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SP-LCC — a dataset on the structure and properties of lignin-carbohydrate complexes from hardwood

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Abstract

Lignin-carbohydrate complexes (LCCs) are bioproducts with high potential as alternatives for petrochemicals. However, the complex structure and the lack of protocols for high-yield production limit their usage. Herein, we present data collected from a comprehensive artificial intelligence (AI)-guided optimization of the AquaSolv Omni (AqSO) biorefinery process targeting high-yield production of LCCs. The resulting database, termed SP-LCC, includes structural information extracted from nuclear magnetic resonance measurements (NMR) and data on the molar mass distribution, antioxidant activity, glass transition temperature, thermal degradation, and surface tension. In total, we collected data for 95 LCC-containing samples isolated for different AqSO process conditions. SP-LCC provides a holistic dataset for LCC development, materials understanding, and exploiting the LCC valorization potential. Furthermore, SP-LCC provides valuable data for training machine learning models for further optimization of biorefineries outside the scope of AqSO.

Original languageEnglish
Article number996
JournalScientific Data
Volume12
Issue number1
DOIs
Publication statusPublished - 13 Jun 2025
MoE publication typeA1 Journal article-refereed

Funding

The authors gratefully acknowledge the Research Council of Finland for the support through the project No. 316601, 341589, and 341596/2021, the FinnCEREs BioEconomy flagship, and the Finnish Center for Artificial Intelligence (FCAI). Parts of this work were conducted within the Research Council of Finland Research Infrastructure “Printed Intelligence Infrastructure” (PII-FIRI). In addition, we acknowledge the Aalto Science-IT project and the Aalto Materials Digitalization (AMAD) platform.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

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