1、Development and performance evaluation of a rapid

To address the need for rapid reopening, this study develops a novel rapid-curing waterborne epoxy-based sealer. The research objectives focus on optimizing the material formulation and evaluating its key performance characteristics.

2、Journal of Applied Polymer Science

This paper focuses on the process of synthesizing the intermediates. The 2K waterborne epoxy coating film prepared with polyether triols-modified waterborne epoxy curing agent exhibits desirable corrosion protection capacity and neutral salt spray resistance up to 600 h.

3、Waterborne Epoxy Curing Agents: Exploration and Application

This paper introduces the types of waterborne epoxy curing agents and the preparation and development of ionic and nonionic waterborne epoxy curing agents. The modification of waterborne epoxy curing agents in recent years are reviewed.

4、Research Progress in Waterborne Epoxy Resin Curing Agent

Abstract: Waterborne epoxy curing agent is an important part of waterborne epoxy system，and its composition and structure play an important influence on the physical and chemical properties of coatings films.

5、Synthesis of a waterborne epoxy curing agent based on

Polyether polyols can improve the performance of waterborne epoxy curing agent. In this paper, intermediates were synthesized from polyether triols with epoxy resin E-51 and introduced into the epoxy curing agent by reacting with TETA.

Self

Self-curing waterborne epoxy coatings represent an innovative advancement in coating technology, combining environmental friendliness with high performance. This chapter explores their unique chemistry, which enables self-curing through water evaporation, eliminating the need for manual mixing.

Exploration and Application of Waterborne Epoxy Curing Agents in Meizhou

By exploring the curing mechanism, the superior performances of the coatings film prepared by waterborne epoxy dispersion and waterborne epoxy curing agent are presented.

Preliminary Results on Preparation and Performance of a Self

The infrared absorption spectra of E20, EP1K, and the water-based epoxy curing agent were compared and analyzed. The coating properties of the waterborne epoxy varnish, which was based on water-based epoxy curing agents to emulsify and cure the resin E44, were systematically tested.

Waterborne Epoxy Curatives

Waterborne epoxy coatings not only perform better but are easier and quicker to apply because they have no roller pickup or drag. With film thickness as low as 5 mils dry film thickness, faster coverage rates are achieved, saving time, material and labor costs. With this cost-in-use benefit, epoxy pro-tection is now more afordable.

Preliminary Results on Preparation and Performance of a Self

The coating properties of the waterborne epoxy varnish, which was based on water-based epoxy curing agents to emulsify and cure the resin E44, were systematically tested.

In the field of modern materials science, epoxy resins, as a critical matrix for high-performance composites, rely heavily on the selection of curing methods to determine the final product’s properties. Traditional curing processes often involve the emission of volatile organic compounds (VOCs), which not only pollute the environment but also pose health risks to humans. Consequently, developing low-VOC, eco-friendly waterborne epoxy curing agents has become an urgent necessity. This paper explores the theoretical foundation, preparation techniques, and application prospects of waterborne epoxy curing agents.

I. Theoretical Foundation of Waterborne Epoxy Curing Agents

Waterborne epoxy curing agents represent a novel curing system that disperses epoxy resin in water using emulsification technology. Compared to traditional solvent-based epoxy curing agents, they offer several advantages:

1. Low Toxicity and Smoke Reduction: Free from volatile organic compounds, these agents minimize harmful gases and smoke during curing, improving workplace safety and health.
2. Environmental and Energy Efficiency: Reducing reliance on organic solvents lowers energy consumption, production costs, and environmental pollution.
3. Recyclability: Water in the system can be reused, avoiding waste from organic solvents and aligning with sustainable development principles.
4. Excellent Adhesion: With robust chemical stability and mechanical properties, these agents deliver superior bonding performance across diverse applications.

II. Preparation Techniques for Waterborne Epoxy Curing Agents

The preparation process involves the following steps:

1. Surface Treatment: Enhancing stability and adhesion requires surface modifications of epoxy resin, such as acid anhydride or amination.
2. Emulsifier Selection: Critical to formulation, common emulsifiers include non-ionic, anionic, or cationic types, chosen based on specific needs.
3. Polymerization: Under emulsifier action, epoxy resin reacts with the curing agent to form a stable aqueous emulsion.
4. Stabilization Treatment: Long-term stability is achieved by adding anti-settling agents or adjusting pH levels.
5. Filtration and Packaging: Impurities are removed through filtration, and the product is packaged to ensure quality and safety.

III. Application Prospects of Waterborne Epoxy Curing Agents

With stricter environmental regulations and growing eco-consciousness, waterborne epoxy curing agents hold significant market potential. Key application areas include:

1. Construction: Used as surface coatings for concrete, stone, and other materials to enhance corrosion resistance and wear resistance.
2. Automotive Manufacturing: Improves adhesion and durability in automotive body coatings, reducing maintenance costs.
3. Electronics Encapsulation: Offers excellent electrical insulation and moisture resistance, boosting product reliability.
4. Medical Devices: Provides stable bonding performance, ensuring product quality and safety in medical equipment production.

As an eco-friendly and efficient material, waterborne epoxy curing agents boast broad development prospects. By optimizing preparation processes and expanding applications, they could become a mainstream curing agent in materials science. further research and innovation are needed to reduce costs and improve performance stability.