搜索结果: 1-14 共查到“工学 hydrogel”相关记录14条 . 查询时间(0.078 秒)
Hydrogel membranes: A review
Membrane Hydrogels Tissue engineering Separation Energy storage
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2024/1/23
Hydrogel membranes (HMs) are defined and applied as hydrated porous media constructed of hydrophilic polymers for a broad range of applications. Fascinating physiochemical properties, unique porous ar...
A review on biomacromolecular hydrogel classification and its applications
Hydrogels Polysaccharide Self-healing Biomedical applications
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2024/1/23
Biomacromolecular hydrogels are consist of 3D networks, which have a tendency to absorb large amount of water without dissolving in aqueous medium. Such inherent feature of the hydrogels facilitates t...
Doubly Dynamic Hydrogel Formed by Combining Boronate Ester and Acylhydrazone Bonds
hydrogel dynamic covalent bond diblock copolymers self-healing
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2024/1/19
The incorporation of double dynamic bonds into hydrogels provides an effective strategy to engineer their performance on demand. Herein, novel hydrogels were PREPARED by combining two kinetically dist...
High-strength and self-healable poly (acrylic acid) /chitosan hydrogel with organic-inorganic hydrogen bonding networks
Self-healing hydrogel Hydrogen bonding Organic-inorganic
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2023/12/8
Bentonite?is a natural clay mineral with high cationic exchange properties and plays an important role in organic-inorganic composite hydrogels. We report an organic-inorganic cross-linked self-healin...
Self-Healable and Super-Tough Double-Network Hydrogel Fibers from Dynamic Acylhydrazone Bonding and Supramolecular Interactions
hydrogel fiber iota carrageenan dynamic covalent bond double network self-healing
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2023/11/30
Macroscopic hydrogel fibers are highly desirable for smart textiles, but the fabrication of self-healable and super-tough covalent/physical double-network hydrogels is rarely reported. Herein, copolym...
A Novel Polyvinyl Alcohol-Based Hydrogel with Ultra-Fast Self-Healing Ability and Excellent Stretchability Based on Multi Dynamic Covalent Bond Cross-Linking
dynamic covalent bonds hydrogels self-healing strain sensors
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2023/11/30
A novel self-healing poly(vinyl alcohol) (PVA)-based hydrogel is developed by cross-linking PVA chains through multi dynamic covalent bonds by use of a small cross-linker composed by 4-formylphenylbor...
Even as temperatures rise, this hydrogel material keeps absorbing moisture（图）
水凝胶材料 温度升高 被动冷却 水收集
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2023/6/5
The vast majority of absorbent materials will lose their ability to retain water as temperatures rise. This is why our skin starts to sweat and why plants dry out in the heat. Even materials that are ...
Fabrication of cellulose nanocrystal reinforced nanocomposite hydrogel with self-healing properties
Nanocomposite hydrogels Quaternary ammonium xylan Polyvinyl alcohol Cellulose nanocrystals Self-healing property
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2024/2/4
High strength and self-healing properties of hydrogels are of great interest in tissue engineering and biomedical fields. In this paper, nanocomposite hydrogels were prepared by freeze-thaw cycle meth...
An injectable self-healing hydrogel-cellulose nanocrystals conjugate with excellent mechanical strength and good biocompatibility
Cellulose nanocrystals (CNCs) Graft Nanocomposite hydrogel Reversible covalent bond Self-healing
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2024/2/5
In this work, a novel strategy for the construction of injectable self-healing nanocomposite (NC) hydrogels dominated by reversible boronic ester bonds was demonstrated. Specifically, NC hydrogels wer...
Synthesis, characterization and evaluation of polyacrylamide graft starch/clay nanocomposite hydrogel system for enhanced oil recovery
Nanocomposite Graft polymer Nanoclay Hydrogel Water shutoff
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2018/4/2
In this paper the suitability of a graft polymer nanocomposite hydrogel system for enhanced oil recovery was examined using polyacrylamide graft starch/clay nanocomposite (a laboratory synthesized pro...
Stretchable hydrogel electronics
Bioengineering and biotechnology Materials science Materials Science and Engineering Research Mechanical engineering Civil and environmental engineering electronics Medicine National Science Foundation (NSF) School of Engineering Nanoscience and nanotechnology
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2015/12/14
MIT engineers have designed what may be the Band-Aid of the future: a sticky, stretchy, gel-like material that can incorporate temperature sensors, LED lights, and other electronics, as well as tiny, ...
Hydrogel superglue is 90 percent water
Hydrogel superglue 90 percent water
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2015/11/12
Nature has developed innovative ways to solve a sticky challenge: Mussels and barnacles stubbornly glue themselves to cliff faces, ship hulls, and even the skin of whales. Likewise, tendons and cartil...
Preparation of novel bioactive nano-calcium phosphate–hydrogel composites
Preparation novel bioactive nano-calcium phosphate–hydrogel composites
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2010/10/12
Nano-sized hydroxyapatite (nHA) and carbonate-substituted hydroxyapatite (nCHA) particles were incorporated into a poly-2-hydroxyethylmethacrylate/polycaprolactone (PHEMA/PCL) hydrogel at a filler con...
Synthesis of polyacrylate/polyethylene glycol interpenetrating network hydrogel and its sorption of heavy-metal ions
hydrogel interpenetrating network polyacrylate/polyethylene glycol
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2010/1/18
A simple two-step aqueous polymerization method was introduced to synthesize a polyacrylate/polyethylene glycol (PAC/PEG) interpenetrating network (IPN) hydrogel. On the basis of the effects of the ra...