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、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.
3、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.
4、Journal of Applied Polymer Science
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、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.
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.
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
The careful selection of epoxy resins, curing agents, and additives, combined with the innovative self-curing mechanism, allows these coatings to offer the performance benefits of tradi-tional epoxy systems while meeting modern environmental and application require-ments.
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.
Preliminary Results on Preparation and Performance of a Self
Water-based epoxy resin and water-based epoxy curing agent were the two essential components of a water-based epoxy system. The ultimate performance of the cured film was determined by their structure and the effectiveness of the curing process.
In modern industry, epoxy resins are widely utilized in the fabrication of various composite materials due to their excellent mechanical properties, chemical stability, and electrical insulation characteristics. As a critical component of epoxy resin systems, the performance of waterborne epoxy curing agents directly impacts the quality and properties of the final products. This paper aims to explore the main application fields of waterborne epoxy curing agents and analyze their specific applications within each domain.
I. Applications in Construction
Waterborne epoxy curing agents play a significant role in concrete repair and waterproof material production within the construction sector. For concrete repair, these agents provide strong adhesion, ensuring the structural integrity and durability of the repaired surfaces. Additionally, their flexibility allows them to accommodate micro-cracks in concrete structures, effectively preventing water penetration and corrosion. In waterproofing applications, waterborne epoxy curing agents form continuous coatings that act as moisture barriers, enhancing the waterproof performance of buildings.
II. Applications in Automotive Manufacturing
In the automotive industry, waterborne epoxy curing agents are primarily used in vehicle body coating and anti-corrosion treatments for automotive parts. During automotive coating processes, these agents deliver uniform and stable coatings, improving the aesthetic appeal and corrosion resistance of vehicle exteriors. For components such as engine parts and chassis, waterborne epoxy curing agents create robust protective layers that prevent metal surface corrosion, thereby extending the lifespan of automotive parts.
III. Applications in the Electronics and Electrical Industries
In electronics and electrical engineering, waterborne epoxy curing agents are extensively employed for circuit board encapsulation and protection. By forming hard, transparent protective films, these agents shield circuit boards from environmental moisture and dust, ensuring stable operational conditions. Additionally, they are critical in the manufacturing of cable joints and connectors, where they seal interfaces to prevent moisture and oxygen intrusion, thereby improving electrical connectivity.
IV. Applications in Aerospace
The aerospace industry also relies on waterborne epoxy curing agents due to their exceptional performance under extreme conditions, such as high temperatures, pressures, and radiation. These agents are indispensable for applications requiring temperature resistance, pressure tolerance, and radiation shielding, including aircraft engine sealing, satellite communication system protection, and the bonding of spacecraft internal components.
V. Environmental Protection and Sustainability
With growing global emphasis on environmental protection, the eco-friendly attributes of waterborne epoxy curing agents have gained prominence. Compared to solvent-based epoxy curing agents, waterborne variants significantly reduce volatile organic compound (VOC) emissions, mitigating environmental pollution and greenhouse gas contributions. Their use also aligns with water conservation efforts and circular economy principles.
waterborne epoxy curing agents exhibit versatile applications across construction, automotive, electronics, aerospace, and other industries. Their unique properties make them indispensable in these fields. In the future, advancements in technology and stricter environmental regulations will further expand their market potential and application prospects.
