안병길 오경근 최웅수 권오관 2024-01-21T16:16:08Z 2024-01-21T16:16:08Z 2022-01-10 1998-12 1598-9712 https://pubs.kist.re.kr/handle/201004/142687 Korean 한국청정기술학회 Filtration characteristics of polymeric porous materials composed of polypropylene and polyethylene Polypropylene과 polyethylene으로 구성된 기공성 고분자 소재의 여과특성 Article 2 청정기술, v.4, no.2, pp.32 - 40 청정기술 4 2 32 40 N other extrusion sintering method polymeric porous materials filtration characteristics filtration efficiency