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Specifications
OPTICAL BRIGHTENER OB-1
Code: OB-1
C.I.NO.: FBA393
Product Name: OPTICAL BRIGHTENER OB-1
Code: OB-1
C.I.NO.: FBA393
CAS NO.: 1533-45-5
Molecular Weight:414.4
Chemical Formula:C28H18N2O2
Structural Formula:
Physical and Chemical properties:
|
TEST ITEMS |
SPECIFICATION |
|
APPEARANCE |
BRIGHT YELLOW CRYSTALS POWDER |
|
SHADE |
GREENISH |
|
METLING POINT |
355-360 °C |
|
PURITY |
98.5% min |
|
FINENESS |
300 mesh min |
Dosage:
Put OB-1 brightener into every 1000kg materiel.
1. The add-on amount of EVA, polypropylene, nylon and polycarbonate is 75-200g.
2. The add-on amount of terylene fiber is 75-300g.
3. The add-on amount of benzene is 25-50g.
Uses
used in polyester, nylon, polypropylene
used in PP, ABS, EVA, PS and PC
used in nomal polymerization of polyester and nylon
Packing and storage:25kg drums.stored in dark , cool and dry place.