Light Yellow Viscous Liquid UV292 from Reliable China Suppliers & Factory | CAS 41556-26-7, 82919-37-7
Product Description
| Chemical name | Bis(1,2,2,6,6-pentamethyl-4-piperidyl) sebacate | ||
| CAS number | 41556-26-7, 82919-37-7 | ||
| Molecular structure |
 
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| Product form | Light yellow viscous liquid | ||
| Specifications | TEST | SPECIFICATION | |
| Assay (%) | MIN 96.00 | ||
| Volatiles (%) | MAX 0.50 | ||
| Ash (%) | MAX 0.10 | ||
| Chroma | MAX 50.00 | ||
| Freezing Point (℃) | -10.00 | ||
| Transmittance (%) | |||
| 425 nm | MIN 97.00 | ||
| 500 nm | MIN 98.00 | ||
| Application |
Yihoo UV292 is a high-performance liquid ultraviolet (UV) absorber, specially designed for coating systems. It can effectively inhibit common coating defects such as cracking and gloss loss, thereby markedly extending the service life of coated films. Notably, this product remains non-crystalline at room temperature, ensuring excellent storage stability and convenient incorporation into various coating formulations.
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| Package | 25 kg drum | ||
Frequently Asked Questions
Q
What is Yihoo UV292 and what is its CAS number?
A
Yihoo UV292 is the trade name for Bis(1,2,2,6,6-pentamethyl-4-piperidyl) sebacate, a high-performance liquid UV absorber. Its CAS numbers are 41556-26-7 and 82919-37-7.
Q
What is the physical appearance of Yihoo UV292?
A
Yihoo UV292 appears as a light yellow viscous liquid. It remains non-crystalline at room temperature, which ensures excellent storage stability and ease of use in coating formulations.
Q
What are the main applications of Yihoo UV292?
A
Yihoo UV292 is specially designed for coating systems. It effectively inhibits common coating defects such as cracking and gloss loss, thereby significantly extending the service life of coated films.
Q
What are the key specification requirements for Yihoo UV292?
A
Key specifications include: Assay ≥ 96.00%, Volatiles ≤ 0.50%, Ash ≤ 0.10%, Chroma ≤ 50.00, Freezing Point at -10.00 ℃, and Transmittance of ≥ 97.00% at 425 nm and ≥ 98.00% at 500 nm.
Q
How is Yihoo UV292 packaged and what is the standard package size?
A
Yihoo UV292 is supplied in 25 kg drums, making it suitable for both laboratory-scale evaluation and industrial-scale production use.
Q
Why does Yihoo UV292 offer better storage stability compared to solid UV absorbers?
A
Because Yihoo UV292 is a liquid product that remains non-crystalline at room temperature, it avoids the crystallization and dissolution issues common with solid UV absorbers. This ensures consistent quality during storage and allows for straightforward, uniform blending into coating formulations.