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Optical Brightener Ob 1 393 - China

price: 20.00 Dollar US$

Product Name Optical Brightening Agent OB-1 Chemical Name 2.2’-(4.4’-diphenol vinyl) dibenzoxazol
CAS No. 1533-45-5
C.I. No. 393
Structural Formula Molecular Formula C28H18N2O2
Molecular Weight 414 Technical Index Appearance:yellowish green powder Melting Point:357~359°C Purity:≥99% Uses Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization. For whitening of polyester and nylon; also used in ABS, PS, HIPS, PA, PC, PP, PET, EVA, PVC, etc.
Rate of use: (per 1000kg of substrate) Polyester: 75-300g EVA, PP, nylon: 75-200g
Package 25kg per fiber drum


Company Contact:


  • Phone: 8615866770583

  • Address: No.2 Xizhou Industrial Park, Jinan, Shandong , China

  • Email: Email

Published date: October 16, 2017 -

  • Business Description: Shandong Raytop Chemical Co.,Ltd is founded in 2006 with register capital of RMB 5 million. We are professional Optical Brightening Agent manufacturer, is a chemical enterprise with R & D, production and sales together. Our company specializes in the production and sale of Optical Brightening Agent series products, which are widely used in plastic, printing and paper-making industry. In the past two years the company also introduced the industry's advanced testing equipment, high performance liquid chromatography, whiteness meter, automatic melting point apparatus, etc,to establish and improve the integrity of the quality, technical support and after-sales service system. Ensure the company's product quality has always been consistent and stable.
    In 2010, we got the government official documents in safety supervision, environmental protection and fire protection fields. We have the production and sale certificate of Optical Brightening Agent. At present, we have over 100 employees,at the same time,we have a product develop and technology research lead team, who have a wealth of expertise and experience in the development, to meet the growin development projects and changing market demands. Our company keeps the management principle of “harmonious development and win-win cooperation”. And our products have been exported to many countries. In addition we have built long-term cooperation relationship with numerous domestic famous Optical Brightening Agent enterprises.

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