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- ONEWHITE Optical Brightening Agents
Krishna Industries is the technology leader in high performance Optical Whitening Agents(OBA), Fluorescent Brightening Agents (FBA) or Fluorescent Whitening Agents (FWA) and their intermediates.
We offer different types of Optical Brightening Agents suitable for Cellulose , Nylon , Polyester, Silk, Wool, Paper, Detergents, Soaps, Plastics, Printing Inks, Coatings and Polymers. Our Optical Brighteners is classified as three sulfonic groups:
Disulfonic : Contains of two sulfonic acid groups and are suitable for hydrophobic fibers (nylon, silk & wool) application in Acidic pH.
Tetrasulfonic : Contains four sulfonic groups and has very good solubility. They are ideal for cellulosic fiber and paper application at neutral or alkaline pH.
Hexasulfonic : It has six sulfonic groups and has excellent solubility for surface coating application like photographic paper.
Properties