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Optical brightener for paper industry
Optical brightener for paper industry are additives that paper industry put into paper in order to help a paper look "whiter." They are also called optical brightener agents (OBA), or sometimes "artificial whiteners." Many paper industry use optical brighteners in dry end at the size press or calender stack as surface coating.The optical brighteners that are used in paper industries can be sort into three types based on the sulfonic groups. All of them contain stilbene structure.
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Optical-brightener-for-paper-industry with cheap can be wholesale and buy from RAYTOP factory - made in China. RAYTOP is one of the advanced Optical-brightener-for-paper-industry manufacturers and suppliers in China. Our Optical-brightener-for-paper-industry are made in China and have been exported to many countries, including Germany, Italy, Canada, South Korea, Japan, Indonesia, Vietnam, India, Pakistan, South Africa, Middle East, etc. Also, we have established long-term cooperative relations with numerous domestic famous Optical Brightening Agent. RAYTOP Optical-brightener-for-paper-industry factory has cheap and in stock, we can offer free sample and customized service for you.
