Original Article
  • Investigation of Viscoelastic Properties of EPDM/PP Thermoplastic Vulcanizates for Reducing Innerbelt Weatherstrip Squeak Noise of Electric Vehicles
  • Seunghyun Cho*1, Bumyong Yoon*1, Sanghyun Lee**,***, Kyoung Min Hong****, Sang Hyun Lee****, Jonghwan Suhr*,**†

  • * Department of Polymer Science and Engineering, Sungkyunkwan University
    ** School of Mechanical Engineering, Sungkyunkwan University
    *** Research & Development Division, Hyundai Motor Company
    **** TPE Development Team, Hwaseung Material

  • 전기차 인너벨트 웨더스트립용 EPDM/PP Thermoplastic Vulcanizates 재료설계인자에 따른 점탄성과 글라스 마찰 소음 상관관계 연구
  • 조승현*1 ·윤범용*1 ·이상현**,***·홍경민****·이상현****·서종환*,**†

  • This article is an open access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

References
  • 1. Ryu, M.H., Jang, G., Lee, S.H., Lee, J.S., and Choi, H., “A Development of the Inside Belt Weather-strip Mount Structure for Improved BSR Performance,” Autumn Conference Proceedings, KSAE, 2017, pp. 1045-1049.
  •  
  • 2. Choi, B., Lee, D., and Jin, C., “Study of Plastic Deformation of Steel Wire for Weight Reduction of Automotive Weather Strip,” Trans-actions of the Korean Society of Automotive Engineers, Vol. 21, No. 5, 2013, pp. 82–86.
  •  
  • 3. Babu, R.R., Singha, N.K., and Naskar, K., “Dynamically Vulcanized Blends of Polypropylene and Ethylene Octene Copolymer: Influ-ence of Various Coagents on Thermal and Rheological Characteristics,” Journal of Applied Polymer Science, Vol. 117, No. 3, 2010, pp. 1578-1590.
  •  
  • 4. Choi, S.H., and Yoon, S.H., “Prediction of Long-term Viscoelastic Performance of PET Film Using RH-DMA,” Composites Research, Vol. 32, No. 6, 2019, pp. 382-387.
  •  
  • 5. Zhao, Y., Huang, H.X., and Chen, Y.K., “Dynamic Rheology–morphology Relationship of PP/EPDM Blends Prepared by Melt Mixing under Sc-CO2,” Polymer Bulletin, Vol. 64, No. 3, 2010, pp. 291-302.
  •  
  • 6. Xu, C., Wu, W., Zheng, Z., Wang, Z., and Nie, J., “Design of Shape-memory Materials Based on Sea-island Structured EPDM/PP TPVs via In-situ Compatibilization of Methacrylic Acid and Excess Zinc Oxide Nanoparticles,” Composites Science and Technology, Vol. 167, 2018, pp. 431-439.
  •  
  • 7. Naskar, K., Gohs, U., Wagenknecht, U., and Heinrich, G., “PP-EPDM Thermoplastic Vulcanisates (TPVs) by Electron Induced Reactive Processing,” eXPRESS Polymer Letters, Vol. 3, No. 11, 2009, pp. 677-683.
  •  
  • 8. Lim, J., Park, J.I., Park, J.C., Jo, M.Y., Bae, J.Y., Choi, S.J., and Kim, I., “Revisit of Thermoplastic EPDM/PP Dynamic Vulcanizates,” Elastomers and Composites, Vol. 52, No. 1, 2017, pp. 35-47.
  •  
  • 9. Katbab, A.A., Nazockdast, H., and Bazgir, S., “Carbon Black‐reinforced Dynamically Cured EPDM/PP Thermoplastic Elastomers. I. Morphology, Rheology, and Dynamic Mechanical Properties,” Journal of Applied Polymer Science, Vol. 75, No. 9, 2000, pp. 1127-1137.
  •  
  • 10. Patermann, S., and Altstädt, V., “PP/EPDM-blends by Dynamic Vulcanization: Influence of Increasing Peroxide Concentration on Mechanical, Morphological and Rheological Characteristics,” AIP Conference Proceedings, Vol. 1593, American Institute of Physics, 2014.
  •  

This Article

Correspondence to

  • onghwan Suhr
  • * Department of Polymer Science and Engineering, Sungkyunkwan University
    ** School of Mechanical Engineering, Sungkyunkwan University

  • E-mail: suhr@skku.edu