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YIHOO LS622: High-Quality Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol) from China Suppliers and Factory
| Test | Specification |
|---|---|
| Melting Point (℃) | 50.00 – 70.00 |
| Volatiles (%) | 0.20 max |
| Ash (%) | 0.20 max |
| Transmittance (%) @ 425nm | 95.00 min |
| Transmittance (%) @ 500nm | 97.00 min |
Yihoo LS622 is a polymer light stabilizer with multiple functional groups. It can be used for low density PE film, PP tape, EVA film, ABS, PP fiber PE, polyformaldehyde, PA, PU, PVC, PVC blend materials, polystyrene, rubber and viscose.
It can also be used as an antioxidant and a heat stabilizer for polymers. The added ratio in agricultural film is 0.2%.
Q
What is Yihoo LS622 and what type of product is it?
Yihoo LS622 is a polymer light stabilizer featuring multiple functional groups. It is designed to protect a wide range of polymer materials from UV degradation and can also serve as an antioxidant and heat stabilizer.
Q
What is the melting point range of Yihoo LS622?
The melting point of Yihoo LS622 is specified within the range of 50.00°C to 70.00°C, ensuring consistent processing performance across various applications.
Q
Which polymer materials is Yihoo LS622 compatible with?
Yihoo LS622 is compatible with a broad range of materials including low density PE film, PP tape, EVA film, ABS, PP fiber PE, polyformaldehyde, PA, PU, PVC, PVC blend materials, polystyrene, rubber, and viscose.
Q
What is the recommended addition ratio for agricultural film applications?
For agricultural film applications, the recommended addition ratio of Yihoo LS622 is 0.2%, providing effective UV protection and stability for outdoor use.
Q
Can Yihoo LS622 function as both an antioxidant and a heat stabilizer?
Yes. In addition to its primary role as a light stabilizer, Yihoo LS622 can also be used as an antioxidant and a heat stabilizer for polymers, offering multi-functional protection in a single additive.
Q
How is Yihoo LS622 packaged and what quantity is available per unit?
Yihoo LS622 is packaged in 25 kg cartons or bags, making it convenient for both industrial-scale use and laboratory testing purposes.

