Optical brighteners are added to many substrates to reduce yellowness,improve whiteness and give brightness to the product.
Optical brighteners are kind of dyes that absorbs light in the UV and violet region of EM Spectrum and re-emit the light in the blue region.
Optical brighteners make white more whiter.
Physical Form: Powder and Liquid
Plastic,Paper,Textile,Paint,Ink,Liq for wool & silk,Detergent,Washing soap,Nylon,Coating,Polymers,Resins.
For more details of optical brighteners,contact us.