UV-327

Chemical Name: 2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole

Synonyms: 2,4-di-tert-butyl-6-(5-chlorobenzotriazol-2-yl)phenol

Formula: C₂₀H₂₄N₃OCl

Structure:

CAS NO.: 3864-99-1

Molecular Weight: 357.9

Appearance: Yellowish crystalline powder

Purity: ≥99%

Melting Point: 154-157 ^°C

Ash: ≤0.1%

Loss On Drying: ≤0.5%

Transmittance: 460 nm≥95% 500 nm≥97%

Advantage and Application:

1. This product is a high efficient UV absorber, which can effectively absorb 270-400 nm UV light.

2. Good thermostability, low volatility, good intermiscibility with the polyolefin.

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

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

Package: 25KG cartons or drums

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