Gold Member Since 2014
Audited Supplier
Shanghai Deborn Co., Ltd.

Octrizole, Synsorb-329, Tinuvin 329 manufacturer / supplier in China, offering UV Absorber 329, Pet Acetaldehyde Scavenger, Pet Bottles Acetaldehyde Scavenger Agent and so on.

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UV Absorber 329

FOB Price: Get Latest Price
Min. Order: 50 kg
Port: Shanghai, China
Transport Package: 25kg/Carton
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Model NO.: UV 329
  • Kind: Stabilizer
  • PVC: 0.2~0.5%
  • Polyamide: 0.2~0.5%
  • Specification: 99%
  • Color: Yellow
  • Appearance: Powder
  • Polyurethane: 0.2~1%
  • Trademark: DEBORN
  • Origin: China
Product Description
Ultraviolet absorbent UV-5411
Chemical Name: 2-(2'-hydroxy-5'-t-octylphenyl)benzotriazole
Chemical Structure:
UV Absorber 329
Chemical Formula: C20H25N3O
Molecular Weight: 323
CAS NO: 3147-75-9
Appearance: White to slightly yellowish crystalline powder or granule
Melting point: 103-107°C
Clarity of solution (10g/100ml Toluene): Clear
Color of solution (10g/100ml Toluene): 440nm 96.0% min
(Transmission) 500nm 98.0% min
Loss on drying: 0.3% max
Assay (by HPLC): 99.0% min
Ash: 0.1% max
Package: 25kgs Net/ carton
Application: UV- 5411 is a unique photo stabilizer that is effective in a variety of polymeric systems: particularly in polyesters, polyvinyl chlorides, styrenics, acrylics, polycarbonates, and polyvinyl butyal. UV- 5411 is especially noted for its broad range UV absorption, low color, low volatility, and excellent solubility. Typical end-uses include molding, sheet, and glazing materials for window lighting, sign, marine and auto applications. Specialty applications for UV- 5411 include coatings (particularly themosets where low volatility is a concern), photo products, sealants, and elastomeric materials.
UV Absorber 329

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