| Customization: | Available |
|---|---|
| CAS No.: | 7128-64-5 |
| Formula: | C26h26n2o2s |
|
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| Item | Indices |
| Product name | Optical brightener OB |
| Ingredients | 2,5-bis(5-tertbutyl-2-benzoxazolyl)thiophene |
| Appearance | light yellow or milk white powder |
| CAS NO. | 7128-64-5 |
| C.I. NO. | 184 |
| Purity | ≥ 99.0 % |
| Melting point | 201-202ºC |
Optical brightener OB should be thoroughly dispersed in all those polymers.If any ultral violet spectrum absorption agent is used in the polymers, the optimal dosage of optical brightener OB should be adjusted.
1.Optical brightener OB is a kind of benzoxazole compound. lt is odorless, hard to dissolve in water, soluble in paraffin, fat, mineral oil, wax and common organic solvents.
2.Optical brightener OB can be used for whitening thermoplastic plastics, PVC, PS, PE, PP, ABS, Acetate fiber, paint, coating, printing ink etc.
3.Optical brightener OB can be added at any stage in the process of whitening the polymers and make the finished products emit a bright bluish white glaze.
4.Optical brightener OB can also be used as special marks in identify fakeless material if used in printing ink.
PVC white 0.01-0.05% (10-50 g) transparent 0.0001-0.001% (0.1-1 g)
PS white 0.001% (about 1g ) transparent 0.0001-0.001% (0.1-1 g)
ABS natural color 0.01-0.05% (10-50 g) white 0.01-0.05% (10-50 g)
PE, PP colorless 0.0005-0.001% (0.5-1 g) white 0.005-0.05% (5-50 g)
Other plastic are like above
Stored in a cool dry place out of direct sunlight
Shanxi Colorshine Chemical Industry Co.,ltd is experienced and dynamic in chemical line. We are a professional manufacturer and supplier in the business scope of producing optical brighteners, carbon black, masterbacth, polyvinyl alcohol, sulphuric dyes, acid dyes,direct dyes and surface surfactant etc in China. We have our own R&D center and team. With most strict quality contral system and advanced modern equipment, we always provide our customers with best quality. The advanced equipment/technology, competitive price, sustainable and reliable quality control from us enable our customers enjoy more trust and cutting-edge strength in the local and world market. Our goal is to survive by quality and develop by credit.
In the past 16 years, our products have been exported to more than 31 countries in the world, Europe, South America, North America,Southeast Asia and Africa.we have developed mutual profitable and long-term relationship across the world wide.We will always give our customers the best quality products, the most reasonable prices and effective safe transportation
What is Optical brightener OB?
Optical Brightener OB, also known as fluorescent brightener 184, is a fluorescent whitening agent used in various applications, including textiles and plastics. It is a chemical compound that absorbs ultraviolet light and emits visible blue light, which makes the material appear brighter and whiter. Optical Brightener OB is typically added to products during production in small amounts to enhance their brightness and visual appeal. It is a safe chemical that is widely used in the industry and has no adverse effects on the environment or human health when used as directed.
How does Optical brightener OB work?
Optical brightener OB works by converting UV rays into blue light, which has a shorter wavelength and is visible to the human eye. The blue light enhances the material's brightness and whiteness, making it appear more vibrant and attractive. Optical Brightener OB is highly effective in enhancing the brightness of materials and is widely used in many industries, including textile and plastic manufacture.
What is the advantage of Optical brightener OB?
The advantage of Optical Brightener OB is that it provides a brightening effect to various materials like textiles and plastics. The fluorescent compound absorbs ultraviolet light and emits visible blue light, which makes the material appear brighter and whiter. This optical brightening effect can help to enhance the visual appeal of products, making them more attractive to consumers. Additionally, the use of Optical Brightener OB can help to reduce the amount of dye or pigment needed to achieve the desired color, leading to cost savings in the production process. It is also a safe and effective chemical that does not pose any health or environmental risks when used as directed
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we will send you free goods for replacement or refund your loss.
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