fluorescent brightening agent/optical brightening agent It is widely used in plastic brightener and dyeing brightener and so on
fluorescent brightening agent/optical brightening agent
Category: Stilbene derivatives
Chemical names: 1.4-o-cyano-p-styrene
Index: C.I. 199
Molecular formula: C24H16N2
Specifications
Appearance: yellow-green crystalline powder
Shade: consistent with the standard
Content: ≥99%
Melting point:230±1
Water-soluble material: ≤0.5%
Performance and characteristics:
Was non-lonic and do not dissolve in water, can dissolve in most organic solvents, light red, chemical stability, excellent light performance and high temperature, strong fluorescence of the goods, 300 are not biodegradable, non-sublimation PF several times higher than white, natural light, the absorption wavelength of 365mm.
The scope:
Widely used in the polyesters, acetate fibers, nylon and plastic whitening.
fluorescent brightening agent/optical brightening agent
