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factory supply Optical Brightener CXT
factory supply Optical Brightener CXT
Supplier Info
[China Supplier]
Contact Person : Ms. zhang susan
Tel : 86-311-87713916
Fax : 86-311-87718185
Product Detail
Fluorescent Brightener CXT 1.Appearance: white or light yellow even powder 2. E11 (UV absorption): 370 min

Product name: Fluorescent Brightener CXT

Formula: C40H38N12O8S2Na2

Mocular Weight: 924.13 (As international relative Atom Mass 1997)

Max UV Absorption wavelength: 350nm

Character: Show nionic character and optical blue color

Excutive standard :HG/T3727-2003

Specification: appearance: white or light yellow even powder

                      E11 (UV absorption):  ≥370

                     whitening strength: 100

                     color shade: similar to the standard sample

                     moisture content: 5.0% max

                     content of water-insoluble impurities: 0.5% max

                     fineness (residual content passed through 180μm-pore sieve): 5.0% max

PROPERTY:     Optical Brightener CXT is regarded as one of the perfect agent used in detergent industry. Owing to introducing the morpholine group into the molecular, The properties such as acid and perborate resistence be improved.

1> It can be used in the whitening of cellulose fiber, polyamide fiber and fabrics, showing nionic characters and has optical blue color.

2> It has better resistence to chloride bleaching than VBL and 31#, the most favorable dyeing bath pH value is 7-10.

3> Its sunlight fastness is 4 grade. The most advantage used in detergent industry is its high matching capacity, high accumulated washing whitening effect.

So it can meet the requirments of various matching capacity in detergent industry.APPLICATION:    1. Used in detergent industry, for the synthetic detergent, toilet soap and soap.     2. Used in the fabric of cotton fiber, nylon, etc, taking on excellent whitening effect on artificial fiber, polyamide, vinylon, also has goodwhitening effect on casein fiber, polyamide plastic.PROCEDURE:    Optical brightener CXT has less solubility than VBL and 31#, it can be soluble in hot water and form about 10% solution. The solution should be used immediatly when it is ready and avoid sunlight. The dosage used is 0.1-0.5% in detergent industry and 0.1-0.3% in dyeing industry.TRANSPORTATION: Should avoid sunlight and crash..STORAGE: Should be stored in cool, dry and ventilate place, and storage time should not exceed 2 years

factory supply Optical Brightener CXT

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