Patents Assigned to Brightplus Oy
  • Biopolymer composition and its use as a powder coating
    Patent number: 12703947
    Abstract: The present invention concerns a packaging material having a coating made of a biopolymer composition. In addition, the invention concerns a method for providing barrier properties for a packaging material by using the above mention composition. In particular, the present invention concerns coating of a porous material with a composition comprising a biopolymer formed by the reaction product of biodegradable polyester and siloxane precursor.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: August 11, 2026
    Assignee: Brightplus Oy
    Inventors: Maiju Hietala, Rauna-Leena Kuvaja, Admir Hadzic, Tuire Marin, Jarkko Leivo
  • Coating for glass articles
    Patent number: 12473228
    Abstract: The present invention concerns a method for forming a siloxane coating on a glass article. In addition, the invention concerns a glass article coated by such method and use of such glass article. In particular, the present invention concerns a method comprising applying and curing a coating composition on the surface of the glass article, wherein the coating composition comprises an alkoxysilane component and a liquid medium.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: November 18, 2025
    Assignee: Brightplus Oy
    Inventors: Rauna-Leena Kuvaja, Heli Kummala, Jarkko Leivo
  • Silane modified polyester composition
    Patent number: 12460047
    Abstract: The present invention concerns a method for forming a silane modified polyester composition. In addition, the invention concerns a silane modified polyester composition obtained by such method and use of such composition. In particular, the present invention concerns a method comprising subjecting polyester blend and polysiloxane mixture to react through reactive extrusion in a melt compounding process to form a silane modified polyester composition.
    Type: Grant
    Filed: November 26, 2021
    Date of Patent: November 4, 2025
    Assignee: Brightplus Oy
    Inventors: Maiju Hietala, Rauna-Leena Kuvaja, Jarkko Leivo