Fluorescent Brightener OB - 1 (Yellow)
Fluorescent brightener OB - 1
Fluorescent whitening agent: OB - 1 (367) C.I.
Chemical name: 2, 2 - (4, 4-2 styryl) double benzene and pbo
Outside view: yellowish powder
Color: light blue and white
Melting point: 360 ℃
Pure c: 98% or higher
The physical and chemical properties:
This product is light yellow powder, non-toxic, odorless, insoluble in water, light fastness and excellent heat resistance, chemical stability is good, does not react with foaming agent, crosslinking agent and so on, the polymer and the good intermiscibility, no leakage phenomenon, spectrum maximum absorption wavelength of 370 nm.
Scope of application:
Fluorescent brightener ob - 1 is mainly used for whitening, synthetic fibre and plastic products of colored plastic products also have obvious brightening effect, is widely used for plastics thin film, film forming materials, molding materials, for polyolefin, PVC, foamed PVC, TPR, EVA and PU foam, such as synthetic rubber has excellent whitening effect, can also be used for coatings, whitening, natural lacquer of foamed plastics in particular, EVA, PE foam with special effects.
Recommended usage: 0.005% ~ 0.005% (with plastic raw material weight ratio).
Packaging storage: 25 kg cardboard barrels packaging, lined with plastic sheets, preserved in a cool, dry place away from light.