KR890011621A - 에렉트레트 필터의 제조방법 - Google Patents

에렉트레트 필터의 제조방법 Download PDF

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Publication number
KR890011621A
KR890011621A KR1019890000245A KR890000245A KR890011621A KR 890011621 A KR890011621 A KR 890011621A KR 1019890000245 A KR1019890000245 A KR 1019890000245A KR 890000245 A KR890000245 A KR 890000245A KR 890011621 A KR890011621 A KR 890011621A
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KR
South Korea
Prior art keywords
nonwoven fabric
synthetic fiber
electret
electret filter
electretized
Prior art date
Application number
KR1019890000245A
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English (en)
Other versions
KR910001895B1 (ko
Inventor
사또시 마쯔우라
마사유끼 미도
요시오 시나가와
Original Assignee
다께바야시 쇼오고
미쓰이 세끼유 가가꾸 고오교오 가부시끼가이샤
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
Priority claimed from JP63004464A external-priority patent/JP2585334B2/ja
Priority claimed from JP63017969A external-priority patent/JP2732474B2/ja
Application filed by 다께바야시 쇼오고, 미쓰이 세끼유 가가꾸 고오교오 가부시끼가이샤 filed Critical 다께바야시 쇼오고
Publication of KR890011621A publication Critical patent/KR890011621A/ko
Application granted granted Critical
Publication of KR910001895B1 publication Critical patent/KR910001895B1/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/542—Adhesive fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0435—Electret
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0622—Melt-blown
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1007—Running or continuous length work
    • Y10T156/1023—Surface deformation only [e.g., embossing]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24058—Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
    • Y10T428/24074—Strand or strand-portions
    • Y10T428/24091—Strand or strand-portions with additional layer[s]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24612—Composite web or sheet
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24628—Nonplanar uniform thickness material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24826—Spot bonds connect components

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)

Abstract

내용없음.

Description

에렉트레트 필터의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 필터성능 평가장치의 개략도.

Claims (8)

  1. 에렉트레트화된 합성섬유 웨브로된 부직포를 상기 섬유의 연화온도 미만의 온도조건하에서 엠보스롤과 평롤의 사이에 공급하고 상기 부직포를 엠보스롤로 가압하면서 상기 부직포의 표면을 부분적으로 융착시켜 일체화시키는 것을 특징으로 하는 에렉트레트화 필터의 제조방법.
  2. 제1항에 있어서, 에렉트레트화된 합성섬유 웨브로된 부직포가 10-40×10-9쿨롱/cm2의 표면전하를 갖고있는 것을 특징으로 하는 에렉트레트 필터의 제조방법.
  3. 제1항에 있어서, 부직포의 연화온도보다도 5-50℃ 낮은 온도에서 부직포를 일체화시키는 것을 특징으로 하는 에렉트레트 필터의 제조방법.
  4. 에렉트레트화된 합성섬유 웨브로된 부직포와 합성섬유로된 망상물로 되고 부직포와 망상물로된 합성섬유와의 접촉부가 전면에 걸쳐서 열융착되어 있는 것을 특징으로 하는 보강형 에렉트레트 필터.
  5. 제4항에 있어서, 에렉트레트화된 합성섬유 웨브로된 부직포가 10-40×10-9쿨롱/㎠의 표면전하를 갖고있는 것을 특징으로 하는 보강형 에렉트레트 필터.
  6. 에렉트레트화된 합성섬유 웨브로된 부직포를 상기 섬유의 연화온도 미만의 온도조건하에서 합성섬유로된 망상물과 함께 엠보스롤과 평롤사이에 공급하여 상기 부직포 및 망상물을 엠보스롤로 가압하여 상기 부직포의 표면을 부분적으로 융착시켜서 일체화시킴과 더불어 상기 부직포의 망상물로된 합성섬유와의 접촉부를 전면에 걸쳐서 열융착시켜 부직포와 망상물을 일체화시키는 것을 특징으로 하는 에렉트레트 필터의 제조방법.
  7. 제6항에 있어서, 에렉트레트화된 합섬섬유 웨브로된 부직포가 10-40×10-9쿨롱/㎠의 표면전하를 갖고있는 것을 특징으로 하는 에렉트레트 필터의 제조방법.
  8. 제6항에 있어서, 부직포의 연화온도보다도 5-50℃ 낮은 온도에서 부직포를 일체화시키는 것을 특징으로 하는 에렉트레트 필터의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890000245A 1988-01-12 1989-01-12 에렉트레트 필터의 제조방법 KR910001895B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP63-04464 1988-01-12
JP63-4464 1988-01-12
JP63004464A JP2585334B2 (ja) 1988-01-12 1988-01-12 エレクトレット化合成繊維不織布フィルタの製造方法
JP63-17969 1988-01-28
JP63017969A JP2732474B2 (ja) 1988-01-28 1988-01-28 エレクトレットフィルタおよびその製造方法

Publications (2)

Publication Number Publication Date
KR890011621A true KR890011621A (ko) 1989-08-21
KR910001895B1 KR910001895B1 (ko) 1991-03-30

Family

ID=26338232

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890000245A KR910001895B1 (ko) 1988-01-12 1989-01-12 에렉트레트 필터의 제조방법

Country Status (5)

Country Link
US (1) US5143767A (ko)
EP (1) EP0324601B1 (ko)
KR (1) KR910001895B1 (ko)
CA (1) CA1325983C (ko)
DE (1) DE68914001T2 (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68919363T2 (de) * 1989-05-26 1995-03-30 Toray Industries Staubdichte kopfhaube.
JPH04330907A (ja) * 1991-05-02 1992-11-18 Mitsui Petrochem Ind Ltd エレクトレットフィルターの製造方法
KR950010936A (ko) * 1993-10-20 1995-05-15 시바타 미노루 엘렉트릿 필터
CA2124237C (en) 1994-02-18 2004-11-02 Bernard Cohen Improved nonwoven barrier and method of making the same
CA2136576C (en) 1994-06-27 2005-03-08 Bernard Cohen Improved nonwoven barrier and method of making the same
AU4961696A (en) 1994-12-08 1996-06-26 Kimberly-Clark Worldwide, Inc. Method of forming a particle size gradient in an absorbent article
CA2153278A1 (en) 1994-12-30 1996-07-01 Bernard Cohen Nonwoven laminate barrier material
DE19513600C5 (de) * 1995-04-10 2007-10-18 Melitta Haushaltsprodukte Gmbh & Co. Kg Filter für Aufgußgetränke, insbesondere Kaffeefilter und Verfahren zur Herstellung eines derartigen Filters
ZA965786B (en) 1995-07-19 1997-01-27 Kimberly Clark Co Nonwoven barrier and method of making the same
US5834384A (en) 1995-11-28 1998-11-10 Kimberly-Clark Worldwide, Inc. Nonwoven webs with one or more surface treatments
US6162535A (en) 1996-05-24 2000-12-19 Kimberly-Clark Worldwide, Inc. Ferroelectric fibers and applications therefor
DE19733018C1 (de) * 1997-07-31 1999-01-21 Schmude Gmbh H Filter mit Stützstrukturverbund
US6537932B1 (en) 1997-10-31 2003-03-25 Kimberly-Clark Worldwide, Inc. Sterilization wrap, applications therefor, and method of sterilizing
US6365088B1 (en) 1998-06-26 2002-04-02 Kimberly-Clark Worldwide, Inc. Electret treatment of high loft and low density nonwoven webs
US6759356B1 (en) 1998-06-30 2004-07-06 Kimberly-Clark Worldwide, Inc. Fibrous electret polymeric articles
US6573205B1 (en) 1999-01-30 2003-06-03 Kimberly-Clark Worldwide, Inc. Stable electret polymeric articles
JP2002070501A (ja) * 2000-09-04 2002-03-08 Honda Motor Co Ltd 回転流体機械
US20040011204A1 (en) * 2001-10-11 2004-01-22 Hendrik Both Electrostatic fibrous filter web and method of making same
EP1331030A1 (en) * 2002-01-17 2003-07-30 3M Innovative Properties Company Electrostatic fibrous filter web and method of making same
DE102010025219A1 (de) * 2010-06-23 2011-12-29 Hydac Filtertechnik Gmbh Filtermaterial für Fluide und Verfahren zur Herstellung eines Filtermaterials
DE102012020615A1 (de) 2012-10-19 2014-04-24 Hydac Filtertechnik Gmbh Verfahren zur Oberflächenbehandlung eines Filtermediums

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2614160C3 (de) * 1976-04-02 1980-04-30 Ramisch Kleinewefers Kalander Gmbh, 4150 Krefeld Verfahren und Vorrichtung zum kontinuierlichen Perforieren bahnförmiger thermoplastischer Vliese, insbesondere von Faservliesen
FR2480807A1 (fr) * 1980-04-18 1981-10-23 Seplast Sa Procede de traitement superficiel d'une couche filtrante fibreuse, non tissee et tres aeree, formant electret et son application aux filtres et aux masques respiratoires notamment
US4302495A (en) * 1980-08-14 1981-11-24 Hercules Incorporated Nonwoven fabric of netting and thermoplastic polymeric microfibers
DE3248753A1 (de) * 1982-12-31 1984-07-12 Akzo Gmbh, 5600 Wuppertal Verfahren zum verdichten von faservliesen
US4874659A (en) * 1984-10-24 1989-10-17 Toray Industries Electret fiber sheet and method of producing same
DE3640580A1 (de) * 1986-11-27 1988-06-09 Akzo Gmbh Kombinationsmatte mit armierung

Also Published As

Publication number Publication date
DE68914001D1 (de) 1994-04-28
US5143767A (en) 1992-09-01
EP0324601A2 (en) 1989-07-19
EP0324601B1 (en) 1994-03-23
KR910001895B1 (ko) 1991-03-30
DE68914001T2 (de) 1994-07-07
EP0324601A3 (en) 1990-07-18
CA1325983C (en) 1994-01-11

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