ITOSORB LJ643 is a heat stable type UV absorber that shows outstanding resistance to sublimation.
ITOSORB LJ643 significantly improves the light fastness of disperse dyed polyester fabrics and yarns,
particularly automotive upholstery and floor coverings. This product is characterized by having extremely micronised particles in the dispersion, which makes it suitable for packing dye applications and piece dye applications.