What is optical brightener OB-1?
Optical Brightener OB-1 is a kind of plastics additive,it absorbs UV light which our eyes can not see and emits blue light which our eye can see.From this way,it makes people see the final products more white.
Optical brightener OB-1 is crystallized substance, has strong fluorescence. It is odorless,can not dissolve in water.
Product Specification:
Appearance: Bright yellowish green crystal powder
molecular weight: 414
Molecular formula: C28H18N2O2
Melting point: 350-360℃
Maximum absorption wavelength: 374nm
Maximum emission wavelength: 434nm
Product Application:
Optical Brightener OB-1 is suitable for many plastics, such as PP, PVC,PET, ABS,PA,PS,PC,PBT,HLPS,HDPE,LDPE, EVA and so on.Especially,used in masterbatch,PVC products and polyester stable fiber big quantity.
Package:
10kg/20kg/25kg per fiber drum
450kg/500kg/675kg per pallet
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