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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.

Oba 184, oba184, optical brightner ob manufacturer / supplier in china, offering optical brightening agent ob oba 184 cas 7128-64-5 ec 230-426-4, pe wax le-ma105 for masterbatches, pe wax le-h1 for pvc water pipe and calcium-zinc stabilizers and so on.

Whitening agents / optical brighteners are additives that impart brightness to polymers and intensify the degree of whiteness. these agents function on the basis of the ‘fluorescence effect’; they absorb light in the uv spectrum and emit light in the blue region of the visible spectrum to yield a brighter and fresher appearance to the plastic.

Factory for BBU optical brightening agent for polyethylene is definitely the product that we have continued to emerge inside the China industry and accomplished fantastic reputation. Our products advertising and marketing network at all more than the China regions. More than 10 years, we have created into a high-volume, multi-function in the traits, it could completely meet the demands with the Factory for BBU optical brightening agent for polyethylene sector.


Qualified Factory for BBU optical brightening agent for polyethylene products of China supplier for international and regional trade enterprise.Being the most effective goods of our factory,our Factory for BBU optical brightening agent for polyethylene goods series have already been tested and won us specialist authority certifications. For more parameters and solution list specifics,please click the button to acquire a lot more info.

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