Influence of a pyrolysis at different temperatures on the mechanical recycling efficiency of Li-ion batteries

Type of the data
datacite.resourceTypeGeneral

Collection

Total size of the dataset
datacite.size

4309632

Author
dc.contributor.author

Kaas, Alexandra

Author
dc.contributor.author

Wilke, Christian

Author
dc.contributor.author

Born, Jannik

Author
dc.contributor.author

Ahuis, Marco

Author
dc.contributor.author

Kwade, Arno

Author
dc.contributor.author

Peuker, Urs

Upload date
dc.date.accessioned

2024-12-12T08:53:38Z

Publication date
dc.date.available

2024-12-12T08:53:38Z

Publication date
dc.date.issued

2024-12-12

Abstract of the dataset
dc.description.abstract

The integration of a pyrolysis stage into the mechanical recycling process of Li-ion batteries is supposed to improve the decoating of the electrodes, the recovery of valuable components and the overall quality of the products. The effectiveness of the pyrolysis process depends on the applied temperature as the various components of a Li-ion battery melt, evaporate and decompose at different temperatures. The decomposition temperature of the cathode binder is a crucial factor in the thermal mechanical recycling process. Temperatures below this threshold have a negative impact on the recovery rates, as the melting of binder and plastics reduces the efficiency of the recovery process. Conversely, higher temperatures facilitate the recovery of the cathode coating metals (Ni, Co, Li) into the black mass. The majority of the metals (92-98%) are recovered and, following hydrometallurgical treatment, can be reused for cell production, thereby closing the loop and reducing the consumption of raw materials and enhancing the sustainability of batteries. Moreover, the decomposition of the organic components, including binders and plastics, improves the quality of the products, thereby reducing the necessity and extent of further treatment.

Public reference to this page
dc.identifier.uri

https://opara.zih.tu-dresden.de/handle/123456789/1158

Public reference to this page
dc.identifier.uri

https://doi.org/10.25532/OPARA-698

Publisher
dc.publisher

Technische Universität Bergakademie Freiberg

Licence
dc.rights

Attribution-NonCommercial-ShareAlike 4.0 Internationalen

URI of the licence text
dc.rights.uri

http://creativecommons.org/licenses/by-nc-sa/4.0/

Specification of the discipline(s)
dc.subject.classification

4

Title of the dataset
dc.title

Influence of a pyrolysis at different temperatures on the mechanical recycling efficiency of Li-ion batteries
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