Light Stabilizer UV 328 CAS No. 25973-55-1

• Customization: Available
• CAS No.: 25973-55-1
• Color: Yellow
• Model NO.: Siwin-UA328
• Transport Package: 25kg Carton Inner with Plastic Bag or as Customer`
• Specification: N/A
• Trademark: Siwin
• Origin: China
• HS Code: 29339982
• Production Capacity: 100000

Product Description

Description

UV Absorber 328 is a strong absorber of ultraviolet radiation in the 290-400nmregion. It has

good chemical stability, light color, little volatility, good compatibility with polyolefin and other resins, good storage stability.
 

Application

The product is mainly used in polyolefin, styrene monopolymer and copolymer, ABS, acrylic

polymer, unsaturated polyester, thermoplastic polyurethane, polyacetal, PVB(polyvinyl

butanal), epoxy and polyurethane two-component system. It can be used in combination with antioxidant and HALS to optimize the outdoor performance of products.

 

Typical properties

Chemical Name	2-(2-Hydroxy-3,5-di-tert-pentylphenyl)-2H-benzotriazole
Molecular weight	351.5g/mol
Melting point	79-88ºC
Volatiles %	0.5max
Ash %	0.1max

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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