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Taina Ohra-aho

  • Phone+358405709322
20042024

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  • 2021

    Method for producing reactive lignin

    Wikberg, H. (Inventor), Ohra-Aho, T. (Inventor), Leppävuori, J. (Inventor), Liitiä, T. (Inventor) & Kanerva, H. (Inventor), 15 Jan 2021, IPC No. D21C 11/ 00 A I, Patent No. FI128836B, Priority date 21 Dec 2016, Priority No. FI20160006008

    Research output: Patent › Patent

  • 2018

    Method for activating and precipitating lignin

    Wikberg, H. (Inventor), Ohra-Aho, T. (Inventor), Leppävuori, J. (Inventor) & Liitiä, T. (Inventor), 28 Jun 2018, IPC No. C08G 8/ 24 A I, Patent No. US2018179339, Priority date 23 Jun 2016, Priority No. WO2016FI50461

    Research output: Patent › Patent

  • 2017

    Biopohjaiset mineraaliöljybarrieripinnoitteet- ja filmit;Biobaserade mineralolja barriärbeläggningar och filmer

    Translated title of the contribution: Bio-based mineral oil barrier coatings and filmsVartiainen, J. (Inventor), Laine, C. (Inventor), Pitkänen, M. (Inventor) & Ohra-Aho, T. (Inventor), 4 Aug 2017, IPC No. B65D 65/ 40 A I, Patent No. FI20165075, Priority date 3 Feb 2016, Priority No. FI20160005075

    Research output: Patent › Patent