1、Research Progress in Waterborne Epoxy Resin Curing Agent
The effect of the compatibility and reactivity of waterborne epoxy curing agents on the curing films and its control methods were also discussed，which provided guidance for selection of suitable curing agents and development of waterborne epoxy curing agent with excellent performance.
2、Synthesis and Characterization of Waterborne Epoxy Curing Agent
In this work, a novel waterborne epoxy curing agent modified by silane was prepared using 3-glycidoxypropyltrimethoxysilane ( GPTMS) and C12 acyclic glycidyl ether (AGE) as a termination agent of adduct, which was synthesized by triethylene tetra- mine (TETA) and liquid epoxy resin (E-51). The structure of the curing agent was characterized.
3、Epoxy Curing Agents
Clear and pigmented coatings based upon Amicure® IC curing agents exhibit very rapid hardness development, excellent low temperature cure, very good color and UV stability and excellent surface appearance.
4、Waterborne Epoxy Curing Agents
With physical characteristics such as excellent abrasion and impact resistance, together with high chemical, water and solvent resistance, Amirez products are the perfect choice for industrial and decorative concrete floor paints.
Fabrication of a nonionic self
The 2K waterborne epoxy coating film prepared by the as-prepared nonionic self-emulsifiable curing agent and E51 displayed better thermal property, surface appearance, flexibility, impact resistance, adhesion, and chemical corrosion resistance.
Waterborne Curing Agents
These resin/curing agent systems can be diluted to the desired solids level by simply adding water. They are also compatible with a variety of wetting agents, additives, co-solvents and coupling agents to achieve enhanced properties.
Houxian® GZ12
Houxian® GZ12 is a water-based modified amine adduct with excellent curing speed, good adhesion to metal substrates, good corrosion resistance and excellent workability.
Polycondensation and Curing of Polyethyleneglycol (PEG)and Epoxy
It is important to select the best curing systems which include types of hardener (curing agent) and epoxy resin, concentration of hardener, temperature of curing process and type of catalyst if it is present.
Epoxy Curing Agents
Anquawhite 100 is the only waterborne epoxy curing agent that dries to a completely clear finish at any thickness in coating systems and maintains colour stability. It is ideal for industrial concrete coatings, top finishing coatings, stone flooring, parquet floors and lacquers.
Journal of Applied Polymer Science
A novel self-emulsifiable waterborne amine-terminated curing agent for epoxy resin based on glycidyl tertiary carboxylic ester (GTCE) was synthesized through three steps of addition reaction, capping reaction, and salification reaction of triethylene tetramine (TETA) and liquid epoxy resin (E-44).
In modern industry, epoxy resins are widely used in construction, automotive, electronics, aerospace, and other fields due to their exceptional mechanical properties, chemical resistance, and electrical insulation performance. Among these, waterborne epoxy curing agents, as a critical material for epoxy resin applications, directly influence the final performance and effectiveness of the entire epoxy system. The waterborne epoxy curing agents produced in Yulin City have become a preferred product in numerous industrial sectors due to their superior performance characteristics.
The development of Yulin’s waterborne epoxy curing agents dates back to the early 1970s. At that time, China’s implementation of the reform and opening-up policy spurred growing domestic demand for high-performance materials. Against this backdrop, research teams in the Yulin region began exploring the development of epoxy curing agents suitable for waterborne environments. After years of effort, they successfully developed a series of waterborne epoxy curing agents tailored to different application scenarios. These products not only met domestic market demands but also gradually entered the international market.
The key features of Yulin’s waterborne epoxy curing agents include excellent environmental adaptability, outstanding adhesive strength, superior mechanical properties, and robust electrical performance. These characteristics enable stable performance under harsh conditions, making them widely applicable in scenarios requiring high-strength bonding, wear resistance, and corrosion resistance.
In terms of applications, Yulin’s waterborne epoxy curing agents are highly versatile. In construction, they are used for repairing and reinforcing concrete structures, enhancing overall building strength and durability. In automobile manufacturing, they bond and seal engine components, improving vehicle safety and reliability. In the electronics industry, they bond and encapsulate circuit boards, ensuring the stability and long-term operation of electronic devices. In aerospace, they are indispensable due to their ability to provide exceptional structural strength and fatigue resistance.
Beyond these applications, Yulin’s waterborne epoxy curing agents offer additional advantages. For instance, compared to traditional solvent-based epoxy resins, they contain no volatile organic compounds (VOCs), significantly reducing environmental and health impacts. Their application process is relatively straightforward, eliminating the need for flammable or explosive solvents and lowering safety risks. Furthermore, their eco-friendly properties have earned increasing recognition and favor from businesses and consumers.
Despite these benefits, challenges remain in practical applications. First, improving curing speed and efficiency remains a critical research focus. While existing products meet most requirements, specialized applications like high-speed railway track bonding and repair demand further optimized curing systems for enhanced performance. Second, reducing costs and expanding applications are future priorities. By refining production processes, sourcing more economical materials, or developing new formulations, the affordability and widespread adoption of these curing agents could improve. Finally, strict enforcement of environmental regulations is crucial for sustainable development. Compliance ensures product quality and safety while enhancing corporate reputation and market competitiveness.
As a high-performance, eco-friendly material, Yulin’s waterborne epoxy curing agents hold broad prospects for future development. Through continuous technological innovation and optimization, they are poised to unlock new possibilities and opportunities across industries.
