators make them unfavorable for large-scale applications. Herein, inspired by the unique nature of cellulose and ZrO, a Janus cellulose fiber (CF)/polyvinyl alcohol (PVA)/ZrO separator is prepared via the vacuum filtration method.
View Article and Find Full Text PDFInt J Biol Macromol
December 2024
Jiangsu Key Laboratory of Sericultural and Animal Biotechnology, School of Biotechnology, Jiangsu University of Science and Technology, Zhenjiang 212100, China; Key Laboratory of Silkworm and Mulberry Genetic Improvement, Ministry of Agriculture and Rural Affairs, Sericultural Scientific Research Center, Chinese Academy of Agricultural Sciences, Zhenjiang 212100, China.
Most of the developed flexible hydrogel supercapacitors struggle to maintain their electrochemical stability and structural integrity under tensile strain. Therefore, developing a flexible supercapacitor with excellent mechanical properties and stable electrochemical performance under different strains remains a challenge. Based on the previous cartilage-like structure, we designed a new coarse nanofiber bundle and ordered network.
View Article and Find Full Text PDFInt J Pharm
December 2024
Beijing Institute of Radiation Medicine, Beijing 100850, China. Electronic address:
Cannabidiol (CBD) is widely used to alleviate the syndromes of epilepsy. However, the marketed oral CBD formulation has the prominent first-pass effect. Here, a cannabidiol-loaded hollow suppository (CHS) was developed using three-dimensional (3D) printing technology.
View Article and Find Full Text PDFBiomaterials
December 2024
Guangzhou Key Laboratory of Spine Disease Prevention and Treatment, Department of Orthopaedic Surgery, Guangdong Provincial Key Laboratory of Major Obstetric Diseases, Guangdong Provincial Clinical Research Center for Obstetrics and Gynecology, The Third Affiliated Hospital, Guangzhou Medical University, Guangzhou, 510150, PR China. Electronic address:
Diabetes is associated with excessive inflammation, which negatively impacts the fracture healing process and delays bone repair. Previously, growing evidence indicated that activation of the nod-like receptor (NLR) family, such as nod-like receptor thermal protein domain-associated protein 3 (NLRP3) inflammasome induces a vicious cycle of chronic low-grade inflammatory responses in diabetic fracture. Here, we describe the synthesis of a bone adhesive hydrogel that can be locally injected into the fracture site and releases a natural inhibitor of NLRP3 (rutin) in response to pathological cue reactive oxygen species activity (ROS).
View Article and Find Full Text PDFSci Rep
December 2024
Department of Physics, Faculty of Science, Razi University, Kermanshah, Iran.
Novel functional materials possessing the capability to attenuate electromagnetic energy are being increasingly incorporated into home decor as concerns over excessive electromagnetic radiation pollution continue to grow. The properties of magnetism and dielectricity in the flexible peanut shell/CoFeO/reduced graphene oxide/polyvinyl alcohol (PS/CF/(RGO)/PVA) nanocomposites can be finely tuned by adjusting the amount of RGO in the mixture. An examination of the composite's absorption capabilities revealed a direct link between higher RGO content and enhanced absorption.
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