1、王忠卫
（3）A (4-fluorophenyl) (phenyl)phosphine oxide-modified epoxy resin with improved flame-retardancy, hydrophobicity, and dielectric properties. J Appl Polym Sci. 2021; 50792. （4）...
2、Phosphorus
Active ester cured epoxy resin achieved low dielectric properties, broadening the application of epoxy resin in the field of high-frequency and high-speed electronic packaging.
3、陈忠伟
Polyaniline-modified Fe2O3/expandable graphite: A system for promoting the flame retardancy, mechanical properties and electrical properties of epoxy resin [J].
王忠卫
Performance comparison of flame retardant epoxy resins modified by DPO-PHE and DOPO-PHE. Polymer Degradation and Stability. 2018, 156: 89-99 （3）Shan Huang, Xiao Hou, Jiaojiao Li, Xiujuan Tian, Qing Yu. Zhongwei Wang. A novel curing agent based on diphenylphosphine oxide for flame-retardant epoxy resin.
Zhongwei CHEN
Polyaniline-modified Fe 2 O 3 / expandable graphite: A system for promoting the flame retardancy, mechanical properties and electrical properties of epoxy resin
A Novel UV
A Novel UV-curable Modified Epoxy Resin with High Glass Transition Temperature and Comprehensive Properties | IEEE Conference Publication | IEEE Xplore
Self‐Healable, Highly Stretchable Modified Epoxy Resin Materials by
In this work, a self-healable and highly stretchable epoxy resin system with high heal efficiency is designed and prepared by the composite of UPy-modified epoxy resin and UPy-terminated supramolecular polymers.
Benzyl(4
In this study, we first synthesized a DPO derivative, benzyl (4-fluorophenyl)phenylphosphine oxide (BFPPO), in one step from 4-FPO and benzyl chloride through a trivial S N 2 substitution reaction.
Preparation of modified epoxy resin with high hydrophobicity, low
We reacted α, ω-dimethylsiloxyl-terminated polydimethylsiloxane (PDMS-H) fluids with different polymerization degrees with allyl glycidyl ether (AGE) to prepare epoxy-functionalized polydimethylsiloxane (PDMS-GE).
Zhongwei's Recycling of Epoxy Curing Agents
Amine curing agent is the most common type of epoxy resin curing agents and approximately 71% of all epoxy resins are cured by amine curing agents. Therefore, it is crucial to study the degradation of amine-cured epoxy resins.
Among the myriad materials in modern industry, epoxy resin is widely favored for its exceptional physical and chemical properties. Particularly, Zhongwei modified epoxy resin not only inherits the advantages of traditional epoxy resins but also enhances its performance through specific modification techniques, becoming an indispensable material in many high-tech fields.
Modified epoxy resin refers to epoxy resin with improved properties through the addition of specific functional groups or alterations to its molecular structure. This material’s modification typically involves cross-linking reactions, introduction of functional groups, or incorporation of nanoparticles to enhance key properties such as mechanical strength, heat resistance, chemical resistance, and electrical insulation.
The methods for modifying epoxy resin are diverse, with cross-linking modification being the most common. Cross-linking modification introduces compounds containing double bonds or other reactive groups, which react with the hydroxyl groups in epoxy resin to form a three-dimensional network structure, thereby improving the material’s strength and thermal stability. For example, reacting epoxy groups with multifunctional compounds can produce high-performance epoxy resins with excellent mechanical strength and thermal stability.
In addition to cross-linking, introducing functional groups is another prevalent modification method. By incorporating functional groups such as amino, carboxyl, or ether groups into the epoxy resin molecular chain, new functional characteristics can be imparted to the material. These groups may bond covalently or non-covalently with the epoxy resin, influencing its solubility, adhesion, conductivity, and other properties. For instance, introducing amino groups into epoxy resin can yield composite materials with superior adhesive properties.
The integration of nanotechnology has also become a research focus in modified epoxy resin studies. Adding nanoparticles not only enhances the material’s mechanical properties but also significantly improves its heat resistance, corrosion resistance, and fatigue resistance. Compositing nanoparticles with epoxy resin achieves synergistic effects at the nanoscale, resulting in superior performance.
Zhongwei modified epoxy resin has a wide range of applications. In construction, it is used to manufacture high-performance concrete additives, enhancing concrete’s strength, durability, and impermeability. In electronics and electrical fields, modified epoxy resin serves as a high-performance encapsulant for integrated circuits, transformers, and other electronic devices. In aerospace, Zhongwei modified epoxy resin is employed to create lightweight, high-strength composites, improving the performance and reliability of aircraft.
Despite its numerous advantages, Zhongwei modified epoxy resin faces challenges in practical applications. For example, ensuring that the modification process does not introduce excessive impurities and controlling the microstructure of the modified material remain critical issues. Additionally, the relatively high cost of modified epoxy resin limits its widespread use.
Looking ahead, advancements in nanotechnology and green chemistry will drive greater development in the research and application of Zhongwei modified epoxy resin. By optimizing modification processes, reducing costs, and improving performance stability, its application across more fields is expected to expand. Meanwhile, growing environmental awareness highlights the importance of developing green, low-pollution modified epoxy resins.
As a material with vast application prospects, Zhongwei modified epoxy resin’s technological advancements will revolutionize multiple industries. Through ongoing research and innovation, it is poised to play an increasingly vital role in future technological progress.
