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Fluorescent whitening agents MDAC
Chemical name: 7-diethylamino-4-methylcoumarin
Structural formula:
Molecular formula: C 14 H 17 NO 2
CAS NO.: 91-44-1
C.I.140
Molecular weight: 231.3
The same name: Uvitex SWN
Properties:
FLY Fluorescent brightener MDAC is soluble in ethanol, glycol, acidic liquor, resin and varnish. It functions by emitting red light and present purple tincture.
Appearance: white crystal powder
Solubility: dissolve in ethanol and other organic solvent
Melting Point: 69 -73°C
Assay: 99% min (HPLC)
Volatile Content: 0.3%max
Ash Content: 0.1%max
Application:
It is used in brightening acetate fiber, polyester fiber, polyamide fiber, acetic acid fiber and wool. It also can be used in plastic and chromatically press paint, and added into resin to whiten the fiber cellulose
Package:
Packing in 25kg fiber drum or according to the requirement of the customers.
Beijing FLY Science & Technology Co., Ltd.
ADD:Rm D-1205, 12/F JingLong International Plaza, No.9 FuLin Road ChaoYang District Beijing 100107, P. R. China
Tel: 86-10-84937025 51591999 Fax: 86-10-84937129