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China, Chinese Fluorescent Brightener Sf Optical Brightening Agent 3741 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Chemical Auxiliary CatalystTextile Auxiliary AgentEb-330Optical Brightening Agent Eb-330
Afine Chemicals Limited
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Product Description Fluorescent Brightener SF C.I.374Chemical name: Stilbene derivativeAppearance: Slight Yellow liquidIonic character: NonionicPH value: 5 ~ 7Solid content: 20% (min)Property: Mainly be used in whitening of polyester fabric and its blends with strong fluorescence, high whitening performance, good fastness to light, wash and excellent fastness to sublimation.Process:Pad-thermos fixing processEB-330 2-3g/L (should be adjusted according to the sample testing), procedure: pad(two dips and two squeezes, residual liquor content 70%) →dry(100oC) →(180-200oC, 20-30s).Attention:The goods must be rinsed thoroughly after pretreatment to ensure the PH below 8 the PH of the pad liquor should be adjusted to 4-5 with acetic acid.HT exhausting processEB-330 0.2-0.3%(o.w.f) liquor ratio 1:10-30Treating temperature 120-130oC Treating time 30-60minPH 5-10 (5-7 is specially recommended)ItemsSpecificationsResultsAppearanceSlight yellow-green LiquidConformActive content≥25%25.8%Particle size2-3um: ≥90%2-3um: ≥95%PH6~76.5C.I.E whitenessWg: 141.3 Tw: 4.97 (Usage 0.2%)
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