Method for producing oxidized lignin in kraft pulp mill

Pauliina Sjögård (Inventor), Outi Poukka (Inventor), Katariina Kemppainen (Inventor), Anna Kalliola (Inventor), Tiina Liitiä (Inventor), Tapio Vehmas (Inventor), Lauri Pehu-Lehtonen (Inventor)

    Research output: PatentPatent

    Abstract

    According to an example aspect of the present invention, there is provided a method for producing an oxidised lignin based high performance surface active agent in techno-economically feasible manner within kraft pulp mill without interfering the main process.

    Patent family as of 24.11.2022

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    EP3918130 A120211208EP2020070457320200131 
    FI129846 B20220930FI2019000506520190201 
    FI20195065 A20200802FI2019000506520190201 
    ID202202972 A20220614ID2021P000589720200131 
    JP2022519088 T220220318JP20210544675T20200131 
    KR20210113235 A20210915KR2021702242320200131 
    US2022120035 AA20220421US2021042770020200131 
    UY38566 A120200831UY2020003856620200131 
    WO20157386 A120200806WO2020FI5005720200131

    Link to current patent family on right 

    Original languageEnglish
    Patent numberFI129846B
    IPCD21C 11/ 00 A I
    Priority date1/02/19
    Publication statusPublished - 2 Aug 2020
    MoE publication typeH1 Granted patent

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