MXPA03003101A - Tela de filtro fibrosa electroestatica y metodo de fabricacion de la misma. - Google Patents

Tela de filtro fibrosa electroestatica y metodo de fabricacion de la misma.

Info

Publication number
MXPA03003101A
MXPA03003101A MXPA03003101A MXPA03003101A MXPA03003101A MX PA03003101 A MXPA03003101 A MX PA03003101A MX PA03003101 A MXPA03003101 A MX PA03003101A MX PA03003101 A MXPA03003101 A MX PA03003101A MX PA03003101 A MXPA03003101 A MX PA03003101A
Authority
MX
Mexico
Prior art keywords
filter web
nonwoven filter
making same
fibrous filter
spots
Prior art date
Application number
MXPA03003101A
Other languages
English (en)
Inventor
Hendrik Both
Original Assignee
3M Innovative Properties Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of MXPA03003101A publication Critical patent/MXPA03003101A/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/28—Plant or installations without electricity supply, e.g. using electrets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Electrostatic Separation (AREA)

Abstract

La presente invencion proporciona un medio de filtro no tejido de electreto que consiste de una tela de filtro no tejida de fibras fibriladas cargadas electroestaticamente, unidas ultrasonicamente entre si en una pluralidad de puntos distribuidos transversalmente a la tela de filtro no tejida, la superficie total ocupada por tales puntos es menor del 5% de la superficie de la tela de filtro no tejida y el numero de puntos por centimetro cuadrado es de por lo menos 2. La presente invencion tambien proporciona un metodo para fabricar el medio del filtro no tejido de electreto.
MXPA03003101A 2000-10-13 2001-10-11 Tela de filtro fibrosa electroestatica y metodo de fabricacion de la misma. MXPA03003101A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00203536A EP1197252A1 (en) 2000-10-13 2000-10-13 Electrostatic fibrous filter web and method of making same
PCT/US2001/042664 WO2002030544A1 (en) 2000-10-13 2001-10-11 Electrostatic fibrous filter web and method of making same

Publications (1)

Publication Number Publication Date
MXPA03003101A true MXPA03003101A (es) 2004-05-04

Family

ID=8172131

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA03003101A MXPA03003101A (es) 2000-10-13 2001-10-11 Tela de filtro fibrosa electroestatica y metodo de fabricacion de la misma.

Country Status (11)

Country Link
EP (2) EP1197252A1 (es)
JP (1) JP2004513762A (es)
KR (1) KR100826326B1 (es)
CN (1) CN1213786C (es)
AT (1) ATE368497T1 (es)
AU (2) AU1347202A (es)
CA (1) CA2422769C (es)
DE (1) DE60129722T2 (es)
ES (1) ES2290180T3 (es)
MX (1) MXPA03003101A (es)
WO (1) WO2002030544A1 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100481289B1 (ko) * 2003-02-21 2005-04-07 김의웅 공기 청정 필터
DE102005059214B4 (de) 2005-12-12 2007-10-25 Eurofilters N.V. Filterbeutel für einen Staubsauger
SG10201404051PA (en) * 2005-12-29 2014-09-26 Environmental Man Confederation Inc Filter media for active field polarized media air cleaner
DE102006017553B3 (de) 2006-04-13 2007-12-27 Eurofilters N.V. Filterbeutel für einen Staubsauger
DE102010011785A1 (de) * 2010-03-17 2011-09-22 Mann+Hummel Gmbh Vorrichtung zum Falten eines bahnförmigen Filtermediums und Verfahren zur Herstellung eines zickzackförmig gefalteten Filterelements
JP5904587B2 (ja) * 2012-07-31 2016-04-13 大王製紙株式会社 超音波シール装置、超音波シール方法、及び超音波シールにおけるクリアランス調整方法
CN108697962A (zh) * 2016-02-26 2018-10-23 3M创新有限公司 空调过滤器和制造方法
CN107825816A (zh) * 2017-11-22 2018-03-23 广东华滤净化技术有限公司 用于多层结构高温燃油滤材料的超声波复合工艺
KR102276947B1 (ko) * 2020-12-17 2021-07-13 주식회사 이앤에치 에어 플로우 정전 필터 제조 장치
KR102250799B1 (ko) 2021-01-22 2021-05-12 주식회사 쿠킴 미세먼지 방지 항균필터, 이를 포함하는 마스크와 그 제조방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950010936A (ko) * 1993-10-20 1995-05-15 시바타 미노루 엘렉트릿 필터
DE19581256B4 (de) * 1994-11-07 2009-06-25 Herrmann Ultraschalltechnik Gmbh & Co. Kg Vorrichtung und Verfahren zum fortlaufenden Ultraschallbearbeiten einer Materialbahn
US5792242A (en) * 1996-02-26 1998-08-11 Minnesota Mining And Manufacturing Co. Electrostatic fibrous filter web
US5900305A (en) * 1997-01-24 1999-05-04 Chapman; Rick L. Laminated high efficiency filter

Also Published As

Publication number Publication date
CA2422769A1 (en) 2002-04-18
CN1213786C (zh) 2005-08-10
EP1324813A1 (en) 2003-07-09
EP1324813B1 (en) 2007-08-01
KR20030059192A (ko) 2003-07-07
AU1347202A (en) 2002-04-22
ES2290180T3 (es) 2008-02-16
CN1469769A (zh) 2004-01-21
KR100826326B1 (ko) 2008-05-02
CA2422769C (en) 2009-06-02
JP2004513762A (ja) 2004-05-13
AU2002213472B2 (en) 2007-02-01
WO2002030544A1 (en) 2002-04-18
DE60129722D1 (de) 2007-09-13
DE60129722T2 (de) 2008-04-30
EP1197252A1 (en) 2002-04-17
ATE368497T1 (de) 2007-08-15

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