Product Name:Antioxidant 626

Chemical Name:Diphosphite of bis(2,4-di-tert-butylphenyl) pentaerythritol

CAS：26741-53-7

Property:White crystalline powder, soluble in organic solvents, slightly soluble in alcohols, insoluble in water.
 
Chemical Structural Formula:

Technical Specifications:

Application:
This product is a high-performance solid organic phosphite antioxidant, offering excellent color protection for polymers, superior to other phosphites. Generally not used alone, it is often blended with phenolic primary antioxidants like Antioxidant 1010. This blend enhances the thermal stability during polymer processing. After being compounded with phenolic antioxidants, it is widely used in high polymers such as PE, PP, PS, nylon, polycarbonate, ABS, and others.
 
Usage Amount:Typical usage is 0.1-0.3 units (for reference only, actual usage should be based on the optimal standard of the experiment)
 
Packaging and Storage:
◆ Paper-plastic composite bags, lined with plastic bags, net weight 25 kg per package.
Prior to transportation and storage, ensure the product packaging is intact. During transportation and storage, categorize and stack in a dry, clean, and cool warehouse to prevent moisture, heat, and spoilage.