WebNov 8, 2024 · It is used as optical brightener for plastics. OB – 1 is an effective brightener for many plastics providing excellent white, permanent colour. Optical brightening agent OB-1 is yellow crystal powder. It is insoluble in water, soluble in high boiling point organic solvents such as phenyl-chloride. WebOptical brighteners create brilliance by a fluorescence process involving absorption of invisible UV light and emission of visible blue light. Benetex OB-1 is especially useful in polyester and nylon fibers, as well as in high temperature engineering plastics. Chemistry Chemical Name: 2,2’- (1,2-ethenediyl)bis (4,1-phenylene)bisbenzoxazole
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WebOptical Brightener OB-1 Chemicals structure of Optical brightener OB-1 Specifications: Performance Features: 1. High brightening intensity and strong fluorescence. 2. Widely … WebPerformance Additives offers optical brighteners which act as a whitening agent: for fabrics, plastics, glass and more. ... Syntex OB-1: Uvitex OB-1: 2.2’-(4.4’-diphenol vinyl) dibenzoxazol: 1533-45-5: The product is used for the whitening of terylene fabric and cospinning fabric of terylene and other fabric. It features fine fast shining ... fixproffsen
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WebFeb 24, 2024 · Optical brighteners have many applications. Both OB and OB-1 are important for their set of applications. Features such as dispersion and stability are significant from … WebWhat is the optical brightener?. Optical brightener OB-1 is the product with the best heat resistance among all optical brightener products. It not only has a high decomposition temperature, good whiteness, and a small amount (generally 25~300 mg/kg), but it also has good properties with additives in plastic .It is mainly used for the whitening of polyester … Weboptical brightener ob. parawhite ob1 optical brightener ob1. titanium dioxide lr-108 pigment white 6. titanium dioxide rc822 pigment white 6. titanium dioxide rc800pg pigment white … fix problem with the start menu