1、Research progress on modification of phenolic resin
With the widening of the application fields of phenolic resins, many types of modifiers have been used to modify the molecular structure of phenolic resins.
2、环氧树脂的合成、改性及应用研究进展
This article reviews the research progress on the synthesis methods and modification technologies of epoxy resin both domestically and internationally, in order to improve its comprehensive performance and application scope.
3、Advances in Toughening Modification Methods for Epoxy Resins: A
This work provides a comprehensive review of the recent advancements in the toughening modification methods for epoxy resins.
4、Research status of mechanical modification of epoxy resin
The study reviews global research, compares different improvement methods, and tests their effects through experiments like tension, bending, compression, and impact tests. The goal is to help advance the field by understanding how different modifications affect epoxy resin’s performance.
5、Chemical Modification Methods of Resins
Resin modification methods can be divided into two categories: the chemical bonding method, whereby organic groups in the resin are reacted directly with organic groups in the silicone resin; and the integral blend method, whereby the silicone resin is simply mixed into the resin.
Methods of Resin Modification
Experimental results on modified epoxy resins are collectively summarized, which focus on the structure, curing, and alternate methods for modification of epoxy resins.
Epoxy Resin Water
Water-based epoxy resin emulsion was prepared by self-emulsification method, and the surface of the resin was modified by SiO2. On this basis, a set of modification methods for epoxy resin waterification was formed.
A comprehensive review on modified phenolic resin composites for
Current research on PR modification emphasizes both physical methods, including filler enhancement and fiber reinforcement, and chemical methods, such as copolymerization, grafting, and cross-linking.
Advances in Toughening Modification Methods for Epoxy Resins: A
Through a detailed analysis of experimental studies, this paper highlights the effectiveness of various toughening strategies and suggests future research directions aimed at further optimizing epoxy resin toughening techniques for diverse industrial applications.
Research progress on toughening modification of epoxy resin
Epoxy resin is a polymer material known for its high strength and rigidity,good chemical stability,and ease of processing.However,its brittleness seriously limits its applications.To address the toughening of epoxy resin,domestic and foreign scholars have conducted extensive research.The article mainly introduced the research progress on the ...
In the era of rapid technological advancement, materials science, as a critical branch of fundamental research, directly impacts technological progress and industrial upgrading across industries such as manufacturing, healthcare, and construction. Among various materials, resins—important polymeric materials—have long been a focus for performance optimization in materials research. Resin modification methods, as effective technical approaches, significantly enhance resin properties to meet increasingly demanding application requirements.
Resin modification methods refer to techniques that alter the molecular structure or introduce new functionalities through chemical or physical means, thereby improving performance. These methods include but are not limited to blending modification, grafting modification, filler reinforcement, and cross-linking modification. Each method has unique advantages and适用范围 (suitable scopes), and selecting the appropriate approach is crucial for achieving breakthroughs in resin performance.
Blending modification, for example, combines two or more resins with differing properties. By leveraging their compatibility and interactions, it improves mechanical strength, thermal stability, and chemical resistance. A notable example is blending epoxy resin with polyurethane, yielding a composite material that retains the high strength and toughness of epoxy while gaining polyurethane’s elasticity and wear resistance. Such composites are widely used in electronic encapsulation and medical devices due to their balanced performance.
Grafting modification involves chemically bonding functional monomers onto the resin backbone to impart new properties. For instance, grafting polyetheramine compounds onto epoxy resin produces antistatic variants critical for electronic encapsulation, where static resistance ensures device stability and reliability.
Filler reinforcement enhances resin matrices by incorporating inorganic or organic fillers. Adding glass fibers to epoxy resin, for example, boosts tensile strength and hardness, while nano-calcium carbonate in polyurethane improves abrasion and impact resistance. Strategic filler selection tailors resins to specific applications.
Cross-linking modification forms three-dimensional networks via chemical reactions, enhancing mechanical properties, heat resistance, and chemical stability. Ultraviolet (UV)-cured bisphenol A epoxy resin, for instance, transforms into a solid, cross-linked structure with excellent adhesion, dimensional stability, and weather resistance.
Beyond these conventional methods, innovative strategies are emerging. Surface treatments improve resin surface properties, bio-based resins reduce environmental impact, and smart resins enable self-healing capabilities. These advances signal a future trend toward diversified, intelligent, and eco-friendly resin modification technologies.
Research and application of resin modification remain vibrant fields in materials science. As technology advances and societal needs evolve, these methods will continue driving materials innovation, supporting revolutionary developments and contributing to human progress.
