Chemical Name: 2,2′,4,4′-Tetrahydroxybenzophenone
Synonyms: Di(2,4-dihydroxyphenyl)methanone; Bis(2,4-dihydroxyphenyl)methanone；BP-2
Product Typical Properties
|Appearance||Light yellow powder|
|Absorbance A1/1 (345nm)||≥580|
BP-2 is a benzophenone type ultraviolet absorber that can effectively absorb 320 to 400 nanometers of ultraviolet light. It has a symmetrical benzene ring and hydroxyl groups on both sides, and its photothermal chemical properties are very stable. Suitable for polyester, polyvinyl chloride, resin lenses, fabric coatings, especially for sun protection products, improving stability and color fastness. The general dosage is 0.1-0.5%.
BP-2 is suitable for polyester, coatings, cosmetics, and other industries. In recent years, its application on fabrics has received attention from the textile industry and its scope has become increasingly broad.
Please store in a dry, cool and dark place