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Zhang A, Long J, Jia L, Gao Q, Fan H, Xiang J. Self‐healing and reprocess of crosslinked polyurethane based on dynamic oxime‐carbamate bond. J Appl Polym Sci 2022. [DOI: 10.1002/app.53478] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/04/2022]
Affiliation(s)
- Aiqin Zhang
- Key Laboratory of Leather Chemistry and Engineering of Ministry of Education Sichuan University Chengdu China
| | - Jian Long
- Key Laboratory of Leather Chemistry and Engineering of Ministry of Education Sichuan University Chengdu China
| | - Liang Jia
- Key Laboratory of Leather Chemistry and Engineering of Ministry of Education Sichuan University Chengdu China
| | - Qiang Gao
- Key Laboratory of Leather Chemistry and Engineering of Ministry of Education Sichuan University Chengdu China
| | - Haojun Fan
- Key Laboratory of Leather Chemistry and Engineering of Ministry of Education Sichuan University Chengdu China
- State Key Laboratory of Polymer Materials Engineering Sichuan University Chengdu China
| | - Jun Xiang
- Key Laboratory of Leather Chemistry and Engineering of Ministry of Education Sichuan University Chengdu China
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2
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Yan X, Zhang R, Zhao C, Han L, Han S. Water plasticization accelerates the underwater self-healing of hydrophobic polyurethanes. POLYMER 2022. [DOI: 10.1016/j.polymer.2022.124863] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
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3
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Shi Q, Wu W, Yu B, Ren M, Wu L, Zhang C. Preparation of ecofriendly water-borne polyurethane elastomer with mechanical robustness and self-healable ability based on multi-dynamic interactions. RSC Adv 2022; 12:35396-35408. [DOI: 10.1039/d2ra07000f] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2022] [Accepted: 11/29/2022] [Indexed: 12/14/2022] Open
Abstract
Environmentally friendly WPU with multiple hydrogen bonds and boronic ester bonds within its polymer backbone was synthesized. Benefiting from multiple dynamic interactions, the prepared WPU elastomer exhibited good mechanical properties and desirable self-healing ability.
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Affiliation(s)
- Qingsong Shi
- School of Materials Science and Engineering, Wuhan University of Technology, Wuhan 430070, P. R. China
| | - Weilin Wu
- School of Pharmaceutical Sciences, Hunan University of Medicine, No. 492 South Jinxi Road, Huaihua, Hunan 418000, P. R. China
| | - Bing Yu
- MEGA P&C Advanced Materials (Shanghai) Co., Ltd., P. R. China
| | - Mengqing Ren
- School of Materials Science and Engineering, Wuhan University of Technology, Wuhan 430070, P. R. China
| | - Lili Wu
- School of Materials Science and Engineering, Wuhan University of Technology, Wuhan 430070, P. R. China
| | - Chaocan Zhang
- School of Materials Science and Engineering, Wuhan University of Technology, Wuhan 430070, P. R. China
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Liu W, Yang S, Huang L, Xu J, Zhao N. Dynamic covalent polymers enabled by reversible isocyanate chemistry. Chem Commun (Camb) 2022; 58:12399-12417. [DOI: 10.1039/d2cc04747k] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Reversible isocyanate chemistry containing urethane, thiourethane, and urea bonds is valuable for designing dynamic covalent polymers to achieve promising applications in recycling, self-healing, shape morphing, 3D printing, and composites.
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Affiliation(s)
- Wenxing Liu
- MOE Key Laboratory of Macromolecular Synthesis and Functionalization, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou, 310027, China
| | - Shijia Yang
- Beijing National Laboratory for Molecular Sciences, Laboratory of Polymer Physics and Chemistry, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, China
| | - Lei Huang
- MOE Key Laboratory of Macromolecular Synthesis and Functionalization, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou, 310027, China
| | - Jian Xu
- Beijing National Laboratory for Molecular Sciences, Laboratory of Polymer Physics and Chemistry, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, China
| | - Ning Zhao
- Beijing National Laboratory for Molecular Sciences, Laboratory of Polymer Physics and Chemistry, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, China
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Wang X, Xu J, Zhang Y, Wang T, Wang Q, Yang Z, Zhang X. High-strength, high-toughness, self-healing thermosetting shape memory polyurethane enabled by dual dynamic covalent bonds. Polym Chem 2022. [DOI: 10.1039/d2py00564f] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Smart materials that integrate multiple functions into one system will broaden the application range of materials, but there are still challenges to obtain a material with excellent shape memory, toughness,...
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