Battery positive electrode additive

2026-02-03

Customer requirement:

The customer requires that the product need to significantly reduce powder resistance by 60%, decrease specific surface area, increase carbon content, wrap more tightly and firmly, improve positive electrode conductivity, significantly reduce internal resistance, and promote cell rate improvement and energy saving.

Product performance characteristics: 

Traditional polyethylene glycol (PEG-2000) 

It is used as a carbon source in the synthesis of lithium iron phosphate, a positive electrode material for lithium-ion batteries. Carbon coating is applied to lithium iron phosphate to improve the electronic conductivity of the material. 

It plays a dispersing role in the grinding process of lithium iron phosphate, the positive electrode material of lithium-ion batteries, and can improve the grinding density. 

positive electrode additive

Polyethylene glycol upgraded product (PEG-2000S) 

On the basis of the original, improve the following performance characteristics: 

It can significantly reduce powder resistance by 60%, decrease specific surface area, increase carbon content, wrap more tightly and firmly, improve positive electrode conductivity, significantly reduce internal resistance, and promote cell rate improvement and energy saving. 

Good processing performance and significantly increased solid content. 

The material battery has low internal resistance and good cycling reaction. 

Good dispersibility, solid packaging, and residual carbon content increased by more than 20% compared to traditional polyethylene glycol.

Test item

Quality specification

test  result

standard

appearance

light yellow to white solid

white solid

qualified

PH value

5-7

6.70

qualified

dynamic viscosity(40℃)mm2/S

3.5-6.7

4.75

qualified

 Na

 200ppm

30.5

qualified

 K

 150ppm

45.5

qualified

 Mg

 50ppm

< 5

qualified

Ti

 100ppm

< 5

qualified

 Cu

 50ppm

< 5

qualified

Al

 50ppm

< 5

qualified

Ca

 100ppm

< 5

qualified

Pb

 50ppm

< 5

qualified

Co

 50ppm

< 5

qualified

Mn

 50ppm

< 5

qualified

Cr

 50ppm

< 5

qualified

Ni

 50ppm

< 5

qualified

 Zn

 50ppm

< 5

qualified

Total amount of magnetic material

 0.20ppm


< 0.06


qualified

Individual indicators

customized according to customer needs

Customer feedback after use 

After using the product, the customer was very satisfied and improved their satisfaction. They have also signed an annual purchase agreement with the company for over 4000 tons.


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