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Sylic fluorescent whitening agent / optical brightening agent 588 vbl for polyester triacetate fiber application hangzhou chungyo chemicals co., ltd. us $1.00-$2.00 / kilogram

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.

Optical brighteners are added during the thermoplastic molding process, rather than added in liquid form afterward, that’s the word “mass-whitening” come from. generally, obas were mixed with powder or granules plastic for flexible pvc, obas were added in …

China metal complex solvent dye (solvent red 132) for wood stains, find details about china fluorescent pigment, pigment from metal complex solvent dye (solvent red 132) for wood stainstianjin united star international trading co., ltd.

service for violet pigments for textile exporter from China, we're probably the most expert supplier from USA with ISO9001 Certification. Also the items have already been certified by mutiple safety certification.We'll offer our service for violet pigments for textile priducts in top-quality and most favourable value.


We are suppliers of all kind of service for violet pigments for textile moved in market for great sales, we have service for violet pigments for textile type and specification's which will suit our customer's satisfaction. We've also attached service for violet pigments for textile samples as well as other of our desires with the above attached catalog sample.

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