Patents Assigned to CELLOFOAM GMBH & CO. KG
  • SOUND ABSORBING MATERIAL
    Publication number: 20100170745
    Abstract: To satisfy the fire protection requirements for a sound-absorbing material, especially in the form of open-cell foam, without impairing the acoustic properties, at least a part of the surface of the sound-absorbing material, which is covered with an acoustically transparent film, is coated with a flame-retarding powder or sprayed with a flame-retarding solution.
    Type: Application
    Filed: October 17, 2006
    Publication date: July 8, 2010
    Applicant: CELLOFOAM GMBH & CO. KG
    Inventor: Rolf Pfeifer