Continuous Embedded Droplet Printing in Yield‐Stress Fluids for Pharmaceutical Drug Particle Synthesis

© 2021 The Authors. Advanced Materials Technologies published by Wiley-VCH GmbH Embedded droplet printing is a recent mode of generating and processing droplets within yield-stress fluids. This technique has shown promise for performing sensitive processes like pharmaceutical crystallization, as wel...

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Main Authors: Nelson, Arif Z, Xie, Jiaxun, Khan, Saif A, Doyle, Patrick S
Other Authors: Singapore-MIT Alliance in Research and Technology (SMART)
Format: Article
Language:English
Published: Wiley 2021
Online Access:https://hdl.handle.net/1721.1/134138
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author Nelson, Arif Z
Xie, Jiaxun
Khan, Saif A
Doyle, Patrick S
author2 Singapore-MIT Alliance in Research and Technology (SMART)
author_facet Singapore-MIT Alliance in Research and Technology (SMART)
Nelson, Arif Z
Xie, Jiaxun
Khan, Saif A
Doyle, Patrick S
author_sort Nelson, Arif Z
collection MIT
description © 2021 The Authors. Advanced Materials Technologies published by Wiley-VCH GmbH Embedded droplet printing is a recent mode of generating and processing droplets within yield-stress fluids. This technique has shown promise for performing sensitive processes like pharmaceutical crystallization, as well as chemical synthesis and biological experimentation due to the unique ability to process droplets that are quiescently suspended. Despite improving on conventional microfluidic technologies in numerous ways, current embedded droplet printing methods are limited to batch processes, severely hampering their overall utility. A new platform that enables continuous production of embedded droplets is presented and characterized. This platform expands the capabilities of embedded droplet printing and allows for its application to areas of continuous materials discovery, screening, and manufacturing. Here, the platform is used for the rapid production of pharmaceutical particles that are highly spherical and uniform, key targets for flowability, and ultimately manufacturability of pharmaceutical drug products. The presented platform achieves a maximum throughput of over 100 g per day, enabling characterization of the superior powder flow properties. The available operating space of this platform is demonstrated for an antisolvent crystallization process with an anti-malarial drug. This understanding provides design guidelines for how similar platforms may be engineered for precise, rapid, customized, and distributed manufacturing of drug particles with superior flowability.
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spelling mit-1721.1/1341382023-02-17T17:38:36Z Continuous Embedded Droplet Printing in Yield‐Stress Fluids for Pharmaceutical Drug Particle Synthesis Nelson, Arif Z Xie, Jiaxun Khan, Saif A Doyle, Patrick S Singapore-MIT Alliance in Research and Technology (SMART) Massachusetts Institute of Technology. Department of Chemical Engineering © 2021 The Authors. Advanced Materials Technologies published by Wiley-VCH GmbH Embedded droplet printing is a recent mode of generating and processing droplets within yield-stress fluids. This technique has shown promise for performing sensitive processes like pharmaceutical crystallization, as well as chemical synthesis and biological experimentation due to the unique ability to process droplets that are quiescently suspended. Despite improving on conventional microfluidic technologies in numerous ways, current embedded droplet printing methods are limited to batch processes, severely hampering their overall utility. A new platform that enables continuous production of embedded droplets is presented and characterized. This platform expands the capabilities of embedded droplet printing and allows for its application to areas of continuous materials discovery, screening, and manufacturing. Here, the platform is used for the rapid production of pharmaceutical particles that are highly spherical and uniform, key targets for flowability, and ultimately manufacturability of pharmaceutical drug products. The presented platform achieves a maximum throughput of over 100 g per day, enabling characterization of the superior powder flow properties. The available operating space of this platform is demonstrated for an antisolvent crystallization process with an anti-malarial drug. This understanding provides design guidelines for how similar platforms may be engineered for precise, rapid, customized, and distributed manufacturing of drug particles with superior flowability. 2021-10-27T19:58:18Z 2021-10-27T19:58:18Z 2021 2021-06-09T18:27:13Z Article http://purl.org/eprint/type/JournalArticle https://hdl.handle.net/1721.1/134138 en 10.1002/admt.202001245 Advanced Materials Technologies Creative Commons Attribution NonCommercial License 4.0 https://creativecommons.org/licenses/by-nc/4.0/ application/pdf Wiley Wiley
spellingShingle Nelson, Arif Z
Xie, Jiaxun
Khan, Saif A
Doyle, Patrick S
Continuous Embedded Droplet Printing in Yield‐Stress Fluids for Pharmaceutical Drug Particle Synthesis
title Continuous Embedded Droplet Printing in Yield‐Stress Fluids for Pharmaceutical Drug Particle Synthesis
title_full Continuous Embedded Droplet Printing in Yield‐Stress Fluids for Pharmaceutical Drug Particle Synthesis
title_fullStr Continuous Embedded Droplet Printing in Yield‐Stress Fluids for Pharmaceutical Drug Particle Synthesis
title_full_unstemmed Continuous Embedded Droplet Printing in Yield‐Stress Fluids for Pharmaceutical Drug Particle Synthesis
title_short Continuous Embedded Droplet Printing in Yield‐Stress Fluids for Pharmaceutical Drug Particle Synthesis
title_sort continuous embedded droplet printing in yield stress fluids for pharmaceutical drug particle synthesis
url https://hdl.handle.net/1721.1/134138
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AT doylepatricks continuousembeddeddropletprintinginyieldstressfluidsforpharmaceuticaldrugparticlesynthesis