Method for producing wood-based yarn filaments

Ville Klar (Inventor), Hannes Orelma (Inventor), Ali Harlin (Inventor), Hille Rautkoski (Inventor)

Research output: PatentPatent


According to an example aspect of the present invention, there is provided a method for producing wood-based yarn filaments from deep eutectic solvent (DES) pulps by means of extrusion and laminar solvent flow system.

Patent family as of 17.12.2021
EP3697950 A1 20200826 EP20180804034 20181022      
FI127726 B 20190115 FI20170005927 20171020      
FI20175927 A 20190115 FI20170005927 20171020      
WO19077208 A1 20190425 WO2018FI50770 20181022

Link to current patent family on right 

Original languageEnglish
Patent numberFI20175927
IPCD01D 5/ 06 A I
Priority date20/10/17
Publication statusPublished - 15 Jan 2019
MoE publication typeH1 Granted patent


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