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An integrated strategy to fabricate bio-based dual-cure and toughened epoxy thermosets with photothermal conversion property
Epoxidized soybean oil Furfural Dual-cure Epoxy thermosets Photothermal conversion
2023/12/1
Developing lightweight and high-strength biomass derived multi-functional thermosets are of major interest and challenge. In this study, an integrated strategy was carried out to convert soybean oil, ...
Advanced Flame-Retardant Methods for Polymeric Materials
bulk additives bulk-copolymerization flame-retardant methods polymeric materials surface treatment
2023/12/1
Most organic polymeric materials have high flammability, for which the large amounts of smoke, toxic gases, heat, and melt drips produced during their burning cause immeasurable damages to human life ...
Facile strategy for preparing rhodamine B/ZrO2 composite fluorescent film with combined advantages of high emission intensity and outstanding water-resistance
ZrO 2 films Rhodamine B Fluorescence Water-resistance Rosin
2023/12/1
The RB/ZF composite film prepared by immobilizing rhodamine B (RB) on ZrO2 film (ZF) exhibits strong fluorescence intensity but poor water-resistance. In this paper, rosin, octadecane-1, 18-dicarboxyl...
GUS Aerogel Modified Phenolic Nanocomposites: Effects of Inhomogeneous Cross-Linking Characteristics and Interfacial Phase Properties on the Mechanical Behavior
GLASS-TRANSITION GRAPHENE OXIDE POLYMER NANOCOMPOSITES DIELECTRIC-PROPERTIES MOLECULAR MOBILITY DYNAMICS REINFORCEMENT NANOPARTICLES TEMPERATURE DISPERSION
2023/12/1
Mechanical properties of thermosetting polymer nano composites (PNCs) are largely dominated by the polymer-nanoparticle interfacial phase. However, not much is known about the association of interfaci...
Transparent and mechanically robust Polyvinyl-alcohol nanocomposites based on multiple cross-linked networks for paper-reinforcement Technology
PVA nanocomposites Multiple cross-linking network Boron-hydroxyl coordination Blocked diisocyanate Nano-SiO2
2023/12/1
Materials based on fiber-reinforced coating have gained increasing attention due to their environmental and industrial application tracks. Polyvinyl alcohol (PVA) composites with interpenetrating cros...
Modulation of interfacial interactions toward strong and tough cellulose nanofiber-based transparent thin films with antifogging feature
Cellulose nanofiber Transparent film Cross-linker Flexibility Toughness Antifogging
2023/12/1
Cross-linking is often performed to overcome the weak mechanical properties of native polymer films in order to expand their functional properties and applications. While this approach offers enhanced...
本实用新型公开了一种园林施工用便携式小植株移栽器，包括外筒，外筒内设置有内筒，外筒的上表面设置有弹簧；定位板，定位板的上表面中心设置有定位通孔，外筒的下端穿过定位通孔，定位板的左侧设置有转轴；下压板，下压板通过转轴与定位板活动连接，下压板可相对于定位板做开合运动，外筒与下压板活动连接，下压板的上表面设置有活动通孔，外筒的上端穿过活动通孔；推苗杆，推苗杆通过弹簧设置在外筒的上端；定位板对下苗处进行先...
Nanoarchitectonics of Starch Nanoparticles Rosin Catalyzed by Algerian Natural Montmorillonite (Maghnite-H+) for Enhanced Antimicrobial Activity
Rosin acid Starch Degree of substitution Bronsted and Lewis acid catalyst Antimicrobial activity
2023/11/30
In this work, potato starch was hydrolyzed by acid (HCl) to form nanoparticles (SNPs) that were esterified with acid Rosin using a green heterogeneous catalyst based on Algerian montmorillonite clay k...
Fully bio-based reprocessable thermosetting resins based on epoxidized vegetable oils cured with itaconic acid
Reprocessable Fully biobased Epoxy Thermosets Curing Thermomechanical properties
2023/11/30
Nowadays, biomass-derived monomers production and thermosets' recyclability are the two main efforts in the development of sustainable thermosetting epoxy resins to replace fossil derivatives and miti...
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
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...
Room-Temperature Green Recyclable Epoxy Composites with Enhanced Mechanical and Thermal Properties Cross-Linked via B-O-C Bonds
Dynamic covalent bond Epoxy resin Green chemistry Polymerization Thermoset composites
2023/11/30
Without any catalyst, a novel way for the preparation of epoxy (EDSPs) and their composites by cross-link via dynamic B-O-C bonds was presented. The EDSPs with a glass transition temperature (T-g) of ...
Stretchable and self-healable double-network ionogel with strong adhesion and temperature tolerance for information encryption
Ionic liquids Ionogel Double network Fluorescence Information encryption
2023/11/30
Recently, hydrogels with adjustable mechanical properties have been developed for information security applications. However, the defects such as easy drying and inferior resistance to extreme tempera...
Branched plasticizers derived from eugenol via green polymerization for low/non-migration and externally/internally plasticized polyvinyl chloride materials
Waste residues of the?rosin?processing industry Eugenol Sustainable plasticizer Green polymerization
2023/11/30
The synthesis of nontoxic plasticizers derived from the waste residues of the?rosin?-processing industry can reduce pollution and promote the high-value utilization of the waste resi-dues of?rosin. In...
Design, synthesis and biological evaluation of dehydroabietic acid derivative as potent vasodilatory agents
Dehydroabietic acid Vasodilation Inflammation Endothelial nitric oxide synthasec GMP
2023/11/30
Using dehydroabietic acid as the lead compound for structural modification, 25 dehydroabietic acid derivatives were synthesized. Among them, compound D1 not only showed the strongest relaxation effect...
Bio-based epoxy vitrimer for recyclable and carbon fiber reinforced materials: Synthesis and structure-property relationship
Vitrimer Epoxy-acid-anhydride system CFRMs Degradable Recycling
2023/11/30
Recycling or degradation of epoxy resins is difficult because of their covalent cross-linking structures, which causes resource crisis, environmental pollution, and resource waste. To address this cha...