CAS No. 2786-76-7 Napthol Red F5rk Pigment for Plastic¹

Product Description Product DescriptionPigment Red 170 is an azoic pigment of the naphthol-AS type, with good light and heat resistance, as well as excellent solvent, acid and alkali resistance. It is mainly used for coloring in fields such as coatings, inks and plastics. The following is an introduction to its specific properties: Chemical Properties: Molecular formula: C26H22N4O4.CAS No.: 2786-76-7.EC No.: 220-509-3.Molecular weight: 454.48. Physical Properties: Appearance: Red powder.Hue or shade: Bluish red.Relative density: 1.30~1.50.Specific surface area: 20~40 m2/g.Bulk volume: 4.5~5.0 l/kg.Average particle size: 200~300 nm.Oil absorption: 30~55 g/100g.Hiding power: Semi-transparent type. Performance Properties: Lightfastness: According to ISO 4892 standard, when the pigment content is 0.05%, the lightfastness can reach level 7~8.Weather resistance: Grade 3.Acid resistance: Grade 5.Alkali resistance: Grade 5.Solvent resistance: The resistance grades to ethanol, petroleum solvents and dibutyl phthalate are all 4~5, and the resistance grade to paraffin oil is 5.Heat stability: When the pigment content is 0.05%, it can withstand heat up to 230°C.Specification Application Company profile Exhibition Packing & DeliveryFAQ

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