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Changes in the Properties of Styrene-butadiene-styrene Resins by Plasticizer Types and Contents

가소제 종류 및 함량에 따른 Styrene-Butadiene-Styrene(SBS) 수지의 물성 변화

  • Lee, Pil Gyu (Department of Applied Organic Materials Engineering, Chungnam National University) ;
  • Choi, Jibeom (Department of Applied Organic Materials Engineering, Chungnam National University) ;
  • Kim, Jong Hee (Research Institute for Applied Chemistry and Biological Engineering) ;
  • Lee, Seung Goo (Department of Applied Organic Materials Engineering, Chungnam National University)
  • 이필규 (충남대학교 유기응용재료공학과) ;
  • 최지범 (충남대학교 유기응용재료공학과) ;
  • 김종희 (바이오응용화학연구소) ;
  • 이승구 (충남대학교 유기응용재료공학과)
  • Received : 2021.09.26
  • Accepted : 2021.10.23
  • Published : 2021.10.31

Abstract

The flexibility of styrene-butadiene-styrene (SBS) was measured according to the plasticizer content. The films were prepared uniformly by adding bis(2-ethylhexyl) adipate and bis(2-butoxyethyl) adipate as the plasticizers to the SBS resin. The morphologies of the SBS films with respect to the plasticizer content were observed using scanning electron microscopy (SEM). The mechanical properties, such as, the tensile properties and the shore hardness (A type) were tested. The results showed that the properties changed according to the plasticizer content. The thermal properties analyzed using differential scanning calorimetry (DSC) showed that the higher the plasticizer content, the lower the Tg point.

Keywords

Acknowledgement

이 연구는 국방과학연구소 민군협력진흥원 민군겸용기술개발사업(과제번호:G2519CM50810001)의 지원으로 수행된 연구이며, 이에 감사드립니다.

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