Optical Brightening Agent BAC (C.I.363)
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Post Date:
May 15,2014
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Expiry Date:
Nov 11,2014
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Detailed Description:
Optical Brightening Agent BAC (C.I.363)
Chemical name Benzimidazole derivative
Structural formula
Specification Appearance: Brown liquid
Fluorescent Color: Similar to the standard sample
Whitening strength: 100( compared with standard sample)
Moisture: 5%
Ionic character cation
Treating process:
FOR PURE ACRYLIC
BAC DOSAGE：2~1.0%(o.w.f.)
PH: 3~4 (adjusted by formic acid)
BATH RATIO:10~40
TEMPERATURE: 90~98 FOR 40~60MIN
Bleaching with chlorite
BAC DOSAGE：2~1.0%(o.w.f.)
sodium chlorite：1~2g/l
sodium nitriate：1~3g/l
PH: 3.5~4 adjusted by formic acid
BATH RATIO: 10~40
TEMPERATURE: 90~98 FOR 30~40MIN
Use: Mainly used for acrylic and its blends textiles
Package: 30kg plastic drum. It can be packed according to the requirement of the user.
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