• UV Absorber UV-2908

    UV Absorber UV-2908

    Chemical Name: Hexadecyl-3,5-di-t-butyl-4-hydroxybenzoate CAS NO.:67845-93-6 Molecular Formula:C31H54O3 Molecular Weight: 474.76 Specification Appearance: White crystalline powder Content: ≥ 98.5% Melting point: 59-61 °C Loss on drying: 0.5% max Volatile: 0.5%max Ash: 0.2% max Toluene Insolubles :0.1% max Color(color 10% Solution):<100 Application Highly efficient UV absorber for PVC, PE, PP, ABS & unsaturated polyesters Package and Storage 1. 25kg carton 2. Stored in sealed, dry ...
  • UV Absorber UV-1164

    UV Absorber UV-1164

    Chemical Name: 2-(4,6-Bis-(2,4-dimethylphenyl)-1,3,5-triazin-2-yl)-5-(octyloxy)-phenol CAS NO.: 2725-22-6 Molecular Formula:C33H39N3O2 Molecular Weight:509.69 Specification Appearance: Light yellow powder Assay Content: ≥99.0 % Melting point: ≥83 C Packing: Cardboard drum, 20 kg Application These absorbers have very low volatility, good compatibility with polymer and other additives; especially suitable for engineering plastics; polymer structure prevents volatile additive extraction and ...
  • UV Absorber UV-1130

    UV Absorber UV-1130

    Chemical Name: Alpha-[3-[3-(2h-Benzotriazol-2-Yl)-5-(1,1-Dimethylethyl)-4-Hydroxyphenyl]-1-(Oxopropyl]-Omega-Hydroxypoly(Oxo-1,2-Ethanediyl) CAS NO.: 104810-48-2 ,104810-47-1, 25322-68-3 Molecular Formula:C19H21N3O3.(C2H4O)n=6-7 Molecular Weight:637 monomer, 975 dimer Specification Appearance: Light yellow transparent liquid Loss on drying: ≤0.50 Volatile: 0.2%max Proportion(20℃): 1.17g/cm3 Boiling Point: 582.7°C at 760 mmHg Flash Point: 306.2°C Ash: ≤0.30 Light transmittance :460nm≥97%, 50...
  • UV Absorber UV-1084

    UV Absorber UV-1084

    Chemical Name: [2,2-thiobis (4-tert-octylphenolato)]-n-butylamine nickel CAS NO.: 14516-71-3 Molecular Formula:C32H51O2NNiS Molecular Weight:572 Specification Appearance: Light green powder Melting Point:245.0-280.0°C Purity (HPLC): Min. 99.0% Volatiles (10g/2h/100°C ): Max. 0.8% Toluene Insolubles : Max. 0.1% Sieve Residue: Max. 0.5% -at 150 Application It is used in PE-film, tape or PP-film, tape 1. Performance synergy with other stabilizers, especially UV absorbers; 2. Excellent compa...
  • UV Absorber UV-928

    UV Absorber UV-928

    Chemical Name: 2 – (2-2H-benzo-triazole) -6 – (1 – methyl -1 – phenyl)-ethyl -4 – (1,1,3,3 – tetramethylbutyl butyl) phenol CAS NO.:73936-91-1 Molecular Formula:C29H35N3O Molecular Weight:442 Specification Appearance : Pale yellow powder Content:≥99% Melting point:≥113℃ Loss on dry:≤0.5% Ash:≤0.01% Light transmittance: 460nm≥97%; 500nm≥98% Application Good Solubility and good compatibility; high temperature and ambient temperature, especially suitable fo...
  • UV ABSORBER UV-384:2

    UV ABSORBER UV-384:2

    Chemical Name: 3-(2H-Benzotriazolyl)-5-(1,1-di-methylethyl)-4-hydroxy-b enzenepropanoic acid octyl esters CAS NO.:127519-17-9 Molecular Formula:C27H37N3O3 Molecular Weight:451.60 Specification Appearance: Viscous Slightly yellow to yellow liquid Assay: ≥ 95% Volatile: 0.50%max Clarity: clear Garnder:7.00max Light transmittance: 460nm≥95%; 500nm≥97% Application UV-384:2 is a liquid BENZOTRIAZOLE UV absorber specialized for coating systems. UV-384:2 have good thermal stability and environmen...
  • UV Absorber UV-329

    UV Absorber UV-329

    Chemical Name: 2-(2’-hydroxy-5’-t-octylphenyl)benzotriazole CAS NO.:3147-75-9 Molecular Formula:C20H25N3O Molecular Weight:323 Specification 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 Application UV- 329 is a unique photo stabilizer that is e...
  • UV Absorber UV-327

    UV Absorber UV-327

    Chemical Name: 2-(3′,5′-di-tert-Butyl-2′-hydroxyphenyl)-5-chloro-2H-benzotriazole CAS NO.:3864-99-1 Molecular Formula:C20H24ClN3O Molecular Weight:357.9 Specification Appearance: light yellow powder Content: ≥ 99% Melting point: 154-158°C Loss on drying: ≤ 0.5% Ash: ≤ 0.1% Light transmittance: 440nm ≥ 97%, 500nm ≥ 98% Application This product is suitable in Polyolefine, Polyvinyl chloride, organic glass and others. Max absorption wave length range is 270-400nm. Toxici...
  • UV Absorber UV-326

    UV Absorber UV-326

    Chemical Name: 2-(3-tert-Butyl-2-hydroxy-5-methylphenyl)-5-chloro-2H-benzotriazole CAS NO.:3896-11-5 Molecular Formula:C17H18N3OCl Molecular Weight:315.5 Specification Appearance: light yellow small crystal Content: ≥ 99% Melting point: 137~141°C Loss on drying: ≤ 0.5% Ash: ≤ 0.1% Light transmittance: 460nm≥97%; 500nm≥98% Application Max absorption wave length range is 270-380nm. It mainly used to polyvinyl chloride, polystyrene, unsaturated resin, polycarbonate, poly (methyl methacr...
  • UV Absorber UV-320

    UV Absorber UV-320

    Chemical Name: 2-(2H-benzotriazol-2-yl)-4,6-di-tert-butylphenol CAS NO.:3846-71-7 Molecular Formula:C20H25N3O Molecular Weight:323.4 Specification Appearance:light yellow powder Content: ≥ 99% Melting point: 152-154°C Loss on drying: ≤ 0.5% Ash: ≤ 0.1% Light transmittance: 440nm≥97%, 500nm≥98 Toxicity: low toxicity,rattus norvegicus oral LD 50 >2g/Kg weight. General dosage: 1. Unsaturated Polyester : 0.2-0.5wt% based on polymer weight 2. PVC: Rigid PVC : 0.2-0.5wt% based on polymer w...
  • UV Absorber UV-234

    UV Absorber UV-234

    Chemical Name: 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol; CAS NO.: 70321-86-7 Molecular Formula:C30H29N3O Molecular Weight:448 Specification Appearance :light yellow powder Melting point : 137.0-141.0℃ Ash :≤0.05% Purity:≥99% Light transmittance: 460nm≥97%; 500nm≥98% Application This product is a high molecular weight UV absorber of the hydroxypheny benzotriazole class, showing outstanding light stability to a variety of polymers during its use.It is highly effective ...
  • UV Absorber UV-120

    UV Absorber UV-120

    Chemical Name: 2,4-di-tert-butylphenyl 3,5-di-tert-butyl-4-hydroxybenzoate CAS NO.:4221-80-1 Molecular Formula:C29H42O3 Molecular Weight:438.66 Specification Appearance: White crystalline powder Content: ≥ 99% Melting point: 194 ~ 199℃ Loss on drying: ≤ 0.5% Volatile: 0.3%max Ash: ≤ 0.1% Transmittance, % @450nm :98.0% min. Application Highly efficient UV absorber for PVC, PE, PP, ABS & unsaturated polyesters. Package and Storage 1. 25kg carton 2. Stored in sealed, dry and dark cond...