Innovative Ultraviolet Absorber 329 for Superior UV Stability

• CAS No.: 3147-75-9
• Formula: C20h25n3o
• Certification: CCIC, REACH
• Environmental Protection: Yes
• Color: White
• Kind: Stabilizer
• Model NO.: UV-329
• Appearance: Powder
• Product Name: Ultraviolet Absorber 329
• Place of Origin: Jiangsu, China
• Package: Customized
• MOQ: 25 Kg
• Transport Package: Carton+Pallet
• Specification: Customizable
• Trademark: Unitechem
• Origin: Jiangsu, China
• Production Capacity: 50000ton/Year

Product Description

Product Parameters

Appearance	Light yellow powder
Purity	≥98.5%
Light transmittance	≥97% (440nm) ≥98% (500nm)
Melting point	103-105.3oC
Loss on drying	≤0.3%
Ash	≤0.1%

 

Detailed Photos

 

Product Description

Ultraviolet Absorber 329

Products are widely used in polyolefin, polyester, PVC, PP, PS, PC, polypropylene fiber, ABS resin,Epoxy resins, resin fibers and ethylene are among other aspects that protect polymers from ultraviolet rays radiation, to protect the weathering resistance of molded products, film materials, sheets, and fiber products in outdoor conditions,Maintain its performance in terms of appearance, mechanics, etc. In outdoor products, it can be combined with phenolic antioxidants and sub-oxidants.Phosphate ester antioxidants and hindered amine light stabilizers are used together. It is especially suitable for colorless, transparent and light colors
in the product

Composition/Information on Ingredients
Component	Concentration (weight percent, %)	CAS No.	EC No.
2-[2-Hydroxy-5-tert octylphenyl)- benzotriazole	>=98.5	3147-75-9	221-573-5

Chemical Name: 2-(2'-Hydroxy-5'-tert-octylphenyl)-benzotriazole

CAS NO.:3147-75-9

Structure:

Application

 

Company Profile

The UniteChem Group, with global headquarters in Suqian City, Jiangsu(China), is the world's #1 supplier of high-performance light stabilizers for plastics in a wide range of demanding industrial applications.

As one of China's largest specialty chemicals companies, our Group has diversified activities in R&D, application development, production, sales, trading and machine manufacturing. We specialize in the production of light stabilizers, UV absorbers and other related products.

The Suqian UniteChem Group currently has 8 subsidiaries, incl. our newly opened Shanghai branch office. With our 1650 employees worldwide we are proud to provide the market with a total production capacity of 80,000 tons of intermediates and 40,000 tons of finished products.

Based on two state-of-the-art manufacturing plants in China, two further production facilities under construction and a network of warehousing hubs around the world, we are well positioned for growth and meeting the increased demands of global customers for high-performance light stabilizers and other performance additives.

Why choose us

Packaging & Shipping

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

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

Safety:

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.

FAQ