Fluorescent Brightener Ob-1 Fba C. I. 393

Model NO.
OBA393
Application
Outstanding Whitener of Polyester and Its Flake. a
Transport Package
by Sea
Specification
98.5%
Trademark
AFINE
Origin
China
HS Code
3204200000
Reference Price
$ 10.80 - 18.00
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Product Description

Fluorescent Brightener  OB-1

Other name: Optical  brightener OBA  C.I.393
CAS NO: 1533-45-5

Appearance: Greenish yellow powder
Purity: 98.5%Min
Melting point: 355-360°C
Solubility: insoluble in water,but soluble in high boiling point organic solvent such as phenyl-chloride
Packaging: Packaged in cardboard drums,20kg or 25kg each
Properties: Does not dissolve in water, can dissolve in such high boiling point solvents as trichlorobenzene, diphenyl ether,etc.; Because this product has high melting point and strong stability,so it has very good heat resistance; Because this product's hydrophobic nature, so it has good light fastness; and for it has strong fluorescence, it can not only improve the whiteness of the products but also can improve the brightness, so it can be used as disperse dyes in the chemical fibre, can be used like oil dissolving coloring agent in the plastics.
Uses:
1.Suitable for whitening chemical fibers, such as the polyester fibre, nylon fiber, polypropylene fiber and so on.
2. Suitable for whitening and brightening polypropylene plastic, hard PVC, ABS . EVA, polystyrene, polycarbonate, etc.
3. Suitable to be added into the conventional polymerization of polyester and nylon.
4. Especially suitable for whitening the plastics of elevated temperature

SPECIFICATION
Items Specifications Results
Appearance Yellow or yellowish green powder Conform
Assay (HPLC) ≥ 98 .5 % 98. 90 %
Melting point 355~360 ºC 357. 4 ~358.8 ºC
Volatile matter ≤0.5 % 0. 2 9 %

Fluorescent Brightener Ob-1 Fba C. I. 393
Fluorescent Brightener Ob-1 Fba C. I. 393
Fluorescent Brightener Ob-1 Fba C. I. 393

 

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