Patents by Inventor Boris DOSSMAN

Boris DOSSMAN 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).

  • Patent number: 12297597
    Abstract: The present invention relates to a microfibrillated cellulose composition comprising microfibrillated cellulose originating from agricultural biomass, comprising: ?30 wt % cellulose, 1-15 wt % pectin, 8-25 wt % hemicellulose, 0-12 wt %, lignin, 0-15 wt % ash, and 0-8 wt % protein, based on dry solids content of said microfibrillated cellulose; and a biocide composition comprising at least two biocidal components, wherein the at least two biocidal components are selected from the groups of biocidal components consisting of: Group I: compounds with activated halogen atoms, Group II: heterocyclic N—S compounds, Group III: aldehydes, and Group IV: surface active biocidal compounds selected from the group consisting of quaternary ammonium compounds, long-chain alkylamines, guanidines and biguanidines, and any combination thereof, and the at least two biocidal components are selected from at least two different groups.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: May 13, 2025
    Assignee: KEMIRA OYJ
    Inventors: Kaisa Karisalmi, Jaakko Ekman, Marko Kolari, Satu Ikavalko, Boris Dossman
  • Publication number: 20210269980
    Abstract: The present invention relates to a microfibrillated cellulose composition comprising microfibrillated cellulose originating from agricultural biomass, comprising: ?30 wt % cellulose, 1-15 wt % pectin, 8-25 wt % hemicellulose, 0-12 wt %, lignin, 0-15 wt % ash, and 0-8 wt % protein, based on dry solids content of said microfibrillated cellulose; and a biocide composition comprising at least two biocidal components, wherein the at least two biocidal components are selected from the groups of biocidal components consisting of: Group I: compounds with activated halogen atoms, Group II: heterocyclic N—S compounds, Group III: aldehydes, and Group IV: surface active biocidal compounds selected from the group consisting of quaternary ammonium compounds, long-chain alkylamines, guanidines and biguanidines, and any combination thereof, and the at least two biocidal components are selected from at least two different groups.
    Type: Application
    Filed: July 19, 2019
    Publication date: September 2, 2021
    Inventors: Kaisa KARISALMI, Jaakko EKMAN, Marko KOLARI, Satu IKAVALKO, Boris DOSSMAN