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Chemical Name: 2-(2'-hydroxy-3'-t-butyl-5'-methylphenyl)-5-chlorobenzotriazole
Trade name synonym:Tinuvin 326 (Ciba Specialty Chemicals ) , Lowilite 26(Great Lakes Chemicals)
CAS No .3896-11-5
M.W.: 315.8
Volatility Pure substance; TGA, heating rate 20 °C /min in air
Weight Loss (%) | Temperature °C |
1.0 | 183 |
2.0 | 202 |
5.0 | 223 |
Solubility At 20 °C (g/100ml solvent)
Solvent | Solubility | Solvent | Solubility |
Acetone | 1% | Benzene | 10.5% |
Chloroform | 11.0% | Cyclohexane | 6.4% |
Ethyl alcohol | 0.1% | Ethyl alcohol | 0.1% |
Ethyl acetate | 2.0% | Methanol | 0.1% |
Methylene chloride | 4.3% | MEK | 13.3% |
Toluene | 11.3% | Water | 0.01% |
Application:
Sunsorb-326 is benzotriazole type absorber. It exhibits strong absorbance in the 290-400nm region. Also, it is one of the most excellent benzotriazole UV absorbs. Sunsorb-326 has a widely used in polyester, polyvinyl chloride, unsaturated polyurethane, styrene polymers, coatings and lacquers.
Recommended dosage (based on polymer weight)
Unsaturated Polyester : 0.2-0.5wt%
Rigid PVC : 0.2-0.5wt%
Plasticized PVC : 0.1-0.3wt%
Polyurethane : 0.2-1.0wt%
Polyamide : 0.2-0.5wt% b
Packaging: 20kg net per carton or fiber drum
Storage and shipment: It is stable during storage and shipment, avoiding high temperature and humidity.
Chemical Name: 2-(2'-hydroxy-3'-t-butyl-5'-methylphenyl)-5-chlorobenzotriazole
Trade name synonym:Tinuvin 326 (Ciba Specialty Chemicals ) , Lowilite 26(Great Lakes Chemicals)
CAS No .3896-11-5
M.W.: 315.8
Volatility Pure substance; TGA, heating rate 20 °C /min in air
Weight Loss (%) | Temperature °C |
1.0 | 183 |
2.0 | 202 |
5.0 | 223 |
Solubility At 20 °C (g/100ml solvent)
Solvent | Solubility | Solvent | Solubility |
Acetone | 1% | Benzene | 10.5% |
Chloroform | 11.0% | Cyclohexane | 6.4% |
Ethyl alcohol | 0.1% | Ethyl alcohol | 0.1% |
Ethyl acetate | 2.0% | Methanol | 0.1% |
Methylene chloride | 4.3% | MEK | 13.3% |
Toluene | 11.3% | Water | 0.01% |
Application:
Sunsorb-326 is benzotriazole type absorber. It exhibits strong absorbance in the 290-400nm region. Also, it is one of the most excellent benzotriazole UV absorbs. Sunsorb-326 has a widely used in polyester, polyvinyl chloride, unsaturated polyurethane, styrene polymers, coatings and lacquers.
Recommended dosage (based on polymer weight)
Unsaturated Polyester : 0.2-0.5wt%
Rigid PVC : 0.2-0.5wt%
Plasticized PVC : 0.1-0.3wt%
Polyurethane : 0.2-1.0wt%
Polyamide : 0.2-0.5wt% b
Packaging: 20kg net per carton or fiber drum
Storage and shipment: It is stable during storage and shipment, avoiding high temperature and humidity.
