1、Mechanical properties and hydrophobicity improvement of epoxy coatings

A modified type of alicyclic amine curing agent was synthesized by reaction between poly (oxy-1,2-ethanediyl), alpha-methyl-omega- (2-propenyloxy) - (PEG-VP) and 4,4′-methylenebis (2-methylcyclohexylamine) (DMDC). This modified curing agent can simultaneously enhance the toughness and hydrophobicity of the coatings.

2、Curing Agents for Epoxy Resins "jERCURE"

jERCURE™ curing agents for epoxy resins are an abundant set of curing agents that cover the full range from low to high curing temperature with functional groups ranging from amine, mercaptan, and phenol to Lewis acid complex compounds.

3、Alicyclic Amines as Epoxy Resin Curing Agents

Alicyclic amines offer significant advantages as epoxy curing agents, including faster curing, improved mechanical properties, reduced shrinkage, enhanced temperature resistance, and environmental sustainability.

In

In this paper, amines in epoxy curing agents are introduced, including their various types, unique assimilation characteristics, wide application fields and significant advantages.

Modified alicyclic amine epoxy curing agent

Advantages include low odor, low irritation, non-hygroscopic properties, and good surface gloss. The cured product has good toughness and excellent chemical resistance. Typically cured with epoxy resin at room temperature, used in adhesives and composite materials.

High

This alicyclic amine curing agent significantly boosts mechanical strength, chemical resistance, and thermal stability in epoxy resin systems, contributing to longer-lasting and more resilient materials, crucial for demanding applications of epoxy resin composite material curing agent.

A critical review of dynamic bonds containing curing agents for epoxy

Investigated the mechanical, thermomechanical, thermal, and recycling properties of the epoxy thermosets cured by developed curing agents. Addressed the challenges, opportunities and emerging trends in the field.

Chemical Resistance for Ambient Cure Epoxy Formulations

agent, for faster cure and improved solvent resistance. Ancamine 2280 curing agent is the standard for chemically resistant epoxy formulations; it imparts very good res. stance to a wide range of acids, solvents and alcohols. However, an Ancamine 2280 cured system may not ofer suficient resi.

Synthesis and application of heat

Article "Synthesis and application of heat-resistant modified alicyclic amine curing agent" Detailed information of the J-GLOBAL is an information service managed by the Japan Science and Technology Agency (hereinafter referred to as "JST").

The Role of Alicyclic Amines in High

Discover how alicyclic amine curing agents are vital for high-strength epoxy resin applications. Learn about their impact on mechanical properties, thermal resistance, and formulation versatility.

High-Temperature Resistant Alicyclic Amine Epoxy Curing Agent

In modern industry, epoxy resins are widely used as structural adhesive materials due to their excellent mechanical properties, chemical stability, and electrical insulation. the curing process of epoxy resins typically requires low-temperature environments, limiting their application in extreme high-temperature settings. The development of high-temperature resistant alicyclic amine epoxy curing agents has provided a solution to this challenge.

I. Introduction to High-Temperature Resistant Alicyclic Amine Epoxy Curing Agents

High-temperature resistant alicyclic amine epoxy curing agents are chemically designed to enhance the thermal stability of cured epoxy resins. By reacting with the hydroxyl groups in epoxy resins, they form stable ether or ester bonds, thereby improving the material’s thermal stability and temperature resistance. These curing agents not only significantly boost the performance of epoxy resins under high-temperature conditions but also extend their service life and reduce maintenance costs.

II. Mechanism of Action

1. Molecular Structure: High-temperature resistant alicyclic amine curing agents typically contain one or more alicyclic structures, which form stable ether or ester bonds with the hydroxyl groups of epoxy resins. This chemical crosslinking imparts high thermal stability to the cured resin.

2. Enhanced Heat Resistance: The incorporation of alicyclic structures effectively reduces the tendency of epoxy resins to decompose at high temperatures, thereby improving their heat resistance. This enables epoxy resins to operate in broader temperature ranges, meeting the demands of specialized applications.

3. Improved Anti-Aging Performance: Alicyclic amine curing agents exhibit resistance to oxygen radicals, slowing the oxidative degradation of epoxy resins in high-temperature environments and prolonging their lifespan.

III. Practical Applications

1. Aerospace Industry: In aerospace, epoxy resins are extensively used in critical components such as aircraft engine seals and structural parts. The use of high-temperature resistant alicyclic amine curing agents ensures these components function reliably in extreme heat, enhancing flight safety and reliability.

2. Automotive Industry: During automobile manufacturing, epoxy resins are employed for bonding and encapsulating body structures and chassis components. These curing agents enable vehicles to maintain performance in high-temperature environments, reducing repair and replacement frequency.

3. Energy Sector: In power equipment, epoxy resins serve as insulating materials. High-temperature resistant alicyclic amine curing agents allow such equipment to operate stably at elevated temperatures, improving energy transmission efficiency.

IV. Future Development Trends

As technology advances and industrial needs evolve, research and application of high-temperature resistant alicyclic amine epoxy curing agents will continue to expand. Key directions include:

1. Eco-Friendly Products: Developing environmentally friendly curing agents to minimize ecological impact.

2. Multifunctional Integration: Combining curing agents with other functional materials to achieve integrated applications.

3. Smart Manufacturing: Leveraging advanced production technologies to improve efficiency and product quality.

As a crucial industrial material, high-temperature resistant alicyclic amine epoxy curing agents hold vast potential for future development and application. Through ongoing technological innovation and optimization, they are poised to deliver greater convenience and benefits across diverse industries.