EP3468689A4 - Filter media including fine staple fibers - Google Patents
Filter media including fine staple fibers Download PDFInfo
- Publication number
- EP3468689A4 EP3468689A4 EP17811023.5A EP17811023A EP3468689A4 EP 3468689 A4 EP3468689 A4 EP 3468689A4 EP 17811023 A EP17811023 A EP 17811023A EP 3468689 A4 EP3468689 A4 EP 3468689A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- filter media
- staple fibers
- media including
- including fine
- fine staple
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
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
- 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
- B01D39/08—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
- B01D39/10—Filter screens essentially made of metal
- B01D39/12—Filter screens essentially made of metal of wire gauze; of knitted wire; of expanded metal
-
- 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
- B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
- B01D2239/0421—Rendering the filter material hydrophilic
-
- 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
- B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
- B01D2239/0428—Rendering the filter material hydrophobic
-
- 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
- B01D2239/12—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
- B01D2239/1258—Permeability
-
- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/178,199 US20160361674A1 (en) | 2014-12-15 | 2016-06-09 | Filter media including fine staple fibers |
PCT/US2017/036585 WO2017214419A1 (en) | 2016-06-09 | 2017-06-08 | Filter media including fine staple fibers |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3468689A1 EP3468689A1 (en) | 2019-04-17 |
EP3468689A4 true EP3468689A4 (en) | 2020-01-01 |
Family
ID=60578918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17811023.5A Withdrawn EP3468689A4 (en) | 2016-06-09 | 2017-06-08 | Filter media including fine staple fibers |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3468689A4 (en) |
CN (1) | CN109310936A (en) |
WO (1) | WO2017214419A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI20185694A1 (en) * | 2018-08-22 | 2020-02-23 | Teknologian Tutkimuskeskus Vtt Oy | Process of sorption based on water interaction taking place at solid-liquid interfaces of hygroscopic cellulosic structures |
CN108950863A (en) * | 2018-09-21 | 2018-12-07 | 大连瑞源非织造布有限公司 | Wet process spun lacing oily filter cloth and preparation method thereof |
AU2020363891A1 (en) * | 2019-10-08 | 2022-03-10 | Donaldson Company, Inc. | Filter medium comprising a fine fiber layer |
US20210187421A1 (en) * | 2019-12-19 | 2021-06-24 | Hollingsworth & Vose Company | Filter media comprising a non-wetlaid backer |
TWI807276B (en) * | 2020-03-12 | 2023-07-01 | 劍亮 龔 | Air filtration system, antiviral face mask, coating obtained by drying of a solution and coated object |
MX2024004778A (en) * | 2021-10-18 | 2024-05-29 | Entegris Inc | Depth filters and related methods. |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016100300A2 (en) * | 2014-12-15 | 2016-06-23 | Hollingsworth & Vose Company | Filter media including fine staple fibers |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7063917B2 (en) * | 2001-02-21 | 2006-06-20 | Ahlstrom Mount Holly Springs, Llc | Laminated battery separator material |
US20150360156A1 (en) * | 2013-12-20 | 2015-12-17 | Hollingsworth & Vose Company | Filter media and elements with fine staple fibers |
US10195542B2 (en) * | 2014-05-15 | 2019-02-05 | Hollingsworth & Vose Company | Surface modified filter media |
-
2017
- 2017-06-08 EP EP17811023.5A patent/EP3468689A4/en not_active Withdrawn
- 2017-06-08 CN CN201780035823.XA patent/CN109310936A/en active Pending
- 2017-06-08 WO PCT/US2017/036585 patent/WO2017214419A1/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016100300A2 (en) * | 2014-12-15 | 2016-06-23 | Hollingsworth & Vose Company | Filter media including fine staple fibers |
Non-Patent Citations (1)
Title |
---|
See also references of WO2017214419A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2017214419A1 (en) | 2017-12-14 |
EP3468689A1 (en) | 2019-04-17 |
CN109310936A (en) | 2019-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20190103 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20191204 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: B01D 39/08 20060101ALI20191128BHEP Ipc: B01D 39/16 20060101AFI20191128BHEP Ipc: B01D 39/12 20060101ALI20191128BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20200714 |