FOB Price
أحصل على آخر سعر10 ~ 100 / Kilogram
|Minimum Order
Place of Origin:
Zhejiang
Price for Minimum Order:
Minimum Order Quantity:
100 Gram
Packaging Detail:
25kg / fiber drum or it's up to you
Delivery Time:
3 days
Supplying Ability:
120 Ton per Month
Payment Type:
T/T, L/C
الشخص الذي يمكن الاتصال به sophia
NO.3floor1,Building 3, No. 5 unit ,Yingchengzi Rord,, Hangzhou, Zhejiang
1.FLUORESCENT BRIGHTENER OB
Optical brightener OB is a kind of benzoxazole compound, lt is odorless, hard to dissolve in water, soluble in paraffin, fat, mineral oil, wax and common organic solvents. It can be used for whitening thermoplastic plastics, PVC, PS, PE, PP, ABS, Acetate fiber, paint, coating, printing ink, etc. It can be added at any stage in the process of whitening the polymers and make the finished products emitt a bright bluish white glaze.
It can also be used as special marks in identify fakless material if used in printing ink.
2.SPECIFICATIONS
|
Item |
Indices |
|
Appearance |
light yellow or milk white powder |
|
Purity |
≥ *9.0 % |
|
Melting point |
******2°C |
|
Ash |
≤ 0.1% |
|
Volatile content |
≤ 0.4% |
3.DIRECTION FOR USAGE
Thoroughly dispersed in all those polymers.If any ultral violet spectrum absorption agent is used in the polymers, the optimal dosage of optical brightener OB should be adjusted.
DOSAGE: (per **0 kg polymer ):
PVC white 0.***0.*5% (****0 g) transparent 0.*****0.**1% (0.**1 g)
PS white 0.**1% (about 1g ) transparent 0.*****0.**1% (0.**1 g)
ABS natural color 0.***0.*5% (****0 g) white 0.***0.*5% (****0 g)
PE, PP colorless 0.*****0.**1% (0.**1 g) white 0.****0.*5% (***0 g)
Other plastic are like above
