1、Preparation of waterborne epoxy dispersion and its application in 2K
By exploring the curing mechanism, the superior performances of the coatings film prepared by waterborne epoxy dispersion and waterborne epoxy curing agent are presented. The nanometer-sized and stable waterborne epoxy dispersions are achieved by phase inversion method using the reactive emulsifier. 1. Introduction.
2、Waterborne Epoxy Curatives
You can choose from a number of waterborne epoxy systems, depending on your priorities. anquawhite® 100 curing agent and ancarez ar555 epoxy resin offer very fast dry speed of less than an hour with high gloss, low color and no carbamation issues. this coating will also provide high stain resistance and good cleanability. alternatively, a ...
3、Waterborne Epoxy Resin Curing Agents
Waterborne epoxy resin curing agents offer a novel solution for epoxy curing with distinct advantages. Their room-temperature curing capability reduces costs and environmental pollution, while their versatility and performance make them promising for future industrial and construction applications.
4、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.
5、Waterborne Curing Agents for Epoxy Resins
A home-made waterborne epoxy resin curing agent was used to cure the home-made E-type non-ionic waterborne epoxy resin latex at room temperature. The curing effect and the performance of the coatings film were investigated.
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.
Stable waterborne epoxy resins: Impact of toughening agents on coating
The CEB waterborne epoxy resins (CEBs) were synthesized through blending CA-4 with BPA at controlled ratios, followed by reaction with liquid epoxy resin. The research examined how the chain length in each CA influenced the properties of the resins, films and coatings.
Self
Waterborne epoxy resin is a two-phase system with water as the continuous phase, dissolved hardener, and epoxy resin emulsion droplets as the dispersed phase. Waterborne coatings form by coalescing emulsion droplets, allowing hardener molecules to penetrate and react with resin.
Research on Curing Mechanism of Waterborne Epoxy Resin
A home-made waterborne epoxy resin curing agent was used to cure the home-made E-type non-ionic waterborne epoxy resin latex at room temperature. The curing effect and the performance of the coatings film were investigated.
National Standard for Waterborne Epoxy Curing Agents
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).
With the advancement of technology and the growing awareness of environmental protection, traditional solvent-based epoxy coatings are gradually being replaced by more eco-friendly and higher-performing waterborne epoxy coatings. Among numerous epoxy curing agents, waterborne epoxy resin curing agents have become indispensable materials in modern industry and construction due to their excellent environmental performance and comprehensive properties. This article aims to explore in depth the applications and significance of waterborne epoxy resin curing agents.
1. Definition and Classification of Waterborne Epoxy Resin Curing Agents
Waterborne epoxy resin curing agents are water-soluble chemical substances used to promote the curing of waterborne epoxy coatings. They react with active groups in waterborne epoxy resins to form stable chemical bonds, enabling the transition from liquid to solid. Based on their chemical composition, these curing agents can be classified into various types, such as polyol-type, amide-type, and anhydride-type, each with unique performance characteristics and application ranges.
2. Environmental Advantages of Waterborne Epoxy Resin Curing Agents
Compared to traditional solvent-based epoxy curing agents, waterborne epoxy curing agents offer significant environmental benefits. First, they use water as a solvent and contain no volatile organic compounds (VOCs), resulting in minimal harmful emissions during application and reducing environmental and health risks. Additionally, their high solid content reduces water consumption during construction, conserving resources. Furthermore, these curing agents exhibit good storage stability, preventing layering or sedimentation, which facilitates storage and transportation.
3. Performance Characteristics of Waterborne Epoxy Resin Curing Agents
Waterborne epoxy curing agents also excel in performance. They provide strong adhesion and mechanical strength, meeting demands in complex environments. Their weather resistance and chemical corrosion resistance ensure long-term stability under harsh conditions. These agents also demonstrate superior abrasion resistance and impact resistance, withstanding significant mechanical stress. they offer excellent electrical insulation and antistatic properties, making them suitable for coating electronic and electrical equipment.
4. Practical Applications of Waterborne Epoxy Resin Curing Agents
In practice, waterborne epoxy curing agents are widely used across industries. For example, in automotive manufacturing, they enhance the durability and corrosion resistance of vehicle coatings while reducing environmental pollution. In construction, they serve as curing agents for exterior wall coatings, combining aesthetics with eco-friendly materials. In the electronics sector, they protect circuit boards, improving product reliability and lifespan.
5. Future Prospects of Waterborne Epoxy Resin Curing Agents
As technology advances and market demands evolve, waterborne epoxy curing agents will face new opportunities. Improving formulations and production processes will enhance their performance for stricter applications. Exploring novel functional additives, such as nanomaterials and bio-based materials, could introduce unique properties. Strengthening standardization and regulation will also promote broader global adoption.
As an eco-friendly, high-performance material, waterborne epoxy resin curing agents hold vast potential for future development. With increasing environmental awareness and technological progress, these agents are expected to play a larger role across industries, delivering greater value to society.
