high efficiency UV absorber 329

high efficiency UV absorber 329

It is an effective light stabilizer for a variety of plastics and other organic substrates such as polycarbonate, PVC rigid, PVC flexible, ABS compounding, polyurethane, TPU, polymethyl methacrylate and POM.

  [Dosage]                    Between 0.1-1.0%

 [Properties]                Flash Point: > 150°C

                                        Specific Gravity (20°C):  1.18 g/cm³

                                        Solubility (20°C) % w/w:

                                        Acetone 9; Benzene: 32; Chloroform 37; Cyclohexane 15; Ethyl Acetate 15;

                                        Methanol 0.6; Methylene Chloride 38; Water < 0.01                  

 [Specifications]          Appearance: White Powder or Flake

                                        Assay (GC): 99% min

                                        Melting Point: 103-105°C

                                        Volatile: 0.3% max

                                        Ash: 0.05% max

                                        Transmittance:

                                                                   440nm 97.0% min

                                                                   500nm 98.0% min

 [Storage and Transport]     Keep container tightly closed. Avoid ingestion and inhalation.

 [Packing]                            20KG Cartons or as customers’ requirements