1、New resveratrol based Mannich epoxy resin curing agent

This study focuses on the preparation of a phenolic amine bio-based epoxy curing agent (RFA) through a one-pot Mannich reaction involving resveratrol, followed by the curing of bisphenol A E51 epoxy resin.

2、Epoxy Curing Agents

Amine curing agent technology for curing polyisocyanate resins. Amicure® IC series of products are specifically designed for use with polyisocyanate resins and other standard HDI trimer based polyisocyanates.

3、Curing and Molecular Dynamics Simulation of MXene/Phenolic Epoxy

The effect of MXene content on an epoxy resin/amine curing agent system is also studied. These results reveal that the MXene/epoxy composites with both curing agent systems conform to the SB (m,n) two-parameter autocatalytic model.

4、Unlocking Performance: A Guide to Amine

Epoxy resins, renowned for their superior adhesion, chemical resistance, and mechanical strength, rely fundamentally on curing agents to transform from liquid polymers into robust, cross-linked networks.

5、Synthesis of polyfunctional amines as curing agents and its effect on

We investigated the effects of the curing agents on the mechanical properties of epoxy, including tensile strength, flexural strength, and impact strength.

Effect of the Aromatic Amine Curing Agent Structure on Properties of

Epoxy resin is one of the commonly used matrixes of syntactic foams as a buoyancy material, the curing agents of which affect some of the properties for syntactic foams.

Epoxy curing agents

Harness the power of innovation with our premium epoxy curing agents designed to meet the diverse needs of modern industries. At Evonik Crosslinkers, we leverage advanced technologies to develop high-performance curing agents that enhance productivity, durability, and sustainability.

Types of Epoxy Curing Agents – Part 1

Amine curing agents are widely used in epoxy formulations for their ability to initiate and control the curing process. They react with epoxy resins through an amine group, resulting in the formation of a cross-linked network.

Influence of amine curing agents on phase change performance in

In 3.1, four structurally similar amine curing agents were chosen as model compounds to examine the relationship between curing agent properties and phase change behavior.

Amine

This paper begins with a basic overview of the curing agent technologies available for low temperature epoxy/amine coatings. The coatings performance of several low temperature curatives with standard liquid epoxy resin is studied in this work.

Epoxy Phenolic Amine Curing Agents

In modern materials science and industrial applications, epoxy resins are widely favored for their excellent physical and chemical properties. Among these, phenolic amine curing agents, as a critical component of epoxy resin systems, directly influence the performance and application range of the final products. This article explores the fundamental principles, classifications, characteristics, and applications of epoxy phenolic amine curing agents in various fields.

I. Fundamental Principles of Epoxy Phenolic Amine Curing Agents

Epoxy phenolic amine curing agents are compounds containing both phenolic and amine groups. During the curing process, the phenolic groups react with the hydroxyl groups in the epoxy resin, forming a stable cross-linked structure. This imparts exceptional mechanical strength, chemical resistance, and thermal stability to the epoxy resin. Meanwhile, the presence of amine groups helps regulate the curing speed and temperature, enabling the epoxy resin to cure over a wider temperature range and improving the flexibility of material usage.

II. Classification of Epoxy Phenolic Amine Curing Agents

1. One-Component Curing Agents: These typically include epoxy resin, phenolic amine curing agents, and necessary auxiliary additives (e.g., diluents, fillers). They are easy to use, requiring only uniform mixing of the epoxy resin with the curing agent. they may exhibit some shrinkage issues.

2. Two-Component Curing Agents: These consist of epoxy resin and phenolic amine curing agents, often combined with curing accelerators, diluents, and other components. The two parts must be mixed in specific ratios and cured within a defined timeframe. While offering higher mechanical strength and better performance stability, their preparation is more complex and costly.

III. Characteristics of Epoxy Phenolic Amine Curing Agents

1. Excellent Mechanical Strength and Chemical Resistance: Due to the abundance of phenolic groups, the cured epoxy resin exhibits high tensile strength, compressive strength, and wear resistance. Additionally, it demonstrates resistance to various chemicals.

2. Good Thermal Stability and Electrical Insulation: The cured epoxy resin maintains its structure and performance at high temperatures, making it suitable for harsh environments. It also serves as an excellent electrical insulator, ideal for electronic and electrical applications.

3. Adjustable Curing Temperature and Time: The amine groups allow for precise control of curing temperature and time, facilitating fine-tuning of the curing process. This flexibility reduces energy consumption and enhances industrial efficiency.

IV. Applications of Epoxy Phenolic Amine Curing Agents

1. Construction: Epoxy resins, enhanced by phenolic amine curing agents, are used for coatings and protective layers on floors, walls, and ceilings, improving durability and stability.

2. Electronics and Electricals: Widely applied in circuit board encapsulation and printed circuit board (PCB) manufacturing, these curing agents enhance electrical performance and reliability, reducing failure rates.

3. Aerospace: Used in composite materials and coatings, they offer lightweight, high strength, and heat resistance, meeting stringent aerospace material requirements.

4. Automotive Manufacturing: Employed in engine components and body panels, these materials provide corrosion and wear resistance, extending vehicle lifespan and lowering maintenance costs.

5. Energy Sector: Critical for cable insulation and pipeline anticorrosion layers, they ensure safe and reliable energy transmission due to their electrical and chemical resistance.

6. Biomedical Field: Utilized in prosthetic joints and stents, these materials combine biocompatibility with mechanical robustness, satisfying strict medical device standards.

epoxy phenolic amine curing agents, as vital polymeric materials, hold broad application prospects across diverse fields. With advancements in technology and evolving market demands, research and development in this area will continue to drive innovation, contributing significantly to human progress.