Chemical name: PP carrier 50% Hindered Amine 2,2,6,6-tetramethyl-4-piperidinyl stearate CAS No.(HALS):167078-06-0 CAS No.(PP): 9003-07-0 Molecular structure Specification Appearance: White granule powder Content, %: 47.5 – 52.5 Ash, %: ?0.5 Melting point, ?: ?28 Saponification value, mgKOH/g: 128-137 Transmittance, % 425nm?90 450nm?95 Solubility Insoluble in water and toluene etc. Application LIGHT STABILIZER UV3853PP5 is s a hindered amine light stabilizer(HALS) in concentrate form which contains 50% active in PP carrier for general use in automotive and injection molding applications. It is also suitable for broad range of polymers and applications, including PP film/tape/injection molding applications, TPO, and PE film/tape/injection molding. It is also can be used for polyacetals, polyamides, styrenic polymers, and PUR. The end use of it include PP and TPO automotive parts, TPO roofing membranes, PE crates, and PP outdoor furniture. info at hhochem. com