DE69602197T2 - Verbundfilter aus fasern - Google Patents
Verbundfilter aus fasernInfo
- Publication number
- DE69602197T2 DE69602197T2 DE1996602197 DE69602197T DE69602197T2 DE 69602197 T2 DE69602197 T2 DE 69602197T2 DE 1996602197 DE1996602197 DE 1996602197 DE 69602197 T DE69602197 T DE 69602197T DE 69602197 T2 DE69602197 T2 DE 69602197T2
- Authority
- DE
- Germany
- Prior art keywords
- fiber composite
- composite filter
- filter
- fiber
- composite
- 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.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- 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
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
- B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/608—Including strand or fiber material which is of specific structural definition
- Y10T442/609—Cross-sectional configuration of strand or fiber material is specified
- Y10T442/611—Cross-sectional configuration of strand or fiber material is other than circular
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/68—Melt-blown nonwoven fabric
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/491,387 US5496627A (en) | 1995-06-16 | 1995-06-16 | Composite fibrous filters |
PCT/US1996/008383 WO1997000114A1 (en) | 1995-06-16 | 1996-06-04 | Composite fibrous filters |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69602197D1 DE69602197D1 (de) | 1999-05-27 |
DE69602197T2 true DE69602197T2 (de) | 1999-08-26 |
Family
ID=23951999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1996602197 Expired - Fee Related DE69602197T2 (de) | 1995-06-16 | 1996-06-04 | Verbundfilter aus fasern |
Country Status (5)
Country | Link |
---|---|
US (1) | US5496627A (de) |
EP (1) | EP0841977B1 (de) |
JP (1) | JPH11507868A (de) |
DE (1) | DE69602197T2 (de) |
WO (1) | WO1997000114A1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9320208U1 (de) * | 1993-12-31 | 1994-03-31 | Kalthoff Luftfilter und Filtermedien GmbH, 59379 Selm | Mehrschichtiges Filtermaterial |
US5961678A (en) * | 1995-07-07 | 1999-10-05 | Flair Corporation | Filter drainage layer attachment |
US5667544A (en) * | 1996-04-29 | 1997-09-16 | Aaf International | Extended life filter apparatus |
US5672188A (en) * | 1996-05-28 | 1997-09-30 | Aaf International | High capacity filter media |
US5902480A (en) * | 1997-05-13 | 1999-05-11 | Kuss Corporation | Depth media in-tank fuel filter with extruded mesh shell |
US5820645A (en) * | 1997-05-23 | 1998-10-13 | Reemay, Inc. | Pleatable nonwoven composite article for gas filter media |
DE19752143A1 (de) * | 1997-11-25 | 1999-05-27 | Mann & Hummel Filter | Filterelement |
IT1316770B1 (it) * | 2000-02-18 | 2003-05-12 | Simone Masetti | Materiale tessuto non tessuto dotato di capacita' elettrostatica epanno per la pulitura a secco di superfici realizzato con questo |
US7785699B1 (en) * | 2000-09-06 | 2010-08-31 | Ward Calvin B | Electrostatically charged porous water-impermeable absorbent laminate for protecting work surfaces from contamination |
US6596112B1 (en) | 2000-10-20 | 2003-07-22 | Pall Corporation | Laminates of asymmetric membranes |
US20030003831A1 (en) * | 2001-06-29 | 2003-01-02 | Childs Stephen Lee | Cleaning sheets comprising multi-denier fibers |
EP1382833A1 (de) * | 2002-05-23 | 2004-01-21 | Mann + Hummel GmbH | Gasführungskanal |
US20040038014A1 (en) * | 2002-08-20 | 2004-02-26 | Donaldson Company, Inc. | Fiber containing filter media |
US6753082B1 (en) | 2003-02-26 | 2004-06-22 | Honeywell International Inc. | Absorbent fibers |
US7892993B2 (en) | 2003-06-19 | 2011-02-22 | Eastman Chemical Company | Water-dispersible and multicomponent fibers from sulfopolyesters |
US8513147B2 (en) | 2003-06-19 | 2013-08-20 | Eastman Chemical Company | Nonwovens produced from multicomponent fibers |
US20040260034A1 (en) | 2003-06-19 | 2004-12-23 | Haile William Alston | Water-dispersible fibers and fibrous articles |
WO2006045078A2 (en) * | 2004-10-19 | 2006-04-27 | The Government Of The United States Of America, As Represented By The Secretary Of The Air Force | Fibers with axial capillary slot that enhances adsorption, absorption and separation |
US8293107B1 (en) * | 2005-10-19 | 2012-10-23 | The United States Of America As Represented By The Secretary Of The Air Force | Fibers with axial capillary slit that enhances adsorption, absorption and separation |
US20110003144A1 (en) * | 2006-11-14 | 2011-01-06 | Philip John Brown | Capillary-channeled polymer fibers modified for defense against chemical and biological contaminants |
EP2212013A4 (de) * | 2007-10-22 | 2011-12-07 | Clean Earth Tech Llc | Verfahren und vorrichtung zur gasfilterprüfung |
TWI414328B (zh) * | 2008-09-18 | 2013-11-11 | Nat Health Research Institutes | 可植入性神經再生導管 |
DE202009003669U1 (de) | 2009-03-17 | 2010-08-12 | Mann+Hummel Gmbh | Filterelement |
US8512519B2 (en) | 2009-04-24 | 2013-08-20 | Eastman Chemical Company | Sulfopolyesters for paper strength and process |
US8501644B2 (en) * | 2009-06-02 | 2013-08-06 | Christine W. Cole | Activated protective fabric |
US9273417B2 (en) | 2010-10-21 | 2016-03-01 | Eastman Chemical Company | Wet-Laid process to produce a bound nonwoven article |
US20120175298A1 (en) * | 2010-10-21 | 2012-07-12 | Eastman Chemical Company | High efficiency filter |
JP2012170904A (ja) * | 2011-02-22 | 2012-09-10 | Amano Corp | 集塵用フィルタ及びそのフィルタを備えた集塵装置 |
US8840758B2 (en) | 2012-01-31 | 2014-09-23 | Eastman Chemical Company | Processes to produce short cut microfibers |
US20140017263A1 (en) | 2012-06-28 | 2014-01-16 | Clemson University | Delivery Agents for Targeted Treatment of Elastin Degradation |
US9617685B2 (en) | 2013-04-19 | 2017-04-11 | Eastman Chemical Company | Process for making paper and nonwoven articles comprising synthetic microfiber binders |
US9795573B2 (en) | 2013-09-24 | 2017-10-24 | Clemson University | Multi-step connective tissue stabilization method and stabilized tissue formed thereby |
US9598802B2 (en) | 2013-12-17 | 2017-03-21 | Eastman Chemical Company | Ultrafiltration process for producing a sulfopolyester concentrate |
US9605126B2 (en) | 2013-12-17 | 2017-03-28 | Eastman Chemical Company | Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3490211A (en) * | 1967-07-31 | 1970-01-20 | Keystone Filter Media Co | High efficiency particulate air filter |
US4215682A (en) * | 1978-02-06 | 1980-08-05 | Minnesota Mining And Manufacturing Company | Melt-blown fibrous electrets |
US4267002A (en) * | 1979-03-05 | 1981-05-12 | Eastman Kodak Company | Melt blowing process |
US4392808A (en) * | 1982-06-21 | 1983-07-12 | Eastman Kodak Company | Spinneret orifice cross-sections |
US4824451A (en) * | 1985-12-31 | 1989-04-25 | Kimberly-Clark Corporation | Melt-blown filter medium |
US4714647A (en) * | 1986-05-02 | 1987-12-22 | Kimberly-Clark Corporation | Melt-blown material with depth fiber size gradient |
US4707409A (en) * | 1986-07-29 | 1987-11-17 | Eastman Kodak Company | Spinneret orifices and four-wing filament cross-sections therefrom |
US4954398A (en) * | 1988-02-16 | 1990-09-04 | Eastman Kodak Company | Modified grooved polyester fibers and process for production thereof |
US4904174A (en) * | 1988-09-15 | 1990-02-27 | Peter Moosmayer | Apparatus for electrically charging meltblown webs (B-001) |
NZ233094A (en) * | 1989-04-04 | 1992-07-28 | Eastman Kodak Co | Synthetic fibre with grooves spontaneously transports water on its surface |
ZA931264B (en) * | 1992-02-27 | 1993-09-17 | Atomic Energy South Africa | Filtration. |
US5268229A (en) * | 1992-07-23 | 1993-12-07 | Eastman Kodak Company | Spinneret orifices and filament cross-sections with stabilizing legs therefrom |
US5275859A (en) * | 1992-12-21 | 1994-01-04 | Eastman Kodak Company | Tobacco smoke filter |
JP3401809B2 (ja) * | 1992-12-28 | 2003-04-28 | 東レ株式会社 | 複合濾材 |
US5336286A (en) * | 1993-04-26 | 1994-08-09 | Hoechst Celanese Corporation | High efficiency air filtration media |
-
1995
- 1995-06-16 US US08/491,387 patent/US5496627A/en not_active Expired - Lifetime
-
1996
- 1996-06-04 JP JP50310597A patent/JPH11507868A/ja not_active Ceased
- 1996-06-04 WO PCT/US1996/008383 patent/WO1997000114A1/en active IP Right Grant
- 1996-06-04 DE DE1996602197 patent/DE69602197T2/de not_active Expired - Fee Related
- 1996-06-04 EP EP19960916980 patent/EP0841977B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5496627A (en) | 1996-03-05 |
EP0841977A1 (de) | 1998-05-20 |
DE69602197D1 (de) | 1999-05-27 |
EP0841977B1 (de) | 1999-04-21 |
WO1997000114A1 (en) | 1997-01-03 |
JPH11507868A (ja) | 1999-07-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: CLEMSON UNIVERSITY RESEARCH FOUNDATION, CLEMSON, S |
|
8339 | Ceased/non-payment of the annual fee |