Tuning Mechanical Properties of Polymeric Hydrogels Using Orthogonally Functionalized Crosslinkers

A unique orthogonal crosslinker-induced hydrogel, whose mechanical strength can be tunable by the crosslinker topology upon thermal treatment, is described herein. The crosslinker containing cationic moieties and crosslinkable styrenyl groups was employed for the preparation of orthogonally crosslin...

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Main Authors: Bin Liu, Zhaoyan Hou, Yi Bao, Lei Hua, Xiao Wang, Yuanyuan Li, Lanying Zhou, Zhuo Lv
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Advances in Polymer Technology
Online Access:http://dx.doi.org/10.1155/2022/2150591
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author Bin Liu
Zhaoyan Hou
Yi Bao
Lei Hua
Xiao Wang
Yuanyuan Li
Lanying Zhou
Zhuo Lv
author_facet Bin Liu
Zhaoyan Hou
Yi Bao
Lei Hua
Xiao Wang
Yuanyuan Li
Lanying Zhou
Zhuo Lv
author_sort Bin Liu
collection DOAJ
description A unique orthogonal crosslinker-induced hydrogel, whose mechanical strength can be tunable by the crosslinker topology upon thermal treatment, is described herein. The crosslinker containing cationic moieties and crosslinkable styrenyl groups was employed for the preparation of orthogonally crosslinked hydrogels having ionic and covalent characteristics. The manipulation of the orthogonal crosslinkers topology and the ionic bond strength between cationic and anionic moieties facilitated the control of the mechanical properties. Short-term temporal modulation of hydrogel moduli, a key factor of the substrates for cell development, was demonstrated and could provide dynamic microenvironment for biological process. In addition, on-demand control of the elastic properties of the hydrogels by application of a thermal stimulus provides new avenues to regulate cell growth. Furthermore, the orthogonality of the crosslinkers allowed molecular functionalization of a wide range of molecules of interest to the hydrogels by thiol-ene Michael addition (nucleophilic addition of sulfhydryl and carbon-carbon double bonds) in a friendly manner as demonstrated in our work.
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institution Kabale University
issn 1098-2329
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publishDate 2022-01-01
publisher Wiley
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series Advances in Polymer Technology
spelling doaj-art-b7c50477130142c4916e7424be63ebe72025-02-03T06:05:03ZengWileyAdvances in Polymer Technology1098-23292022-01-01202210.1155/2022/2150591Tuning Mechanical Properties of Polymeric Hydrogels Using Orthogonally Functionalized CrosslinkersBin Liu0Zhaoyan Hou1Yi Bao2Lei Hua3Xiao Wang4Yuanyuan Li5Lanying Zhou6Zhuo Lv7Jilin Province Product Quality Supervision and Inspection InstituteChangchun Center for Disease Control and PreventionJilin Province Product Quality Supervision and Inspection InstituteJilin Province Product Quality Supervision and Inspection InstituteJilin Province Product Quality Supervision and Inspection InstituteJilin Province Product Quality Supervision and Inspection InstituteJilin Province Product Quality Supervision and Inspection InstituteJilin Province Product Quality Supervision and Inspection InstituteA unique orthogonal crosslinker-induced hydrogel, whose mechanical strength can be tunable by the crosslinker topology upon thermal treatment, is described herein. The crosslinker containing cationic moieties and crosslinkable styrenyl groups was employed for the preparation of orthogonally crosslinked hydrogels having ionic and covalent characteristics. The manipulation of the orthogonal crosslinkers topology and the ionic bond strength between cationic and anionic moieties facilitated the control of the mechanical properties. Short-term temporal modulation of hydrogel moduli, a key factor of the substrates for cell development, was demonstrated and could provide dynamic microenvironment for biological process. In addition, on-demand control of the elastic properties of the hydrogels by application of a thermal stimulus provides new avenues to regulate cell growth. Furthermore, the orthogonality of the crosslinkers allowed molecular functionalization of a wide range of molecules of interest to the hydrogels by thiol-ene Michael addition (nucleophilic addition of sulfhydryl and carbon-carbon double bonds) in a friendly manner as demonstrated in our work.http://dx.doi.org/10.1155/2022/2150591
spellingShingle Bin Liu
Zhaoyan Hou
Yi Bao
Lei Hua
Xiao Wang
Yuanyuan Li
Lanying Zhou
Zhuo Lv
Tuning Mechanical Properties of Polymeric Hydrogels Using Orthogonally Functionalized Crosslinkers
Advances in Polymer Technology
title Tuning Mechanical Properties of Polymeric Hydrogels Using Orthogonally Functionalized Crosslinkers
title_full Tuning Mechanical Properties of Polymeric Hydrogels Using Orthogonally Functionalized Crosslinkers
title_fullStr Tuning Mechanical Properties of Polymeric Hydrogels Using Orthogonally Functionalized Crosslinkers
title_full_unstemmed Tuning Mechanical Properties of Polymeric Hydrogels Using Orthogonally Functionalized Crosslinkers
title_short Tuning Mechanical Properties of Polymeric Hydrogels Using Orthogonally Functionalized Crosslinkers
title_sort tuning mechanical properties of polymeric hydrogels using orthogonally functionalized crosslinkers
url http://dx.doi.org/10.1155/2022/2150591
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