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optical brightening agent

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optical brightening agent

 

Optical brightening agent is additives that give brighten color appearance or mask yellowing the coating.

Its effect happens because optical brightening agent absorbs light in ultraviolet and violet region (340-370 nm) with fluorescent mechanism.

Optical brightening agent that we recommended is from shanxi qingshan

 
Pub Time : 2013-03-13 20:59:33 >> News list
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