Waterborne Polyurethane Dispersions and Thin Films: Biodegradation and Antimicrobial Behaviors

Biodegradable and antimicrobial waterborne polyurethane dispersions (PUDs) and their casted solid films have recently emerged as important alternatives to their solvent-based and non-biodegradable counterparts for various applications due to their versatility, health, and environmental friendliness....

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Main Author: Samy A. Madbouly
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/26/4/961
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author Samy A. Madbouly
author_facet Samy A. Madbouly
author_sort Samy A. Madbouly
collection DOAJ
description Biodegradable and antimicrobial waterborne polyurethane dispersions (PUDs) and their casted solid films have recently emerged as important alternatives to their solvent-based and non-biodegradable counterparts for various applications due to their versatility, health, and environmental friendliness. The nanoscale morphology of the PUDs, dispersion stability, and the thermomechanical properties of the solid films obtained from the solvent cast process are strongly dependent on several important parameters, such as the preparation method, polyols, diisocyanates, solid content, chain extension, and temperature. The biodegradability, biocompatibility, antimicrobial properties and biomedical applications can be tailored based on the nature of the polyols, polarity, as well as structure and concentration of the internal surfactants (anionic or cationic). This review article provides an important quantitative experimental basis and structure evolution for the development and synthesis of biodegradable waterborne PUDs and their solid films, with prescribed macromolecular properties and new functions, with the aim of understanding the relationships between polymer structure, properties, and performance. The review article will also summarize the important variables that control the thermomechanical properties and biodegradation kinetics, as well as antimicrobial and biocompatibility behaviors of aqueous PUDs and their films, for certain industrial and biomedical applications.
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spelling doaj.art-ef2a5c083707423e837fdbdcb8431b932023-12-11T16:47:47ZengMDPI AGMolecules1420-30492021-02-0126496110.3390/molecules26040961Waterborne Polyurethane Dispersions and Thin Films: Biodegradation and Antimicrobial BehaviorsSamy A. Madbouly0School of Engineering, Behrend College, Pennsylvania State University, Erie, PA 16563, USABiodegradable and antimicrobial waterborne polyurethane dispersions (PUDs) and their casted solid films have recently emerged as important alternatives to their solvent-based and non-biodegradable counterparts for various applications due to their versatility, health, and environmental friendliness. The nanoscale morphology of the PUDs, dispersion stability, and the thermomechanical properties of the solid films obtained from the solvent cast process are strongly dependent on several important parameters, such as the preparation method, polyols, diisocyanates, solid content, chain extension, and temperature. The biodegradability, biocompatibility, antimicrobial properties and biomedical applications can be tailored based on the nature of the polyols, polarity, as well as structure and concentration of the internal surfactants (anionic or cationic). This review article provides an important quantitative experimental basis and structure evolution for the development and synthesis of biodegradable waterborne PUDs and their solid films, with prescribed macromolecular properties and new functions, with the aim of understanding the relationships between polymer structure, properties, and performance. The review article will also summarize the important variables that control the thermomechanical properties and biodegradation kinetics, as well as antimicrobial and biocompatibility behaviors of aqueous PUDs and their films, for certain industrial and biomedical applications.https://www.mdpi.com/1420-3049/26/4/961waterborne polyurethane dispersionsbiodegradableantimicrobialparticle sizecationic polymerizationbiomedical applications
spellingShingle Samy A. Madbouly
Waterborne Polyurethane Dispersions and Thin Films: Biodegradation and Antimicrobial Behaviors
Molecules
waterborne polyurethane dispersions
biodegradable
antimicrobial
particle size
cationic polymerization
biomedical applications
title Waterborne Polyurethane Dispersions and Thin Films: Biodegradation and Antimicrobial Behaviors
title_full Waterborne Polyurethane Dispersions and Thin Films: Biodegradation and Antimicrobial Behaviors
title_fullStr Waterborne Polyurethane Dispersions and Thin Films: Biodegradation and Antimicrobial Behaviors
title_full_unstemmed Waterborne Polyurethane Dispersions and Thin Films: Biodegradation and Antimicrobial Behaviors
title_short Waterborne Polyurethane Dispersions and Thin Films: Biodegradation and Antimicrobial Behaviors
title_sort waterborne polyurethane dispersions and thin films biodegradation and antimicrobial behaviors
topic waterborne polyurethane dispersions
biodegradable
antimicrobial
particle size
cationic polymerization
biomedical applications
url https://www.mdpi.com/1420-3049/26/4/961
work_keys_str_mv AT samyamadbouly waterbornepolyurethanedispersionsandthinfilmsbiodegradationandantimicrobialbehaviors