1、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.

2、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.

3、Synthesis and properties of a nonionic water

Research and development of epoxy resin curing agents are preparing a new type of curing agent that can improve its resistance to moisture, heat, toughening, and strengthening.

Synthesis of a waterborne epoxy curing agent based on

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. This paper focuses on the process of synthesizing the intermediates.

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.

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.

Preliminary Results on Preparation and Performance of a Self

Abstract: Polyethylene glycol 1000 (PEG1000) and epoxy resin E20 were used to synthesize the E20/PEG1000 polymer (EP1K), which was later transformed into a self-emulsifying water-based epoxy...

Waterborne Epoxy Based Coating Materials

Besides the concern about volatile organic compounds (VOCs), efforts have been made towards the development of waterborne epoxy (WBE) based corrosion resistant materials and coatings which are low energy-curing and less toxic during the application process.

Stable waterborne epoxy resins: Impact of toughening agents on coating

The subsequent discussion focuses on the dynamic mechanical properties of the waterborne epoxy cured films and the low-temperature film-forming capabilities of the waterborne epoxy varnishes; it is concluded with an assessment of the application performance of the waterborne epoxy metal primers.

Toughening and corrosion resistance enhancement of waterborne epoxy

In this study, a flexible epoxy curing agent capable of room-temperature curing was prepared, and the effects of polyurethane (PU) content and capping agents on the toughness and corrosion resistance of films were systematically investigated.

In modern construction and industrial fields, epoxy resins have been widely utilized. Among them, waterborne epoxy curing agents, as a new type of eco-friendly material, have become a focus in numerous industries due to their low volatile organic compound (VOC) content, excellent mechanical properties, and superior chemical resistance. This article aims to explore the application and significance of waterborne epoxy curing agents in engineering, analyze their advantages and challenges, and predict future development trends.

I. Definition and Characteristics of Waterborne Epoxy Curing Agents

Waterborne epoxy curing agents are epoxy resins dissolved in water. They react chemically with various curing agents through the epoxy groups in the resin, forming stable polymer networks. Compared to traditional solvent-based epoxy curing agents, waterborne epoxy curing agents have significantly lower VOC emissions, reducing environmental and human health impacts. Additionally, they generate less heat during curing, facilitating temperature control in construction environments. These agents also exhibit strong adhesion, wear resistance, and impact resistance, making them suitable for bonding and repairing various substrates.

II. Applications of Waterborne Epoxy Curing Agents in Engineering

1. Building Repair and Reinforcement: Due to their excellent adhesion and weather resistance, waterborne epoxy curing agents are widely used in building maintenance and reinforcement. For example, they effectively fill cracks in concrete structures, enhancing waterproofing and durability.

2. Bridge Maintenance: In bridge construction and maintenance, these agents are commonly applied in concrete surface coatings, such as anti-corrosion paint and anti-slip treatments, to extend service life and improve safety.

3. Pipeline Corrosion Protection: In petrochemical industries, pipeline corrosion poses significant safety risks. Waterborne epoxy curing agents can be used for anti-corrosion coatings on pipelines, preventing accidents caused by corrosion.

4. Floor Construction: In industrial plants, warehouses, laboratories, and other venues, these agents are employed for floor construction, providing smooth, wear-resistant, and easy-to-clean surfaces.

III. Advantages and Challenges of Waterborne Epoxy Curing Agents

Advantages:

• Environmental Friendliness: Their VOC emissions are far lower than those of traditional epoxy curing agents, improving construction environment quality.
• Cost-Effectiveness: Compared to conventional curing agents, waterborne epoxy curing agents are more economical, helping reduce project budgets.
• Construction Convenience: They are easier to apply, dry quickly, and shorten construction cycles.

Challenges:

• Curing Time: Waterborne epoxy curing agents cure more slowly, potentially delaying project timelines.
• Low-Temperature Performance: Their performance may degrade in low-temperature environments, requiring special measures to ensure quality.
• Weather Resistance: While generally weather-resistant, extreme climates may compromise performance, necessitating further research to improve durability.

IV. Future Development Trends

With growing environmental awareness and technological advancements, waterborne epoxy curing agents hold greater potential for engineering applications. Improved performance and reduced costs are expected through the development of new materials and processes. As green building concepts gain traction, these agents will see broader use, particularly in energy conservation, emission reduction, and sustainable development.

As a new eco-friendly material, waterborne epoxy curing agents are increasingly applied in engineering. They offer environmental, economic, and practical benefits while demonstrating significant value in diverse fields. challenges remain in curing speed and weather resistance. With ongoing technological innovation, waterborne epoxy curing agents are poised to play a more critical role in engineering, contributing to a greener, more sustainable future.