How can Optical Brightener KSN improve the whiteness of paper products?

Optical Brightener KSN is a kind of fluorescent agent that helps to improve the whiteness of paper products. It can absorb ultraviolet light and then emit visible blue light, which makes the paper products appear brighter and whiter. The chemical name of Optical Brightener KSN is 4,4'-Bis(2-sulfostyryl) biphenyl disodium salt. It is widely used in the papermaking industry, especially in the production of high-grade papers, such as printing paper, writing paper, and packaging paper. It can also be used in other industries, such as textile and detergent manufacturing.

How does Optical Brightener KSN work?

Optical Brightener KSN works by absorbing ultraviolet light and then emitting visible blue light. This blue light makes the paper products appear brighter and whiter. The mechanism is similar to that of fluorescence. Optical Brightener KSN can be added to the pulp before the papermaking process or coated onto the surface of the paper after it is made. It is compatible with most of the papermaking chemicals and processes.

What are the benefits of using Optical Brightener KSN?

The benefits of using Optical Brightener KSN are: - Improve the whiteness and brightness of paper products - Enhance the color contrast and detail - Increase the visual appeal and value of paper products - Reduce the use of bleaching agents and improve the environmental performance - Meet the quality standards and customer expectations

How to use Optical Brightener KSN in papermaking?

Optical Brightener KSN can be used in different ways in papermaking, depending on the specific requirements and conditions. Generally, the recommended dosage is between 0.05% to 0.5% based on the dry weight of the paper pulp. It should be added after the beating or refining process and before the addition of sizing agents or fillers. The pH value of the pulp and the water hardness can affect the effectiveness of Optical Brightener KSN. Therefore, it is recommended to adjust the pH value and add some chelating agents if necessary.

What are the precautions when using Optical Brightener KSN?

The precautions when using Optical Brightener KSN are: - Wear protective equipment, such as gloves and goggles, when handling the powder or solution. - Store the product in a cool, dry, and ventilated place to avoid moisture and sunlight. - Do not mix Optical Brightener KSN with reducing agents or acids, which may cause degradation or discoloration. - Test the compatibility and dosage of Optical Brightener KSN before using it in large-scale production. - Follow the regulations and guidelines for handling and disposing of Optical Brightener KSN. In conclusion, Optical Brightener KSN is a useful and effective chemical for improving the whiteness and brightness of paper products. With its unique optical properties and versatile applications, it has become a popular choice for the papermaking industry. However, it also requires proper handling and testing to ensure the best performance and safety.

Hangzhou Tongge Energy Technology Co., Ltd. is a leading supplier of Optical Brightener KSN and other chemicals for various industries. Our mission is to provide high-quality products and services that meet the needs of our customers. Please visit our website https://www.hztongge.com for more information or contact us at joan@qtqchem.com for inquiries and orders.

Papers related to Optical Brightener KSN:

1. Melchiora, N., Capra, P., Princi, E, & Masson, S. (2019). Brightness increase on paper: role of synthetic silica and of optical brightening agents. Tappi Journal, 18(8), 461-469.

2. Lee, J. H., Kim, K. S., & Jang, S. H. (2018). Analysis of optical brightener distribution on paper surface using fluorescence lifetime imaging microscopy. Applied Surface Science, 457, 1022-1030.

3. Gong, Z., Wu, L., Chen, W., & Ruan, R. (2017). Improvement of paper whiteness by coating colloidal silica modified with optical brightener. Journal of Materials Science, 52(3), 1523-1531.

4. Li, J., Zhang, T., Xu, Y., & Liu, Y. (2016). New insight into the effect of optical brightener on paper ageing: fluorescence imaging combined with principal component analysis. Polymer Degradation and Stability, 125, 100-105.

5. Chen, Y., Zhao, H., Li, D., & Zhang, Y. (2015). Investigation on the effect of coating colors on optical brightening of coated paper. Journal of Applied Polymer Science, 132(28), 42264.

6. Liu, R., Zhou, X., Shen, W., & Song, Z. (2014). Research on combining effect of surface sizing agent and optical brightener on paper whiteness. Journal of Surfactants and Detergents, 17(5), 1051-1057.

7. Li, X., Li, X., Zhang, Y., & Li, T. (2013). Improvement of paper whiteness by the synergistic effect of optical brighteners and cationic starch. Applied Physics A, 110(1), 1-6.

8. Hoßfeld, B., & Schilling, C. H. (2012). Monitoring of Optical Brightening Agents in Paper Using a Fiber-Optic Sensor. Analytical Letters, 45(17), 2553-2563.

9. Gao, X., Xu, S., Chen, K., & Zhang, Y. (2011). Research on combination technology of titanium dioxide and optical brightener to improve the whiteness of paper. Journal of Applied Polymer Science, 122(2), 962-967.

10. Zhang, F., Song, X., Li, D., & Li, J. (2010). Improvement of Paper Whiteness by Filling Light Calcium Carbonate with Optical Brightener. Journal of Experimental Nanoscience, 5(6), 519-526.