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Description

Optical Brightener Telalux KSB

TDS of optical brightener KSB

Product name Optical brightener KSB
Chemical 1,2di(methyl-benziazol)ethlene
CAS: 7128-54-5
chemical structure: C26H18N2O2
Equivalents: Clariant Hostalux KSB, fluorescent brightener 369, FBA 369, CI 369, OBA 369
Features Recommended for plastics, also PET and PA fibers;
good fastness properties;
good performance on transparent plastics
Specifications: Ash % 0.2max
Melting Point (DTA) 237°C~239℃
Appearance Slight greenish yellow powder
Odor Free of odor
Volatile Content % 0.4max
Assay % 99.0%
Application: KSB is suitable for PET, PBT, PP, PE, PA, SAN, ABS, PC, PMMA, U-PVC. also polyester and polyamide fibers
Handing and Safety: For additional handing and toxicological information, please consult us for Maternal Safety Date Sheet.
Packing: 25kg / fiber drum with PE liner, inside lining plastic bag. 6*2 layer 12 drums per pallet, 5 CBM per ton,
or according to customers’ requirements.

COA of optical brightener KSB

Items Standard Value Test Result
Appearance Slight yellowish green crystal powder Slight yellowish green crystal powder
Melting Point 237-239℃ 238.5℃
Purity ≥98% 98.00%
Color Shade Blue violet Blue violet
Fineness ≧180 mesh 200 mesh
Water-fast Content ≦0.5% 0.24%

KSB TDS & COA 

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Additional information

Weight 25 kg

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