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The effect of crosslinking on ion transport in nanocellulose-based membranes
Nanocellulose Membrane Ion conductivity Ion selectivity Crosslinking
2023/12/6
Ion selective membranes are at the heart of energy conversion and harvesting, water treatment, and biotechnologies. The currently available membranes are mostly based on expensive and non-biodegradabl...
Multifunctional novel rosin derivatives based on dehydroabietylamine with metal ion sensing and DNA/BSA binding activities
Rosin derivative DNA binding BSA interaction Metal ion recognition
2023/12/6
Three novel rosin derivatives based on dehydroabietylamine which is an important modified product of rosin,?pyridine?and substituted phenol were synthesized and fully characterized. The DNA binding st...
近日，浙江农林大学化学与材料工程学院应用化学专业2021级本科生刘小萌，在李兵教授指导下，以第一作者在国际著名期刊 Bioresource Technology（IF=11.889，中科院一区，TOP期刊）上发表题为“Effects of cation types in persulfate on physicochemical and adsorptive properties of bioch...
Rosin modified aminated mesoporous silica adsorbed tea tree oil sustained-release system for improve synergistic antibacterial and long-term antibacterial effects
TTO antibacterial evaluation mesoporous silica rosin sustained release
2023/12/5
Tea tree oil, a natural antibacterial compound, cannot be used effectively because of its volatile nature. In this work, a biocompatible carrier was prepared and loaded with tea tree essential oil. Th...
Facile Construction of Bio-Based Supramolecular Hydrogels from Dehydroabietic Acid with a Tricyclic Hydrophenanthrene Skeleton and Stabilized Gel Emulsions
bio-based supramolecular hydrogels dehydroabietic acid oil-in-water gel emulsions
2023/12/5
Supramolecular hydrogels have attracted great attention due to their special properties. In this research, bio-based supramolecular hydrogels were conveniently constructed by heating and ultrasounding...
Chemical aspects of polymer recycling
Polymer recycling Chemical recycling Commodity polymers
2023/12/5
Since recycling of polymers is a preferred means of reducing unwanted wastes and land-filling activity, and recovering monomers or other materials of economic value, tertiary methods of recycling (che...
Preparation and Degradation of Waste Polycarbonate-Derived Epoxy Thermosets and Composites
waste polycarbonate diphenyl carbonate one-hundred percent atom efficiency epoxy recycling of CFRP aminolysis
2023/12/5
We report a robust, 100% atom-efficiency strategy for preparing waste polycarbonate (WPC)-derived epoxy resin. To demonstrate the preparation process, we perform a pyridine-catalyzed model reaction be...
Development and evaluation of a hydrogenated rosin (β-acryloxyl ethyl) ester–bonded silica stationary phase for high-performance liquid chromatography separation of paclitaxel from yew bark
Rosin-based stationary phase Paclitaxel Retention mechanism Separation Yew-bark extract
2023/12/5
Paclitaxel (PTX) is a complex diterpenoid anticancer drug whose separation from yew biomass poses a significant challenge. In this study, a new stationary phase comprising hydrogenated rosin (β-acrylo...
南京农业大学专利：一种可移动式木板切割的机构
南京农业大学 可移动式 木板 切割机构
2023/12/5
本实用新型设计一种可移动式木板切割的机构，包括轴承支座一、滑动导轨、旋转电机、滚珠丝杠螺母副、轴承支座二、联轴器、横移电机、电机支架、导轨支撑、V带、切割片、滑块，其特征是滑动导轨固定在导轨支撑上，横移电机固定在电机支架上，旋转电机和切割片固连在滑块上；轴承支座一和轴承支座二固定滚珠丝杠螺母副，横移电机由联轴器带动滚珠丝杠螺母副做旋转运动，进而驱动切割部分在滑动导轨上作横向往复运动；旋转电机由V带...
Rosin-Based Si/P-Containing Flame Retardant Toward Enhanced Fire Safety Polyurethane Foam
bio-resource flame retardant rosin synergistic effect
2023/12/4
Environmentally friendly flame retardant such as polysiloxane has long been sought for varied studies in recent years and can be further improved to overcome the challenges of additional applications....
Effect of Natural Crosslinker on the Properties of Chicken Feather and Modified Vegetable Oil Based Green Composites
Biocomposite natural fiber mechanical properties thermal properties biodegradable
2023/12/4
For the past few decades environmental concerns had been influencing the researchers to employ natural fibers and polymers from renewable resources as a replacement for petroleum-based resins and synt...
Trends in the Diels-Alder reaction in polymer chemistry
REVERSIBLE CLICK CHEMISTRY FREE-RADICAL POLYMERIZATION CROSS-LINKED POLYAMIDES HIGH-PERFORMANCE ACRYLIC-ACID ROOM-TEMPERATURE MALEIC-ANHYDRIDE LEVOPIMARIC ACID BUILDING-BLOCK MUCONIC ACID
2023/12/4
The Diels-Alder (DA) reaction is regarded as quite a useful strategy in organic and macromolecular syntheses. The reversibility of this reaction and the advent of self-repair technology, as well as ot...
Synthetic modifications of abietane diterpene acids to potent antimicrobial agents
Dihydroquinopimaric acid maleopimaric acid antimicrobial activity antitubercular activity M tuberculosis H(37)Rv antifungal activity docking studies
2023/12/4
Among abietane type semisynthetic diterpenoids, a series of quinopimaric and maleopimaric acid derivatives modified at the carboxyl and carbonyl groups, and in ring E were synthesised to obtain new co...
Improvement of physical and mechanical properties of poplar wood via immobilization of rosin by grafting of vinyl chains
Wood polymeric rosin wood impregnation mechanical properties fluorescence microscope
2023/12/4
Rosin is renewable biomass with the potential to enhance wood properties. However, its high leaching rate restricts the durability of rosin impregnation. To immobilize rosin in wood structure, polymer...
Development of a Highly Efficient Environmentally Friendly Plasticizer
adipate effective plasticizer environmentally friendly esterification polyvinyl chloride technological
2023/12/1
The purpose of this work is the synthesis of adipic acid ester and the study of the possibility of its use as a PVC plasticizer. The resulting butyl phenoxyethyl adipate was characterized by Fourier-t...