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Description

Optical Brightener Hostalux KCB

TDS of optical brightener KCB

Product name Optical brightener kcb
Chemical 1,4-Bis(benzoxazolyl-2-yl)naphthalene;
CAS: 5089-22-5
chemical structure: C24H14N2O2
Equivalents: Clariant Hostalux KCB, fluorescent brightener 367, FBA 367, CI 367, OBA 367
Features Universal for plastics and lacquer, especial for EVA;
good fastness properties;
good migration resistance
Specifications: Ash % 0.2max
Melting Point (DTA) 210-212℃
Appearance Slight greenish yellow powder
Odor Free of odor
Volatile Content % 0.4max
Assay % 99.0%
Application: KCB is recommended for PET/PBT, EVA, PE/PP, PS, SAN, ABS, PC, PMMA, PA, U-PVC/P-PVC
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 drum per pallet, 5 CBM per ton,
or according to customers’ requirements.

COA of optical brightener KCB

Items Standard Value Test Result
Appearance Yellowish green powder pass
Melting point 210-212℃ 210.8℃
Purity 99.0 % min pass
particle size ≥100mesh pass

KCB TDS & COA 

KCB MSDS

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Additional information

Weight 25 kg

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