KR20090109718A - 다층의 공기정화용 기체 여과막 - Google Patents
다층의 공기정화용 기체 여과막 Download PDFInfo
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- KR20090109718A KR20090109718A KR1020080035101A KR20080035101A KR20090109718A KR 20090109718 A KR20090109718 A KR 20090109718A KR 1020080035101 A KR1020080035101 A KR 1020080035101A KR 20080035101 A KR20080035101 A KR 20080035101A KR 20090109718 A KR20090109718 A KR 20090109718A
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- layer
- filter
- air purification
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- 238000001914 filtration Methods 0.000 claims abstract description 101
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Images
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Filtering Materials (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
온도 | 상대습도 | 기압 | 유량속도 |
21.9 ~ 22.2℃ | 50.3~51.2% R.H. | 1033~1034hPa | 32ℓ/min |
실시예 1 | 실시예 2 | 비교예 1 | 비교예 2 | |
여과 효율(%) | 99.59 | 99.99 | 99.998 | 99.998 |
기준 압력손실 도달시간(S) | 15930 | 16000 | 365 | 798 |
Claims (11)
- 지지체;상기 지지체 상에 입경이 0.2~0.75㎛인 입자를 30~90% 또는 90~99%로 여과하는 여재 중 하나 이상이 여과효율이 낮은 순으로 적층된 제1여재층; 및상기 제1여재층 상에 입경이 0.2~0.75㎛인 입자를 99%이상으로 여과하는 제2여재층;이 순차적으로 적층되어 하나의 원단을 형성하는 것을 특징으로 하는 다층의 공기정화용 기체 여과막.
- 지지체;상기 지지체 상에 입경이 0.2~0.75㎛인 입자를 30~50% 또는 50~85%로 여과하는 여재 중 하나 이상이 여과효율이 낮은 순으로 적층된 제1여재층; 및상기 제1여재층 상에 입경이 0.2~0.75㎛인 입자를 85%이상으로 여과하는 제2여재층;이 순차적으로 적층되어 하나의 원단을 형성하는 것을 특징으로 하는 다층의 공기정화용 기체 여과막.
- 제1항 또는 제2항에 있어서, 상기 지지체 및 제1여재층 사이 또는 제2여재층 상에 폴리우레탄, 폴리에스테르, 폴리아미드, 폴리프로필렌 및 폴리에틸렌으로 이루어진 군에서 선택되는 어느 하나의 보강층이 더 적층되는 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
- 제1항 또는 제2항에 있어서, 상기 지지체가 50~1000 메쉬의 다공을 갖는 다공막, 부직포, 직물 및 편물로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
- 제1항 또는 제2항에 있어서, 상기 제1여재층이 폴리프로필렌, 폴리에틸렌, 폴리에스테르, 폴리우레탄, 폴리아미드, 유리섬유 및 플루오르 함유 폴리머로 이루어진 군에서 선택되는 어느 하나의 부직포 또는 직물인 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
- 제5항에 있어서, 상기 부직포의 중량이 1~300g/m2 인 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
- 제1항 또는 제2항에 있어서, 상기 제2여재층이 헤파(HEPA)필터 또는 울파(ULPA)필터인 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
- 제1항 또는 제2항에 있어서, 상기 제2여재층이 연신된 폴리테트라플루오르에틸렌(ePTFE), 나노 섬유로 이루어진 부직포, 멜트-블로운(Melt-blown web) 부직포, 마이크로 유리섬유의 유리여재 및 합성섬유와 마 이크로 유리섬유의 복합여재로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
- 제8항에 있어서, 상기 나노 섬유로 이루어진 부직포가 폴리아미드, 폴리우레탄, 폴리비닐리덴플루오르(PVDF), 폴리아크릴로니트릴(PAN), 폴리프로필렌 및 폴리에틸렌으로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
- 제8항에 있어서, 상기 멜트-블로운(Melt-blown web) 부직포가 폴리프로필렌, 폴리에틸렌, 폴리에스테르, 폴리우레탄, 폴리아미드, 유리섬유 및 플루오르 함유 폴리머로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
- 제1항 또는 제2항에 있어서, 상기 공기정화용 기체 여과막의 두께가 0.05 내지 10mm인 것을 특징으로 하는 상기 다층의 공기정화용 기체 여과막.
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Application Number | Priority Date | Filing Date | Title |
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KR1020080035101A KR100985515B1 (ko) | 2008-04-16 | 2008-04-16 | 다층의 공기정화용 기체 여과막 |
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KR101130788B1 (ko) * | 2009-10-29 | 2012-04-12 | (주) 에스와이인더스트리 | 나노섬유 층을 구비하는 안면 마스크 |
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KR100346087B1 (ko) * | 1999-03-19 | 2002-08-01 | 알러지씨앤씨 주식회사 | 알레르겐 방지용 섬유배열 방향을 조절한 다층구조 극세사를 이용한 헤파필터 |
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KR100696292B1 (ko) | 2005-05-16 | 2007-03-19 | 김학용 | 필터용 소재 및 그의 제조방법 |
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KR101130788B1 (ko) * | 2009-10-29 | 2012-04-12 | (주) 에스와이인더스트리 | 나노섬유 층을 구비하는 안면 마스크 |
KR101664865B1 (ko) * | 2016-03-25 | 2016-10-13 | 주식회사 청우씨엔티 | 집진기 |
KR20210035766A (ko) * | 2019-09-24 | 2021-04-01 | 조광형 | 저차압 여재 |
KR20230041139A (ko) * | 2021-09-16 | 2023-03-24 | 한림대학교 산학협력단 | 공기 정화용 다목적 가시광선 활성 광촉매를 포함하는 공기 정화 필터 및 이의 제조방법 |
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