Fluorescent brightener,optical brightener,
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Products: OB
Technical index:
Purity: ≥ 98%
Appearance: Light green powder
Melting point: 198 ~200℃
Ash: ≤0.1%
Volatile:≤0.5
Fineness: ≥ 100 mesh
1. Chemical name:
Distyryl bisbenzoxazole OB
2.Technical conditions:
Purity: ≥ 98%
Appearance: Light green powder
Melting point: 198 ~200℃
Ash: ≤0.1%
Volatile:≤0.5
Fineness: ≥ 100 mesh
3. Features:
The product is light green or milky green powder, non-toxic and tasteless, can dissolve in alkane, fat, mineral oil, paraffin and most organic solvents, the absorption spectra of the largest value for 375 mm (in ethanol).
4.Usage and dosage:
It is widely used in thermoplastic such as PVC, PE, PP, ABS, PS, unsaturated resin and paint, ink and oil soluble coatings.
Percentage of weight with plastic raw material:
PVC whitening: 0.01~0.05%; to improve the light intensity: 0.0001~0.001%
Polystyrene :0001~0.001%; ABS:0.01~0.05%;
Polyolefin matrix: 0.0005~0.001% White matrix: 0.005~0.05%
5.Packaging and Storage:
20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements.
To avoid light, dry at room temperature for 24 months.
Notes:
A small amount of crystallization is allowed when storage over 2 months, the effect will not be affected during the shelf life.
Technical index:
Purity: ≥ 98%
Appearance: Light green powder
Melting point: 198 ~200℃
Ash: ≤0.1%
Volatile:≤0.5
Fineness: ≥ 100 mesh
1. Chemical name:
Distyryl bisbenzoxazole OB
2.Technical conditions:
Purity: ≥ 98%
Appearance: Light green powder
Melting point: 198 ~200℃
Ash: ≤0.1%
Volatile:≤0.5
Fineness: ≥ 100 mesh
3. Features:
The product is light green or milky green powder, non-toxic and tasteless, can dissolve in alkane, fat, mineral oil, paraffin and most organic solvents, the absorption spectra of the largest value for 375 mm (in ethanol).
4.Usage and dosage:
It is widely used in thermoplastic such as PVC, PE, PP, ABS, PS, unsaturated resin and paint, ink and oil soluble coatings.
Percentage of weight with plastic raw material:
PVC whitening: 0.01~0.05%; to improve the light intensity: 0.0001~0.001%
Polystyrene :0001~0.001%; ABS:0.01~0.05%;
Polyolefin matrix: 0.0005~0.001% White matrix: 0.005~0.05%
5.Packaging and Storage:
20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements.
To avoid light, dry at room temperature for 24 months.
Notes:
A small amount of crystallization is allowed when storage over 2 months, the effect will not be affected during the shelf life.
