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  • Among all the optical brighteners for plastics, optical brightener OB-1 for plastics is the most popular in the market.

  • Carbon black masterbatch is a common color masterbatch in plastic processing, and it is also a large amount of color masterbatch. Black masterbatch is widely used in the field of plastic granulation, such as injection molding process, extrusion molding and injection molding. In real life, black masterbatch is widely used in the injection molding process of car plastic parts, in the extrusion of plastic pipes, in the production of agricultural and agricultural mulch and geosynthetics.

  • black masterbatch,For the color masterbatch, color is very important, because we are going to use it on plastic products. If the color is not full, then it must be a substandard product, so we must pay attention to this when making it. But this is not what we are going to talk about that day, let's understand how to distinguish and understand carrier-free masterbatch?

  • Brighteners are widely used in the production of textiles, papermaking, washing powder, soap, rubber, plastics, pigments and paints. Brighteners, also called optical brighteners and fluorescent brighteners, are organic compounds that can improve the whiteness of fiber fabrics and paper.

  • Raytop is the professinal plastic master batch manufacturers,with a rich product system, such as black masterbatch, white masterbatch, desiccant masterbatch, filling masterbatch, color masterbatch and optical brightener masterbatch, etc.

  • Shandong Raytop Chemical Co., Ltd is an optical brightener manufacturers and our products are very poplar in China. Shandong Raytop Chem established in 2006, and as an optical brightener manufacturers, and we have many long term co-operations in China.