【Product】
Optical Brightener DT (OBA 135)
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Optical Brightener DT (OBA 135)
Molecular formula: C18H14N2O2
Molecular weight: 290
CAS NO.:12224-12-3
HS Code:32042000
C.I. Number:135
Performance:
The optical brightener PF is fallow crystal powder with its melting point is 182-188℃ and its largest
bsorption wave 363nm. Its fluorescence hue is red light blue with good fastness and photostability.
The product is insoluble in water and soluble in organic solvent such as benzene, sterol, ester and so on.
It has stable chemical function with acid and alkali-resistance and appears neutral, belonging to nonionic.
Technical parameter:
Appearance: fallow crystal powder
Color light: bright-colored red light blue(similar to standard product)
Melting point: 182℃—188℃
Purity: ≥ 99.5%
Fineness: 100
Usage:
It is mainly used to whiten and brighten PVC, polystyrene, polyacrylic ester , Polyester film, ABS, organic glass,
business cards and fine papers.
Application: (recommended dosage)
1.0.01~0.05%(the weight percentage with plastic raw material); In particular case (for example with high stuffing percentage),
definite after test.
2. only half of the ERN-P used on PVC pinchplate, but whiter than PF.
Package :25kg / fiber drum with PE liner
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