5G New Materials Energy Battery Grade Copper Foil Negative Current Collector

5G New Materials Energy battery grade copper foilNegative electrode current collector is a new type of battery material used for negative electrode current collectors in lithium-ion batteries and other batteries. It has the advantages of high energy density, long cycle life, and high safety. This article will provide a detailed analysis of the preparation method, performance characteristics, and application fields of 5G new material energy battery grade copper foil negative electrode current collector.

1、 Preparation method: The preparation method of 5G new material energy battery grade copper foil negative electrode current collector mainly includes two steps: preparing copper foil substrate and preparing negative electrode current collector on copper foil substrate.

Preparation of copper foil substrate:
1. Electrolytic copper method: The electrolytic copper solution is deposited on the copper foil substrate by electrolysis to form high-purity copper Copper foil substrate.
2. Rolling method: The copper billet is rolled and stretched multiple times to obtain the desired thickness and width of copper foil substrate.

Preparation of negative electrode current collector on copper foil substrate:
1. Physical vapor deposition method: The negative electrode active material is deposited onto a copper foil substrate through physical vapor deposition to form a negative electrode current collector.
2. Solution method: Dissolve the negative electrode active material in an organic solvent, coat it on a copper foil substrate, and finally solidify the negative electrode active material into a film by evaporating the solvent or heating to form a negative electrode current collector.

2、 Performance characteristics: The 5G new material energy battery grade copper foil negative electrode current collector has the following performance characteristics:

1. High energy density: Copper foil negative electrode current collectorThe negative electrode active material has high energy density, which can improve the total energy density of the battery.
2. Long cycle life: Copper foil negative electrode current collector has excellent chemical stability and electrochemical performance, which can extend the cycle life of the battery.
3. High safety: Copper foil negative electrode current collector has excellent thermal stability and safety performance, which can effectively prevent safety issues such as battery overheating and short circuit.
4. Good conductivity: Copper foil substrate has good conductivity, which can improve the output power of the battery.

3、 Application areas: 5G new material energy battery grade copper foil negative electrode current collector has a wide range of application areas, as follows:

1. In the field of lithium-ion batteries: Copper foil negative electrode current collector can be used as a negative electrode current collector for lithium-ion batteries and other batteries, improving the energy density and cycle life of the battery.
2. In the field of supercapacitors: Copper foil negative current collectors can be used as negative current collectors for supercapacitors to improve their energy density and output power.
3. In the field of solar cells: Copper foil negative electrode current collector can be used as the negative electrode current collector of solar cells to improve the energy density and output power of solar cells.
4. In the field of energy storage systems, copper foil negative electrode current collectors can be used as negative electrode current collectors to improve the energy density and cycle life of energy storage systems.

In summary, the 5G new material energy battery grade copper foil negative electrode current collector is a battery material with excellent performance and broad application prospects. It has important application value in fields such as lithium-ion batteries, supercapacitors, and solar cells.