|
Item |
Indices |
|
Product name |
Optical Brightener 357 LIQ |
|
C.I. No |
357 |
|
Cas No. |
41098-56-0 |
|
Ingredients |
2,2'-(1,2-Ethenediyl)bis[5-[[4-(diethylamino)-6-[(2,5-disulfophenyl)amino]-1,3,5-triazin-2-yl]amino]benzenesulfonic acid] hexasodium salt |
|
Appearance |
Amber transparent liquid |
|
1% Extinction coefficient |
79±3 |
|
Ionicity |
Anionic |
|
PH Value（25±2℃） |
7.0～9.0 |
Product Application
1.Optical brightener 357 liquid is used in the process of surface gluing.
2.Optical brightener 357 liquid can also be used in the process of coating
Product Property
1.Optical brightener 357 liquid has high whiteness increasing power.
2.Optical brightener 357 liquid is easily soluble in water at any proportion.
3.Optical brightener 357 liquid is stable to hard water, minimum yellowing after high temperature Stentering.
Product Method of Usage:
1.Addition to the pigment coating mixtures: adding in any stage of building coating material. Good performance with the carrier of CMC, PVA and starch. Usual dosage: 0.2-2.0% on dry white pigment.
2.Addition via size press: combined with starch, PVA and other products for surface sizing. Usual dosage: 0.005-0.02%
Product Package,Transport and Storage
Production workshop
FAQ
What is Optical brightener 357 Liquid?
Optical brightener 357 liquid is a type of optical brightener that is commonly used in the textile and paper industries. It is also known as fluorescent brightener 357 or FBA 357. It absorbs ultraviolet light and re-emits it as blue light, making the material appear brighter and whiter. Optical brightener 357 liquid is a water-soluble compound and is typically added to the final rinse cycle of a washing machine to enhance the whiteness of fabrics and paper-pulp. It is also used in the production of paper to improve its brightness and enhance their appearance.
How does Optical brightener 357Liquid work?
Optical brightener 357 liquid is used to improve the whiteness and brightness of fabrics and paper. It absorbs ultraviolet light and emits blue light, thereby enhancing the appearance of the product. In textiles, it is used to brighten white and light-colored fabrics, such as cotton, silk, and nylon. In paper, it is used to improve the whiteness and opacity of the paper product.
What is the advantage of Optical brightener 357 Liquid?
1.Improve appearance: Optical brightener 357 Liquid can enhance the brightness and whiteness of textiles and paper, making them appear cleaner, brighter, and more attractive.
2.High effectiveness: Optical brightener 357 Liquid is highly effective in low concentrations, which means that only a small amount is needed to achieve the desired effect.
3.Compatibility with other chemicals: Optical brightener 357 Liquid is compatible with a wide range of chemicals, including surfactants and bleaching agents, which makes it easy to incorporate into various manufacturing processes.
4.Stability: Optical brightener 357 Liquid is stable under a wide range of environmental conditions, including high temperatures and humidity, which means that it can be used in a variety of applications.
5.Cost-effectiveness: Optical brightener 357 Liquid is a cost-effective solution for improving the appearance of textiles and paper, as it is relatively inexpensive and can be used in low concentrations.
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