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 ,which is bright yellow-green powder, is non-toxic , tasteless, insoluble in water. It is excellent in light-heat
resistance, good chemical stability,and does not react with foam agent and the crosslinker.Furthermore,,it is well soluble
with polymers,without any seepage phenomenon. The maximum absorption wavelength of spectrum is 370nm.
Scope of Application:
The fluorescent brightener ob-1 is not only use for the whitening of synthetic fibers and plastic products,but also brightening
plastic products. Therefore, it is widely used whiteningin the plastic film, press forming material, injection molding materials,
polyolefin, PVC, foam PVC, TPR, EVA, PU foam and synthetic rubber. Furthermore, it can be also used for the brightening of
coatings and natural lacquers, and has a special effect on the foam plastics, especially on EVA and PE foaming.
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.