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Optical Brightener SWN (C.I.140/C.I.52) CAS: 91-44-1/ (61968-71-6) /Fluorescent Brightener SWN (C.I.140/C.I.52)CAS: 91-44-1/ (61968-71-6)

China Optical Brightener SWN (C.I.140/C.I.52) CAS: 91-44-1/ (61968-71-6) /Fluorescent Brightener SWN (C.I.140/C.I.52)CAS: 91-44-1/ (61968-71-6), Find details about China C. I. 52, Organic Chemical from Optical Brightener SWN (C.I.140/C.I.52) CAS: 91-44-1/ (61968-71-6) /Fluorescent Brightener SWN (C.I.140/C.I.52)CAS: 91-44-1/ (61968-71-6)

Model NO.
SWN
Trademark
linebon
Transport Package
25kg/Bag
Specification
30%min
Origin
China
HS Code
32042000
Model NO.
SWN
Trademark
linebon
Transport Package
25kg/Bag
Specification
30%min
Origin
China
HS Code
32042000
Optical Brightener SWN(C.I.140/ C.I.52)
CAS NO.:91-44-1/(61968-71-6)
MF: C14H17NO2
EINECS No.: 202-068-9
Chemical name: 7-diethylamino-4-methylcoumarin, 7-(Diethylamino)-4-methyl-2H-1-benzopyran-2-one, Methyl-7-(diethylamino)coumarin, Coumarin 1, MDAC
The same name: Uvitex SWN; SWR (Uvitex); FBO (Blankophor); VPA (Rylux); LS (Delft Weiss); WNS(Blancol); WN(Kayaphor). Optical Brightener SWN, Fluorescent Whitening Agent SWN, Fluorescent Brightener SWN, C. I. 140, Optical Brightening Agent SWN, UVITEX SWN, SWR(Uvitex)

Specifications:
Appearance: White crystal powder
Solubility: Dissolve in acid water, ethanol and other organic solvent
Melting Point: 72-74° C
Purity: 99% min (HPLC)
Volatile Content: 0.3%max
Ash Content: 0.1%max
Strength: 100±2%

Application:
Optical brightener SWN (optical brightener 140) is used in brightening acetate fiber, polyester fiber, polyamide fiber, acetic acid fiber and wool. It also can be used in cotton, plastic and chromatically press paint, and can also be added into resin to whiten the fiber cellulose.

Porperty:
1.Multipurpose brightener with excellent whiteness, soluble in ethanol but insoluble in water.
2.Good solubility and compatibility.
Package: Packaged in 25kgs fiber drum with double PE liners
Using method:
1. Applied to Plastics: the dosage of SWN is generally 0.01-0.06%, which can be mixed evenly with corresponding processing plastics.
2. When used for wool, natural silk and acrylic fiber, it is generally used in liquid state
SWN dosage: wool: 0.05-0.35%; natural silk: 0.05-0.4%; acrylic: 0.05-0.8%
3. This product can also be added to detergents and washing powder as whitening agent with the dosage of 0.001-0.005%.
 

Optical Brightener SWN (C.I.140/C.I.52) CAS: 91-44-1/ (61968-71-6) /Fluorescent Brightener SWN (C.I.140/C.I.52)CAS: 91-44-1/ (61968-71-6)Optical Brightener SWN (C.I.140/C.I.52) CAS: 91-44-1/ (61968-71-6) /Fluorescent Brightener SWN (C.I.140/C.I.52)CAS: 91-44-1/ (61968-71-6)Optical Brightener SWN (C.I.140/C.I.52) CAS: 91-44-1/ (61968-71-6) /Fluorescent Brightener SWN (C.I.140/C.I.52)CAS: 91-44-1/ (61968-71-6)Optical Brightener SWN (C.I.140/C.I.52) CAS: 91-44-1/ (61968-71-6) /Fluorescent Brightener SWN (C.I.140/C.I.52)CAS: 91-44-1/ (61968-71-6)Optical Brightener SWN (C.I.140/C.I.52) CAS: 91-44-1/ (61968-71-6) /Fluorescent Brightener SWN (C.I.140/C.I.52)CAS: 91-44-1/ (61968-71-6)

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