1、Epoxy Resin Curing Agents for Copper Clad Laminates
Add 25 parts by mass of cyclohexanone, stir evenly, and prepare a macromolecular epoxy resin solution with high heat resistance, high toughness, and excellent glue fluidity control for copper clad laminates with a solid mass percentage of 60±2%.
2、S14_01
Suitable conditions for the complete reaction between the phosphonate oligomer and epoxy resin are described and the resulting halogen-free laminates with improved properties such as low Df, low coefficient of thermal expansion (CTE), high peel strength, and good toughness are presented.
3、Cupper Clad Lamination
We supply materials suitable for advanced applications of copper clad laminates, such as high-frequency substrates and package substrates. We offer epoxy resins and curing agents suitable for cupper clad lamination manufacturing.
4、An approach to develop high
In this paper, by combining the chemistry of epoxy and benzoxazine, we report a method of preparing multi-functional epoxy resins without decreasing the overall number of functionality. Herein, a phosphorus-containing benzoxazine (1) with a hydroxyl linkage was designed.
Preparation and Properties Investigation of Polyphenylene Oxide
The effects of TMBPA‐MPPO‐2OH incorporation on both the curing kinetics and final characteristics of the modified epoxy resin systems were systematically investigated.
Macromolecular epoxy resin solution for isocyanate modified copper
Add 25 parts by mass of cyclohexanone, stir evenly, and prepare a macromolecular epoxy resin solution with high heat resistance, high toughness, and excellent glue fluidity control for copper clad laminates with a solid mass percentage of 60±2%. Viscosity 6000mpas, pale yellow liquid.
Novolac cured epoxy resin/fullerene modified clay
Thermally Stable Siloxane Hybrid Matrix with Low Dielectric Loss for Copper-Clad Laminates for High-Frequency Applications We report vinyl-phenyl siloxane hybrid material (VPH) that can be used as a matrix for copper-clad laminates (CCLs) for high-frequency applications.
Jiahua Chemical
MDI modified epoxy resin has higher heat resistance, toughness and adhesion with copper foil than ordinary epoxy resin, which can effectively solve the problem of "bursting" of copper clad laminate during processing.
New Phosphorus
Because of high functionality it allows achieving high Tg and good thermal properties required for lead-free soldering. About 20 to 30 wt. % this material completely cures epoxy resin and provides a V-0 UL-94 flammability rating in the copper clad laminates.
Journal of Applied Polymer Science
As electronic technology swiftly progresses, conventional epoxy resins can no longer fully meet the demands of copper-clad laminates (CCLs).
In the modern electronics manufacturing industry, copper clad laminates (CCLs) are indispensable materials. They are widely used in the production of critical electronic components such as circuit boards and packaging substrates, where their performance directly impacts the functionality and reliability of final products. The quality and properties of CCLs are closely tied to the epoxy resin curing agents employed in their fabrication. This article explores the significance and applications of epoxy resin curing agents in CCLs.
Epoxy resin curing agents are essential raw materials in CCL production. Their primary role is to facilitate chemical reactions between epoxy resins and copper foils, enabling robust adhesion between the two. This bond must withstand electrical currents and voltages within circuits while maintaining excellent electrical properties and thermal stability to prevent delamination or failure during prolonged use.
The selection of epoxy curing agents critically affects CCL quality. Various types of curing agents are available on the market, including aliphatic, aromatic, and urethane-based formulations. Each type has distinct chemical properties and curing characteristics, suitable for different epoxy resin systems. For example, aliphatic curing agents offer high crosslinking density and superior heat resistance, making them ideal for high-temperature applications. In contrast, urethane-based curing agents are favored for their low viscosity and rapid curing speed, which suit scenarios requiring quick processing.
The application environment of CCLs must also guide curing agent selection. In harsh conditions—such as extreme temperatures, humidity, or radiation in aerospace and military sectors—curing agents with enhanced temperature resistance and radiation stability are required. For civilian electronics, although environmental conditions are milder, curing agents must still ensure sufficient adhesive strength and electrical performance to meet product specifications.
Environmental considerations further complicate curing agent choices. With growing global emphasis on sustainability, industries increasingly prioritize eco-friendly materials. Epoxy curing agents, as chemical compounds, may generate environmental pollution during production and use. Opting for low-toxicity, low-volatility, and biodegradable curing agents not only reduces ecological harm and health risks but also aligns with sustainable development goals.
Process parameter control is another critical aspect of applying epoxy curing agents in CCL production. Factors such as curing agent dosage, mixing methods, curing temperature, and time significantly influence final product performance. Excessive curing agents may weaken adhesion, while overly prolonged curing can lead to excessive resin crosslinking and degraded properties. Thus, precise optimization of these parameters is essential to achieve optimal curing outcomes.
Despite advancements, challenges persist in developing high-performance epoxy curing agents. While the market offers diverse options, there remains a shortage of curing agents that meet stringent requirements for reliability and performance. As CCL applications expand and performance demands rise, the need for novel, high-efficiency curing agents becomes increasingly urgent. Research and development in this area remain vital to addressing future industry needs.
epoxy resin curing agents play a pivotal role in CCL manufacturing. Selecting the appropriate curing agent ensures both product quality and long-term reliability. With evolving technological demands and environmental standards, ongoing innovation in epoxy curing agents will continue to drive progress in the electronics manufacturing sector.
