Home / ER I optical brightener liquid fast delivery

Hot News

Color is the best gift from nature, so don't wait any more, we will help you making life more beautiful. established in 1997, unite star is a leading chemical supplier in china specialized in exporting organic and inorganic pigments, solvent dyes and acid dyes etc. located in tianjin(tientsin) china, the biggest port of north china and major chemical manufacturer base, …

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.

Masterbatch is mainly available in the form of standard pellets but also in the form of mini-pellets. a distinction is made between white, black and colored masterbatch depending on the pigment type. the premix, split-feed and color-matching processes are available for compounding masterbatch.

These whitening agents 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 used in engineering plastics like thermoplastic polyurethanes, polyvinylchlorides (pvc), styrene homo- and copolymers and polyolefins among others.

We attach value to innovation, especially with patents of China on ER I optical brightener liquid fast delivery, its superb technology has reached the international sophisticated level, and has a high reputation within the ER I optical brightener liquid fast delivery industry. Our group not only has excellent researchers and business nationwide sales and service network, but additionally are China shoppers specified brand companies.


Offering very best excellent ER I optical brightener liquid fast delivery items,we are specialist manufacturer in China.Wining the majority of the critical certifications of its business,our ER I optical brightener liquid fast delivery items are most effective sellers on the nearby and international market. When you need to have a lot more information about our factory and product list,please click the button bellow to check for it.

We Export

Contact Us