Treatment Process for Textile-Based Materials

Ali Harlin (Inventor), Marjo Määttänen (Inventor), Eino Sivonen (Inventor), Marianna Vehviläinen (Inventor), Sari Asikainen (Inventor), Kyösti Valta (Inventor), Airi Särkilahti (Inventor)

Research output: PatentPatent application


The present invention relates to a process for treating textile-based materials, typically textile-based waste-materials, to prepare them for further use. The treatment includes two or more chemical and/or enzymatic treatment steps, including at least one alkaline treatment step, all intended to cause at least a partial dissolution of the textile-based material. Particularly, the process is used for the treatment of cotton-based waste materials.

Original languageEnglish
Patent numberWO2018197756 A1
IPCD21C 5/00
Priority date27/04/17
Filing date27/04/18
Publication statusPublished - 1 Nov 2018
MoE publication typeNot Eligible

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  • Treatment Process for Textile-based Materials

    Harlin, A., Sivonen, E., Vehvilainen, M., Asikainen, S., Valta, K. & Sarkilahti, A., 1 Nov 2018, IPC No. D21C 5/00, Canadian Intellectual Property Office (CIPO), Patent No. CA3061579 A1, 27 Apr 2018, Priority date 27 Apr 2018, Priority No. WO2018FI50310

    Research output: PatentPatent application

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