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Al(OH)<SUB>3</SUB>와 Sb<SUB>2</SUB>O<SUB>3</SUB>의 첨가에 따른 EPDM계 고무의 난연성 향상 연구
김진용(Jinyong Kim),이원복(Wonbok Lee),임대현(Daehyun Lim),서혁(Hyuk Suh),이영우(Youngwoo Rhee) 한국추진공학회 2009 한국추진공학회 학술대회논문집 Vol.2009 No.11
EPDM(Ethylene-propylene diene monomer)계 고무의 난연성 향상을 위하여 무기계 난연재료인 Al(OH)3와 Sb2O3를 첨가하여 물성 및 열적 특성을 조사하였다. 각 시편의 물성은 큰 차이를 보이지 않았으나, 난연재료의 함량이 증가할 수 록 비중과 경도는 높아지는 반면에 신율은 낮아지는 경향이 있었다. 본 연구에서는 열분석과 난연성 시험을 실시하였고, 결과적으로 난연재료의 함량이 10phr 이상에서는 난연 효과가 확연히 나타나는 것으로 판단되었다. In order to improve incombustibility of EPDM(Ethylene propylene diene monomer)-based rubber, inorganic materials as Al(OH)3 and Sb2O3 were added. The mechanical and thermal properties have been measured for vulcanized rubber loaded with different concentrations of Al(OH)3 and Sb2O3. As inorganic material contents increases from 5phr to 30phr, the specific gravity and hardness increase while elongation at break decreases. This study performed incombustibility test and thermal analysis through TGA(Thermogravimetric Analyzer). As a results, incombustible and thermal properties of EPDM-based rubber were improved as Al(OH)3 and Sb2O3 contents increase.
EPDM계 내열재의 Al(OH)3와 Sb2O3 함량에 따른 난연 효과 연구
김진용,임대현,이원복 항공우주시스템공학회 2013 항공우주시스템공학회지 Vol.7 No.4
In order to improve incombustibility of EPDM(Ethylene propylene diene monomer)-based rubber, inorganic materials as Al(OH)3 and Sb2O3 were added. The mechanical and thermal properties have been measured for vulcanized rubber loaded with different concentrations of Al(OH)3 and Sb2O3. As inorganic material contents increases from 5phr to 30phr, the specific gravity and hardness increase while elongation at break decreases. This study performed incombustibility test and thermal analysis through TGA(Thermogravimetric Analyzer). As a results, incombustible and thermal properties of EPDM-based rubber were improved as Al(OH)3 and Sb2O3 contents increase.