JP2008518780A5 - - Google Patents

Download PDF

Info

Publication number
JP2008518780A5
JP2008518780A5 JP2007540427A JP2007540427A JP2008518780A5 JP 2008518780 A5 JP2008518780 A5 JP 2008518780A5 JP 2007540427 A JP2007540427 A JP 2007540427A JP 2007540427 A JP2007540427 A JP 2007540427A JP 2008518780 A5 JP2008518780 A5 JP 2008518780A5
Authority
JP
Japan
Prior art keywords
nanofiber layer
less
continuous
nanometers
thickness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2007540427A
Other languages
English (en)
Other versions
JP2008518780A (ja
JP5252924B2 (ja
Filing date
Publication date
Priority claimed from US10/983,513 external-priority patent/US7235122B2/en
Application filed filed Critical
Publication of JP2008518780A publication Critical patent/JP2008518780A/ja
Publication of JP2008518780A5 publication Critical patent/JP2008518780A5/ja
Application granted granted Critical
Publication of JP5252924B2 publication Critical patent/JP5252924B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (2)

  1. ２枚のスクリム層間に挟まれた連続ポリマー繊維の少なくとも１枚のナノ繊維層を含んでなり、ナノ繊維層の連続ポリマー繊維の直径が約１０００ナノメートル未満であり、ナノ繊維層の坪量が約２５ｇ／ｍ2〜約６０ｇ／ｍ2、固体体積分率が約０．１０〜約０．３０および厚さが１００μｍを超える、
    濾過媒体。
  2. ２枚のスクリム層間に挟まれた連続ポリマー繊維の少なくとも１枚のナノ繊維層を含んでなる実質的に電気的に中性の濾過媒体に気流を通す工程を含んでなり、ナノ繊維層の連続ポリマー繊維の直径が約１０００ナノメートル未満であり、ナノ繊維層の坪量が約２５ｇ／ｍ2〜約６０ｇ／ｍ2であり、ナノ繊維層の厚さが約１００μｍを超え、約２６５μｍ以下である、
    粒子状物質を気流から濾過する方法。
JP2007540427A 2004-11-08 2005-11-08 ガス流から粒子状物質を濾過する濾過媒体 Active JP5252924B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/983,513 US7235122B2 (en) 2004-11-08 2004-11-08 Filtration media for filtering particulate material from gas streams
US10/983,513 2004-11-08
PCT/US2005/041178 WO2006053295A1 (en) 2004-11-08 2005-11-08 Filtration media for filtering particulate material from gas streams

Publications (3)

Publication Number Publication Date
JP2008518780A JP2008518780A (ja) 2008-06-05
JP2008518780A5 true JP2008518780A5 (ja) 2008-12-25
JP5252924B2 JP5252924B2 (ja) 2013-07-31

Family

ID=36168955

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007540427A Active JP5252924B2 (ja) 2004-11-08 2005-11-08 ガス流から粒子状物質を濾過する濾過媒体

Country Status (7)

Country Link
US (1) US7235122B2 (ja)
EP (1) EP1819414B1 (ja)
JP (1) JP5252924B2 (ja)
KR (1) KR101248677B1 (ja)
CN (1) CN101052454B (ja)
BR (1) BRPI0516682B1 (ja)
WO (1) WO2006053295A1 (ja)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6743273B2 (en) 2000-09-05 2004-06-01 Donaldson Company, Inc. Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US7789930B2 (en) * 2006-11-13 2010-09-07 Research Triangle Institute Particle filter system incorporating nanofibers
US8092566B2 (en) 2004-12-28 2012-01-10 E.I. Du Pont De Nemours And Company Filtration media for filtering particulate material from gas streams
US7717975B2 (en) * 2005-02-16 2010-05-18 Donaldson Company, Inc. Reduced solidity web comprising fiber and fiber spacer or separation means
CZ2005700A3 (cs) * 2005-11-10 2007-03-07 Elmarco, S. R. O. Filtr pro odstranování fyzikálních a/nebo biologických necistot
KR100802182B1 (ko) * 2006-09-27 2008-02-12 한국전자통신연구원 나노선 필터, 그 제조방법 및 흡착물 제거방법, 이를구비한 필터링 장치
US20080105626A1 (en) * 2006-11-02 2008-05-08 David Charles Jones Fuel filter
US7842626B2 (en) * 2006-11-13 2010-11-30 E. I. Du Pont De Nemours And Company Partially fluorinated compositions and surface active agents
JP4697135B2 (ja) * 2006-12-26 2011-06-08 トヨタ紡織株式会社 エアフィルタ用濾材
US7927540B2 (en) * 2007-03-05 2011-04-19 Bha Group, Inc. Method of manufacturing a composite filter media
US8308834B2 (en) * 2007-03-05 2012-11-13 Bha Group, Inc. Composite filter media
US8343250B2 (en) * 2007-05-02 2013-01-01 E I Du Pont De Nemours And Company Bag house filters and media
US8679216B2 (en) * 2007-06-07 2014-03-25 E I Du Pont De Nemours And Company Process for forming a laminate of a nanoweb and a substrate and filters using the laminate
US20090047498A1 (en) * 2007-08-13 2009-02-19 E. I. Dupont De Nemours And Company Method for providing nanoweb composite material
US8044239B2 (en) * 2007-08-13 2011-10-25 E. I. Du Pont De Nemours And Company Partially fluorinated ureas and amides
US8679217B2 (en) * 2007-09-07 2014-03-25 E I Du Pont De Nemours And Company Pleated nanoweb structures
CN107126764A (zh) * 2007-11-09 2017-09-05 霍林斯沃思和沃斯有限公司 熔喷过滤介质
US8986432B2 (en) * 2007-11-09 2015-03-24 Hollingsworth & Vose Company Meltblown filter medium, related applications and uses
EP2294118B1 (en) 2008-05-30 2012-07-04 3M Innovative Properties Company Method of making ligand functionalized substrates
CN102105213B (zh) 2008-05-30 2013-12-18 3M创新有限公司 配体官能化基底
US8512432B2 (en) * 2008-08-01 2013-08-20 David Charles Jones Composite filter media
US20100200519A1 (en) * 2008-12-09 2010-08-12 E. I. Du Pont De Nemours And Company Filters for selective removal of large particles from particle slurries
KR101621119B1 (ko) * 2008-12-23 2016-05-13 쓰리엠 이노베이티브 프로퍼티즈 컴파니 기능화된 부직 용품
US8206481B2 (en) * 2009-02-27 2012-06-26 Bha Group, Inc. HEPA (H-10) performance synthetic nonwoven and nanofiber composite filter media
WO2010107503A1 (en) 2009-03-19 2010-09-23 Millipore Corporation Removal of microorganisms from fluid samples using nanofiber filtration media
US8950587B2 (en) 2009-04-03 2015-02-10 Hollingsworth & Vose Company Filter media suitable for hydraulic applications
WO2010151447A1 (en) 2009-06-23 2010-12-29 3M Innovative Properties Company Functionalized nonwoven article
US20110033673A1 (en) * 2009-08-10 2011-02-10 E.I. Du Pont De Nemours And Company Durable nonwoven allergen barrier laminates
US8636833B2 (en) * 2009-09-16 2014-01-28 E I Du Pont De Nemours And Company Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment
US8377672B2 (en) 2010-02-18 2013-02-19 3M Innovative Properties Company Ligand functionalized polymers
EP2889625B1 (en) 2010-03-03 2016-09-14 3M Innovative Properties Company Ligand guanidinyl functionalized polymers
US8679218B2 (en) 2010-04-27 2014-03-25 Hollingsworth & Vose Company Filter media with a multi-layer structure
EP2588219B1 (en) 2010-06-30 2024-05-29 Neogen Food Safety US HoldCo Corporation Filter plate article having a water-absorbent filter assembly
CN103069011A (zh) 2010-08-10 2013-04-24 Emd密理博公司 用于去除反转录病毒的方法
US20120152821A1 (en) 2010-12-17 2012-06-21 Hollingsworth & Vose Company Fine fiber filter media and processes
US10155186B2 (en) 2010-12-17 2018-12-18 Hollingsworth & Vose Company Fine fiber filter media and processes
WO2012092242A2 (en) 2010-12-29 2012-07-05 3M Innovative Properties Company Microbial detection article having a water-absorbent filter assembly
EP2694196B1 (en) 2011-04-01 2021-07-21 EMD Millipore Corporation Nanofiber containing composite structures
CN102634930B (zh) * 2012-04-13 2015-09-02 武汉纺织大学 一种含聚合物纳米纤维的滤材及其制备方法
US9694306B2 (en) 2013-05-24 2017-07-04 Hollingsworth & Vose Company Filter media including polymer compositions and blends
US9446978B2 (en) 2014-02-14 2016-09-20 Charles Douglas Spitler System and method for continuous strand fiberglass media processing
US10456724B2 (en) * 2014-11-21 2019-10-29 E I Du Pont De Nemours And Company Melt spun filtration media for respiratory devices and face masks
US10343095B2 (en) 2014-12-19 2019-07-09 Hollingsworth & Vose Company Filter media comprising a pre-filter layer
CN107530639B (zh) 2015-04-17 2021-02-09 Emd密理博公司 使用以切向流过滤模式操作的纳米纤维超滤膜纯化样品中目标生物材料的方法
US10898838B2 (en) 2016-12-15 2021-01-26 Hollingsworth & Vose Company Filter media including adhesives
US10543441B2 (en) 2016-12-15 2020-01-28 Hollingsworth & Vose Company Filter media including adhesives and/or oleophobic properties
TWI630949B (zh) * 2017-01-26 2018-08-01 陳聖傑 濾材

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797163A (en) 1952-11-22 1957-06-25 Walter J Smith Method of making filter media
US3253978A (en) 1961-07-19 1966-05-31 C H Dexter & Sons Inc Method of forming an inorganic waterlaid sheet containing colloidal silica and cationic starch
US3228825A (en) 1961-08-15 1966-01-11 Owens Corning Fiberglass Corp Method of forming fibrous structures from a combination of glass fibers and cellulosic fibers
BE637997A (ja) 1962-10-01
DE1494897B2 (de) 1963-05-29 1971-11-11 J P Stevens & Co Ine , New York, N Y (V St A) Verfahren zum reinigen von schlichte aufweisendem glasfaser material
US3249491A (en) 1963-07-15 1966-05-03 James A Young Process for molding a glass fiber aerosol filter
US3882135A (en) 1972-08-31 1975-05-06 Dow Chemical Co Process for the preparation of aminopyridines
JPS5063671U (ja) * 1973-10-08 1975-06-10
NL181632C (nl) 1976-12-23 1987-10-01 Minnesota Mining & Mfg Electreetfilter en werkwijze voor het vervaardigen daarvan.
JPS5910320A (ja) * 1982-07-09 1984-01-19 Asahi Chem Ind Co Ltd 「ろ」材
US4650605A (en) 1984-06-05 1987-03-17 Ppg Industries, Inc. Optical filter
US4874659A (en) 1984-10-24 1989-10-17 Toray Industries Electret fiber sheet and method of producing same
US4650506A (en) * 1986-02-25 1987-03-17 Donaldson Company, Inc. Multi-layered microfiltration medium
CN2053535U (zh) * 1989-04-08 1990-02-28 田树生 丙烯涤纶深度空气滤芯
JP2981533B2 (ja) * 1990-11-13 1999-11-22 旭化成工業株式会社 成形フィルター
CN1030820C (zh) * 1992-12-23 1996-01-31 蜜井有限公司 便携式空气净化器
US5507847A (en) * 1994-07-29 1996-04-16 W. L. Gore & Associates, Inc. ULPA filter
US5804512A (en) * 1995-06-07 1998-09-08 Bba Nonwovens Simpsonville, Inc. Nonwoven laminate fabrics and processes of making same
IL119809A (en) 1996-12-11 2001-06-14 Nicast Ltd A device for the production of a complex material for filtration and a method for its application
CA2347888A1 (en) 1999-09-16 2001-03-22 Masanori Yuri Film cooling hole structure of gas turbine moving blade
DE60041154D1 (de) * 1999-10-29 2009-01-29 Hollingsworth & Vose Co Filtermaterial
ATE320299T1 (de) * 1999-12-15 2006-04-15 Hollingsworth & Vose Co Filtermaterial aus mikroglasfasern mit niedrigem borgehalt
US6419839B1 (en) * 2000-08-15 2002-07-16 Hollingsworth & Vose Company Pool and spa filter media
US6658057B1 (en) * 2000-08-31 2003-12-02 General Instrument Corporation Digital transcoder with logo insertion
US6800117B2 (en) 2000-09-05 2004-10-05 Donaldson Company, Inc. Filtration arrangement utilizing pleated construction and method
US6716274B2 (en) 2000-09-05 2004-04-06 Donaldson Company, Inc. Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream
US6746517B2 (en) 2000-09-05 2004-06-08 Donaldson Company, Inc. Filter structure with two or more layers of fine fiber having extended useful service life
US6673136B2 (en) 2000-09-05 2004-01-06 Donaldson Company, Inc. Air filtration arrangements having fluted media constructions and methods
KR100549140B1 (ko) 2002-03-26 2006-02-03 이 아이 듀폰 디 네모아 앤드 캄파니 일렉트로-브로운 방사법에 의한 초극세 나노섬유 웹제조방법
US20040038014A1 (en) * 2002-08-20 2004-02-26 Donaldson Company, Inc. Fiber containing filter media
AU2003272542A1 (en) 2002-09-17 2004-04-08 E.I. Du Pont De Nemours And Company Extremely high liquid barrier fabrics
US20040266300A1 (en) * 2003-06-30 2004-12-30 Isele Olaf Erik Alexander Articles containing nanofibers produced from a low energy process
US7138057B2 (en) * 2004-07-22 2006-11-21 Gore Enterprise Holdings, Inc. Filter media

Similar Documents

Publication Publication Date Title
JP2008518780A5 (ja)
JP2010510875A5 (ja)
JP2008525195A5 (ja)
JP2009509753A5 (ja)
JP5539407B2 (ja) ナノファイバを含む多層流体透過性繊維構造体およびこの構造体の製造方法
JP2005536347A5 (ja)
JP2010529902A5 (ja)
JP2009510700A5 (ja)
US9522357B2 (en) Filtration media fiber structure and method of making same
HRP20191252T1 (hr) Konstrukcija kompozitnih materijala za tkanine za uporabu kao filter
US20100282682A1 (en) Fluid filtration articles and methods of making and using the same
JP2010538813A5 (ja)
WO2008066813A3 (en) Durable nanoweb scrim laminates
WO2008103821A3 (en) Formed filter element
JP2011504138A5 (ja)
JP2010500898A5 (ja)
JP2004527369A5 (ja)
JP2009534543A5 (ja)
JP2009510788A5 (ja)
JP2007301436A (ja) エアフィルタ用濾材
JP5784458B2 (ja) エアフィルタ濾材
JP6138812B2 (ja) フィルター材料
JP2010201419A5 (ja)
JP2007070347A5 (ja) フェイスパック
JP2018523588A5 (ja)