CAS 登录号： 106556-36-9
化学名称： 2-(4,6-Diphenyl-1,3,5-triazin-2-yl)-5-methoxyphenol
MF: C22H17N3O2
Structure:
SINOSORB® UV-1579 is a triazine based ultraviolet absorber that strongly absorbs 250nm-350nm ultraviolet light, while not absorbing visible light. The maximum absorption peaks are at 272m and 337m. Triazine UV absorbers have good compatibility with polymers and other additives.
| 检验项目 (Item) | 指标要求 (Specification) |
| 外观 (Appearance) | Light yellow powder |
| 熔点 (Melting Point) | 202-206℃ |
| 纯度 (Purity) | ≥98.0% |
| Loss on Drying | ≤0.5% |
Suitable for engineering plastics, polycarbonate, laminated films, synthetic fibers, and other materials to improve the long-lasting light stability of products.
Packaging:
25kgs/Bag
Storage:
存放在干燥、阴凉、通风良好的库房内。
避免受光照和高温加热。
运输过程中做好防漏、防雨与防暴晒保护。
Q1: What is Sinosorb® UV-1579 and what is its chemical function?
A: Sinosorb® UV-1579 (CAS 106556-36-9), chemically designated as 2-(4,6-Diphenyl-1,3,5-triazin-2-yl)-5-methoxyphenol, is an advanced crystalline hydroxyphenyl-triazine (HPT) ultraviolet absorber. Marketed under our premium brand Sinosorb®, it functions as a highly efficient light stabilizer that safeguards advanced engineering plastics by absorbing destructive solar UV radiation and dispersing it as harmless thermal energy.
Q2: Why choose a triazine-based UV absorber like Sinosorb® UV-1579 over traditional benzotriazole alternatives?
A: Hydroxyphenyl-triazine stabilizers like Sinosorb® UV-1579 possess drastically lower thermal volatility and higher photostability compared to legacy benzotriazoles (such as UV-328 or UV-P). Under intense heat cycles, traditional alternatives tend to vaporize, contaminating processing machinery and causing structural voids in plastics. Sinosorb® UV-1579 remains structurally locked inside the polymer matrix, ensuring long-lasting outdoor weatherability and preventing premature surface cracking.
Q3: Where can I buy high-quality Sinosorb® UV-1579 in large quantities with certified pricing?
A: To guarantee batch-to-batch HPLC purity (99.0% ) and secure competitive industrial contract pricing,you can contact us. Our dedicated plant network supports scale requirements ranging from initial validation testing pallets to full-ton multi-container shipments. Contact our polymer additives division today to request real-time pricing and verify current international delivery timetables.
