Tinuvin 329 Equivalent UV-329 CAS 3147-75-9

• CAS No.: 3147-75-9
• Formula: C20h25n3o
• EINECS: 221-573-5
• Type: Synthesis Material Intermediates
• Appearance: Powder
• Quality: Refined
• Model NO.: UV-329
• Colour: White
• Certificate: ISO Reach
• Application: Engineering Plastic
• Transport Package: 25kg/Drum
• Specification: Pharma Grade
• Trademark: EBT Chemicals
• Origin: China
• HS Code: 2914509090
• Production Capacity: 10000mt/Year

Product Description

UV-329
 

Basic Information

Product name	UV-329
Chemical name	2Phenol, 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)
CAS No.	3147-75-9
EINECS No.	221-573-5
Molecular Formula:	C20H25N3O
Molecular Weight:	323.43
Structural Formula:

Technical Specification

Item	Specification
Appearance	White Powder
Purity, %	99.00 min.
Melting point,ºC	103-105.3
Moisture, %	1.0 max.
Ashes, %	0.05 max.
Transmittance, %	≥96.0 (450nm)
	≥98.0 (500nm)

Application field 
UV Absorber UV-329 is a high-efficiency, low volatile light stabilizer with a wide range of UV absorption properties. It has non-flammable, non-explosive, and non-toxic properties. It absorbs almost no visible light. It is odorless and shows good thermal stability under high temperatures. It finds application in polyolefins, polyester, hard polyvinyl chloride, polystyrene, polymethyl methacrylate, polycarbonate and ABS resin. UV Absorber UV-329 is also suitable for engineering plastics processed at high temperatures, colorless transparent and light-colored products.
 

Packing

Standard packaging includes the following:
25kg per drum, 200kg/drum
Other package sizes are available upon request.
 

Storage

UV-329 shall be store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.
 

Period of validity

24 months