1、Bio

Improving the toughness of epoxy resin (EP) while maintaining its strength is still considered a huge challenge. Herein, a novel bio-based curing agent, PA–DAD, has successfully been developed for EP that provides both mechanical reinforcement and flame retardancy.

2、Journal of Applied Polymer Science

Developing effective latent curing agent for rapid curing of epoxy resins at low temperatures remains challenging. This study reports a latent curing agent, ortho-cresol phenolic epoxy resin-bisphenol A (EOCN-BPA), prepared through the addition reaction of o-methyl phenolic epoxy resin with BPA.

3、Preparation and Properties of Epoxy Adhesives with Fast Curing at Room

Starting from the epoxy resin system, a fast-curing, low temperature-resistant epoxy resin was developed. Unlike adding accelerators to achieve rapid curing, modified adhesives avoid the pungent odor of accelerators and also have excellent mechanical properties.

4、Curing Agent: Types & Process of Curing Agents for Epoxy Resin

Explore the main types of curing agents & various crosslinking methods which help to improve the polymerization process to select the right curing agent for coating formulation.

5、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.

A latent curing agent for rapid curing of phenolic epoxy resin at low

Developing effective latent curing agent for rapid curing of epoxy resins at low temperatures remains challenging. This study reports a latent curing agent, ortho‐cresol phenolic...

The epoxy resin system: function and role of curing agents

Curing agents are critical components of aqueous epoxy resin systems. Unfortunately, its uses and applications are restricted because of its low emulsifying yields. Epoxy resins are frequently used in electrical devices, castings, packaging, adhesive, corrosion resistance, and dip coating.

环氧树脂的固化剂 (Curing Agents for Epoxy Resin)_百度文库

一种胺固化剂的固化速度取决于其胺的种类，以及所配合的环氧树脂的类型。 最常见的缩水甘油醚型的树脂很容易常温固化，但闭环的环氧树脂，如环氧环己烷，环氧聚丁二烯，却很难进行固化。 缩水甘油酯型的环氧树脂比缩水甘油醚类的固化速度快很多。

Current situation and development trend of reactive epoxy resin curing

Abstract Epoxy resin is a thermoplastic polymer. When curing agent is added to the epoxy resin, a new curing product will be formed. Curing agent changes the properties of epoxy resin to obtain new curing products.

Renewable green reactive diluent for bisphenol a epoxy resin system

In this work, a synthesized reactive diluent is investigated the effect on processability of conventional petroleum-based bisphenol A epoxy resins. The addition of reactive diluent not only greatly improves the processing properties of epoxy prepolymers, but also participates in the curing reaction.

A Comprehensive Analysis of Epoxy Resin Curing Agent PA: From Fundamentals to Applications

Epoxy resin is a critical thermosetting polymer widely used in electronics, aviation, automotive, construction, and other industries. The curing process of epoxy resin is essential for enabling its practical functionalities, with curing agents playing a pivotal role. This article delves into the knowledge surrounding epoxy resin curing agent PA, exploring its importance in the curing process and how to select the appropriate curing agent.

I. Introduction to Epoxy Resin Curing Agent PA

Curing agent PA is a specialized epoxy resin curing agent that reacts chemically with epoxy groups in the resin, forming a stable cross-linked structure. This transforms the epoxy resin into a hard, wear-resistant, and corrosion-resistant material. The choice of curing agent PA directly impacts the performance of the epoxy resin, making it crucial to select the right curing agent for optimizing application-specific properties.

II. Types of Epoxy Resin Curing Agent PA

1. Amine Curing Agents: Among the most common epoxy curing agents, amine curing agents include aliphatic amines, cycloaliphatic amines, and aromatic amines. They react with epoxy groups to form stable cross-links. Amine curing agents offer good thermal stability and chemical resistance but are relatively expensive.

2. Anhydride Curing Agents: These include aromatic and aliphatic anhydrides. They react with epoxy groups to create stable cross-links. Anhydride curing agents exhibit high thermal stability and chemical resistance but are costly and highly volatile.

3. Imidazole Curing Agents: Comprising aromatic and aliphatic imidazoles, these curing agents form stable cross-links with epoxy resins. Imidazole curing agents provide excellent thermal stability and chemical resistance but are expensive and volatile.

4. Other Curing Agents: Besides the above, alternatives like phenolic resins and polyamide resins are used in specific applications. their适用范围 (application range) is narrower compared to the three primary types.

III. Selection Criteria for Epoxy Resin Curing Agent PA

When selecting curing agent PA, consider the following factors:

1. Application Environment: Different industries prioritize distinct properties. For example, aerospace applications demand high thermal stability and chemical resistance, while electronics may emphasize cost and volatility. Tailor the curing agent to the specific environmental requirements.

2. Resin Type: Epoxy resin variants (e.g., bisphenol A-type or phenolic-type) compatibility varies. Bisphenol A resins typically pair with amine or anhydride curing agents, whereas phenolic resins match better with imidazole or phenolic-based curing agents.

3. Performance Requirements: Depending on the desired properties of the cured material—such as strength, hardness, wear resistance, flexibility, or processability—choose curing agents accordingly. For instance, imidazole or polyamide curing agents suit high-strength applications, while aliphatic or cycloaliphatic amines are preferred for flexibility and workability.

IV. Practical Applications of Epoxy Resin Curing Agent PA

1. Aerospace Industry: Curing agent PA selection is critical in aerospace. For example, specific amine curing agents ensure structural integrity and reliability in aircraft engines, enhancing performance and longevity.

2. Electronics Industry: In electronics, tailored anhydride curing agents are used for encapsulating components to ensure electrical stability and reliability, thereby improving device performance and lifespan.

The selection of epoxy resin curing agent PA requires comprehensive consideration of application environments, resin types, and performance demands. By optimizing curing agent choices, the functional properties and service life of epoxy resins can be significantly enhanced, providing robust support for advancements across industries.