Research results
Showing 21–30 of 46 papers, ranked by topic relevance.
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… However, keeping the chrome-free leather processing in mind, researches are in progress to develop high-performance titanium based tanning agents comparable to conventional chromium tanning agents. Therefore, the current review work concentrates in …
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… In this study, oligochitosan (OCS) was prepared from chitosan extracted from the roots of enoki mushrooms and chemically modified using reactive dye R19 and epichlorohydrin (ECH) to prepare a biomass-based chromium-free tanning …
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The leather industry faces significant environmental challenges arising from the widespread use of petroleum-derived synthetic retanning agents, which increase pollution loads and introduce free formaldehyde into finished leather. This study addresses these concerns …
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… A pit-based pretanning followed by a pickle-free tanning system was identified as the most suitable method, ensuring preservation of the skin’s structural integrity. In contrast, drum-based pre-tanning caused substantial …
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… to the application of dialdehyde sta rch and titanium tanning agent in chromium -free tanning technology and the sustainable development of fur industry. 5. Acknowledgements This work …
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The leather industry has long faced the dual challenges of chromium pollution and solid waste management. This study proposes an innovative strategy that not only achieves chrome-free tanning by adopting a novel pH …
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… The amount of added chromium recycled in this form is a relatively small fraction (about 0.5%) compared to the amount of chromium bound in the leather by a chrome tanning process. Alternatively, the …
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… of fertiliser, giving back resources the company initially took “on loan”. Keywords: chrome free, metal free, glutaraldeide free, low bisphenols, high bio-carbon content, low COD, tannins, PEFC, recyclability, bio-circularity, fertiliser. 1. Introduction Sustainability is the most challenging topic …
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The use of vegetable tanning agents could be an alternative to synthetic tanning agents with regard to sustainability and reduction of fossil based materials in leather production. In recent years, a new group of …
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… The biodegradability of the pretanned/tanned leathers was assessed using ISO 20136, revealing a 94% degradation rate compared to non-tanned collagen—considerably higher than that achieved with conventional tanning methods. Additionally, compostability, as …
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