Optical Brightener Vbl for Detergent Soap Paper Dyeing

• CAS No.: 12224-16-7
• Formula: C36h34n12o8s2na2
• EINECS: 254-935-6
• Appearance: Powder
• Usage: Water Treatment Chemicals
• Color: Yellow
• Model NO.: VBL
• Purity: 99%
• Molecular Weight: 872.84
• Transport Package: 25kg/Carton
• Trademark: LDCHEM
• Origin: China
• HS Code: 32042000
• Production Capacity: 8000mt/Year

Product Description

Optical Brightener VBL for Detergent Soap Paper Dyeing

Product name: Optical brightener VBL for dyeing,printing and paper making(C.I.151)
Other name: Optical Brightener 151
CAS No.:12224-16-7
MF:C36H34N12O8S2NA2
EINECS No.:254-935-6
Molecular: weight: 872.84
Appearance: Light yellow to yellow powder
Color tone: blue-green and micro-purple
UV absorption (in E) : 348nm
Strength:  100±3%
Whiteness: WCIE: -3
Fineness: <10%
Moisture content: 5%
Inpurity content insoluble in water: 0.5%
 Applications:
1.For cotton fabric and gluing products, light color or printing products.
2. For printing pulps and exhausting or padding dyeing.
3.For polyvinyl alcoholic fiber and polyamide fiber.
4. For paper-making industry, paper pulp or paints
Property:
1.with bluish violet color.
2.Soluble in soft water as much as 80 times weight, 300ppm in hard water.
3.Anionic types, alkali endurable, can be used in one bath of anionic and nonionic surfactant.
4.To be unendurable ion of copper and iron, etc. Unsuitable to be used in cationic dyestuff and surfactant.
Dosage:
1.The dosage used is 0.08-0.3% in printing and dyeing industry.
The conditions of VBL'S dip-dye whitening are similar to the direct dye.
For example: cotton cloth dip-dye Whitening
VBL 0.08-0.3% (fabric weight) anhydrous sodium sulfate:0-20% (plant weight)
Processing conditions, bath ratio 1: 20-1: 40, PH 7-9,Temperature: 20 - 40 °C,Time: 20-30 minutes.
Drying condition: drying temperature is usually the 70 - 80 °C
2. The dosage used is 0.1-0.3% in paper making industry.
Pad dying fabric whitening usually needs refining bleaching, dechlorination, drying, speed is generally  30-40 m / min or so, two Baptist 2 rolling, rolling liquid rate: 70-100%, temperature: 40 -50 °C, PH = 7-9 For example: cotton cloth whitening: VBL 0.5-3 g/l,Opened powder 0.25-0.5g/l.
Package: 25kg/drum,8tons/20FCL, or as customer request.




  



Optical Brightener product range:

I.OPTICAL BRIGHTENER FOR PLASTICS/RUBBER/INK/COATING
Optical Brightener OB-1	C.I. 393	CAS NO.1533-45-5
Optical Brightener OB	C.I. 184	CAS NO.7128-64-5
Optical Brightener FP-127	C.I. 378	CAS NO.40470-68-6
Optical Brightener KCB	C.I. 367	CAS NO.5089-22-5
Optical Brightener KSN	C.I. 368	CAS NO.5242-49-9
Optical Brightener EBF	C.I. 185	CAS NO.12224-41-8
Optical Brightener ER-I	C.I. 199	CAS NO.13001-39-3
Optical Brightener ER-II	C.I. 199:1	CAS NO.13001-38-2
Optical Brightener ER-III	C.I. 199:2	CAS NO.13001-40-6
II.OPTICAL BRIGHTENER FOR DETERGENT
Optical Brightener CBS-X	C.I. 351	CAS NO.27344-41-8
Optical Brightener CXT	C.I. 71	CAS NO.16090-02-1
III.OPTICAL BRIGHTENER FOR TEXTILE
Optical Brightener ER-330	C.I. 199	CAS NO.13001-39-3
Optical Brightener BA	C.I. 113	CAS NO.12768-92-2
Optical Brightener BBU	C.I. 113	CAS NO.16470-24-9
Optical Brightener CXT	C.I. 71	CAS NO.16090-02-1
IV.OPTICAL BRIGHTENER FOR PAPER/PULP MAKING
Optical Brightener BA	C.I. 113	CAS NO.12768-92-2
Optical Brightener BBU	C.I. 220	CAS NO.16470-24-9
V.OPTICAL BRIGHTENER FOR WOOL/ACRYLIC
Optical Brightener SWN	C.I. 140	CAS NO.91-44-1
Optical Brightener BAC	C.I. 363	CAS NO.95078-19-6

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