China UV234 Light Yellow Powder - High Quality CAS 70321-86-7 from Reliable Suppliers and Factory
Product Description
| Chemical Name | 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)-phenol | |||
| CAS Number | 70321-86-7 | |||
Molecular Structure
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| Product Form | Light yellow powder | |||
| Specifications | TEST | SPECIFICATION | ||
| Assay (%) | 99.00 min | |||
| Melting Point (℃) | 137.00 – 141.00 | |||
| Volatiles (%) | 0.50 max | |||
| Ash (%) | 0.10 max | |||
| Transmittance (%) | ||||
| 460 nm | 97.00 min | |||
| 500 nm | 98.00 min | |||
| Application |
Yihoo UV234 is a high-performance benzotriazole ultraviolet (UV) absorber, presented as a pale yellow powder with a melting point ranging from 137.00–141.00 °C. It is soluble in organic solvents including chloroform, methylene chloride, benzene, and ethyl acetate; slightly soluble in alcohols; and insoluble in water. This product is specially suited for a broad range of polymer materials and coating systems, including polycarbonate, polyvinyl chloride (PVC), polyformaldehyde, polyamides, polyesters, and various coatings. |
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| Package | 25 kg carton | |||
Frequently Asked Questions
Q
What is Yihoo UV234 and what is its CAS number?
Yihoo UV234 is a high-performance benzotriazole ultraviolet (UV) absorber with the chemical name 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)-phenol. Its CAS number is 70321-86-7.
Q
What is the physical form and appearance of UV234?
UV234 appears as a light yellow (pale yellow) powder with a melting point in the range of 137.00–141.00 °C, making it easy to handle and incorporate into formulations.
Q
What solvents is UV234 compatible with?
UV234 is soluble in common organic solvents such as chloroform, methylene chloride, benzene, and ethyl acetate. It is slightly soluble in alcohols and insoluble in water.
Q
Which polymer materials and industries is UV234 suitable for?
UV234 is suitable for a wide range of polymer materials and coating systems, including polycarbonate (PC), polyvinyl chloride (PVC), polyformaldehyde (POM), polyamides (PA), polyesters (PET/PBT), and various industrial and decorative coatings.
Q
What are the key quality specifications of UV234?
The key specifications include: Assay ≥ 99.00%, Melting Point 137.00–141.00 °C, Volatiles ≤ 0.50%, Ash ≤ 0.10%, Transmittance at 460 nm ≥ 97.00%, and Transmittance at 500 nm ≥ 98.00%.
Q
How is UV234 packaged for shipping?
UV234 is packaged in 25 kg cartons, ensuring safe transport and storage while maintaining product quality and stability during handling.