Description:
Optical Brightener (Type OB1) Master batch for Polyolefin. The grade is produced with high quality optical brighteners & is filler free. It absorbs ultraviolet (UV) light in the 300 – 400 nm range of sunlight & re-emit most of the absorbed energy as blue fluorescent light between 400 – 500 nm. The emitted blue light will reduce the yellowness of the polymer and gives a whiter than white appearance.
The master batch gives fluorescence with Violet / Ultra white tone.
SP7138 0001 improves initial color of polymer, whiteness of reprocessed plastics, enhances surface gloss & brilliance of colored articles.
Applications: `
The applications includes Molding (Injection, Blow & Roto), Films, Foam, Tapes, Pipes & Profiles.
Specification:
Material is supplied in pellet form, packed in 25 Kg laminated bags. SPL recommends storage of material in a ventilated & covered facility, protected from Moisture, Sunlight and Heat. The packing used is not UV stabilized and hence should not be exposed to sunlight
