Patents by Inventor Mikko KUNNARI

Mikko KUNNARI 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).

  • Method for drying hydrogel comprising nanofibrillar cellulose and a dried hydrogel comprising nanofibrillar cellulose
    Patent number: 11850306
    Abstract: The present disclosure relates to method for drying hydrogel comprising nanofibrillar cellulose, the method comprising providing a hydrogel comprising nanofibrillar cellulose, providing polyethylene glycol, providing trehalose, mixing the hydrogel, the polyethylene glycol and the trehalose to obtain a mixture, and freeze drying the mixture to obtain a dried hydrogel comprising nanofibrillar cellulose. The present disclosure relates to a freeze-dryable hydrogel comprising nanofibrillar cellulose, to a freeze-dried hydrogel comprising nanofibrillar cellulose, and to a medical hydrogel comprising nanofibrillar cellulose and one or more therapeutic agent(s).
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: December 26, 2023
    Assignee: UPM-KYMMENE CORPORATION
    Inventors: Vili-Veli Auvinen, Heli Paukkonen, Marjo Yliperttula, Arto Urtti, Tiina Hakkarainen, Patrick Laurén, Mikko Kunnari, Timo Laaksonen, Mingwei Li, Kari Luukko
  • A METHOD FOR DRYING HYDROGEL COMPRISING NANOFIBRILLAR CELLULOSE AND A DRIED HYDROGEL COMPRISING NANOFIBRILLAR CELLULOSE
    Publication number: 20200078305
    Abstract: The present disclosure relates to method for drying hydrogel comprising nanofibrillar cellulose, the method comprising providing a hydrogel comprising nanofibrillar cellulose, providing polyethylene glycol, providing trehalose, mixing the hydrogel, the polyethylene glycol and the trehalose to obtain a mixture, and freeze drying the mixture to obtain a dried hydrogel comprising nanofibrillar cellulose. The present disclosure relates to a freeze-dryable hydrogel comprising nanofibrillar cellulose, to a freeze-dried hydrogel comprising nanofibrillar cellulose, and to a medical hydrogel comprising nanofibrillar cellulose and one or more therapeutic agent(s).
    Type: Application
    Filed: December 15, 2017
    Publication date: March 12, 2020
    Inventors: Vili-Veli AUVINEN, Heli PAUKKONEN, Marjo YLIPERTTULA, Arto URTTI, Tiina HAKKARAINEN, Patrick LAURÉN, Mikko KUNNARI, Timo LAAKSONEN, Mingwei LI, Kari LUUKKO