The microporous current collector aluminum foil used in lithium-ion batteries refers to the microporous current collector used in lithium-ion batteries

The microporous current collector aluminum foil used in lithium-ion batteries refers to the microporous current collector used in lithium-ion batteries, mainly used to improve the capacity and electrochemical performance of lithium-ion batteries.

Below, we will analyze the microporous current collector aluminum foil for lithium-ion batteries with pore sizes ranging from 50 to 100 μ m for reference.

• Product Name: Micro porous current collector aluminum foil
• Applicable battery type: Lithium ion battery
• Aperture range: 50~100um
• Features: It has a microporous structure, which can improve the electrochemical performance and cycle life of the battery; Using aluminum foil material, it has good conductivity and mechanical strength.
• Application field: Suitable for positive and negative electrode current collector materials of lithium-ion batteries.

1、 Appearance and morphological features

1. Surface morphology: Composed of a smooth aluminum foil surface.

2. Thickness and weight: The thickness of microporous current collector aluminum foil for lithium-ion batteries with a thickness of 50-100 μ m is 0.1-0.5 mm, and the weight is 50-100 g/m2.

2、 Chemical composition analysis

1. Carbon: With a content of over 90%, it is the most common element and one of the high-performance materials.

2. Oxygen: with a content between 0.05% and 1%, its main function is to inhibit oxidation reactions in electrode reactions.

3. Nitrogen: with a content between 0.05% and 1%, its main function is to improve the conductivity of electrode materials.

4. Aluminum: With a content of over 5%, it is one of the most important components in aluminum foil. It can serve as a support and protection for aluminum foil. Aluminum comes in various shapes and sizes to meet different application requirements.

3、 Chemical performance analysis


1. Conductivity: The microporous current collector aluminum foil used for lithium-ion batteries with a thickness of 50-100 μ m has good conductivity and excellent electrochemical performance.

2. Heat resistance: The microporous current collector aluminum foil used for lithium-ion batteries with a thickness of 50-100 um has good heat resistance and can withstand high temperatures without deformation or discoloration.

3. Corrosion resistance: Micro porous current collector aluminum foil for lithium-ion batteries with a thickness of 50-100 μ m has good corrosion resistance, which can prevent electrode materials from being corroded.

4. Tensile strength: Micro porous current collector aluminum foil for lithium-ion batteries with a thickness of 50-100 um has good tensile strength, which can ensure that the electrode material will not break or deform during use.

4、 Other performance analysis

1. Surface hardness: The microporous current collector aluminum foil used in lithium-ion batteries with a surface hardness of 50-100 μ m has a high surface hardness, which can ensure that the electrode material will not wear or deform during use.

2. Fracture elongation rate: Aluminum foil with microporous current collectors for lithium-ion batteries with a thickness of 50-100 um has high tensile strength and good fracture elongation rate, which can ensure that the electrode material will not break or deform during use.

3. Thermal stability: Micro porous current collector aluminum foil for lithium-ion batteries with a thickness of 50-100 μ m has good thermal stability and can withstand high temperatures without deformation or discoloration.