1、High heat Resistance, Strength, and toughness of epoxy resin with

These two components synergistically improved the heat resistance and enhanced the toughness of the epoxy composite, without affecting the transparency of the epoxy resin.

2、高耐热EP的开发及其应用研究进展

The paper also summarized the application research on high heat-resistant epoxy resins in different fields such as wear-resistant materials, coating coatings, electronic packaging materials, etc, and the development direction in future was prospected.

3、高耐热EP的开发及其应用研究进展

摘要 在介绍环氧树脂 (EP)基本性能的基础上,对新型耐高温EP的开发方法进行了综述,如:有机小分子共混改性、有机树脂共混改性、纳米粒子共混改性、化学合成法制备新型耐热EP等,同时总结了高耐热EP在耐磨材料、涂层涂料、电子封装材...

Advances in Toughening Modification Methods for Epoxy Resins: A

Through a detailed analysis of experimental studies, this paper highlights the effectiveness of various toughening strategies and suggests future research directions aimed at further optimizing epoxy resin toughening techniques for diverse industrial applications.

Study on heat resistance of epoxy adhesive modified by

A high temperature resistant epoxy adhesive was developed by using bisphenol A epoxy resin (E-51) as resin matrix,bisphenol A type phenolic epoxy resin as modifier and 4,4-diaminodiphenyl sulfone (DDS) as curing agent.The results showed that the addition of phenolic epoxy resin greatly improved the temperature resistance of epoxy ...

Improving the Heat Resistance and Flame Retardancy of Epoxy Resin

Two main methods to obtain epoxy resin with high flame retardancy are to add flame retardants and/or prepare inherent flame retardants by embedding flame-retardant groups in the molecular chain of epoxy resin. The addition of flame retardants usually shows some limitations.

Toughening and strengthening of low

Poly (arylene ether nitrile) (PEN) has excellent mechanical properties and heat resistance [26]. At the same time, it contains a strong polar side cyano group, which can enhance its compatibility with epoxy resins. Therefore, using PEN to toughen and modify epoxy resin will have a better effect.

Low viscosity and low temperature curing reactive POSS/epoxy hybrid

The mechanical and high-temperature resistance properties of epoxy resins cured at low temperatures (Tcuring ≤ 100 °C) are often inferior, and the most toughening modification methods for epoxy resins tend to compromise thermal resistance, which significantly limit the practical applications of it.

Heat Resistance Improvement

Shikoku Chemical's resin cross-linking agents, thiol resin curing agents, and high heat-resistant resins that can achieve improved heat resistance.

Conductivity and Breakdown Properties of Epoxy Resin for HVDC Bushing

Compared with the unmodified sample, the modified epoxy resins show higher conductivity at lower temperatures, which is attributed to the increased carrier numbers and narrower forbidden bands of the multifunctional epoxy resins.

Heat-resistant Modifiers for Epoxy Resins

Epoxy resins are widely used in numerous fields due to their excellent mechanical properties, electrical insulation, and chemical stability. their inherent thermal instability leads to degradation and decomposition under high-temperature environments, limiting their application under extreme conditions. developing heat-resistant modifiers for epoxy resins has become an important research direction. This paper aims to explore the development and application prospects of heat-resistant modifiers for epoxy resins.

1. Importance of Heat-resistant Modifiers for Epoxy Resins

Heat-resistant modifiers can improve the thermal stability of epoxy resin materials, enabling them to maintain their original properties at higher temperatures. This is particularly significant for applications in aerospace, automotive manufacturing, electronic packaging, and other fields, where high-temperature environments are common and the performance of epoxy resins is highly sensitive to temperature. By adding heat-resistant modifiers, the performance and reliability of products in these fields can be effectively enhanced.

2. Classification of Heat-resistant Modifiers for Epoxy Resins

Based on the type of modifier, heat-resistant modifiers for epoxy resins can be categorized into several groups. The most common types are organosilicon-based modifiers and phosphorus-based modifiers.

1. Organosilicon-based Heat-resistant Modifiers These modifiers react with the hydroxyl groups in epoxy resins to form stable siloxane bonds, thereby enhancing the thermal stability of the resin. Organosilicon modifiers exhibit excellent temperature resistance, allowing epoxy resins to remain stable above 200°C. Additionally, they offer good chemical stability and electrical insulation, making them suitable for high-performance applications.

2. Phosphorus-based Heat-resistant Modifiers These modifiers react with phenolic resins in epoxy systems to form phosphoester bonds, improving thermal stability. Phosphorus-based modifiers demonstrate superior temperature resistance and corrosion resistance, maintaining stability in epoxy resins even above 300°C. They also enhance mechanical and electrical properties, making them ideal for applications requiring high strength and electrical performance.

3. Application Prospects of Heat-resistant Modifiers for Epoxy Resins

With the advancement of technology, the demand for high-performance materials is increasing, and the application prospects of heat-resistant modifiers for epoxy resins are broadening.

1. Aerospace Field In aerospace, material performance under high-temperature conditions is critical. Adding heat-resistant modifiers improves the stability of epoxy resins in extreme temperatures, ensuring the safe operation of aerospace equipment. These modifiers also enhance wear resistance and corrosion resistance, further improving performance.

2. Automotive Manufacturing The automotive industry faces challenges such as high temperatures and pressure. Heat-resistant modifiers enhance the thermal stability of epoxy resins, ensuring the reliable functioning of automotive components. They also improve wear resistance and impact resistance, boosting overall performance.

3. Electronic Packaging High-temperature environments are common in electronic packaging. Heat-resistant modifiers ensure the stability of epoxy resins, guaranteeing the normal operation of electronic components. Additionally, they improve electrical and mechanical properties, increasing the practical value of epoxy resins in this field.

The development and application of heat-resistant modifiers for epoxy resins are crucial for enhancing their performance under extreme conditions. By studying and selecting different types of modifiers, the thermal stability, mechanical properties, and electrical performance of epoxy resins can be effectively improved to meet the demands of various industries. With technological advancements, the application prospects of heat-resistant modifiers will expand further, providing robust support for the development of diverse sectors.