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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 brightener cxt or o.b.a.71 for detergent powder , find complete details about optical brightener cxt or o.b.a.71 for detergent powder,optical brightener 71,fluorescent brightener cxt,o.b.a.71 from dyestuffs supplier or manufacturer-tianjin leading import & export co., ltd.

We are one of the top-notch manufacturer, exporter, trader and importer of a comprehensive range of industrial inks. our range includes water base flexographic ink, water base shiner, solvent base flexographic ink, pigment emulsion paste, binding gum and paste, basic dyes and optical whitening agent that is formulated using high grade base material.we have more than …

We attach value to innovation, specifically with patents of China on KSN optical brightener for paper Exporters, its excellent technologies has reached the international sophisticated level, and has a higher reputation inside the KSN optical brightener for paper Exporters sector. Our group not just has exceptional researchers and industry nationwide sales and service network, but additionally are China shoppers specified brand manufacturers.


We are an enterprise that export KSN optical brightener for paper Exporters to China, we are approved by the relevant state registratio. Primary KSN optical brightener for paper Exporters and sell to different regions in China, product out there upon request. We've got the spirit of "customer initial, honesty first" principle, using a quantity of enterprises established long-term cooperative connection.

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