Recent Developments in Bio-Based Hydrogels

A special issue of Gels (ISSN 2310-2861). This special issue belongs to the section "Gel Processing and Engineering".

Deadline for manuscript submissions: closed (30 June 2023) | Viewed by 1754

Special Issue Editor


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Guest Editor
Learning Institute, King Mongkut's University of Technology Thonburi, Bangkok 10140, Thailand
Interests: nanocellulose; cellulose-reinforced composites; chitosan; hydrogels; packaging

Special Issue Information

Dear Colleagues,

Due to increasing environmental concerns, natural and renewable materials have attracted more attention because of their biodegradability, biocompatibility, renewability, non-toxicity, and environmental sustainability. Bio-based hydrogels have been successfully prepared from cellulose, chitin, chitosan, alginate, starch, and gelatin and have been of great interest in various applications, such as medical, pharmaceutical, agricultural, sensor, food, cosmetic, and waste treatment.

This Special Issue aims to present recent developments and future perspectives in the preparation, modification, characterization, and application of bio-based hydrogels. Both original research articles, rapid communications, and reviews of bio-based hydrogels prepared from cellulose, chitin, chitosan, alginate, starch, and gelatin are welcome. Other bio-based and nanocomposite hydrogels are also welcome.

Dr. Supachok Tanpichai
Guest Editor

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Gels is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • biopolymers
  • nanocomposites
  • hydrogels
  • applications

Published Papers (1 paper)

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Research

15 pages, 5588 KiB  
Article
Rapid and Efficient Optimization of Poly(1,2-Ethanediol Citrate) Synthesis Based on Magic Squares’ Various Methods
by Joanna Howis, Aleksandra Bandzerewicz and Agnieszka Gadomska-Gajadhur
Gels 2023, 9(1), 30; https://doi.org/10.3390/gels9010030 - 30 Dec 2022
Cited by 2 | Viewed by 1460
Abstract
New biomaterials among aliphatic polyesters are in demand due to their potential applications in tissue engineering. There is a challenge not only to design scaffolds to regenerate defects in load-bearing tissues but also to ensure a proper blood supply to the reconstructed tissues. [...] Read more.
New biomaterials among aliphatic polyesters are in demand due to their potential applications in tissue engineering. There is a challenge not only to design scaffolds to regenerate defects in load-bearing tissues but also to ensure a proper blood supply to the reconstructed tissues. Poly-(1,2-ethanediol citrate) is one of the novel citrate-based polymers that could have the desired properties for cell scaffold fabrication and for enhancing cell adhesion. Both citric acid and 1,2-ethanediol are used in medicine and are fully resorbable by cells. This work aimed to synthesize poly(1,2-ethanediol citrate) in a catalyzed reaction with water removed by the Dean–Stark apparatus. The polyester structure was characterized by FTIR and NMR spectroscopy, and the HMBC experiment was performed to support the theory of successful polymer synthesis. The molecular weight was determined for the products obtained at 140 °C. The process was described via non-linear mathematical models. The influence of temperature and catalyst content on the degree of esterification and the conversion of acid groups in citric acid is described. The optimal process parameters are determined at 140 °C and 3.6% of p-toluenesulfonic acid content. The presented results are the starting point for scaffold design and scaling-up the process. Full article
(This article belongs to the Special Issue Recent Developments in Bio-Based Hydrogels)
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