High-purity lignin fractions and nanospheres rich in phenolic hydroxyl and carboxyl groups isolated with alkaline deep eutectic solvent from wheat straw

Autor: Xin Yue, Terhi Suopajärvi, Shirong Sun, Otto Mankinen, Atte Mikkelson, Harri Huttunen, Sanna Komulainen, Idamaria Romakkaniemi, Juha Ahola, Ville-Veikko Telkki, Henrikki Liimatainen

Publikováno v: Yue, X, Suopajärvi, T, Sun, S, Mankinen, O, Mikkelson, A, Huttunen, H, Komulainen, S, Romakkaniemi, I, Ahola, J, Telkki, V V & Liimatainen, H 2022, ' High-purity lignin fractions and nanospheres rich in phenolic hydroxyl and carboxyl groups isolated with alkaline deep eutectic solvent from wheat straw ', Bioresource Technology, vol. 360, 127570 . https://doi.org/10.1016/j.biortech.2022.127570

A combined pretreatment based on alkaline deep eutectic solvent (DES) of K2CO3 and glycerol and sequential acid fractionation was developed to extract reactive lignin from wheat straw biomass. This process exhibited excellent purification performance

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ce89d2f5edf908ed3b86157c67caf23b
https://doi.org/10.1016/j.biortech.2022.127570

Comparison of Lignin Fractions Isolated from Wheat Straw Using Alkaline and Acidic Deep Eutectic Solvents

Autor: Ville-Veikko Telkki, Anu M. Kantola, Terhi Suopajärvi, Marja Mikola, Henrikki Liimatainen, Atte Mikkelson, Otto Mankinen, Sami Hiltunen, Xin Yue, Juha Ahola, Sanna Komulainen

Publikováno v: Yue, X, Suopajärvi, T, Mankinen, O, Mikola, M, Mikkelson, A, Ahola, J, Hiltunen, S, Komulainen, S, Kantola, A M, Telkki, V-V & Liimatainen, H 2020, ' Comparison of Lignin Fractions Isolated from Wheat Straw Using Alkaline and Acidic Deep Eutectic Solvents ', Journal of Agricultural and Food Chemistry, vol. 68, no. 51, pp. 15074-15084 . https://doi.org/10.1021/acs.jafc.0c04981

This study aims to examine the characteristics of two solid lignin fractions isolated from wheat straw using alkaline and acidic deep eutectic solvents (DESs). The chemical properties and morphological characteristics of the two lignin fractions were

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5f3cb97cb1a3dfe30f76c5b00f7d86aa
https://cris.vtt.fi/en/publications/486ee184-0915-4da6-90a3-669797ee29ed

Efficient entrapment and separation of anionic pollutants from aqueous solutions by sequential combination of cellulose nanofibrils and halloysite nanotubes

Autor: Terhi Suopajärvi, Paivo Kinnunen, Henrikki Liimatainen, Juho Antti Sirviö, Tuula Selkälä, Kirsten Inga Kling, Jakob Birkedal Wagner, Tero Luukkonen

Publikováno v: Selkälä, T, Suopajärvi, T, Sirviö, J A, Luukkonen, T, Kinnunen, P, Kling, K I, Wagner, J B & Liimatainen, H 2019, ' Efficient entrapment and separation of anionic pollutants from aqueous solutions by sequential combination of cellulose nanofibrils and halloysite nanotubes ', Chemical Engineering Journal, vol. 374, pp. 1013-1024 . https://doi.org/10.1016/j.cej.2019.06.008

The synergistic combination of different nanomaterials for improved performance in environmental applications such as the removal of aqueous micropollutants has attracted increasing interest in recent years. This study demonstrates a novel sequential

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f4277a005c98b1dc2f5bb14118c8024
https://doi.org/10.1016/j.cej.2019.06.008

Determination of nanoparticle size using Rayleigh approximation and Mie theory

Autor: Viviane Forsberg, Igor Fedorov, Terhi Suopajärvi, Henrikki Liimatainen, Britta Andres, Ilpo Niskanen, Salim Reza, Daniel Zakrisson, Magnus Hummelgård, Göran Thungström

Publikováno v: Chemical Engineering Science. 201:222-229

Accurate determination of the size of nanoparticles has an important role in many different scientific and industrial purposes, such as in material, medical and environment sciences, colloidal chem ...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fe1234bc08cd466825b5285e6250b75c
https://doi.org/10.1016/j.ces.2019.02.020

Rapid uptake of pharmaceutical salbutamol from aqueous solutions with anionic cellulose nanofibrils: The importance of pH and colloidal stability in the interaction with ionizable pollutants

Autor: Henrikki Liimatainen, Tuula Selkälä, Gabriela S. Lorite, Simo Kalliola, Tero Luukkonen, Juho Antti Sirviö, Terhi Suopajärvi, Mika Sillanpää

Publikováno v: Chemical Engineering Journal. 350:378-385

Micropollutants escaping conventional wastewater treatment processes pose a threat to biota and the environment. Amongst micropollutants, small and ionizable organic compounds are particularly challenging, since their removal depends significantly on

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5761ce8b438289604971450cefb61a84
https://doi.org/10.1016/j.cej.2018.05.163