Products Name: OPTICALBRIGHTENER KCB;
Synonyms: FBA 367; OBA 367,Fluorescent Brightener KCB; Optical Brightener Agent KCB,
Molecular Formula: C24H14N2O2 | Molecular Weight:362 |
CAS No: 5089-22-5 | C.I. No.: C.I.367 |
Appearance: yellowish crystalline powder | Melting point(℃):210℃~212℃ |
Assay:99% | Fineness: ≥ 200 meshes |
Molecular Structure:
Optical BrightenerKCB whitening agent is nowthe premium grade whitening agent among a variety of fluorescent whiteningagents. It has strong whitening effect, vivid blue light, excellent heatresistance and weather resistance and chemical stability.
Applications
OpticalBrightenerKCBis mainly used for thewhitening of plastics and synthetic fiber products, and also has obviousbrightening effect for colored plastic products. It is also widely used inethylene/EVA copolymers, and is the excellent fluorescent whitening agent forsports shoes. It is also widely used in plastic films, molding materials,Injection molding materials and polyester fibers such as PE, PP, PVC, PS, ABSand PMMA, especially good at whitening of EVA.
Reference dosage:
Generally 0.005%-0.05%(According to the material weight)
10kg or 25kg/ fiber drums. It can bepacked in other forms according to user's requirements.
Shelf life: not morethan 24 months in the room temperature.