Optical brightening agents in paints and coatings
Paint is made of mineral pigments and drying oils, resins, etc. The optical brightener used in paint must have good compatibility, insoluble in water, has high temperature resistance, has certain acid and alkali resistance, and has Good weather fastness properties etc. Solvent-based paints commonly use optical brihtener Oribrite OB. Synonym: Uvitex OB (CIBA/BASF). Optical brighteners for water-based coatings require good water solubility, good […]
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