The usage method of fluorescent brightener OB for ink

The usage method offluorescent brightener OB for ink:

In order to enhancethe appearance grade of products, many manufacturers will choose to add somechemical additives that can improve their grade to the products. Among them,fluorescent brighteners for ink are widely used. Ink is widely used in ourlives. The product appearance is a very important requirement of customers. Inorder to enhance the appearance grade of products, many manufacturers willchoose to add some chemical additives that can improve their grade to theproducts. Among them, fluorescent brighteners for ink are widely used. Afterbeing used in ink, it can significantly improve its appearance whiteness andvividness, and is deeply loved by the majority of customer groups. However, dueto the wide variety of fluorescent brighteners, it is also affected by variousfactors such as solubility, dispersibility, and compatibility. Many customerscannot achieve good results during use, so some application experts ofbrighteners are needed to provide good application solutions.

Now many inkmanufacturers use fluorescent brightener OB. The performance characteristics ofthis brightener are good solubility, good transparency, high weatherresistance, and anti-fading. These characteristics are just suitable for use inink products and can significantly improve the comprehensive performance ofink. However, some customers often report that they cannot achieve the desiredeffect after use. This is also caused by most customers' misunderstanding ofthe performance of fluorescent brightener OB. Its usage method is very simple.As long as you pay attention to the addition method and dosage, you can achieveobvious whitening, brightening, and vivid effects. The usage methods of inkfluorescent brightener OB in ink mainly include the following three.

First, in thegrinding stage of the production process of paint, ink and coatings, that is,in the preparation process of color paste, directly add powdered fluorescentbrightener and grind it together with paint, ink or coatings. Generally, grinduntil the particle diameter is less than 20um, and it is advisable to fullydisperse the brightener.

Second, aftergrinding the fluorescent brightener to a certain fineness, directly add it tothe paint or ink through a high-speed disperser.

Third, dissolve thefluorescent brightener in a diluent, and then stir and incorporate it intopaint, ink or coatings.

The dosage of thisink fluorescent brightener OB will not cause color interference with any otherdyes or pigments. As long as the dosage is about two parts per ten thousand(relative to the weight of paint), and the dosage should not exceed five partsper ten thousand at most, it can make the appearance color of paint and inkmore gorgeous and achieve a pleasing effect.