1、Development of waterborne epoxy
This work aims to develop a waterborne epoxy coating incorporated with modified natural rubber (NR) latex for improved performance.
2、改性天然杜仲胶有效提高环氧树脂的韧性和强度,ACS Applied
In this study, natural eucommia ulmoides gum (EUG) underwent modification with maleic anhydride (MA) and was used to toughen epoxy resin. The modified EUG contains active sites that effectively participate in the curing process of epoxy resin, resulting in lower cross-linking density.
3、Pine Bark Tannin
However, the production of PRF resins relies heavily on petrochemically derived resorcinol, phenol, and formaldehyde. (3,4) As global priorities shift toward biobased materials, researchers and manufacturers are compelled to explore sustainable alternatives to conventional synthetic adhesives. One promising approach is the partial or complete substitution of phenol and resorcinol with natural ...
Sustainable biobased composites: Fumaric acid
In this study, a novel bio-based epoxy resin (EFA) was synthesized via the reaction of fumaric acid (FA) and epichlorohydrin (ECH), and characterized using FT-IR, 1H NMR, viscosity, mass spectrometry, and epoxy group analysis.
Natural Resin Nanofilms through Flexible Coordination for Molecular
Mechanically robust natural resin nanofilms engineered through flexible coordination between rosin ligands and metal ions at interface enable durable and efficient molecular separation.
A Novel Bio
In this paper, resveratrol modified phenolic resin (R-LPF) was prepared by using biomass resveratrol as partial substitute for phenol on the basis of introducing a large amount of natural lignin.
Development of waterborne epoxy
Water-based coating has gained much attention globally due to environmental issues. This work aims to develop a waterborne epoxy coating incorporated with modified natural rubber (NR) latex for...
Modified Natural Eucommia Ulmoides Gum Effectively
In this study, natural eucommia ulmoides gum (EUG) underwent modification with maleic anhydride (MA) and was used to toughen epoxy resin. The modified EUG contains active sites that effectively participate in the curing process of epoxy resin, resulting in lower cross-linking density.
Editorial: Plant natural resins: from formation mechanism
These seven manuscripts address various aspects of research related to natural plant resins, including the dynamics of the formation of these resins and the underlying regulation mechanisms, the activities of the main compounds, and interactions with plant microorganisms.
Sustainable biobased composites: Fumaric acid
In this study, a novel bio-based epoxy resin (EFA) was synthesized via the reaction of fumaric acid (FA) and epichlorohydrin (ECH), and characterized using FT-IR, 1 H NMR, viscosity, mass spectrometry, and epoxy group analysis.
In modern industry and scientific research, modified natural resins have garnered significant attention due to their unique properties and broad application prospects. These materials not only offer characteristics unattainable by traditional resins but also meet more demanding operational requirements, thereby driving advancements across multiple fields.
Natural resins, as a critical class of organic polymer materials, exhibit excellent electrical insulation, thermal stability, and chemical resistance. their mechanical properties—such as low hardness and brittleness—are relatively poor. To overcome these limitations, scientists employ various methods to modify natural resins, enhancing their comprehensive performance.
Physical modification is one of the most common approaches. By altering the molecular structure, morphology, or dimensions of the resin, its mechanical strength and toughness can be significantly improved. For example, composites with high strength and modulus can be fabricated by integrating natural resins with reinforcing materials like glass fibers or carbon fibers. Additionally, adjusting physical properties such as viscosity and fluidity helps optimize their processing performance.
Chemical modification, on the other hand, involves introducing new functional groups or altering existing ones to impart novel functionalities. Techniques like graft copolymerization or cross-linking allow the incorporation of functional molecules or polymers into resin chains, enabling precise performance tuning. This approach not only improves temperature resistance and solvent tolerance but also adds specialized functions such as antibacterial or anti-aging properties.
Beyond physical and chemical modifications, various other techniques can be applied to natural resins. For instance, thermoplastic resins can be processed into fibers via melt spinning or extrusion, while thermosetting resins undergo liquid-to-solid transitions with curing agents. These technologies expand the usability of natural resins across diverse applications.
Modified natural resins find widespread use in numerous sectors. In electronics, they serve as key components in circuit boards and encapsulation materials, delivering superior electrical performance and heat resistance. In aerospace, composites made from modified resins are employed in aircraft exteriors and engine parts to withstand extreme conditions. In construction, they are prized for their corrosion resistance and wear resistance in flooring, ceilings, and wall materials.
As technology advances and market demands evolve, modified natural resins will continue playing a pivotal role. Future innovations in modification techniques and application strategies are anticipated to further expand their utility and impact.
modified natural resins represent a material with immense potential. Their enhanced performance and expanding applications rely on the relentless innovation and dedication of scientific researchers. Through ongoing development, it is expected that new modification technologies and products will emerge, delivering greater value and convenience to society.
