Shanghai Sunwise Chemical Co., Ltd.  

Product Name: CAS No. 70624-18-9/65447-77-0; Hindered Amine Light Stability 783 Model NO.: Hindered amine light stability Color: Yellow Usage: Plastic Auxiliary Agents Appearance: Granules CAS No.: 70624-18-9 Name: Hindered Amine Light Stability 783 CAS: 70624-18-9/65447-77-0 Transmittance(425nm): 90.0% Min Transmittance(500nm): 93.0% Min Residue on Ignition: 1.0 % Max Molecular Weight( ): 2000-3100 Trademark: SWC Transport Package: in 25kgs Net Carton. Origin: China Product Description Product Name: HALS 783IdentificationSynonyms mixture of: Poly-{[6-[(1,1,3,3-tetramethyl butyl) -imino]- 1,3,5-triazine-2,4-diyl][2-(2,2,6,6-tetramethylpiperidyl)-amino]- hexamethylene-[4-(2,2,6,6-tetramethylpiperidyl)-imino]} and Poly-(N- ß - hydroxyethy l-2,2,6,6-tetramethyl-4-hydroxy- piperidyl succinate)Molecular Formula (C35H64N8)n/ (C15H25NO4)nMolecular Weight >2500CAS Number 70624-18-9/65447-77-0PropertiesAppearance light yellow granulesMelting Point 100-135°CSolubility insoluble in water; soluble in acetone, toluene, xylene, benzene, ethyl acetone, hexane and chloroform Stability stable under ordinary conditionsSpecificationItemSpecificationAppearancelight yellow granulesTransmittance(425nm)90.0% minTransmittance(500nm)93.0% minResidue on Ignition1.0 % maxMolecular weight()2000-3100ApplicationHals 783 is a kind of synergistic mixture of oligomeric hindered amine stabilizers. It imparts excellent light stability for polyolefin (PP, PE, PVC), PA, polyacetals and polyester. It shows excellent synergistic effect with other stabilizers. In addition, it is approved by FDA and can be used in food package materials.Packing and StoragePacking: In 25kgs net carton.Storage: Keep tightly closed.Safety InformationNon-hazardous for air, sea and road freight.