Patents by Inventor Albert Spannagel

Albert Spannagel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Microscapsule powder
    Patent number: 7892644
    Abstract: The present invention relates to a microcapsular powder having a latent heat storage material as a capsule core and a capsule wall constructed of from 10% to 100% by weight of one or more C1-C24-alkyl esters of acrylic and/or methacrylic acid (monomers I), from 0% to 80% by weight of a water-insoluble or substantially water-insoluble bi- or polyfunctional monomer (monomers II), and from 0% to 90% by weight of other monomers (monomer III) all based on the total weight of the monomers, having an average particle size in the range of 150-400 ?m and having 80% by weight of particles ?90 ?m in diameter, to a process for its production and to its use in bindered building materials, textiles and dumped beds.
    Type: Grant
    Filed: March 3, 2006
    Date of Patent: February 22, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Patrick Amrhein, Albert Spannagel, Hermann Ascherl, Gabriele Lang-Wittkowski
  • Microscapsule Powder
    Publication number: 20080318048
    Abstract: The present invention relates to a microcapsular powder having a latent heat storage material as a capsule core and a capsule wall constructed of from 10% to 100% by weight of one or more C1-C24-alkyl esters of acrylic and/or methacrylic acid (monomers I), from 0% to 80% by weight of a water-insoluble or substantially water-insoluble bi- or polyfunctional monomer (monomers II), and from 0% to 90% by weight of other monomers (monomer III) all based on the total weight of the monomers, having an average particle size in the range of 150-400 ?m and having 80% by weight of particles ?90 ?m in diameter, to a process for its production and to its use in bindered building materials, textiles and dumped beds.
    Type: Application
    Filed: March 3, 2006
    Publication date: December 25, 2008
    Applicant: BASF Aktiengesellschaft
    Inventors: Patrick Amrhein, Albert Spannagel, Hermann Ascherl, Gabriele Lang-Wittkowski