Advanced UV Absorber UV-329 for Durable Plastic Protection

• Customization: Available
• CAS No.: 3147-75-9
• Formula: C20H25N3O
• Model NO.: Siwin-UA329
• EINECS: C20H25N3O
• Color: White
• Appearance: Powder
• Transport Package: 25kg carton inner with plastic bag or as customer`
• Specification: N/A
• Trademark: Siwin
• Origin: China
• HS Code: 2931900090
• Production Capacity: 100000

Product Description

Description

UV Absorber 329 is a strong absorber of ultraviolet radiation in the 300-400nm region. It has a low volatility, and especially has good perforin transparent products and high temperature processing engineering plastics.

Application

The product is mainly used for polyolefin, pet, PVC, PP, PS, PC, PP fiber, ABS resin, epoxy resin, resin and ethylene vinyl acetate, etc., to protect the polymer from ultraviolet radiation. It improves the anti-aging properties for film, sheet, molding products, fiber products to maintain its appearance and mechanics performance. It can be used together with phenolic antioxidant, phosphite ester antioxidant and hindered amine light stabilizer. Especially suitable for colorless transparent and light products.

Typical properties

Product No.	Siwin-UA329
Chemical Name	2-(2'-Hydroxy-5'-tert-octylphenyl)-benzotriazole
Appearance	Off-white powder
Melting point	103-105.3ºC
Volatiles %	0.3max
Ash %	0.1max

Purity

98.5min

Package/Storage

Package: 25kg carton inner with plastic bag or as customer`s requirement.

Storage: Keep container tightly closed in a dry and well-ventilated place.

The use of proper protective equipment is recommended. Excess exposure to the product

should be avoided. Wash thoroughly after handling. All safety information is provided in the Safety Data Sheet.


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