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PAB 모듈 적용 고분자소재의 내환경 물성 특성 변화에 관한 연구
고윤기(Younki Ko),정선경(Sunkyoung Jeoung),유승을(Seungeul Yoo),곽성복(Sungbok Kwak),김정현(Jeounghyun Kim) 한국자동차공학회 2012 한국자동차공학회 부문종합 학술대회 Vol.2012 No.5
In the interior parts of the vehicle, the plastic material is popularly used in the economical and emotional aspects of passengers. The plastic component lies in the harsh environment such as high temperature, humidity variation and direct sun light. These environmental factors affect to the material characteristics and life time of plastic components in the vehicle. In this paper, the material test for the specimens made from the plastic used in the dash board in the vehicle, is carried out after aging in the various condition of temperature, humidity and ultraviolet rays. In order to investigate the aging effect on the environmental factors, the elastic modulus and stress-strain curve are obtained from the tensile tests.