Durability Test of E-Glass Fiber/Vinylester Resin Composites for Specific Environments

유리섬유/비닐에스터 수지 복합재료의 특수환경에 대한 내구성 시험

  • Lee Seung-yul (Division of Materials Science and Engineering, Pukyung National University) ;
  • Park Chang-Ho (Division of Materials Science and Engineering, Pukyung National University) ;
  • Seo Sang-Ha (Department of Computer Aided Mechanical Design, Busan Polytechnic College) ;
  • Kim Young-Un (Korea Institute of Maritime and Fisheries Technology) ;
  • Kim Hyeong-Yeol (Korea Institute of Construction Technology) ;
  • Park Young-Hwan (Korea Institute of Construction Technology) ;
  • Choi Hee-Lack (Division of Materials Science and Engineering, Pukyung National University) ;
  • Moon Chang-Kwon (Division of Materials Science and Engineering, Pukyung National University)
  • 이승렬 (부경대학교 신소재공학부) ;
  • 박창호 (부경대학교 신소재공학부) ;
  • 서상하 (부산기능대학 컴퓨터 응용기계설계과) ;
  • 김영운 (한국해양수산연수원) ;
  • 김형열 (한국건설기술연구원) ;
  • 박영환 (한국건설기술연구원) ;
  • 최희락 (부경대학교 신소재공학부) ;
  • 문창권 (부경대학교 신소재공학부)
  • Published : 2005.12.01

Abstract

The effect of various environmental conditions on the durability in E-glass fiber/vinylester resin composites has been investigated using tensile test specimen of strand type. Tensile strength decreased with increasing immersion time in all environmental conditions. The extent of decrease was more severe in the case of alkaline condition than deionized water condition regardless of temperature. We found that the decrease in tensile strength during the immersion time in various environment conditions was mainly caused by the degradation of the interface between glass fiber and vinylester resin and damage of glass fiber surface.

Keywords

References

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