International Journal of Industrial and Manufacturing Systems Engineering

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Practical Technology of Toughening Epoxy Resin: Influence of Toughening Agents on Mechanical and Heat Properties

Received: 19 August 2019    Accepted: 14 October 2019    Published: 24 October 2019
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Abstract

This research studies the effect of several toughening agents, such as carboxyl-terminated polyether (CTPE), carboxyl-terminated polytetrahydrofuran (CTPF), carboxyl-terminated liquid nitrile rubber (CTBN), random-base liquid nitrile-butadiene rubber (RBNR) and core-shell polymer (CSP) containing polybutadiene, on epoxy resin. These epoxy resin systems containing various toughening agents showed different viscosity, in which the viscosity of CTPE and CTPF systems nearly unchanged and the viscosity of CTBN, RNBR and CSP systems increased significantly. The impact resistance of modified epoxy systems had been improved significantly, especially the CTPF system raised by 257.2%. Meanwhile, the heat resistance of epoxy systems containing different toughening agents showed different results. Compared with the pure sample, the hardness of all toughened systems decreased. CTPE and CTBN systems decreased significantly, while CTPF and CSP remained fundamentally unchanged. Toughness modification resulted in reduction of tensile strength and the retention ratio was CSP > RNBR > CTPF > CTBN > CTPE. Toughness modification resulted in reduction of compression strength and the retention ratio was RNBR > CSP > CTPF > CTBN > CTPE. All of the toughening systems kept the shear strength basically unchanged. The shear strength of the CSP system was even improved. In terms of peel strength, all of toughening systems had improved.

DOI 10.11648/j.ijimse.20190402.11
Published in International Journal of Industrial and Manufacturing Systems Engineering (Volume 4, Issue 2, March 2019)

This article belongs to the Special Issue Manufacturing Strategy for Competitiveness

Page(s) 19-23
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Epoxy Resin, Toughening, CTPE, CTPF, CTBN, RBNR, CSP

References
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  • APA Style

    Zhou Jianwen, Huang Yizhou, Wang Hong, Huang Yi. (2019). Practical Technology of Toughening Epoxy Resin: Influence of Toughening Agents on Mechanical and Heat Properties. International Journal of Industrial and Manufacturing Systems Engineering, 4(2), 19-23. https://doi.org/10.11648/j.ijimse.20190402.11

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    ACS Style

    Zhou Jianwen; Huang Yizhou; Wang Hong; Huang Yi. Practical Technology of Toughening Epoxy Resin: Influence of Toughening Agents on Mechanical and Heat Properties. Int. J. Ind. Manuf. Syst. Eng. 2019, 4(2), 19-23. doi: 10.11648/j.ijimse.20190402.11

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    AMA Style

    Zhou Jianwen, Huang Yizhou, Wang Hong, Huang Yi. Practical Technology of Toughening Epoxy Resin: Influence of Toughening Agents on Mechanical and Heat Properties. Int J Ind Manuf Syst Eng. 2019;4(2):19-23. doi: 10.11648/j.ijimse.20190402.11

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  • @article{10.11648/j.ijimse.20190402.11,
      author = {Zhou Jianwen and Huang Yizhou and Wang Hong and Huang Yi},
      title = {Practical Technology of Toughening Epoxy Resin: Influence of Toughening Agents on Mechanical and Heat Properties},
      journal = {International Journal of Industrial and Manufacturing Systems Engineering},
      volume = {4},
      number = {2},
      pages = {19-23},
      doi = {10.11648/j.ijimse.20190402.11},
      url = {https://doi.org/10.11648/j.ijimse.20190402.11},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijimse.20190402.11},
      abstract = {This research studies the effect of several toughening agents, such as carboxyl-terminated polyether (CTPE), carboxyl-terminated polytetrahydrofuran (CTPF), carboxyl-terminated liquid nitrile rubber (CTBN), random-base liquid nitrile-butadiene rubber (RBNR) and core-shell polymer (CSP) containing polybutadiene, on epoxy resin. These epoxy resin systems containing various toughening agents showed different viscosity, in which the viscosity of CTPE and CTPF systems nearly unchanged and the viscosity of CTBN, RNBR and CSP systems increased significantly. The impact resistance of modified epoxy systems had been improved significantly, especially the CTPF system raised by 257.2%. Meanwhile, the heat resistance of epoxy systems containing different toughening agents showed different results. Compared with the pure sample, the hardness of all toughened systems decreased. CTPE and CTBN systems decreased significantly, while CTPF and CSP remained fundamentally unchanged. Toughness modification resulted in reduction of tensile strength and the retention ratio was CSP > RNBR > CTPF > CTBN > CTPE. Toughness modification resulted in reduction of compression strength and the retention ratio was RNBR > CSP > CTPF > CTBN > CTPE. All of the toughening systems kept the shear strength basically unchanged. The shear strength of the CSP system was even improved. In terms of peel strength, all of toughening systems had improved.},
     year = {2019}
    }
    

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  • TY  - JOUR
    T1  - Practical Technology of Toughening Epoxy Resin: Influence of Toughening Agents on Mechanical and Heat Properties
    AU  - Zhou Jianwen
    AU  - Huang Yizhou
    AU  - Wang Hong
    AU  - Huang Yi
    Y1  - 2019/10/24
    PY  - 2019
    N1  - https://doi.org/10.11648/j.ijimse.20190402.11
    DO  - 10.11648/j.ijimse.20190402.11
    T2  - International Journal of Industrial and Manufacturing Systems Engineering
    JF  - International Journal of Industrial and Manufacturing Systems Engineering
    JO  - International Journal of Industrial and Manufacturing Systems Engineering
    SP  - 19
    EP  - 23
    PB  - Science Publishing Group
    SN  - 2575-3142
    UR  - https://doi.org/10.11648/j.ijimse.20190402.11
    AB  - This research studies the effect of several toughening agents, such as carboxyl-terminated polyether (CTPE), carboxyl-terminated polytetrahydrofuran (CTPF), carboxyl-terminated liquid nitrile rubber (CTBN), random-base liquid nitrile-butadiene rubber (RBNR) and core-shell polymer (CSP) containing polybutadiene, on epoxy resin. These epoxy resin systems containing various toughening agents showed different viscosity, in which the viscosity of CTPE and CTPF systems nearly unchanged and the viscosity of CTBN, RNBR and CSP systems increased significantly. The impact resistance of modified epoxy systems had been improved significantly, especially the CTPF system raised by 257.2%. Meanwhile, the heat resistance of epoxy systems containing different toughening agents showed different results. Compared with the pure sample, the hardness of all toughened systems decreased. CTPE and CTBN systems decreased significantly, while CTPF and CSP remained fundamentally unchanged. Toughness modification resulted in reduction of tensile strength and the retention ratio was CSP > RNBR > CTPF > CTBN > CTPE. Toughness modification resulted in reduction of compression strength and the retention ratio was RNBR > CSP > CTPF > CTBN > CTPE. All of the toughening systems kept the shear strength basically unchanged. The shear strength of the CSP system was even improved. In terms of peel strength, all of toughening systems had improved.
    VL  - 4
    IS  - 2
    ER  - 

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Author Information
  • China Bluestar Chengrand Chemical Co., Ltd., Chengdu, China

  • China Bluestar Chengrand Chemical Co., Ltd., Chengdu, China

  • China Bluestar Chengrand Chemical Co., Ltd., Chengdu, China

  • Chengdu Suyuan Advanced Material Co., Ltd., Chengdu, China

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