light stabilizers

light stabilizers

UV-329

Chemical Name: 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol

Molecular Formula:C20H25N3O

Molecular Weight: 323

CAS No.:3147-75-9


Product Details

Properties

Widely used as benzotriazole ultraviolet absorbent.

Application on the material of the initial colours when light products affect little.

Application

It is a highly effective benzotriazole light stabilizer containing phenolic hydroxyl. Widely used in plastics and other organic substrates, such as film, fiber, plate and other light products. It protects polymers from ultraviolet radiation, as well as the appearance and physical properties of outdoor aged parts, films, sheets and fibers. Provides excellent photostability for the polymer.

Storage

Keep container tightly closed in a cool, well-ventilated place.

The recommended max. storage life is 12 month when stored under normal conditions.


Product Specifications

Melting Range(℃): 102-108
Product form: White-Light yellow powder

Density 20℃: 1.18

Package:20kg PE bag

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