No photo of Ilkka Kilpeläinen
  • PL 55 (A. I. Virtasen aukio 1)

    00014

    Finland

  • Finland

  • Yliopistonkatu 3

    00014 Helsingin yliopisto

    Finland

1991 …2021
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Publications 1991 2019

2019

Binary mixtures of ionic liquids-DMSO as solvents for the dissolution and derivatization of cellulose: Effects of alkyl and alkoxy side chains

Ferreira, D. C., Oliveira, M. L., Bioni, T. A., Nawaz, H., King, A. W. T., Kilpeläinen, I., Hummel, M., Sixta, H. & El Seoud, O. A., 15 May 2019, In : Carbohydrate Polymers. 212, p. 206-214 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Physical Properties of 7-Methyl-1,5,7-triazabicyclo[4.4.0]dec-5-ene (mTBD)

Baird, Z. S., Dahlberg, A., Uusi-Kyyny, P., Osmanbegovic, N., Witos, J., Helminen, J., Cederkrantz, D., Hyväri, P., Alopaeus, V., Kilpeläinen, I., Wiedmer, S. K. & Sixta, H., Jul 2019, In : International Journal of Thermophysics. 40, 7, 23 p., 71.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Solution-state NMR analysis of lignocellulosics in nonderivatizing solvents

Holding, A., King, A. W. T. & Kilpeläinen, I. A., 2019, Cellulose Science and Technology: Chemistry, Analysis, and Applications. Rosenau, T., Potthast, A. & Hell, J. (eds.). Hoboken, NJ: John Wiley, p. 191-219 29 p.

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

2018

Clustered Single Cellulosic Fiber Dissolution Kinetics and Mechanisms through Optical Microscopy under Limited Dissolving Conditions

Mäkelä, V., Wahlström, R., Holopainen-Mantila, U., Kilpeläinen, I. & King, A. W. T., May 2018, In : Biomacromolecules. 19, 5, p. 1635-1645 11 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Getting Closer to Absolute Molar Masses of Technical Lignins

Zinovyev, G., Sulaeva, I., Podzimek, S., Roessner, D., Kilpeläinen, I., Sumerskii, I., Rosenau, T. & Potthast, A., 21 Sep 2018, In : ChemSusChem. 11, 18, p. 3259-3268 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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High-Performance Acetylated Ioncell‑F Fibers with Low Degree of Substitution

Asaadi, S., Kakko, T., King, A. W. T., Kilpeläinen, I., Hummel, M. & Sixta, H., Jul 2018, In : ACS Sustainable Chemistry & Engineering. 6, 7, p. 9418–9426 17 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Liquid-state NMR analysis of nanocelluloses

King, A. W. T., Mäkelä, A. V., Kedzior, S., Laaksonen, T. M., Partl, G. J., Heikkinen, S. M., Koskela, H. T., Heikkinen, H. A., Holding, A., Cranston, E. & Kilpeläinen, I. A., Jul 2018, In : Biomacromolecules. 19, 7, p. 2708–2720 13 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Screening of glycoside hydrolases and ionic liquids for fibre modification

Rahikainen, J., Anbarasan, S., Wahlström, R., Parviainen, A., King, A. W. T., Puranen, T., Kruus, K., Kilpeläinen, I., Turunen, O. & Suurnäkki, A., Mar 2018, In : Journal of Chemical Technology and Biotechnology. 93, 3, p. 818–826 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Structural characterization of birch lignin isolated from a pressurized hot water extraction and mild alkali pulped biorefinery process

Lagerquist, L., Pranovich, A., Smeds, A., von Schoultz, S., Vähäsalo, L., Rahkila, J., Kilpeläinen, I., Tamminen, T., Willfor, S. & Eklund, P., Jan 2018, In : Industrial Crops and Products. 111, p. 306-316 11 p.

Research output: Contribution to journalArticleScientificpeer-review

2017

Efficiency of hydrophobic phosphonium ionic liquids and DMSO as recyclable cellulose dissolution and regeneration media

Holding, A. J., Parviainen, A., Kilpeläinen, I., Soto, A., King, A. W. T. & Rodriguez, H., 2017, In : RSC Advances. 7, 28, p. 17451-17461 11 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Homogenous esterification of cellulose pulp in [DBNH][OAc]

Kakko, T., King, A. W. T. & Kilpeläinen, I., Dec 2017, In : Cellulose. 24, 12, p. 5341-5354 14 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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WtF-Nano: One-Pot Dewatering and Water-Free Topochemical Modification of Nanocellulose in Ionic Liquids or gamma-Valerolactone

Laaksonen, T., Helminen, J. K. J., Lemetti, L., Långbacka, J., del Cerro, D. R., Hummel, M., Filpponen, I., Rantamaki, A. H., Kakko, T., Kemell, M. L., Wiedmer, S. K., Heikkinen, S., Kilpeläinen, I. & King, A. W. T., 22 Dec 2017, In : ChemSusChem. 10, 24, p. 4879-4890 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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2016

Application of mild autohydrolysis to facilitate the dissolution of wood chips in direct-dissolution solvents

Deb, S., Labafzadeh, S. R., Liimatainen, U., Parviainen, A., Hauru, L. K. J., Azhar, S., Lawoko, M., Kulomaa, T., Kakko, T., Fiskari, J., Borrega, M., Sixta, H., Kilpelainen, I. & King, A. W. T., 7 Jun 2016, In : Green Chemistry. 18, 11, p. 3286-3294 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Effect of Ionic Liquids on Zebrafish (Danio rerio) Viability, Behavior, and Histology; Correlation between Toxicity and Ionic Liquid Aggregation

Ruokonen, S-K., Sanwald, C., Sundvik, M., Polnick, S., Vyavaharkar, K., Dusa, F., Holding, A. J., King, A. W. T., Kilpeläinen, I., Lämmerhofer, M., Panula, P. & Wiedmer, S. K., 17 Jul 2016, In : Environmental Science & Technology. 50, 13, p. 7116-7125 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Experimental and Theoretical Thermodynamic Study of Distillable Ionic Liquid 1,5-Diazabicyclo[4.3.0]non-5-enium Acetate

Ostonen, A., Bervas, J., Uusi-Kyyny, P., Alopaeus, V., Zaitsau, D. H., Emel'yanenko, V. N., Schick, C., King, A. W. T., Helminen, J., Kilpeläinen, I., Khachatrian, A. A., Varfolomeev, M. A. & Verevkin, S. P., 5 Oct 2016, In : Industrial & Engineering Chemistry Research. 55, 39, p. 10445–10454 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Ionic Liquid: Recycling

Sklavounos, E., Helminen, J. K. J., Kyllönen, L., Kilpeläinen, I. A. & King, A. W. T., 15 Sep 2016, Encyclopedia of Inorganic and Bioinorganic Chemistry. Scott, R. A. (ed.). Hoboken, N.J : Wiley

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

Ionic Liquids for the Production of Man-Made Cellulosic Fibers: Opportunities and Challenges

Hummel, M., Michud, A., Tanttu, M., Asaadi, S., Ma, Y., Hauru, L. K. J., Parviainen, A., King, A. W. T., Kilpeläinen, I. & Sixta, H., 2016, Cellulose Chemistry and Properties: Fibers, Nanocelluloses and Advanced Materials. Rojas, O. J. (ed.). Springer-Verlag, Vol. 271. p. 133-168 36 p. (Advances in Polymer Science; vol. 271).

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

ME-CAGEBIRD(r,X)-CPMG-HSQMBC. A phase sensitive, multiplicity edited long range HSQC with absorptive line shapes

Koskela, H., Kilpelainen, I. & Heikkinen, S., Nov 2016, In : Journal of Magnetic Resonance. 272, p. 114-122 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Peroxidases bound to the growing lignin polymer produce natural like extracellular lignin in a cell culture of Norway spruce.

Warinowski, T., Koutaniemi, S., Kärkönen, A., Sundberg, I., Toikka, M., Simola, L. K., Kilpeläinen, I. & Teeri, T., 18 Oct 2016, In : Frontiers in plant science. 7, 12 p., 1523.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Quantitative, equal carbon response HSQC experiment, QEC-HSQC

Mäkelä, V., Helminen, J., Kilpeläinen, I. & Heikkinen, S., Oct 2016, In : Journal of Magnetic Resonance. 271, p. 34-39 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Solution-State One- and Two-Dimensional NMR Spectroscopy of High-Molecular-Weight Cellulose

Holding, A. J., Mäkelä, V., Tolonen, L., Sixta, H., Kilpeläinen, I. & King, A. W. T., 21 Apr 2016, In : ChemSusChem. 9, 8, p. 880-892 13 p.

Research output: Contribution to journalArticleScientificpeer-review

2015

Cationic cellulose betainate for wastewater treatment

Sievänen, K., Kavakka, J., Hirsilä, P., Vainio, P., Karisalmi, K., Fiskari, J. & Kilpeläinen, I., Jun 2015, In : Cellulose. 22, 3, p. 1861-1872 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Cellulose fatty acid esters as sustainable film materials - effect of side chain structure on barrier and mechanical properties

Kulomaa, T., Matikainen, J., Karhunen, P., Heikkilä, M., Fiskari, J. & Kilpelainen, I., 2015, In : RSC Advances. 5, 98, p. 80702-80708 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Effect of Degree of Acetylation on Properties of Regenerated Fibres Spun from Cellulose-Ionic Liquid ([DBNH]OAc) Solution

Asaadi, S., Kakko, T-A., Hummel, M., King, A. W. T., Kilpeläinen, I. A. & Sixta, H., Sep 2015, 18th International Symposium on Wood, Fiber and Pulping Chemistry: Conference Proceedings Vol. 2. p. 133-135 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Effect of ionic liquids on the interaction between liposomes and common wastewater pollutants investigated by capillary electrophoresis

Ruokonen, S-K., Dusa, F., Lokajova, J., Kilpelainen, I., King, A. W. T. & Wiedmer, S. K., 31 Jul 2015, In : Journal of Chromatography. A. 1405, p. 178-187 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Homogeneous Esterification of Pre-Hydrolysis Kraft Pulp in [DBNH][OAc]

Kakko, T-A., Asaadi, S., King, A. W. T., Hummel, M., Sixta, H. & Kilpeläinen, I. A., Sep 2015, 18th Intenational Symposium on Wood, Fiber and Pulping Chemistry: Conference Proceedings Vol 2.. p. 22-25 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Impact of Amphiphilic Biomass-Dissolving Ionic Liquids on Biological Cells and Liposomes

Mikkola, S-K., Robciuc, A., Lokajova, J., Holding, A. J., Laemmerhofer, M., Kilpelainen, I., Holopainen, J. M., King, A. W. T. & Wiedmer, S. K., 3 Feb 2015, In : Environmental Science & Technology. 49, 3, p. 1870-1878 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Ioncell-F: A High-strength regenerated cellulose fibre

Sixta, H., Michud, A., Hauru, L., Asaadi, S., Ma, Y., King, A. W. T., Kilpelainen, I. & Hummel, M., 2015, In : Nordic Pulp & Paper Research Journal. 30, 1, p. 43-57 15 p.

Research output: Contribution to journalArticleScientificpeer-review

Stability of Criegee Intermediates Formed by Ozonolysis of Different Double Bonds

Kalinowski, J., Heinonen, P., Kilpelainen, I., Rasanen, M. & Gerber, R. B., 19 Mar 2015, In : Journal of Physical Chemistry A. 119, 11, p. 2318-2325 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Sustainability of cellulose dissolution and regeneration in 1,5-diazabicyclo[4.3.0]non-5-enium acetate: a batch simulation of the IONCELL-F process

Parviainen, A., Wahlstrom, R., Liimatainen, U., Liitia, T., Rovio, S., Helminen, J. K. J., Hyvakko, U., King, A. W. T., Suurnakki, A. & Kilpelainen, I., 2015, In : RSC Advances. 5, 85, p. 69728-69737 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Synthesis of Cellulose Methylcarbonate in Ionic Liquids using Dimethylcarbonate

Labafzadeh, S. R., Helminen, J., Kilpelainen, I. & King, A. W. T., Jan 2015, In : ChemSusChem. 8, 1, p. 77-81 5 p.

Research output: Contribution to journalArticleScientificpeer-review

The use of ionic liquids for cracking viruses for isolation of nucleic acids

Fister, S., Fuchs, S., Mester, P., Kilpeläinen, I., Wagner, M. & Rossmanith, P., 26 Nov 2015, In : Separation and Purification Technology. 155, p. 38-44 7 p.

Research output: Contribution to journalArticleScientificpeer-review

2014

Amination and thiolation of chloroacetyl cellulose through reactive dissolution in N,N-dimethylformamide

R. Labafzadeh, S., Vyavaharkar, K. S., Kavakka, J., King, A. W. T. & Kilpeläinen, I., 2014, In : Carbohydrate Polymers. 116, p. 60-66 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Amphiphilic and Phase-Separable Ionic Liquids for Biomass Processing

Holding, A. J., Heikkila, M., Kilpelainen, I. & King, A. W. T., May 2014, In : ChemSusChem. 7, 5, p. 1422-1434 13 p.

Research output: Contribution to journalArticleScientificpeer-review

Cationic wood cellulose films with high strength and bacterial anti-adhesive properties

Sirviö, J. A., Anttila, A-K., Pirttilä, A. M., Liimatainen, H., Kilpeläinen, I., Niinimäki, J. & Hormi, O., Oct 2014, In : Cellulose. 21, 5, p. 3573-3583 11 p.

Research output: Contribution to journalArticleScientificpeer-review

Dissolution enthalpies of cellulose in ionic liquids

Parviainen, H., Parviainen, A., Virtanen, T., Kilpeläinen, I., Ahvenainen, P., Serimaa, R., Grönqvist, S., Maloney, T. & Maunu, S. L., 26 Nov 2014, In : Carbohydrate Polymers. 113, p. 67-76 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Extraction of Wheat Straw with Aqueous Tetra-n-Butylphosphonium Hydroxide

Hyväkkö, U., King, A. W. T. & Kilpeläinen, I., 2014, In : BioResources. 9, 1, p. 1565-1577 13 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Isomerization and Decomposition of a Criegee Intermediate in the Ozonolysis of Alkenes: Dynamics Using a Multireference Potential

Kalinowski, J., Räsänen, M., Heinonen, P., Kilpeläinen, I. & Gerber, R. B., 3 Jan 2014, In : Angewandte Chemie (International Edition). 53, 1, p. 265-268 4 p.

Research output: Contribution to journalArticleScientificpeer-review

Method of dissolving lignocellulosic materials

King, A. W. T., Holding, A. & Kilpeläinen, I., 24 Apr 2014, IPC No. D21C3/20, D21C11/00, Patent No. WO2014060651 A1, 17 Oct 2013, Priority date 17 Oct 2012, Priority No. FI 2012-6078

Research output: PatentScientific

Method of Modifying Polymers

King, A. W. T., Selg, C. M., Karhunen, P. P. T., Matikainen, J. K. T. & Kilpeläinen, I. A., 2014, Patent No. 2014/188081 A1

Research output: PatentScientific

Oxygen delignification of conventional and high alkali cooked softwood Kraft pulps, and study of the residual lignin structure

Jafari, V., Labafzadeh, S. R., King, A., Kilpeläinen, I., Sixta, H. & van Heiningen, A., 2014, In : RSC Advances. 4, 34, p. 17469-17477 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Preparation of cellulose and pulp carbamates through a reactive dissolution approach

Labafzadeh, S. R., Kavakka, J. S., Vyavaharkar, K., Sievänen, K. & Kilpeläinen, I., 2014, In : RSC Advances. 4, 43, p. 22434-22441 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Process for the production of shaped cellulose articles from a solution containing pulp dissolved in distillable ionic liquids

Michud, A., King, A. W. T., Parviainen, A. P., Sixta, H., Hauru, L., Hummel, M. & Kilpeläinen, I. A., 2014, Patent No. 2014/162062 A1

Research output: PatentScientific

Protection of Wood

Karhunen, P. P. T., Matikainen, J. K. T., Kyllönen, L. E. P., Ahola, P., Kilpeläinen, I. A. & King, A. W. T., 2014, Patent No. 2014/188080 A1

Research output: PatentScientific

Reduction of biomass recalcitrance via ionic liquid pretreatments: Chapter 5

King, A. W. T., Xie, H., Fiskari, J. & Kilpeläinen, I., 2014, Materials for Biofuels. Ragauskas, A. J. (ed.). World Scientific, p. 95-125 31 p. (World Scientific series in materials and energy; vol. 4).

Research output: Chapter in Book/Report/Conference proceedingChapterScientific

Synthesis of Novel Cationic Bio-Based Chemical for Water Purification

Sievänen, K., Kavakka, J., Kilpeläinen, I., Fiskari, J., Vainio, P. & Karisalmi, K., Jun 2014, Unknown host publication.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2013

Automating the NMR analysis of base oils: Finding napthene signals

Mäkelä, V., Karhunen, P., Siren, S., Heikkinen, S. & Kilpeläinen, I., Sep 2013, In : Fuel. 111, p. 543-554 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Enhancement of ionic liquid-aided fractionation of birchwood. Part 1: autohydrolysis pretreatment

Hauru, L. K. J., Ma, Y., Hummel, M., Alekhina, M., King, A. W. T., Kilpeläinen, I., Penttilä, P. A., Serimaa, R. & Sixta, H., 2013, In : RSC Advances. 3, 37, p. 16365-16373 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Fast and highly efficient acetylation of xylans in ionic liquid systems

Stepan, A. M., King, A. W. T., Kakko, T., Toriz, G., Kilpeläinen, I. & Gatenholm, P., Dec 2013, In : Cellulose. 20, 6, p. 2813-2824 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Fractionation of Lignocellulosic Materials Using Ionic Liquids: Part 2. Effect of Particle Size on the Mechanisms of Fractionation

Leskinen, T., King, A. W. T., Kilpeläinen, I. & Argyropoulos, D. S., 20 Mar 2013, In : Industrial & Engineering Chemistry Research. 52, 11, p. 3958-3966 9 p.

Research output: Contribution to journalArticleScientificpeer-review