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Fancheng chemical is one of the leading china suppliers of quality organic pigment for textile printing pigment. this pigment comes in high quality, colorfast and very washable. equipped with professional developing team and high-end equipment, we have already established closely cooperative relationship with many famous companies.

Typical optical brightener for textiles is er-i, er-ii, 4bk. er-i is also known as fluorescent brightener 199. it’s used in whitening and brightening polyester fiber. er-ii is also known as fluorescent brightener 199:1, used to whitening polyester, polyester/cotton, polyester/yarn, polyester/linen, and other blended fabrics. both cas number is 13001-39-3 and could be in …

Applications of optical brightening agent er-i. fluorescent brightener 199 (optical brightening agent er-i) is very suitable for whitening and brightening polyester fiber and has good whitening effect on plastics such as pe, pp and pvc and their process of shaping with polyester chips or recovered polyester chips. in addition, the refined ...

(1) fluorescent brightenening agent vbl is a typical representative of bis(triazinylamino)stilbene derivative. (2) it can be soluble in 80 times soft water and shows anion character and the ph value resistant to acid and alkali is 6-11 and the expected ph value of dyeing bath is 8-9.

CBS optical brightener for polyester for sale 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 CBS optical brightener for polyester for sale priducts in top-quality and most favourable value.


CBS optical brightener for polyester for sale items supplier in China,we support our buyers with ideal high quality products and high level service.Becoming the specialist manufacturer in this sector,we have gained rich practical experience in producing and managing.Our CBS optical brightener for polyester for sale items won certifications with the regional and international primary authorities .For far more detailed information,please contact us!

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