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Advances in the development of biobased epoxy resins: insight into more sustainable materials and future applications
Renewable sources bisphenol A biobased epoxy resins biobased fillers vegetable oils phenolic compounds curing agents
2023/12/15
The urgent need to replace fossil resource-based products is considerably increasing in the past few years, resulting in the search for more sustainable materials, with the aim of reducing the wastes ...
On the Development of Phenol-Formaldehyde Resins Using a New Type of Lignin Extracted from Pine Wood with a Levulinic-Acid Based Solvent
bio-resins phenolic resins levulinic acid lignin lignocellulosic waste resole resins
2023/12/1
Resole resins have many applications, especially for foam production. However, the use of phenol, a key ingredient in resoles, has serious environmental and economic disadvantages. In this work, ligni...
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...
Layer-by-layer assembly of nanomultilayer structures: Reinforcement of expanded char reduced the toxicity and fire hazard of epoxy resins
Epoxy resin Fire safety Intumescent flame retardant Smoke suppression Flame retardancy
2023/11/16
Epoxy resins (EP) have been widely applied in chemical engineering, composite materials, and aerospace. Nevertheless, the high fire hazard of flammable epoxy resins, which release considerable hazardo...
A facile strategy to construct multifunctional microencapsulated urea ammonium polyphosphate for epoxy resins towards satisfied fire safety, thermal stability and compatibility
epoxy resin fire safety mechanical properties microencapsulation urea ammonium polyphosphate
2023/11/16
Enhancing the fire safety of epoxy resin (EP) concomitant with less mechanical performance degradation is still a challenge for traditional flame retardants. Hence, polypyrrole (PPy) was used as a fil...
Developing Reprocessable shape memory thermosetting resins with high thermal resistance and strength through building a crosslinked network based on bismaleimide and epoxy resins
dynamic covalent bond heat resistance mechanical property reprocessability shape memory thermosetting resin
2023/11/16
It is difficult to endow reprocessable shape memory thermosetting resins with outstanding heat resistance and high mechanical strength. Herein, a new kind of reprocessable shape memory thermosetting r...
Preparation of fluorinated epoxy-phthalonitrile resins with excellent thermal stability and low dielectric constant
curing behavior fluorinated epoxy-phthalonitrile resins low dielectric constant thermal stability
2023/11/16
Fluoropolymers find applications in heat-resistant cables, chemical-resistant linings, electronic components, cladding materials, and weather-resistant films. Therefore, it is imperative to improve th...
Thermosets resins prepared from soybean oil and lignin derivatives with high biocontent, superior thermal properties, and biodegradability
biodegradable biopolymers and renewable polymers resins thermosets
2024/2/4
A bio‐based monomer, methacrylated vanillyl alcohol (MVA), had been synthesized from vanillyl alcohol with methacrylate anhydride (MAA) via a solvent‐free, efficient method. The synthesis of MVA was c...
Properties of biobased epoxy resins from epoxidized linseed oil (ELO) crosslinked with a mixture of cyclic anhydride and maleinized linseed oil
termosetting resins epoxidized linseed oil crosslinking cyclic anhydrides modified vegetable oils
2024/3/5
This works aims at the development thermosetting resins derived from epoxidized linseed oil (ELO) of high biobased content, by using a mixture of crosslinking agents, i.e. methyl nadic anhydride (MNA)...
Surface Modification of Graphene with Layered Molybdenum Disulfide and Their Synergistic Reinforcement on Reducing Fire Hazards of Epoxy Resins
Molybdenum disulfide graphene hydrothermal method X-ray diffraction and laser Raman spectroscopy
2015/3/27
In this work, molybdenum disulfide (MoS2)−modified graphene (MoS2/GNS) hybrids were prepared by the hydrothermal method and characterized by X-ray diffraction (XRD), Laser Raman spectroscopy (LR...
Tannin–Phenol Formaldehyde Resins As Binders for Cellulosic Fibers: Mechanical Properties
Tannin Tannin-formaldehyde Resins Phenol- formaldehyde Resins Mechanical Properties
2013/3/8
In this study Eucalyptus tannin (T) was isolated from outer bark of Eucalyptus trees; as sodium phenoxide salt and used as extender or copolymer into phenol formaldehyde (PF) resin at five percent (10...
青钱柳叶三萜大孔吸附树脂纯化工艺（Purification of Triterpenes in Cyclocarya paliurusLeaves by Macroporous Resins）
青钱柳 三萜 大孔吸附树脂
2010/12/28
为研究大孔吸附树脂纯化青钱柳三萜的工艺，筛选了适宜的大孔吸附树脂，并通过静态和动态的吸附与解吸试验，确定了纯化工艺参数。结果表明，在供试的3种大孔吸附树脂中，D-101型大孔吸附树脂适合分离青钱柳叶三萜，其吸附量和解吸率分别为57.5mg/g和96.51%；动态吸附青钱柳叶三萜时的最适宜进样流速与进样质量浓度分别为 2BV/h和1.5mg/mL；动态解吸时洗脱剂的最适宜体积分数与洗脱速度分别...
The effect of the elastic modulus of low-viscosity resins on the microleakage of Class V resin composite restorations under occlusal loading
Elastic modulus Elastic cavity wall Microleakage
2010/11/29
This study aimed to evaluate the effectiveness of various intermediate layers on the microleakage of Class V restorations under an occlusal load. Wedge-shaped cavities were prepared on the buccal surf...
Reduction of Trihalomethanes Forming Potential by Adsorption of Natural Organic Matter on Ionic Exchange Resins
Natural Organic Matter Trihalomethanes Disinfection by Chlorine Ground Water
2013/3/20
In a sanitation process of drinking water, carbon from the organic matter reacts with chlorine, forming by-products, among which are trihalomethanes (THM). These substances are carriers of mutagenic a...
The effect of loading solution and dissolution media on release of Diclofenac from ion exchange resins
Ion exchange resins Diclofenac sodium
2010/1/6
Drugs can be loaded on ion exchange resins in order to control their release. Loading of diclofenac sodium on the resin beads not only sustain its release but also reduce its gastrointestinal mucosal ...