Optical brightener are also called Fluorescent Whitening agents.These Masterbatches work via a fluorescent mechanism which absorbs light in the UV spectrum and emits light in the blue region of visible spectrum to yield a brighter and fresher appearance.
These masterbatches are used in order to :
- Mask natural yellowing of plastics.
- Improve initial colour.
- Get brilliancy of colored articles.
Suggested applications are :
- Flims & Sheets
- Fibers
- Molded Thermoplastic

