Leather is important to the global manufacturing industry, contributing to both the economy and society. However, because of ecological and ethical considerations, alternative bio-based materials to natural leather are now being investigated. Advancements in biotechnology and bio-based materials, combined with flourishing biomanufacturing, have driven product development. In recent years, animal-free, biotechnology-based leather-like material has seen significant growth. Recent progress in leather-like bio-based materials development has been achieved using proteins, mycelium, cellulose, and other sustainable natural materials. This review provides a comprehensive overview of these bio-based materials, addressing their challenges, practical implications, and potential to play a growing role in the emerging field of animal-free alternative. The development of 'future leather' has significant economic and environmental potential.
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http://dx.doi.org/10.1016/j.tibtech.2024.11.006 | DOI Listing |
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January 2025
State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, 730000, China.
Polymer composite materials encounter considerable challenges in sustaining superior tribological properties at high rotational speeds. Inspired by the microstructure of dragonfly wings, a novel thermally stable and ambient pressure curing poly(urea-imide) resin (PURI) with excellent tribological properties has been eco-friendly synthesis using bio-based greener solvents. Furthermore, The PURI composites enhanced with polyether ether ketone (PEEK) and Polytetrafluoroethylene (PTFE) blended fabrics demonstrate excellent mechanical, with tensile strengths exceeding 175 MPa.
View Article and Find Full Text PDFFood Res Int
January 2025
College of Life Sciences, Northeast Forestry University, Harbin 150040, PR China; Key Laboratory of Forest Food Resources Utilization of Heilongjiang Province, Harbin 150040, PR China. Electronic address:
In this study, we developed a double-layer colon-targeted microcapsule. It used the Maillard product of gelatin-isomaltooligosaccharide (GI180) and zein-shellac complex (ZS) as bio-based materials, plant extracts (MPL) and Lactobacillus plantarum JJBYG12 (JJBYG12) were co-encapsulated, endowing them with strong resistance to harsh environments and precise intestinal adhesion and targeting ability. The research results indicated that ZS11 exhibits hydrogen bonding and electrostatic interactions.
View Article and Find Full Text PDFBiofabrication
January 2025
Department of Advanced Material Technologies, Faculty of Chemistry, Wrocław University of Science and Technology, Smoluchowskiego 25, Wroclaw, 50-372, POLAND.
The objective of this review is to deepen understanding and emphasize scientific and technological progress in the transformation of crop by-products into bio-based dental materials. Amid heightened environmental sustainability consciousness, various sectors including dentistry have achieved novel advancements by utilizing bio-based materials from crop by-products for dental restorations. This paper provides a thorough review of the extraction, processing, and application of natural polymers, biopolymers, and bio-based mixtures at both the macroscopic and nanoscopic scales, with a focus on their contextualization within dental practices.
View Article and Find Full Text PDFBiotechnol Biofuels Bioprod
January 2025
Department of Bioengineering, Imperial College Centre for Synthetic Biology, Bezos Centre for Sustainable Protein, UKRI Engineering Biology Mission Hub on Microbial Food, Imperial College London, London, SW7 2AZ, UK.
Background: Crocetin is a multifunctional apocarotenoid natural product derived from saffron, holding significant promises for protection against various diseases and other nutritional applications. Historically, crocetin has been extracted from saffron stigmas, but this method is hindered by the limited availability of high-quality raw materials and complex extraction processes. To overcome these challenges, metabolic engineering and synthetic biology can be applied to the sustainable production of crocetin.
View Article and Find Full Text PDFPharmaceutics
December 2024
Dipartimento di Scienze e Tecnologie Biologiche, Chimiche e Farmaceutiche (STEBICEF), University of Palermo, Via Archirafi 32, 90123 Palermo, Italy.
Background/objectives: Nowadays, sustainability efforts focus on extracting natural cosmeceutical ingredients, such as polyphenols, from agri-food waste, for example, black bentonite (BB). The aims of this work were to validate an antioxidant cosmetic ingredient obtained from the waste BB and embed it into an ad hoc designed oromucosal spray intended for oral cavity wellness.
Methods: Focusing on sustainability, the study tested PEG200, propylene glycol, and their mixtures as unconventional and green extraction solvents, aligned with a waste-to-market approach.
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