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3.especially suitable for high temperature molding of plastic products whitening. recommended dosage. add jinan credit chemicals optical brightener 4bk for textile cotton fabric to every 100kg of material: 1. eva, polypropylene, nylon, polycarbonate and other added in 5 ~ 20g. 2.the amount of polyester fiber added in 10g ~ 40g.

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.

Optical whitener ksn, optical brightner ksn, optical brightener ksn manufacturer / supplier in china, offering optical brightner ksn for polyester with strong light, pe wax le-ma105 for masterbatches, pe wax le-h1 for pvc water pipe and calcium-zinc stabilizers and so on.

Use methods of optical brightening agent in plastics. many plastic terminal manufacturers do not know much about proper use of fluorescent whitening agent (optical brightening agent).today, anyang general chemical co., ltd. will popularize several use methods of optical brightening agent in plastics.

Providing best high-quality OB 1 brightener agent for cotton producer products,we're professional manufacturer in China.Wining many of the significant certifications of its business,our OB 1 brightener agent for cotton producer items are most effective sellers in the nearby and international market place. When you want more information about our factory and product list,please click the button bellow to verify for it.


Qualified OB 1 brightener agent for cotton producer solutions of China supplier for international and nearby trade business enterprise.Getting the very best items of our factory,our OB 1 brightener agent for cotton producer products series have been tested and won us specialist authority certifications. For much more parameters and solution list information,please click the button to obtain additional information.

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