407 Result(s)
within
Yi**g Yong
Chemistry
English
Characterization and Evaluation of Materials
Physical Chemistry
Soft and Granular Matter, Complex Fluids and Microfluidics
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Article
The effect of ester and ether ratio on air permeability, windproof and mechanical properties of solvent-free water-based polyurethane foam
Solvent-borne polyurethane (PU) is the main product in PU synthetic leather, which has soft handling, breathability, and moisture permeability properties by wet type. The PU film would produce the irregular fo...
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Article
Construction of PNIPAM/graphene oxide loaded with silver nanoparticles interpenetrating intelligent hydrogels for antibacterial dressing
Antibacterial dressings play an important role in wound management, especially in chronic wounds. Due to the excellent water retention, antibacterial hydrogel has become an ideal wound dressing. In this paper,...
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Article
Preparation of hollowTiO2 nanospheres with highly porous surface for effective nucleating agents in supercritical carbon dioxide foaming of thermoplastic polyurethanes
In this study, hollow nanospheres of titanium dioxide (TiO2) are prepared and utilized as potential nucleating agents in supercritical carbon dioxide (scCO2) foaming process of thermoplastic polyurethanes (TPUs) ...
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Article
Research on the properties of in situ emulsified active associative polymer with low molecular weight based on low permeability oil reservoirs
The development of oil and gas resources in low-permeability reservoirs is being paid more and more attention. Moreover, oil and gas resources in low-permeability reservoirs are affluent, and the water cut of ...
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Article
A curcumin sustained-release hydrogel prepared from Pickering emulsions stabilized by modified amorphous calcium phosphate nanoparticles
This study presents a method to prepare hydrogel from Pickering emulsions stabilized with amorphous calcium phosphate (ACP). Pickering emulsion was prepared by utilizing stearic acid (Sa)-modified ACP as the e...
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Article
Evaluation of the effect of molecular weight change of konjac glucomannan on antioxidant and tyrosinase activities
The purpose of this study was to characterize the biological activity of konjac glucomannan (KGM) according to its molecular weight change. KGM-degrading bacterial strain, N3 was isolated from soil and named Baci...
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Article
Effect of mixing rate on molecular structure parameters of polybutadiene rubber based on rheology
The rheological properties of polymers before and after mixing are of primary concern because of the damage to the original molecular weight of polymers during processing. In order to reveal the correlation be...
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Article
Effects of dark tea soup on rheological, thermal and microstructure characteristics of dough
In order to study the influence of dark tea soup on processing characteristics of dough, texture, thermo-dynamic and rheological properties and microstructure were measured. The dough with tea soup gets better...
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Article
Interaction mechanisms between polycarboxylate superplasticizers and cement, and the influence of functional groups on superplasticizer performance: a review
Polycarboxylate (PCE) superplasticizers play a crucial role in preventing cement coagulation by effectively adsorbing onto the surface of cement particles, enhancing dispersibility, and maintaining dispersion ...
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Article
A study on the thermal aging characteristics of an electro-osmotic pump using a liquid crystal polymer as a packaging material
The generation of bubbles due to the poor barrier property of packaging materials with regard to gas or water permeability can be detrimental to the performance and stability of electro-osmotic (EO) pumps, as ...
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Article
Improving performance of natural rubber composites through the novel silica modified by a crosslinking agent
Silica dispersion and silica–natural rubber (NR) interaction are two major issues in determining the performance of a NR/silica composite in tire industry. In our research, the reaction product of 3-isocyanato...
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Article
Preparation and viscoelasticity of novel hydrophobic associating polymer with salt stimulation responsiveness by functional monomer modification for fracturing fluids
In this study, a salt-resistant hydrophobic association polymer (PZDY) was synthesized from acrylamide, octadecyl dimethylallyl ammonium chloride, and decane polyoxyethylene ether acrylate by aqueous polymeriz...
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Article
Facile preparation of magnetic P(MMA-co-GMA)@Fe3O4@PMAA microspheres using porous microsphere as templates for removal of methylene blue
Magnetic polymer microspheres (MPMs) have been frequently used in contemporary wastewater treatment technology because of their efficient adsorption and separation capabilities. However, the magnetization effi...
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Article
Rheological properties and ultra-high salt resistance of novel hydrophobically associating copolymers for fracturing fluids
A hydrophobically associating copolymer (HPAOS) with synergistic interactions between the monomers, 2-acrylamido-2-methylpropanesulfonic acid, octadecyl methacrylate, octadecyldimethylallyl ammonium chloride, ...
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Article
Fluorene- and arylamine-based photo-crosslinkable hole transporting polymer for solution-processed perovskite and organic light-emitting diodes
Solution-processable techniques, including spin-coating, roll-to-roll printing, and ink-jet printing, are suitable for large-scale manufacturing and flexible displays owing to their cost-effective and simple f...
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Article
Effect of chemical structural properties of chitooligosaccharides on the immune activity of macrophages
The immunological effects according to the difference in the degree of deacetylation (DD) and molecular weight (MW) of chitosan purified from Hermetia illucens larvae were investigated. The DD of purified high mo...
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Article
Polydicyclopentadiene with low density and high performance was synthesized by using thermal expansion microspheres
Polydicyclopentadiene (PDCPD) is a thermosetting resin material with excellent comprehensive mechanical properties, which is obtained from DCPD by ring-opening transfer curing. PDCPD has excellent physical pro...
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Article
Facile synthesis of new aromatic cardo polyamides based on 9,9-bis(4-iodophenyl)xanthene via C–N coupling reaction and properties
9,9-Bis(4-iodophenyl)xanthene (BIPX) was prepared in good yield by the sequential diazotization–iodination of 9,9-bis(4-aminophenyl)xanthene with a KI/NaNO2/p-TsOH system in acetonitrile at room temperature. A se...
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Article
A temperature-sensitive DNA-PNIPAAm hydrogel prepared by base pairing
In this paper, a DNA-PNIPAAm (poly-N-isopropyl acrylamide) has been synthesized by PNIPAAm and multi-acryloyl–modified Y-type DNA. Interpenetrated networks (IPN) were synthesized through base pairing of three ...
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Article
An investigation on tribological properties and mechanical properties of UHMWPE/polycrystalline mullite fiber
In order to improve the wear-resistant properties of polymer composites, a common approach is to introduce high-strength or lubricating components in composites, but the mechanical properties of composites are...
