A polyimide ion-conductive protection layer to suppress side reactions on Li4Ti5O12 electrodes at elevated temperature

Qingwen Lu; Jianhua Fang; Jun Yang; Xuejiao Feng; Jiulin Wang; Yanna Nuli

doi:10.1039/C3RA47694D

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A polyimide ion-conductive protection layer to suppress side reactions on Li₄Ti₅O₁₂ electrodes at elevated temperature†

Qingwen Lu,^a Jianhua Fang,^a Jun Yang,*^a Xuejiao Feng,^a Jiulin Wang^a and Yanna Nuli^a

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* Corresponding authors

^a School of Chemistry & Chemical Engineering, Shanghai Jiao Tong University, Shanghai 200240, China
E-mail: yangj723@sjtu.edu.cn
Fax: +86-21-54747667
Tel: +86-21-54747667

Abstract

A novel ion-conductive polyimide nanoscale layer is formed on the Li₄Ti₅O₁₂ anode material via a stepwise thermal imidization of polyamic acid to suppress the interfacial side reactions, and leads to a significant improvement in electrochemical performances at elevated temperature.

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Article information

DOI: https://doi.org/10.1039/C3RA47694D
Article type: Communication
Submitted: 17 Dec 2013
Accepted: 31 Jan 2014
First published: 11 Feb 2014

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RSC Adv., 2014,4, 10280-10283

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A polyimide ion-conductive protection layer to suppress side reactions on Li₄Ti₅O₁₂ electrodes at elevated temperature

Q. Lu, J. Fang, J. Yang, X. Feng, J. Wang and Y. Nuli, RSC Adv., 2014, 4, 10280 DOI: 10.1039/C3RA47694D

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