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HDPE-부틸고무 이중복합시트와 다발형 유리섬유직포 적층형 방수재의 성능평가
권영화(Kwon Young-Hwa),오상근(Oh Sang-Keun),안용선(Ahn Yong-Sun) 대한건축학회 2011 大韓建築學會論文集 : 構造系 Vol.27 No.3
The blister of waterproofing layer, less adhesiveness under a low temperature, peel off of sheet overlapping joint which were occurred from the existing waterproofing membrane methods, have been influenced the decrease of durability in buildings. For this reason, this study suggested the application of non-exposure waterproofing membrane which was laminated by HDPE-butyl rubber sheet with twist glass fiber mesh. And physical properties of it was evaluated to solve the problems as mentioned above. As a result of evaluation of physical properties, twist glass fiber mesh can disperse water vapor pressure which come up from concrete substrate. And it prevents the blister of a waterproofing layer and transformation of materials, So, it was confirmed that twist glass fiber mesh contribute to the rigid property of waterproofing layer. Moreover, an effective adhesiveness under a low temperature and watertightness of sheet's joints were improved by using of modified butyl rubber. Through the application of waterproofing membrane which was laminated by HDPE-butyl rubber with twist glass fiber mesh, existing problems of sheet membrane method will be solved.
연질형 FRP 방근재와 자착형 부틸고무 방수시트재를 적층한 옥상녹화용 복합형 방수ㆍ방근 공법의 성능 평가 연구
권영화(Kwon Young-Hwa),오상근(Oh Sang-Keun),안용선(Ahn Yong-Sun) 대한건축학회 2011 大韓建築學會論文集 : 構造系 Vol.27 No.9
This study deals with the performance evaluation on waterproofing and root penetration resistance membrane which is made from combining both the fiberglass reinforced plastic and the self adhesion butyl rubber sheet for Green Roof System. The key to constant development and resupply/replenishment of Green Roof for the stability of green roof system is the proper installation and the long-term preservation of the waterproofing and root penetration resistance membranes. Problems with the waterproofing and root penetration resistance membranes undermine the safety of the concrete slabs, which leads to leakage incidents. It is therefore important to make waterproofing and root penetration resistance membranes which can completely block the root penetration. This research showed that the FRP root penetration resistance layer is effective in blocking the intrusion of the plant roots, and that the flexibility of the self adhesion butyl rubber sheet makes it easy to withstand against damage from the movement of the concrete substrate. As follows, when using the waterproofing and root penetration resistance membrane which combines the two layers, long-term stability of the structures and the further development of the Green Roof industry are expected.
타공필름에 의한 부분절연과 FRP로 조인트부를 강성접착한 복합방수공법의 조인트 거동 및 내풍압 특성
최성민 ( Choi Sung-min ),권영화 ( Kwon Yong-hwa ) 한국건축시공학회 2023 한국건축시공학회 학술발표대회 논문집 Vol.23 No.1
This study confirmed the improvement of the Composite Waterproof Method in which the sheet layer is partially attached with perforated film and the joint is FRP-treated.