Excellent Ultraviolet Absorber CAS No. 5973-55-1; UV328

We have high-quality and experienced technical development, production and operation management personnel, specializing in the development of high-quality and low-cost UV 1577, Light Stabilizer For Pvc, UV 234. The company adheres to the principle of creating opportunities for employees, creating value for the society, continuous progress, pioneering and innovative. Talent is a key issue related to the sustainable development of our company, so talent work plays a very important role in the overall development of our company. Our company continues to improve product quality, pre-sale and after-sales service, centralizes advantages to create leading industry and self-produced products, which has been successfully transformed over the years. The company will give full play to the advantages of technology, talents, market and other resources, and use technological innovation as the driving force to develop new products.

Chemical Name: 2-(2'-Hydroxy-3', 5'-di-tert-amylphenyl) benzotriazole

Synonyms: 2-(2H-benzotriazol-2-yl)-4,6-ditertpentylphenol

Formula: C₂₂H₂₉N₃O

Structure:

CAS NO.: 25973-55-1

Molecular Weight: 351.5

Appearance: Yellowish powder or cylindrical granule

Purity: ≥99%

Melting Point: 79-87 ^°C

Ash: ≤0.1%

Loss On Drying: ≤0.5%

Transmittance: 460 nm≥96% 500 nm≥97%

Advantage and Application:

1. This product is a high efficient UV absorber, which can effectively absorb 270-340 nm UV light.

2. The light stability is similar to UV-326 and UV-327, but this product has good dissolubility with the resins. Its heat volatility is low and its durability to washing is very good.

This product is suitable for polyolefin (especially PE), polyester, styrene polymers, polyamide, PMMA, PC, elastomers, etc.

Package: 25KG cartons or drums

The company's professional Excellent Ultraviolet Absorber CAS No. 5973-55-1; UV328 and technology have won the trust of users, and have formed long-term and stable cooperative relations with many users. We insist on taking the socialist ideology with Chinese characteristics as the guide, not forgetting the original intention and keeping in mind the mission. We require our employees to think efficiently, act efficiently and pursue efficient performance.

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