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About me

My teaching is mainly related to polymeric materials, polymer rheology and processing techniques for plastics.

My research interests include recycling of plastics, biobased polymers and magnetorheological fluids.

My profile at researchportal.tuni.fi 

Latest publications

Modeling and verification of molten compound with barium sulfate particles

Niemelä, M., Roine, J., Aho, J., Hannula, M., Jönkkäri, I., Hyttinen, J. & Kellomäki, M., 2023.

Research output: Other conference contributionScientific

Processing and characterizing repulping reject of liquid package board

Jönkkäri, I., Mäki-Tulokas, S., Niini, A., Saarimäki, E. & Sarlin, E., 2023, In: Journal of Applied Polymer Science. 140, 24, e53942.

Research output: Contribution to journalArticleScientificpeer-review

A Green High Barrier Solution for Paperboard Packaging based on Potato Fruit Juice, Poly(lactic acid), and Poly(butylene adipate terephthalate)

Poulose, S., Toriseva, J., Lahti, J., Jönkkäri, I., Hedenqvist, M. S. & Kuusipalo, J., 10 Jun 2022, In: ACS Applied Polymer Materials. 4, 6, p. 4179-4188 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Press-forming Molded Pulp from Repulped Liquid Packaging Board: Role of Heat Input, Pressing Force, and Defect Formation

Niini, A., Tanninen, P., Leminen, V., Jonkkari, I. & Horttanainen, M., Nov 2022, In: BioResources. 17, 4, p. 6148-6157 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Bioplastic films with unusually good oxygen barrier properties based on potato fruit-juice

Poulose, S., Jönkkäri, I., Hedenqvist, M. S. & Kuusipalo, J., 2021, In: RSC Advances. 11, 21, p. 12543-12548 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Experimental Comparison of Constitutive Models for Magnetorheological Fluids Under Different Conditions

Li, H., Jönkkäri, I., Sarlin, E. & Chen, F., 2021, In: BRAZILIAN JOURNAL OF PHYSICS. 51, 6, p. 1735–1746

Research output: Contribution to journalArticleScientificpeer-review

Temperature effects and temperature-dependent constitutive model of magnetorheological fluids

Li, H., Jönkkäri, I., Sarlin, E. & Chen, F., 2021, In: Rheologica Acta. 60, 11, p. 719–728

Research output: Contribution to journalArticleScientificpeer-review

Compounding and characterization of recycled multilayer plastic films

Jönkkäri, I., Poliakova, V., Mylläri, V., Anderson, R., Andersson, M. & Vuorinen, J., 2020, In: Journal of Applied Polymer Science. 8 p., e49101.

Research output: Contribution to journalArticleScientificpeer-review

Inkjet Printable Polydimethylsiloxane for All-Inkjet-Printed Multilayered Soft Electrical Applications

Mikkonen, R., Puistola, P., Jönkkäri, I. & Mäntysalo, M., 11 Mar 2020, In: ACS Applied Materials and Interfaces. 12, 10, p. 11990-11997 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Antibacterial polymer fibres by rosin compounding and melt-spinning

Kanerva, M., Puolakka, A., Takala, T. M., Elert, A. M., Mylläri, V., Jönkkäri, I., Sarlin, E., Seitsonen, J., Ruokolainen, J., Saris, P. & Vuorinen, J., Sept 2019, In: Materials Today Communications. 20, 100527.

Research output: Contribution to journalArticleScientificpeer-review