How stable is antioxidant conductive copper paste at high temperatures

Antioxidant conductive copper paste is a key material widely used in various fields such as electronics, aerospace, and mechanical processing. The stability of its conductivity and antioxidant properties at high temperatures is directly related to the reliability and service life of the product. This article will delve into how to ensure the stability of antioxidant conductive copper paste at high temperatures, and combine it with the research of Advanced Institute (Shenzhen) Technology Co., LtdYB5107 antioxidant conductive copper paste from Yanbo brandConduct a specific analysis.

1、 Stability challenge of antioxidant conductive copper paste at high temperature

In high-temperature environments, copper powder in conductive copper paste is prone to react with oxygen in the air, generating oxides such as cuprous oxide, leading to a decrease or even failure in conductivity. In addition, high temperature may also cause the decomposition and volatilization of organic additives inside the conductive copper paste, further affecting the stability and reliability of the material.

2、 Method for ensuring high temperature stability of antioxidant conductive copper paste

1. Optimize formula design

Formula design is a guaranteeAntioxidant conductive copper pasteThe key to high temperature stability. By adding appropriate amounts of antioxidants, stabilizers, and other additives, the oxidation reaction of copper powder at high temperatures can be effectively suppressed, while improving the thermal stability of organic additives.

• Antioxidants: Antioxidants can capture and neutralize reactive oxygen species on the surface of copper powder, thereby preventing oxidation reactions from occurring. Common antioxidants include benzotriazole, diphenylamine, etc.
• Stabilizers: Stabilizers can improve the thermal stability of organic additives, preventing their decomposition and volatilization at high temperatures. Common stabilizers include phosphate esters, silicate esters, etc.

2. Improve the preparation process

The preparation process also has a significant impact on the high temperature stability of antioxidant conductive copper paste. By optimizing the process parameters of ball milling, mixing, filtration, and other steps, the uniformity and stability of the material can be ensured.

• Ball milling: During the ball milling process, it is necessary to control the ball milling time and the selection of milling medium to ensure the uniform dispersion of copper powder and additives.
• Mixing: During the mixing process, it is necessary to ensure sufficient mixing of various raw materials to avoid local agglomeration or layering.
• Filtration: During the filtration process, impurities and particles in the copper slurry need to be removed to ensure the purity and stability of the material.

3. Strictly control the usage environment

Although antioxidant conductive copper paste has good antioxidant properties, it is still necessary to strictly control the usage environment during use to avoid adverse factors such as high temperature, high humidity, and high oxidation.

3、 High temperature stability analysis of YB5107 antioxidant conductive copper paste from Yanbo brand

Advanced Institute (Shenzhen) Technology Co., LtdThe research platinum brand YB5107 antioxidant conductive copper paste ensures the stability of the material at high temperatures through optimized formula design and improved preparation process.

1. Formula design

Yanbo brand YB5107 antioxidant conductive copper paste uses high-purity and highly active copper powder, and adds appropriate amounts of antioxidants and stabilizers. These additives can effectively inhibit the oxidation reaction of copper powder at high temperatures, while improving the thermal stability of organic additives.

2. Preparation process

The preparation process of YB5107 antioxidant conductive copper paste from Yanbo brand adopts advanced techniques such as ball milling, mixing, and filtration to ensure the uniformity and stability of the material. By strictly controlling the process parameters of each step, the YB5107 anti-oxidation conductive copper paste from Yanbo brand can still maintain good conductivity and anti-oxidation performance at high temperatures.

3. Experimental data

In order to verify the high-temperature stability of YB5107 antioxidant conductive copper paste, we conducted a high-temperature stability test. The test results show that after being kept in a high temperature environment of 200 ℃ for 10 hours, the conductivity of YB5107 antioxidant conductive copper paste from Yanbo brand only decreased by 5%, far lower than similar products. Meanwhile, through SEM characterization and XRD analysis, we can observe that the surface of the copper powder is smooth and no significant formation of cuprous oxide is observed. These experimental data fully demonstrate the stability of YB5107 antioxidant conductive copper paste under high temperature.

4、 Conclusion

By optimizing formula design, improving preparation processes, and strictly controlling the usage environment, it is possible to effectively ensureAntioxidant conductive copper pasteStability at high temperatures. The YB5107 antioxidant conductive copper paste from Advanced Institute (Shenzhen) Technology Co., Ltd. ensures excellent performance of the material at high temperatures through the use of advanced technology and processes, providing strong support for applications in electronics, aerospace, mechanical processing, and other fields.
The above data is for reference only, and specific performance may vary due to production processes and product specifications.