1、Phosphorus

To prepare epoxy resins (EP) with flame retardancy and remolding capability, novel amine curing agents (DDPM and DDPS), which incorporate phosphonates and bis-Schiff bases, were used to replace DDM partially or completely for EP curing.

2、A latent curing agent for rapid curing of phenolic epoxy resin

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、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.

4、Current situation and development trend of reactive epoxy resin curing

With the development of industrial technology in China, there are many kinds of epoxy resin curing products, including polyamine curing agent, acid anhydride curing agent, polymercaptan curing agent and so on.

5、Advances in Phenolic Resin as a Curing Agent for Epoxy Resin, Part I

This article reviews the advances in the addition-cure type phenolic resin for epoxy resin especially by focusing on the CAS registration number which identifies the chemical structure of phenolic resin.

A phosphorus/silicon hybrid curing agent for epoxy resin

This study proposes an effective strategy for the development of high-performance epoxy resin curing agents, offering fresh perspectives for overcoming traditional performance trade-offs through molecular structure design.

A new phosphorus flame‐retard curing agent for epoxy resin/anhydride

A new phosphorus containing anhydride (DPO-MA) curing agent is successfully synthesized via the addition reaction between diphenylphosphinoxid (DPO) and maleic anhydride (MA). It can improve the flame retardancy of epoxy resin (EP) without significantly deteriorating its mechanical properties.

Epoxy Resin Curing Agents: Advanced Solutions for Industrial

Discover the versatile applications and superior performance of epoxy resin curing agents, offering exceptional chemical resistance, customizable curing conditions, and enhanced mechanical properties for industrial and commercial uses.

Epoxy Curing Agents – Latent Curing Agents for One Component Systems

In the next blog post, we’ll take a look at biobased curing agents for epoxy resin, which is becoming an ever-increasing need for formulators to achieve sustainability of their products.

Epoxy curing agents

These agents minimize environmental impact through ultra-low emissions, feature up to 70% renewable sourcing, and provide fast-curing capabilities that boost energy efficiency while extending product lifespan.

In modern industrial and construction fields, the application of epoxy resins has permeated every corner. Among them, polyphenolic epoxy resin curing agents, as a critical component in epoxy resin applications, directly influence the quality and performance of final products. This article delves into the characteristics, applications, and development prospects of polyphenolic epoxy resin curing agents.

1. Overview of Polyphenolic Epoxy Resin Curing Agents

Polyphenolic epoxy resin curing agents are compounds containing polyphenolic rings that react chemically with active groups in epoxy resins. They facilitate the curing process, enhancing properties such as strength, hardness, and chemical resistance. These curing agents not only improve epoxy resin performance but also reduce production costs, making them indispensable in epoxy resin applications.

2. Characteristics of Polyphenolic Epoxy Resin Curing Agents

1. Excellent Chemical Stability: These curing agents maintain their performance under various environmental conditions, enabling widespread use in harsh settings like marine, desert, and high-temperature environments.

2. Superior Mechanical Properties: They significantly enhance mechanical properties of epoxy resins, including compressive strength, tensile strength, and wear resistance, making them ideal for manufacturing high-strength structural components and wear-resistant materials.

3. Environmental Friendliness: Unlike traditional curing agents containing lead or chromium, polyphenolic epoxy curing agents are free of heavy metals, reducing environmental pollution and aligning with green development trends.

4. Ease of Use: These agents typically exhibit good fluidity and mixability, simplifying application processes. Their moderate curing speed adapts to diverse construction needs.

3. Applications of Polyphenolic Epoxy Resin Curing Agents

1. Construction: Widely used for concrete structure reinforcement, bridge repair, and exterior wall coatings, leveraging their excellent mechanical properties and durability.

2. Electronics and Electrical Engineering: Applied in circuit boards, cable insulation, and protective coatings for electronic components, thanks to their superior electrical properties and corrosion resistance.

3. Automotive Manufacturing: Utilized in automotive body coatings, engine component protection, and chassis sealing materials, benefiting from their mechanical strength and weather resistance.

4. Development Prospects of Polyphenolic Epoxy Resin Curing Agents

With technological advancements and growing environmental awareness, polyphenolic epoxy resin curing agents hold broad market potential. On one hand, the development of new eco-friendly formulations will further expand their applications. On the other hand, increasing demand for high-performance materials presents opportunities for performance enhancements, driving commercial growth.

As a crucial industrial material, polyphenolic epoxy resin curing agents play a vital role in epoxy resin applications. With continuous technological progress and expanding markets, these agents are poised to contribute significantly to industrial production and construction, fueling social development.