1、Surface Chemistry and Molecular Dynamics of Epoxy Resin
In this study, we investigate the main reactions occurring on the surface of DEGBA/DEGBF epoxy resin following curing, post-curing, and thermal post-curing processes using Time-of-Flight Secondary Ion Mass Spectrometry (ToF-SIMS).
2、A critical review of dynamic bonds containing curing agents for epoxy
Investigated the mechanical, thermomechanical, thermal, and recycling properties of the epoxy thermosets cured by developed curing agents. Addressed the challenges, opportunities and emerging trends in the field.
3、Analysis of Epoxy Curing Agent Components
Abstract Curing agents are critical components of aqueous epoxy resin systems. Unfortunately, its uses and applications are restricted because of its low emulsifying yields.
4、Influence of different composite curing agents on the rapid curing
In particular, effective formulations are designed for mixing fast and slow curing agents, studying their effects on the curing behavior, curing quality, and mechanical properties of epoxy resins and elucidating their influence mechanisms.
5、The epoxy resin system: function and role of curing agents
Curing agents are critical components of aqueous epoxy resin systems. Unfortunately, its uses and applications are restricted because of its low emulsifying yields. Epoxy resins are frequently used in electrical devices, castings, packaging, adhesive, corrosion resistance, and dip coating.
Surface Chemistry and Molecular Dynamics of Epoxy Resin: Insights from
In this study, we investigate the main reactions occurring on the surface of DEGBA/DEGBF epoxy resin following curing, post-curing, and thermal post-curing processes using Time-of-Flight...
A review of the curing rate and mechanical properties of
The effects of curing methods, curing agents, accelerators, functional fillers and composite curing processes on the curing rate and mechanical properties are also reviewed.
The effect of epoxy resin and curing agent groups on mechanical
The mechanical properties and glass transition temperatures of epoxy resin systems with different structures were compared to investigate the influence of the epoxy resin and curing agent structures on the system performance.
Current situation and development trend of reactive epoxy resin curing
Abstract Epoxy resin is a thermoplastic polymer. When curing agent is added to the epoxy resin, a new curing product will be formed. Curing agent changes the properties of epoxy resin to obtain new curing products.
Analysis of Solvent Components in Epoxy Curing Agents
The stoichiometric relationship between curing agents and resins has a great effect on the physical and the mechanical properties of the epoxy resin. Four different amines were chosen for the present study, viz. Triethylene tetramine, Dicyandiamide, Diaminodiphenyl sulphone and m-phenylenediamine.
In modern industrial and construction fields, epoxy materials are highly favored for their excellent physical properties and chemical stability. Among these, epoxy resin curing agents produced in the Jiaxing region are indispensable components. This article provides an in-depth analysis of the composition of Jiaxing epoxy resin curing agents and explores how these components work synergistically to ensure the superior performance of epoxy materials.
Jiaxing Epoxy Resin Curing Agents are chemicals specifically designed to promote the curing of epoxy resins. Their primary function is to initiate chemical reactions that break and reform epoxy molecular chains, thereby increasing cross-linking density and enhancing the material’s strength, hardness, and thermal resistance. Once cured, epoxy materials exhibit outstanding mechanical properties and durability, making them widely used in industries such as electronics, automotive, aerospace, construction, and more.
The components of Jiaxing epoxy resin curing agents mainly include the following categories:
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Hardeners (or Hardening Components): These are the core ingredients determining the cured epoxy’s performance. Common hardener types include aliphatic amines, aromatic amines, and imidazoles. For example, aliphatic amines like dimethylaniline (DMA) and triethanolamine react with epoxy groups in the resin to form stable polymer chains, imparting high strength and heat resistance.
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Catalysts (or Catalytic Components): Catalysts accelerate the curing process. They often contain organic tin compounds, such as dibutyltin dilaurate (DBTL) or stannous octoate. These compounds lower the activation energy of the curing reaction, enabling faster and more complete polymerization.
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Thinners/Solvents: To improve mixability and workability, curing agents typically include solvents or thinners like toluene, xylene, or acetone. These solvents help evenly disperse the curing agent and epoxy resin while enhancing flowability and application ease.
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Fillers: In some formulations, fillers such as quartz powder or talc are added to improve mechanical properties or reduce costs. Fillers minimize internal stress, fill voids, and enhance compressive strength and wear resistance.
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Additives: Depending on application needs, additives like fire retardants, fungicides, or UV absorbers may be incorporated. These additives provide specialized properties, such as flame retardancy, mold/moisture resistance, or UV aging resistance.
The chemical composition and interactions of Jiaxing epoxy curing agents critically influence the performance of epoxy materials. By precisely controlling the ratios and quality of each component, high-performance epoxy formulations tailored to specific applications can be developed. Additionally, with advancements in technology and stricter environmental standards, future research in Jiaxing’s epoxy curing agents is expected to focus on eco-friendliness, efficiency, and multifunctionality.
analyzing the components of Jiaxing epoxy resin curing agents offers valuable insights into this key material. Through meticulous study of its formulation, we can better understand the performance characteristics of epoxy materials, providing superior support for industrial production and infrastructure development.
