We are professional optical brightener manufacturers, own optical brightener factory, one of the best Optical Brightener OB-1 and UV absorber manufacturers and suppliers china.
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ABOUT US

Shandong Raytop Chemical Co.,Ltd established in 2006,located in Jinan City,Shandong Province.We are optical brightener factory. Now days we has three production bases,with total area of 120,000 square meters, 6 workshops and more than 260 employees. We are the most professional optical brightener manufacturer in China. Special advantage products optical brightener for plastic, discrete optical brightens, optical brightens in textures, optical brightens in paper and masterbatch and so on.

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LATEST PRODUCTS

Optical brightener OB can be used for the whitening and brightening of thermoplastics, such as PVC, PE, PP, ABS, PS and ...
Optical brightener OB-1 is the most cost-effective and most popular product among the optical brighteners, because only ...
Black masterbatch is a common color masterbatch in plastic processing, and it is also a large amount of color masterbatc...
For the color masterbatch, color is very important, because we are going to use it on plastic products. If the color is ...
Brighteners are widely used in the production of textiles, papermaking, washing powder, soap, rubber, plastics, pigments...
Raytop is the professinal plastic master batch manufacturers,with a rich product system, such as black masterbatch, whit...
Plastic masterbatch is a new type of special material for polymer material processing. Variety of varieties, such as fil...
Some companies believe that the raw materials contain trace amounts of water, so companies generally use additional dryi...

LATEST BLOG

04/13/2021

fluorescent brightening agents OB-1 DATASHEET

fluorescent brightening agents OB-1 DATASHEET

1. fluorescent brightening agents OB-1 is suitable for whitening polyester fiber, nylon fiber, polypropylene fiber and o...
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04/09/2021

list of optical brighteners type in china

list of optical brighteners type in china

As a kind of chemical additives, optical brightener exists in many forms.But the emergence of different dosage forms sho...
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04/08/2021

types of optical brightening agent in China

types of optical brightening agent in China

optical brightening agent can be divided into the following categories according to their application, plastic optical ...
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RECOMMENDED PRODUCTS

optical brightener ob-1 393 have high whitening intensity with strong fluorescence,often used in white masterbatch.Its a...
China is the main source of optical brightener OB,and Optical Brightener OB 184 can be used for most of the plastics,its...
Optical Brightener OB-1 with Yellow and Green apperance,powder form,it has higest melting point 360 ℃,most customers use...
Fluorescent Brightener OB-1 is widely used in various plastic products.Especially recycled plastic ,can make them white ...
opticla brightener ob 184 is a yellow-green powder,be used in plastics, coating,ink,has excellent whitening effect,ob en...
Optical Brightener is kind of plastics additives can absorb UV light then emit visible blue light to reduce the yellowis...
Raytop Chemical is as the China Top 3 manufacturer,have 15 years production and marketing experience, we can supply low ...
Optical Brightener OB-1 with Yellow and Green apperance,most customers use it on PVC Profile,PVC window,PVC door,PVC Pip...