Optical Brightening Agents (OBA)/ Fluorescent Whitening Agents (FWA)

The Blankophor OBAs were invented and launched under the brand BLANKOPHOR® in the 1940s in the R&D laboratories of Bayer AG in Leverkusen. 


Our products are distinguished by their high quality in terms of performance and environmental compatibility.

The main application area of BLANKOPHOR® products is in the paper industry where they are used for paper making or finishing. Typical applications of the paper industry include the use in paper pulp, film, size press and pigmented coating compound.


In addition to the main application area in the paper industry, the products are also used in the following applications:


  • Adhesives industry / Tracer
  • Photograpic industry
  • Paints and varnishes
  • Textile
  • Detergents
  • Industrial cleaning
  • Medical Research
  • Leakage detection for engines and plant technology

For more information about products or applications, please contact us.