Good price UV Absorber UV 327 cas 3864-99-1

Short Description:

Chemical Name : UV Absorber UV 327

Synonyms : 2-(2′-Hydroxy-3′,5′-di-tert-butylphenyl)-5-chlorobenzotriazole

CAS:  3864-99-1

Molecular formula: C20H24ClN3O

Product Detail

Product Tags

Product Data

Chemical Name 2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole
Formula C20H24N3OCl
CAS NO. 3864-99-1
Molecular Weight 357.9
Specifications Appreance Yellowish crystalline powder
Purity ≥99%(HPLC)
Melting Point 154-157 oC
Ash ≤0.1%
Loss On Drying ≤0.5%
Transmittance   460 nm≥95%   500 nm≥97%
Advantage andApplication 1. This product is a high efficient UV absorber, which can effectively absorb 270-400 nm UV light. 2. Good thermo stability, low volatility, good intermiscibility with the polyolefin.

3. This product almost does not absorb visible light, particularly applicable to colorless and light-colored products.

4. This product is suitable for polyolefin, PVC, PMMA, POM, PU and ABS resin. This product is particularly suited to polypropylene fiber.

Recommended dosage ABS resin, PE PP PVC
0.3-0.5% 0.2-0.4 % 0.3-0.6% 0.2-0.5 %
Package 20KG cartons or drums


Keep container tightly closed. Avoid ingestion and inhalation.

20KG carton box or 25kg carton drum, or as customers’ requirements

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