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China, Chinese Optical Brightening Agent 4bk Oba for Cotton1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Chemical Auxiliary CatalystTextile Auxiliary AgentOba 4bkOptical Brightening Agent 4bk
Afine Chemicals Limited
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Product Description Optical Brightening Agent 4BKMain chemical name: stibene bistriazine derivativeSpecification: Appearance: Slight yellow uniform powder Fluorescent color: Slight BluishMoisture: 5% (max)Fineness (120 mesh residue): 5% (max)Property: 1.with strong fluorescene, excellent whitening performance and slight bluish shade. 2.With high light stability and chemical stability.. 3.Good acid stability, stable in perborate and H2O2.Application: Main be used in whitening of cotton fabric and polyester/cotton blends, T/C whitening in one bath.Treating Process:Exhausting process: 0.1-0.8%(O.W.F.) bath ratio: 1:10 -1:30, temperature: 90 ~100oC×30-40min → wash → dry.The processing can be adjusted according to the actual situation.One bath process of scouring H2O2 bleaching and whitening:Dosage: 02.-0.8%(o.w.f.) H2O2: 5-15g/LStabulizer: 1-5g/L NaOH: 2-4g/LScouring agent: 0.5g/L bath ratio: 1:10-30temperature: 90 ~100oC×30-40min → wash → dryThe processing can be adjusted according to the actual situationPacking: 50kg fiber drum
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