MX2023004011A - Lamina de filtrado y metodos de fabricacion de laminas de filtrado. - Google Patents

Lamina de filtrado y metodos de fabricacion de laminas de filtrado.

Info

Publication number
MX2023004011A
MX2023004011A MX2023004011A MX2023004011A MX2023004011A MX 2023004011 A MX2023004011 A MX 2023004011A MX 2023004011 A MX2023004011 A MX 2023004011A MX 2023004011 A MX2023004011 A MX 2023004011A MX 2023004011 A MX2023004011 A MX 2023004011A
Authority
MX
Mexico
Prior art keywords
filter sheet
sheet media
group
glass fibers
âμm
Prior art date
Application number
MX2023004011A
Other languages
English (en)
Inventor
Rami Haakana
Harri Niemelä
Hanna Rahiala
Juha Sorvari
Andrea Corradi
Andrea Grosso
Andrea Frillici
Francesco Stopponi
Original Assignee
Ahlstrom Oyj
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 Ahlstrom Oyj filed Critical Ahlstrom Oyj
Publication of MX2023004011A publication Critical patent/MX2023004011A/es

Links

Classifications

    • 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
    • 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous
    • B01D39/2024—Glass or glassy material the material being filamentary or fibrous otherwise bonded, e.g. by resins
    • 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous
    • 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
    • B01D2239/08—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
    • B01D2239/10—Filtering material manufacturing
    • 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
    • B01D2239/125—Size distribution

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)

Abstract

Una lámina de filtrado (1) para para aplicaciones de filtrado de aire y gas que cumple los criterios de la norma EN779:2012 de medios de filtrado de clase M6, donde la lámina de filtrado (1) comprende: el primer grupo de fibras de vidrio (20) que tienen un diámetro de fibra en un rango de mayor o igual a 6 µm hasta 20 µm; un segundo grupo de fibras de vidrio (30) que tienen un diámetro de fibra en un rango de 0,2 µm a menos de 6 µm; un aglutinante (40); el segundo grupo de fibras de vidrio (30) tiene un gradiente de distribución de fibras a lo largo del grosor (13) de las láminas de filtrado (1) de manera que el segundo grupo de fibras de vidrio (30) se distribuye a lo largo del grosor (13) de las láminas de filtrado (1), donde la lámina de filtrado (1) tiene más fibras de vidrio del segundo grupo (30) cerca de la primera superficie (11) que de la segunda superficie (12). También se describe un método para su fabricación.
MX2023004011A 2020-10-08 2021-10-07 Lamina de filtrado y metodos de fabricacion de laminas de filtrado. MX2023004011A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20205988A FI20205988A1 (en) 2020-10-08 2020-10-08 FILTER PLATE MATERIAL AND METHOD FOR MANUFACTURING FILTER PLATE MATERIAL
PCT/IB2021/059221 WO2022074611A1 (en) 2020-10-08 2021-10-07 Filter sheet media and method for manufacturing a filter sheet media

Publications (1)

Publication Number Publication Date
MX2023004011A true MX2023004011A (es) 2023-04-26

Family

ID=78536423

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2023004011A MX2023004011A (es) 2020-10-08 2021-10-07 Lamina de filtrado y metodos de fabricacion de laminas de filtrado.

Country Status (8)

Country Link
US (1) US20230381698A1 (es)
EP (1) EP4225470A1 (es)
KR (1) KR20230071191A (es)
CN (1) CN116322910A (es)
CA (1) CA3198214A1 (es)
FI (1) FI20205988A1 (es)
MX (1) MX2023004011A (es)
WO (1) WO2022074611A1 (es)

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6531078B2 (en) 2001-02-26 2003-03-11 Ahlstrom Glassfibre Oy Method for foam casting using three-dimensional molds
US20050160711A1 (en) * 2004-01-28 2005-07-28 Alain Yang Air filtration media
FI115512B (fi) 2001-11-09 2005-05-31 Ahlstrom Glassfibre Oy Menetelmä ja laitteisto vaahtorainauksen suorittamiseksi
WO2008103821A2 (en) * 2007-02-23 2008-08-28 Donaldson Company, Inc. Formed filter element
US8267681B2 (en) * 2009-01-28 2012-09-18 Donaldson Company, Inc. Method and apparatus for forming a fibrous media
US20100212272A1 (en) * 2009-02-24 2010-08-26 Hollingsworth & Vose Company Filter media suitable for ashrae applications
US8950587B2 (en) * 2009-04-03 2015-02-10 Hollingsworth & Vose Company Filter media suitable for hydraulic applications
US8951420B2 (en) * 2009-04-03 2015-02-10 Hollingsworth & Vose Company Filter media suitable for hydraulic applications
US9027765B2 (en) * 2010-12-17 2015-05-12 Hollingsworth & Vose Company Filter media with fibrillated fibers
US9211491B2 (en) * 2012-11-06 2015-12-15 Lydall, Inc. Air filtration media and processes for manufacturing the same
JP6045687B2 (ja) * 2013-04-15 2016-12-14 北越紀州製紙株式会社 エアフィルタ用濾材の製造方法
US20150053627A1 (en) * 2013-08-26 2015-02-26 Hollingsworth & Vose Company Filter media having an optimized gradient
CN106573191A (zh) * 2014-08-06 2017-04-19 克拉克引擎移动解决方案有限责任公司 具有改善容量的复合高效过滤介质
US10449474B2 (en) 2015-09-18 2019-10-22 Hollingsworth & Vose Company Filter media including a waved filtration layer
CN105274903B (zh) * 2015-10-22 2018-02-23 南京航空航天大学 一种梯度分布双组份玻璃纤维滤纸及其制备方法
CN105970715A (zh) * 2016-04-22 2016-09-28 苏州派欧技术咨询服务有限公司 一种三层复合过滤纸及其制备方法
WO2017187021A1 (en) * 2016-04-29 2017-11-02 Ahlstrom-Munksjö Oyj Filter medium, method of manufacturing the same and uses thereof
DE102016015248A1 (de) * 2016-12-21 2018-06-21 Johns Manville Europe Gmbh Hocheffizientes Filtermedium
US10569508B2 (en) * 2017-06-19 2020-02-25 Johns Manville Multilayer facer
CN110820423A (zh) * 2019-09-29 2020-02-21 中材科技股份有限公司 一种梯度结构玻璃纤维滤纸及其制备方法和应用

Also Published As

Publication number Publication date
KR20230071191A (ko) 2023-05-23
CA3198214A1 (en) 2022-04-14
FI20205988A1 (en) 2022-04-09
CN116322910A (zh) 2023-06-23
WO2022074611A1 (en) 2022-04-14
EP4225470A1 (en) 2023-08-16
US20230381698A1 (en) 2023-11-30

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