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公开(公告)号：SE2330427A1
公开(公告)日：2025-04-04
申请号：SE2330427
申请日：2023-10-03
Applicant: STORA ENSO OYJ
Inventor： UHLIN ANDERS , JENSEN ANNA , ARESKOGH DIMITRI , TOLONEN LASSE , WADSBORN RICKARD
Abstract: The present invention is directed to lignin having iron content below 5.0 ppm and a weight average molecular mass in the range of from 8200 to 15000 g/mol. The purified lignin can be further processed to end products such as carbon enriched materials.
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