Articles with "pva hydrogels" as a keyword



Simple construction of PVA hydrogels based on dehydration drying method via polydopamine-modified graphene nanocomposites

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Published in 2025 at "Journal of Thermoplastic Composite Materials"

DOI: 10.1177/08927057251382848

Abstract: The traditional freeze-drying method for preparing polyvinyl alcohol (PVA) hydrogels involves a complex process. Conventional one-step drying processes for preparing high-strength PVA hydrogels often yield materials with inadequate mechanical properties and insufficient lubrication. To overcome… read more here.

Keywords: polydopamine modified; pva hydrogels; drying method; modified graphene ... See more keywords

Compressive Mechanical Behavior of Partially Oxidized Polyvinyl Alcohol Hydrogels for Cartilage Tissue Repair

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Published in 2022 at "Bioengineering"

DOI: 10.3390/bioengineering9120789

Abstract: Polyvinyl alcohol (PVA) hydrogels are extensively used as scaffolds for tissue engineering, although their biodegradation properties have not been optimized yet. To overcome this limitation, partially oxidized PVA has been developed by means of different… read more here.

Keywords: partially oxidized; behavior; polyvinyl alcohol; pva ... See more keywords

Dual Cross-Linked Chitosan/PVA Hydrogels Containing Silver Nanoparticles with Antimicrobial Properties

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Published in 2021 at "Pharmaceutics"

DOI: 10.3390/pharmaceutics13091461

Abstract: Stable chitosan/PVA-based hydrogels were obtained by combining covalent and physical cross-linking methods. As covalent cross-linkers, epoxy agents with different chain lengths were used, while freeze–thaw cycles were applied for additional physical cross-linking. The chemical structure… read more here.

Keywords: silver nanoparticles; pva hydrogels; chitosan pva; cross ... See more keywords

Biodegradable Poly(acrylic acid-co-acrylamide)/Poly(vinyl alcohol) Double Network Hydrogels with Tunable Mechanics and High Self-healing Performance

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Published in 2019 at "Polymers"

DOI: 10.3390/polym11060952

Abstract: We proposed a novel strategy in the fabrication of biodegradable poly(acrylic acid-co-acrylamide)/poly(vinyl alcohol) (P(AAc-co-Am)/PVA) double network (DN) hydrogels with good mechanical and self-healing properties. In the DN hydrogel system, P(AAc-co-Am) polymers form a network through… read more here.

Keywords: pva hydrogels; network; aac pva; pva ... See more keywords

Research on the Thermal Aging Mechanism of Polyvinyl Alcohol Hydrogel

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Published in 2024 at "Polymers"

DOI: 10.3390/polym16172486

Abstract: Polyvinyl alcohol (PVA) hydrogels find applications in various fields, including machinery and tissue engineering, owing to their exceptional mechanical properties. However, the mechanical properties of PVA hydrogels are subject to alteration due to environmental factors… read more here.

Keywords: polyvinyl alcohol; pva hydrogels; water; aging mechanism ... See more keywords