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Postion:Product Catalog >Organic Chemistry>Hydrocarbons and derivatives>Aromatic hydrocarbons>Light Stabilizer UV-2908
Light Stabilizer UV-2908
  • Light Stabilizer UV-2908

Light Stabilizer UV-2908

Price Get Latest Price
Package 20Kg/Drum
Min. Order: 1Kg/Bag
Supply Ability: 100tons/month
Update Time: 2019-10-31

Product Details

Product Name: Light Stabilizer UV-2908 CAS No.: 67845-93-6
Min. Order: 1Kg/Bag Purity: 98%
Supply Ability: 100tons/month Release date: 2019/10/31

Light Stabilizer UV-2908

Light Stabilizer UV-2908

Chemical Name: Hexadecyl 3,5-di-tert-butyl-4-hydroxybenzoate

Synonyms: 3,5-di-t-Butyl-4-Hydroxybenzoic Acid, Hexadecyl Ester; UV-2908; Hexadecyl-3,5-bis-tert-butyl-4-hydroxybenzoate; Palmitoyl-3,5-di-tert.butyl-4-hydroxybenzoate.

CAS Number: 67845-93-6

Molecular formulaC31H54O3

Molecular weight: 475

Molecular structure

  Article illustration

Specifications:

Item

Specification

Appearance

White to faint yellow powder

Melting point, ℃

≥58

Assay,%

≥ 98

Chroma,APHA

≤ 60

Loss on drying,%

≤ 0.5

 

Properties: It is white to faint yellow powder. The specific gravity is 1.07 at 25℃. It is easy soluble in toluene, chloroform, hexane, soluble in acetone etc.

Uses: The product belongs to the class of hindered hydroxybenzoate light stabilizer. UV-2908 is most suitable for the protection of polyolefins, polycarbonate and the systems containing flame retardants and thioesters. It can be used alone or in combination with benzophenone UV stabilizer or phosphite antioxidant, showing good synergistic effect.

    The dosage of UV-2908 ranges between 0.25% and 1% are recommended for protection. It depends on the substrate and performance requirement of the final application.

Performance Benefits

Low volatility, minimal color contribution, good chemical stability, acid and alkali resistant, excellent compatibilty with UV absorbers, HALS, and thioesters, FDA sanctioned to 0.5% in polyolefins

Storage: Closed storage in a cool, dry place

Package: 20, 180kg/drum or as customer require. 

Expiration Date: 1 years

 

Company Profile Introduction

Zhejiang Synose Tech Co., Ltd. (Former: Zhejiang Deyer Chemicals Co., Ltd.) was founded in 1996, Synose focuses on the research and development of Carbohydrate Derivative, and engages in the production and research of Bitter Agent & Aversive Agent, Fine chemicals, Food Additive and Mixed-Emulsification etc.The company has been working in carbohydrate chemistry for more than 22 years and provides customer synthesis.Synose located in the healthy biological industrial park of the National Jinhua Economic & Technological Development Zone.

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