|
Item |
Indices |
|
Product name |
Optical brightener SWN |
|
Ingredients |
Coumarin. |
|
Appearance |
white crystalline powder |
|
CAS NO. |
91-44-1 |
|
C.I. NO. |
140 |
|
Purity |
≥ 99.0 % |
|
Melting point |
68~72°C |
Product Application
1.Optical brightner SWN is used in brightening acetate fiber, polyester fiber, polyamide fiber, acetic acid fiber and wool.
2.Optical brightener SWN also can be used in plastic and chromatically press paint, and added into resin to whiten the fiber cellulose.
Product Property
1.Optical brightener SWN is soluble in ethanol, glycol, acidic liquor, resin and varnish. It functions by emitting red light and present purple tincture
2.Optical brightener SWN is mainly used for brightening the wool, natural silk, nylon, acetate fiber and the cellulose triacetate. Also used for brightening the cotton and acrylic fiber.
3.Optical brightener SWN can be added the resin in the detergent for washing the fabrics and can improve the fabrics' external whiteness after washing within the range of Ph=3-11.
4.Optical brightener SWN also can be used on the coating paper and used at the aspect of plastic and coating of chromaticity printing.
Product Method of Usage:
Nylon:0.05-0.3%
Wool:0.05-0.35%
Acetate fiber:0.05-1.4%
Ellulose triacetate:0.1-2%
Acrylic fibre:0.05-0.8%
Product Package,Transport and Storage
Production workshop
FAQ
What is Optical brightener SWN?
Optical brightener SWN, is a type of fluorescent whitening agent (FWA) that is commonly used in the textile industry. It is also known as Optical Brightener MDAC, Fluorescent Brightener 140 or C.I. 571.
How does Optical brightener SWN?
Optical brightener SWN works by absorbing ultraviolet light and emitting blue light, which helps to enhance the whiteness and brightness of textiles. It is particularly effective on wool, but can also be used on other fibers such as polyester, nylon, and cotton.
What is the advantage of Optical brightener SWN?
Improved brightness and whiteness: Optical brightener SWN effectively enhances the brightness and whiteness of textiles. This helps to make fabrics look cleaner, brighter, and more attractive.
Versatility: Optical brightener SWN is compatible with a wide range of fibers, processing conditions, and other brighteners. This makes it a versatile option for textile manufacturers.
Cost-effective: Optical brightener SWN is a cost-effective solution for improving the visual appearance of textiles.
Good stability: Optical brightener SWN is stable under a wide range of processing conditions including high temperature, high pressure, and different pH levels.
Environmentally friendly: Optical brightener SWN is a non-toxic and biodegradable substance. It is safe for use in textiles and does not harm the environment.
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