1、Waterborne Epoxy/Acrylic Resins Stabilized through the Neutralization

In this work, a class of stable waterborne epoxy/acrylic resins with high performance is prepared through the simple blending of modified epoxy and acrylic copolymers.

2、Development of waterborne epoxy

This work aims to develop a waterborne epoxy coating incorporated with modified natural rubber (NR) latex for improved performance.

3、Waterborne Epoxy/Acrylic Resins Stabilized through the Neutralization

In this study, we develop a strategy combining chemical and blending methods to prepare stable waterborne epoxy/acrylic resins. First, the bisphenol A-based epoxy is end-modified with ETA through the ring-opening reaction of the epoxide with the primary amine on ETA.

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.

Epoxy Additives and Polyamides

Complex modified amines and polyamides capable of emulsifying and curing liquid epoxy resins at ambient temperature. Also used with solid resins including a high molecular weight waterborne dispersion included in this product guide.

Amine

Through the phase inversion method and the neutralization of the amine on epoxy and carboxylic acid on acrylic in water, the blends of the modified epoxy and acrylic copolymers were successfully emulsified in water to form surfactant-free waterborne resins with long-term stability.

High Performance Waterborne Coatings Based on Dispersions of a Solid

Most commercially available waterborne epoxy coat-ing systems are composed of a hydrophobic epoxy resin component and a hydrophilic, amine-functional curing agent.

Preparation and Anticorrosive Performance of Waterborne Epoxy Resin

In this work, we report a simple, scalable, and inexpensive approach for the preparation of a novel amino-functionalized GO that is modified by 2,5-diaminobenzenesulfonic acid (DGO), and we use it as a functional filler for a waterborne epoxy resin coating to improve its anticorrosive performance.

Waterborne Anticorrosion Epoxy Resin Coatings by Self

Researchers prepared a series of waterborne epoxy resin (WEP) emulsions and investigated the effects of the molar ratio of ethanolamine and polyether amine on coating properties.

Development of waterborne epoxy

For this purpose, the NR latex was modified into three types of low molecular weight epoxidized natural rubber (LENR) latex. The waterborne epoxy resin was prepared by simply mixing the epoxy resin with an amine curing agent in water and various LENR latex contents (10 to 50 wt%).

In modern industry and construction, epoxy resins are widely used in composite materials, coatings, and adhesives due to their excellent adhesive properties, chemical stability, and mechanical strength. traditional epoxy systems suffer from poor weather resistance, insufficient heat resistance, and high costs. To address these issues, researchers have proposed the concept of amine-modified waterborne epoxy resins, aiming to improve performance by introducing amine groups. This article explores the theoretical foundation and application prospects of amine-modified waterborne epoxy resins.

Amine-modified waterborne epoxy resins are water-based epoxy resins modified by reacting with amino-containing compounds to incorporate amino functional groups into their molecular structure. This modification not only enhances their chemical resistance, alkali resistance, and water resistance but also improves adhesion to various substrates. The superior performance of amine-modified waterborne epoxy resins can be attributed to several key factors:

1. Strong Polarity of Amino Groups: Amine groups exhibit stronger polarity than ether bonds, enabling robust chemical bonding with diverse materials and significantly improving adhesion capabilities.
2. Increased Crosslinking Density: The introduction of amine groups creates additional crosslinking sites between epoxy molecular chains, enhancing mechanical properties and thermal stability.
3. Enhanced Chemical Resistance: Amine groups improve resistance to acids, bases, and other chemicals, extending the material’s lifespan in harsh environments.
4. Environmental Friendliness: Compared to traditional aromatic hydrocarbon-containing epoxy resins, amine-modified waterborne epoxy resins are more eco-friendly, reducing emissions of volatile organic compounds (VOCs).

In practical applications, amine-modified waterborne epoxy resins are widely used in high-performance composites, advanced coatings, and electronic encapsulation materials. For example, they serve as matrix materials in aerospace, automotive manufacturing, and shipbuilding industries, offering higher structural integrity and durability. Their excellent adhesion also makes them suitable for various bonding tasks, such as electronic assembly and furniture fixing.

amine-modified waterborne epoxy resins show significant potential in environmental protection. With rising global environmental standards, the development and use of eco-friendly materials are becoming imperative. Due to their low volatility and biodegradability, these resins are expected to gain broader applications in packaging, textiles, and agricultural products.

Despite their promise, challenges remain. For instance, the relatively high cost of amine-modified epoxy resins may limit their penetration into low-cost markets. Additionally, amine-modified resins might react adversely with certain sensitive materials, necessitating careful substrate selection.

Looking ahead, research and application of amine-modified waterborne epoxy resins are poised for further advancement. By optimizing synthesis processes and formulations to reduce costs and enhance performance, these resins could unlock unique advantages across more fields. As awareness of environmental protection grows, their eco-friendly characteristics will play an increasingly vital role in sustainable development.

amine-modified waterborne epoxy resins represent a material with vast application potential. Significant progress has been made in both theoretical research and engineering applications. Through continuous innovation and optimization, these resins are expected to achieve broader utility in multiple domains, contributing even greater value to human society.