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Applications of optical brightening agent er-i. fluorescent brightener 199 (optical brightening agent er-i) is very suitable for whitening and brightening polyester fiber and has good whitening effect on plastics such as pe, pp and pvc and their process of shaping with polyester chips or recovered polyester chips. in addition, the refined ...

The whitening effect of optical brightener agent could be estimated by visual method which better under the sunlight or measure by colorimeter. 3.light fastness there is no international standard for testing optical brightener lightfastness in plastics.most tests used din 54004 for reference.

A wide variety of optical brightener cxt options are available to you, such as coating auxiliary agents, ink dyestuffs, and paper dyestuffs. you can also choose from carbon black, adsorbent, and basic dye optical brightener cxt there are 141 suppliers who sells optical brightener cxt on alibaba, mainly located in asia.

We attach importance to innovation, specifically with patents of China on wholesale OB optical brightening agent for paint in Vietnam, its excellent technologies has reached the international advanced level, and includes a high reputation inside the wholesale OB optical brightening agent for paint in Vietnam market. Our group not only has fantastic researchers and market nationwide sales and service network, but also are China customers specified brand suppliers.


wholesale OB optical brightening agent for paint in Vietnam Supplier with a higher enterprise reputation,from China.Our solutions contain:wholesale OB optical brightening agent for paint in Vietnam Solutions are mainly exported to European nations,it is actually well known in quite a few nations.

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