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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.

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 brightener ob. fluorescent whitening agent oba184 optical brightener ob cas 7128-64-5. this product optical brightener ob can be used for whitening thermoplastic plastics, and optical brightener ob can be used for whitening thermoplastic plastics, pvc, ps, pe, pp, abs, acetate fiber, paint, coating, printing ink, etc. optical brightener ob can be added at any stage in …

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.

ER II bleaching powder for plastic products manufacturer in Vietnam exporter from China, we are essentially the most specialist supplier from USA with ISO9001 Certification. Also the merchandise happen to be certified by mutiple safety certification.We'll offer you our ER II bleaching powder for plastic products manufacturer in Vietnam priducts in top-quality and most favourable value.


ER II bleaching powder for plastic products manufacturer in Vietnam 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 ER II bleaching powder for plastic products manufacturer in Vietnam items won certifications with the regional and international primary authorities .For far more detailed information,please contact us!

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