OBA/FWA KCB CAS NO.5089-22-5 CAS NO.5089-22-5

main composition: 1,4-bis(benzoxazole-2-yl)naphthalene

technical spec.:
appearance: kelly powder
m.p.: 210-212°c
viscosity: <250mpa·s
chromatic light: bluish purple
assay: ≥98%
fineness: over 100 meshes

properties & features:
it is bright kelly powder, non-toxic odorless, insoluble in water; has excellent light/heat resistance.

range of application:
fluorescence brightener kcb is mainly used in the whitening of synthetic fiber and plastic products; such as plastic film, injection molding materials, pvc, tpr, eva and pu foams etc.

application methods:
recommended use level: 0.005%-0.05%
packing & storage: 1kg×10 carton lined with plastic bag or upon clients' requests. stored in cool and dry place; avoid light.

notes:
1. product literature is only for reference. for any technical or application problems, pls. contact us.
2. our technical advices both in oral or graphic form are with great sincerity. however, users have the responsiblility to test our products for their suitability to your technical process or specific use, which is totally out of our control.