Cellulose based film structure and method for producing the same

Riku Pihko (Inventor), Vesa Kunnari (Inventor)

    Research output: PatentPatent


    According to an example aspect of the present invention, there is provided a cost-effective method of producing cellulose based films by introducing an intense water removal system to the process, and cellulose based films thereof having improved properties.

    Patent family as of 14.12.2021
    CA3023674 AA 20181108 CA20173023674 20170704      
    CN109219633 A 20190115 CN201780033078 20170704      
    EP3478753 A1 20190508 EP20170823712 20170704      
    EP3478753 A4 20200122 EP20170823712 20170704      
    FI127590 B 20180928 FI20160005559 20160704      
    FI20165559 A 20180105 FI20160005559 20160704     
    US11047091 BB 20210629 US20180303172 20170704      
    US2020325626 AA 20201015 US20180303172 20170704      
    US2021301464 AA 20210930 US20210346353 20210614      
    WO18007673 A1 20180111 WO2017FI50501 20170704

    Link to currentpatent family on right 

    Original languageEnglish
    Patent numberUS2020325626
    IPCD21H 27/ 38 A I
    Priority date4/07/17
    Publication statusPublished - 15 Oct 2020
    MoE publication typeH1 Granted patent


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