BR112022009395A2 - Compósitos de filtração - Google Patents

Compósitos de filtração

Info

Publication number
BR112022009395A2
BR112022009395A2 BR112022009395A BR112022009395A BR112022009395A2 BR 112022009395 A2 BR112022009395 A2 BR 112022009395A2 BR 112022009395 A BR112022009395 A BR 112022009395A BR 112022009395 A BR112022009395 A BR 112022009395A BR 112022009395 A2 BR112022009395 A2 BR 112022009395A2
Authority
BR
Brazil
Prior art keywords
filtration
composite
glass
free
micron
Prior art date
Application number
BR112022009395A
Other languages
English (en)
Portuguese (pt)
Inventor
O Jones Derek
T Willis Klenton
Original Assignee
Donaldson Co Inc
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 Donaldson Co Inc filed Critical Donaldson Co Inc
Publication of BR112022009395A2 publication Critical patent/BR112022009395A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/02—Combinations of filters of different kinds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • 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
    • 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
    • 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
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • 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
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0216—Bicomponent or multicomponent fibres
    • B01D2239/0233—Island-in-sea
    • 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
    • B01D2239/025—Types of fibres, filaments or particles, self-supporting or supported materials comprising nanofibres
    • 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
    • B01D2239/0618—Non-woven
    • 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
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0636—Two or more types of fibres present in the filter material
    • 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
    • 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
    • B01D2239/08—Special characteristics of binders
    • B01D2239/086—Binders between particles or 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
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1216—Pore size
    • 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
    • B01D2239/1225—Fibre length
    • 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
    • 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
    • B01D2239/1266—Solidity
    • 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
    • B01D2239/1291—Other parameters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
BR112022009395A 2020-04-03 2021-04-02 Compósitos de filtração BR112022009395A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063004926P 2020-04-03 2020-04-03
US202063081159P 2020-09-21 2020-09-21
PCT/US2021/025674 WO2021203067A1 (en) 2020-04-03 2021-04-02 Filtration composites

Publications (1)

Publication Number Publication Date
BR112022009395A2 true BR112022009395A2 (pt) 2022-10-11

Family

ID=75660376

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022009395A BR112022009395A2 (pt) 2020-04-03 2021-04-02 Compósitos de filtração

Country Status (7)

Country Link
US (1) US20230021769A1 (https=)
EP (1) EP4126293A1 (https=)
JP (1) JP7842013B2 (https=)
KR (1) KR20220155979A (https=)
CN (2) CN115666755B (https=)
BR (1) BR112022009395A2 (https=)
WO (1) WO2021203067A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114938636A (zh) 2019-10-08 2022-08-23 唐纳森公司 包括混合直径细纤维的过滤介质层
CN116194187A (zh) * 2020-04-02 2023-05-30 唐纳森公司 过滤介质、复合材料以及使用该过滤介质的面罩系统
JP7738556B2 (ja) 2020-04-03 2025-09-12 ドナルドソン カンパニー，インコーポレイティド 濾過媒体
AU2023249356B2 (en) * 2022-04-08 2026-02-05 LMS Technologies, Inc. Filtration media and filters

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04313313A (ja) * 1991-04-12 1992-11-05 Mitsubishi Paper Mills Ltd 液体濾過用フィルター濾材
DE4309845C2 (de) 1993-03-26 1996-10-31 Seitz Filter Werke Filtermaterial und Verfahren zu seiner Herstellung
US20040116026A1 (en) * 2002-12-05 2004-06-17 Filter Materials, Inc. Charged synthetic nonwoven filtration media and method for producing same
US7666343B2 (en) * 2006-10-18 2010-02-23 Polymer Group, Inc. Process and apparatus for producing sub-micron fibers, and nonwovens and articles containing same
US8308834B2 (en) * 2007-03-05 2012-11-13 Bha Group, Inc. Composite filter media
DE202007013215U1 (de) 2007-09-19 2009-02-12 Mann+Hummel Gmbh Getriebeölfilter mit abströmseitiger Meltblownlage
US8262780B2 (en) * 2009-07-22 2012-09-11 Bha Group, Inc High performance gas turbine inlet filter (HEPA) using membrane media
JP5865058B2 (ja) 2011-12-19 2016-02-17 株式会社マーレ フィルターシステムズ フィルター用ろ材およびその製造方法、ならびにフィルター
US8882876B2 (en) * 2012-06-20 2014-11-11 Hollingsworth & Vose Company Fiber webs including synthetic fibers
US9352267B2 (en) * 2012-06-20 2016-05-31 Hollingsworth & Vose Company Absorbent and/or adsorptive filter media
US11090590B2 (en) * 2012-11-13 2021-08-17 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
EP3738659A1 (en) * 2013-02-25 2020-11-18 Hollingsworth & Vose Company Multi-layered filter media
WO2014164127A1 (en) * 2013-03-09 2014-10-09 Donaldson Company, Inc. Nonwoven filtration media including microfibrillated cellulose fibers
US20160067641A1 (en) * 2014-09-08 2016-03-10 Hollingsworth & Vose Company Hot oil durable media
US20180361287A1 (en) * 2017-06-16 2018-12-20 Hollingsworth & Vose Company Filter media including a multi-phase pre-filter
JP2021521000A (ja) 2018-04-16 2021-08-26 アールストローム − ムンクショー オーワイジェイ ワイヤ放電加工（ｗｅｄｍ）プロセスに関連する流体の濾過に特に有用な濾過媒体
GB201812655D0 (en) * 2018-08-03 2018-09-19 Dyson Technology Ltd A filter assembly for a fan

Also Published As

Publication number Publication date
KR20220155979A (ko) 2022-11-24
CN121891845A (zh) 2026-04-21
CN115666755A (zh) 2023-01-31
EP4126293A1 (en) 2023-02-08
US20230021769A1 (en) 2023-01-26
WO2021203067A1 (en) 2021-10-07
JP2023520091A (ja) 2023-05-16
JP7842013B2 (ja) 2026-04-07
CN115666755B (zh) 2026-01-23

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Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]