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China UV Absorber UV-928 - China Supplier
China UV Absorber UV-928 - China Supplier China UV Absorber UV-928 - China Supplier

UV Absorber UV-928

Price:Negotiable
Industry Category: Chemicals/Catalysts & Additives/Anti-Aging Agents
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Contact Info
  • Add:中國浙江省杭州市朝暉路203號(hào)深藍(lán)廣場(chǎng)708室, Zip: 310006
  • Contact: 潘先生
  • Tel:0571-85891093、88226505、85890191、88226608
  • Email:pxp@dishengchem.com

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Description
Additional Information

UV AbsorberUV-928

Chemical Name2-(2H-Benzotriazol-2-yl)-6-(1-methyl-1-phenylethyl)-4-(1,1,3,3-tetramethylbutyl)phenol
Chemical FormulaC29H35N3O
Chemical Structure Diagram
CAS NO.73936-91-1
Molecular Weight441.6
Quality SpecificationsAppearanceLight yellow powder
Content≥98.5%(HPLC)
Melting Point108-110 oC
Ash Content≤0.1%
Volatile Matter≤0.3%
Transmittance460nm≥95%   500 nm≥97%
Features and Applications
  1. UV-928 has a broad absorption spectrum, effectively protecting coatings and other photosensitive materials;
  2. This product features high solubility, high-temperature resistance, and excellent environmental durability;
  3. Suitable for high-performance coatings, especially for powder coatings and coil continuous coatings. It can also be used in automotive coatings and conventional coatings. It is often used together with light stabilizers UV-292 or UV-123 for better results.
Solubility

(20 oC:g/100g solvent)

WaterButanolButyl AcetateDiethylene Glycol Butyl EtherAromatic Oil Solvent 100#
<0.0117>3035>30
Packaging20/25KG carton/fiber drum


Industry Category Chemicals/Catalysts & Additives/Anti-Aging Agents
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Origin: China / Zhejiang / Hangzhoushi
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