Optical Brightener CBW (C.I. 351)

Product name: Optical Brightener CBW
Formula: C28H20S2O6Na2

Mocular Weight: 562.60 (As Internationalrelative Atom Mass 1997)

Specification: appearance: Pistachiosyrup

                      Max UV absorption wavelength, nm:348±1

                      1% Extinction coefficient : 552-590

                      Extinction value : 0.415-0.442

                      Smell: no special smaell

PROPERTY:

    Optical Brightener CBW is disulfonicdistyrylbiphenyl biphenyl compound, It is nionie chemical compound.It''s advantages is as follow:
    1.Strong whiten effect with littleamount.
    2.High stability ,and resistence tobleaching of chloride,oxygen and strong acid and alkali.
    3.Fast whitening speed,it can make fabricsget highly whiten effect within 5-10 minutes.
    4.Well sunlight renitence and well sweatresistence.
    5.We11 accumulation effect, the whiteneffect will be increased after washing many times.
    6.It is safe and nontoxic, it is easy to bebiodegradation and has no dangerous to human. It is oneenvironmentally friendly products.

APPLICATION:
    Widlyused in detergent and soap industry, bleach and pigment industry.Especially used in detergent, soap, whiten soap, washing syrup,fabric soften agent and fabric trim agent.
PROCEDURE:
    1.It can beadded in any procedure of the process of synthetic detergent andsoap .It can get excellent effect if used together with opticalbrightener 31#.
    2.Recommended dosage is as follow:
    Common washing powder:0.01-0.06%Soap:0.02-0.10%
    Concentrated washing powder: 0.02-0.10%Soft agent of fabric fiber:0.02-0.08%
    liquid detergent:0.02-0.06% Washing syrup:0.01-0.04%