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A comparative study of three-dimensional printing directions: The degradation and toxicological profile of a PLA/PHA blend

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dc.creator Gonzalez Ausejo, Jennifer
dc.creator Rydz, Joanna
dc.creator Musioł, Marta
dc.creator Sikorska, Wanda
dc.creator Sobota, Michał
dc.creator Włodarczyk, Jakub
dc.creator Adamus, Grażyna
dc.creator Janeczek, Henryk
dc.creator Kwiecień, Iwona
dc.creator Hercog, Anna
dc.creator Johnston, Brian
dc.creator Khan, Habib R.
dc.creator Kannappan, Vinodh
dc.creator Jones, Keith R.
dc.creator Morris, Mark R.
dc.creator Jiang, Gouzhan
dc.creator Radecka, Iza
dc.creator Kowalczuk, Marek
dc.date 2018-07-03T11:38:33Z
dc.date 2018-07-03T11:38:33Z
dc.date 2018-04-17
dc.date.accessioned 2022-05-25T16:36:49Z
dc.date.available 2022-05-25T16:36:49Z
dc.identifier Gonzalez-Ausejo J, Rydz J, Musioł M, Sikorska W, Sobota M, Włodarczyk J, Adamus G, Janeczek H, Kwiecień I, Hercog A, Johnston B, Khan HR, Kannappan V, Jones KR, Morris MR, Jiang G, Radecka I, Kowalczuk M, A comparative study of three-dimensional printing directions: The degradation and toxicological profile of a PLA/PHA blend, Polymer Degradation and Stability, Volume 152, June 2018, pp. 191-207
dc.identifier 0141-3910
dc.identifier http://dx.doi.org/10.1016/j.polymdegradstab.2018.04.024
dc.identifier http://dspace.lib.cranfield.ac.uk/handle/1826/13306
dc.identifier.uri http://localhost:8080/xmlui/handle/CUHPOERS/182165
dc.description The use of biobased plastics is of great importance for many applications. Blending thermoplastic polylactide (PLA) with polyhydroxyalkanoate (PHA) enables the formulation of a more mechanically powerful material and this enables tailored biodegradation properties. In this study we demonstrate the 3D printing of a PLA/PHA blend as a potential candidate for biocompatible material applications. The filament for 3D printing consisted of PHA, which contains predominantly 3-hydroxybutyrate units and a small amount of 3-hydroxyvalerate units, as revealed by multistage mass spectrometry (ESI-MSn). This research found that the properties of 3D printed species before and during abiotic degradation are dependent on printing orientation. Furthermore, the 3D printed specimens exhibited good biocompatibility with HEK293 cells, indicating real promise as biological scaffolds for tissue engineering applications.
dc.language en
dc.publisher Elsevier
dc.rights Attribution-NonCommercial-NoDerivatives 4.0 International
dc.rights http://creativecommons.org/licenses/by-nc-nd/4.0/
dc.subject Three-dimensional printing
dc.subject Layer orientation
dc.subject Degradation
dc.subject (bio)degradable polyester
dc.subject Toxicity test
dc.subject Cell proliferation
dc.title A comparative study of three-dimensional printing directions: The degradation and toxicological profile of a PLA/PHA blend
dc.type Article


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