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Best whitening Optical Brightener Agent Detergent CBS-X (C.I.351) CAS NO 27344-41-8
[CHEMICAL NAME] 4.4’-bis(2-disulfonic acid styryl) biphenyl
[Molecular weight] 562.6
[STRUCTURAL FORMULA]
[Application range and recommended dosage]
| TYPE | Dosage (%w/w in detergents) |
| General washing powders | 0.01-0.10 |
| Concentrated washing powders | 0.02-0.20 |
| Liquid detergents | 0.10-0.30 |
| Scented soaps,soaps | 0.02-0.20 |
| Fabric softening agents | 0.10-0.30 |
| Washing cream | 0.01-0.10 |
[Specifications]
| E(1%/cm) | 1105-1181 |
| Indissoluble substance | ≦0.5% |
| Particle Size | 95% through 50 mesh screen |
[Physical properties]
Solubility in water | 25℃,25g/l |
| 70℃,100g/l | |
| 95℃,300g/l | |
| λmax in ultra-violet range | 348-350nm |
| Ionic character | anion |
[C.I.NO] C.I.351
[CAS NO.]27344-41-8
[Characterization]
CBS-X is an optical fluorescent brightener of the distyryl biphenyl class,suitable for the optical brightening of synthetic.
Detergents,scented soaps,and soaps at all stages of processing.
[Feature]
CBS-X features high whitening strength,excellent fastness,to chlorine/oxygen bleaching,washing,and dry/wet light fastness,level dyeing properties.It is liable to biology degradation.Even in low temperature,the product has a high solubility in water,especially suitable for liquid detergent.CBS-X is mainly used as the optical brightening agents of cotton,linen,silk,wool,polyamide fibers and papers etc.
[Guidelines for use]
CBS-X can be added to synthetic detergents,scented soaps,soaps or dissolved in an ingredient and blendend equably at all stages of processing.
[Appearance]
Flow free bright yellowish granule.
[Storage]
Keep in cool dry place,keep away form sunlight,provided the usual precautions for handing chemicals are observed.
[Package]
Paper drum lined with plastics bags,net weight 25kg.
[Handing&safety]
CBS-351 can be handled in accordance with the ususl rules for industrial chemicals.Avoid dust formation and ignition sources.
