Printed Circuit Board (PCB) is one of the core components of modern electronic devices, and its performance directly affects the reliability and stability of the entire electronic system. In the PCB manufacturing process, through hole technology is a key step in achieving interlayer connections of multi-layer circuit boards.Through hole copper pasteAs a key material for through-hole filling and conductivity, its performance directly affects the quality and reliability of PCB.Advanced Institute (Shenzhen) Technology Co., LtdThe research and development of YB5101 conductive copper paste, a platinum brand, has made significant breakthroughs in this field. This article will provide a detailed introduction to the formula, process parameters, performance data, and application examples of YB5101 conductive copper paste from Yanbo brand, providing valuable reference for PCB manufacturers.
Technical parameters and properties of YB5101 conductive copper paste from Yanbo brand
1.1 Technical Parameters
- Electrical resistivity: 0.2 Ω· cm
- Viscosity: 3000 cP (25 ° C)
- Curing temperature: 200 ° C
- Curing time: 30 minutes
- Conductive layer thickness: 10 μ m to 50 μ m
- Thermal stability: 150 ° C to 250 ° C
- Environmental adaptability:- 40 ° C to 150 ° C
- Curing shrinkage rate:< 2%
1.2 Performance Characteristics
- High conductivity:Research Platinum YB5101 Conductive Copper PasteThe resistivity is as low as 0.2 Ω· cm, ensuring excellent conductivity. This not only improves signal transmission efficiency, but also reduces heat generation and extends the lifespan of the PCB.
- Excellent curing performance: Good curing effect can be achieved within 30 minutes of curing at 200 ° C. After curing, the conductive layer has excellent adhesion and stability, which can maintain its conductivity for a long time.
- Wide temperature adaptability: Research Platinum brand YB5101 conductive copper paste maintains stable performance in the temperature range of -40 ° C to 150 ° C, suitable for applications under various environmental conditions.
- Low curing shrinkage rate: The curing shrinkage rate is less than 2%, ensuring the flatness and stability of the conductive layer, reducing stress concentration, and improving the reliability of the PCB.
Product formula and process parameters
2.1 Main components
- Copper powder: selectionHigh purity, nanometer levelThe copper powder ensures excellent conductivity and stability.
- Organic carrier: Polyvinyl butyral (PVB) and polyvinyl formal (PVA) are used as the main organic carriers, which not only ensure the fluidity and printability of the slurry, but also improve the adhesion with the substrate.
- Dispersant: Add an appropriate amount of polyvinylpyrrolidone (PVP) to prevent copper powder agglomeration and improve the uniformity and stability of the slurry.
- Thickener: Add an appropriate amount of ethyl silicate (TEOS) to adjust the viscosity of the slurry, ensuring good printing results.
- Antioxidants: Adding trace amounts of antioxidants can improve the durability of the paste and extend the service life of the PCB.
2.2 Process Parameters
- Preparation process: Mix the components in a certain proportion evenly, and disperse them through high-speed stirring and ultrasonic waves to ensure that copper powder and other components are fully dispersed, forming a uniform and stable slurry.
- Printing process: Using screen printing or inkjet printing technology, the YB5101 conductive copper paste of Yanbo brand is uniformly coated on the PCB substrate to ensure the uniformity and thickness control of the conductive layer.
- Curing process: Cure at 200 ° C for 30 minutes to ensure complete curing of the conductive layer, forming a dense conductive structure and improving conductivity and mechanical strength.
Experimental data and application cases
3.1 Experimental data
In order to verify the performance of YB5101 conductive copper paste from Yanbo brand, multiple experimental tests were conducted, and the results are as follows:
- Electrical resistivity test: using the four probe method for testingConductive copper pasteThe resistivity showed a value of 0.2 Ω· cm, which is much lower than the market average.
- Thermal stability test: Place the cured conductive layer in a high temperature environment of 150 ° C to 250 ° C and observe its performance changes. The results show that the conductive layer can maintain stable conductivity at high temperatures.
- Environmental adaptability test: Place the cured conductive layer in the temperature range of -40 ° C to 150 ° C and observe its performance changes. The results show that the conductive layer can maintain stable conductivity under extreme temperature conditions.
- Curing shrinkage rate test: The shrinkage rate of the cured conductive layer is less than 2%, ensuring the flatness and stability of the conductive layer, reducing stress concentration, and improving the reliability of the PCB.
- Adhesion test: The scratch method was used to test the adhesion between the cured conductive layer and the substrate, and the results showed good adhesion, which meets industry standards.
3.2 Application Cases
YB5101 conductive copper paste from Yanbo brand has demonstrated its unique advantages in multiple fields. Specific application cases are as follows:
- Multi layer PCB manufacturing
- Background: Multi layer PCBs require through hole technology to achieve interlayer connections, and the performance of conductive copper paste directly affects the reliability and stability of the PCB.
- Solution: Using YB5101 conductive copper paste from Yanbo brand to fill the through holes, optimizing the formula and curing process to ensure the uniformity and stability of the conductive layer.
- Effect: After practical application testing, the interlayer connection performance of multi-layer PCBs has been significantly improved, and the conductive layer remains stable in both high and low temperature environments, improving the overall reliability of the PCB.
- High frequency communication equipment
- Background: High frequency communication equipment has very high requirements for signal transmission, and the resistivity and thermal stability of conductive copper paste directly affect the efficiency and stability of signal transmission.
- Solution: In the PCB manufacturing of high-frequency communication equipment, YB5101 conductive copper paste from Yanbo brand is used to fill the through holes, ensuring low resistivity and high thermal stability of the conductive layer.
- Effect: Practical application tests have shown that the signal transmission efficiency of high-frequency communication equipment has been significantly improved, and the conductive layer remains stable in both high and low temperature environments, improving the overall performance of the equipment.
- Automotive Electronic Systems
- Background: Automotive electronic systems operate in harsh environments, requiring extremely high environmental adaptability and reliability of conductive copper paste.
- Solution: In the PCB manufacturing of automotive electronic systems, YB5101 conductive copper paste from Yanbo brand is used to fill the through holes, ensuring the stability of the conductive layer under extreme temperature and humidity conditions.
- Effect: Practical application tests have shown that the conductive layer of automotive electronic systems remains stable in both high and low temperature environments, improving the reliability and service life of the system.
- medical equipment
- Background: Medical equipment has extremely high requirements for the conductivity and environmental adaptability of conductive copper paste, especially in the demand for high precision and reliability.
- Solution: In the PCB manufacturing of medical equipment, YB5101 conductive copper paste from Yanbo brand is used to fill the through holes, ensuring low resistivity and high thermal stability of the conductive layer.
- Effect: Practical application testing shows that the signal transmission efficiency of medical equipment has been significantly improved, and the conductive layer remains stable in both high and low temperature environments, improving the reliability and accuracy of the equipment.
Conclusion and Prospect
Research Platinum YB5101 Conductive Copper PasteWith its outstanding performance and wide application prospects, it has brought a new solution to PCB manufacturing. By optimizing the formula and process parameters, Yanbo brand YB5101 conductive copper paste has demonstrated its unique advantages in multiple fields such as multi-layer PCB manufacturing, high-frequency communication equipment, automotive electronic systems, and medical equipment.
In the future, with the continuous advancement of materials science and process technology, the research platinum brand YB5101 conductive copper paste will continue to demonstrate its unique value in more fields. By further optimizing the formula and process, and improving the comprehensive performance of conductive copper paste, Yanbo brand YB5101 will become an important force in promoting the development of PCB technology. Advanced Institute (Shenzhen) Technology Co., Ltd. will continue to be committed to technological innovation, providing customers with better products and services, and helping the high-quality development of the electronics industry.
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