JP7255477B2 - 不織布およびこれを用いてなるエアフィルター濾材 - Google Patents

不織布およびこれを用いてなるエアフィルター濾材 Download PDF

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Publication number
JP7255477B2
JP7255477B2 JP2019508279A JP2019508279A JP7255477B2 JP 7255477 B2 JP7255477 B2 JP 7255477B2 JP 2019508279 A JP2019508279 A JP 2019508279A JP 2019508279 A JP2019508279 A JP 2019508279A JP 7255477 B2 JP7255477 B2 JP 7255477B2
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Japan
Prior art keywords
component
nonwoven fabric
fibers
electret
resin
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JP2019508279A
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English (en)
Japanese (ja)
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JPWO2019159654A1 (ja
JPWO2019159654A5 (https=
Inventor
林晋吾
稲葉智雄
羽根亮一
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Toray Industries Inc
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Toray Industries Inc
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Publication of JPWO2019159654A5 publication Critical patent/JPWO2019159654A5/ja
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    • 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
    • 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
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
    • 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
    • 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
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/005—Synthetic yarns or filaments
    • D04H3/007—Addition polymers
    • 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
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0216—Bicomponent or multicomponent 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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0627—Spun-bonded
    • 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
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0654—Support layers
    • 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
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0681—The layers being joined by gluing
    • 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
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1233—Fibre diameter
    • 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
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
    • D04H3/147—Composite yarns or filaments

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Electrostatic Separation (AREA)
JP2019508279A 2018-02-15 2019-01-25 不織布およびこれを用いてなるエアフィルター濾材 Active JP7255477B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018024685 2018-02-15
JP2018024685 2018-02-15
PCT/JP2019/002494 WO2019159654A1 (ja) 2018-02-15 2019-01-25 不織布およびこれを用いてなるエアフィルター濾材

Publications (3)

Publication Number Publication Date
JPWO2019159654A1 JPWO2019159654A1 (ja) 2020-12-10
JPWO2019159654A5 JPWO2019159654A5 (https=) 2022-01-12
JP7255477B2 true JP7255477B2 (ja) 2023-04-11

Family

ID=67618627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019508279A Active JP7255477B2 (ja) 2018-02-15 2019-01-25 不織布およびこれを用いてなるエアフィルター濾材

Country Status (7)

Country Link
US (1) US20200370217A1 (https=)
EP (1) EP3754083B1 (https=)
JP (1) JP7255477B2 (https=)
KR (1) KR20200116449A (https=)
CN (1) CN111655921B (https=)
TW (1) TW201936248A (https=)
WO (1) WO2019159654A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11253801B2 (en) * 2015-11-19 2022-02-22 Teijin Frontier Co., Ltd. Filter cloth for bag filter, method for producing the same, and bag filter
WO2022004480A1 (ja) * 2020-06-30 2022-01-06 東レ株式会社 エレクトレット繊維シートならびに積層シートおよびフィルター
WO2022215629A1 (ja) * 2021-04-05 2022-10-13 株式会社Adeka 樹脂添加剤組成物、樹脂組成物、および成形品
JP7226655B1 (ja) * 2021-07-02 2023-02-21 東レ株式会社 エレクトレット繊維シートおよび積層シート、エアフィルター、エレクトレット繊維シートの製造方法
CN118871179A (zh) 2022-03-15 2024-10-29 大金工业株式会社 空气过滤器滤材、空气过滤包以及空气过滤器单元

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002533195A (ja) 1998-06-30 2002-10-08 キンバリー クラーク ワールドワイド インコーポレイテッド 安定エレクトレット・ポリマー物品
WO2003006735A1 (fr) 2001-06-18 2003-01-23 Toray Industries.Inc. Procede et dispositif de fabrication de produit traite a electret
WO2015141750A1 (ja) 2014-03-20 2015-09-24 出光興産株式会社 捲縮繊維及び不織布
WO2016002950A1 (ja) 2014-07-03 2016-01-07 出光興産株式会社 スパンボンド不織布及びその製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61289177A (ja) 1985-06-17 1986-12-19 東レ株式会社 エレクトレツト繊維状シ−トの製造法
JPS63280408A (ja) 1987-05-12 1988-11-17 Toray Ind Inc 耐熱性エレクトレット材料
JP2995640B2 (ja) * 1991-10-03 1999-12-27 王子製紙株式会社 長繊維不織布及びその製造方法
RU2130521C1 (ru) 1993-08-17 1999-05-20 Миннесота Майнинг Энд Мэнюфекчуринг Компани Способ электризации нетканого полотна, электретная фильтрующая среда, упругая фильтрующая маска и респираторная маска в сборе
US6203905B1 (en) * 1995-08-30 2001-03-20 Kimberly-Clark Worldwide, Inc. Crimped conjugate fibers containing a nucleating agent
JP2795342B2 (ja) 1997-04-03 1998-09-10 東洋紡績株式会社 エレクトレット糸の混繊ウエッブ
JP4779242B2 (ja) 2001-06-20 2011-09-28 東レ株式会社 エレクトレット繊維シート
JP2004082109A (ja) 2002-06-25 2004-03-18 Toray Ind Inc エアフィルタ濾材
JP2006037295A (ja) 2004-07-29 2006-02-09 Toray Ind Inc メルトブロー不織布シートおよびそれを用いてなる濾材
EP2034056A1 (en) * 2007-09-04 2009-03-11 Total Petrochemicals Research Feluy Metallocene polypropylene fibers and nonwovens with improved mechanical properties.
WO2012016928A1 (en) * 2010-08-02 2012-02-09 Borealis Ag Melt blown media for air filtration
JP5503816B1 (ja) * 2012-08-23 2014-05-28 三井化学株式会社 メルトブローン不織布及びその用途
JP6147680B2 (ja) 2014-01-27 2017-06-14 東芝三菱電機産業システム株式会社 誘導加熱装置の余寿命診断装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002533195A (ja) 1998-06-30 2002-10-08 キンバリー クラーク ワールドワイド インコーポレイテッド 安定エレクトレット・ポリマー物品
WO2003006735A1 (fr) 2001-06-18 2003-01-23 Toray Industries.Inc. Procede et dispositif de fabrication de produit traite a electret
WO2015141750A1 (ja) 2014-03-20 2015-09-24 出光興産株式会社 捲縮繊維及び不織布
WO2016002950A1 (ja) 2014-07-03 2016-01-07 出光興産株式会社 スパンボンド不織布及びその製造方法

Also Published As

Publication number Publication date
CN111655921A (zh) 2020-09-11
JPWO2019159654A1 (ja) 2020-12-10
EP3754083A1 (en) 2020-12-23
TW201936248A (zh) 2019-09-16
US20200370217A1 (en) 2020-11-26
CN111655921B (zh) 2022-05-13
EP3754083B1 (en) 2022-09-28
WO2019159654A1 (ja) 2019-08-22
KR20200116449A (ko) 2020-10-12
EP3754083A4 (en) 2021-05-05

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