HK1013967A1 - Post-treatment of laminated nonwoven webs - Google Patents

Post-treatment of laminated nonwoven webs

Info

Publication number
HK1013967A1
HK1013967A1 HK98115152A HK98115152A HK1013967A1 HK 1013967 A1 HK1013967 A1 HK 1013967A1 HK 98115152 A HK98115152 A HK 98115152A HK 98115152 A HK98115152 A HK 98115152A HK 1013967 A1 HK1013967 A1 HK 1013967A1
Authority
HK
Hong Kong
Prior art keywords
post
treatment
nonwoven webs
laminated nonwoven
laminated
Prior art date
Application number
HK98115152A
Other languages
English (en)
Inventor
Charles B Hassenboehler Jr
Larry C Wadsworth
Original Assignee
Univ Tennessee Res Corp
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 Univ Tennessee Res Corp filed Critical Univ Tennessee Res Corp
Publication of HK1013967A1 publication Critical patent/HK1013967A1/xx

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
    • 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
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/28—Plant or installations without electricity supply, e.g. using electrets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • 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
    • 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
    • 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
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • 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
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/559—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving the fibres being within layered webs
    • 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
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
    • 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
    • D04H13/00—Other non-woven fabrics
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C3/00—Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics
    • 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
    • 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
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0471—Surface coating 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
    • B01D2239/0604—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
    • 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
    • B01D2239/1233—Fibre diameter
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C3/00—Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics
    • D06C3/06—Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics by rotary disc, roller, or like apparatus
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/05—Methods of making filter
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/39—Electrets separator

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nonwoven Fabrics (AREA)
  • Materials For Medical Uses (AREA)
  • Laminated Bodies (AREA)
  • Filtering Materials (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
HK98115152A 1993-07-22 1998-12-23 Post-treatment of laminated nonwoven webs HK1013967A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/095,932 US5443606A (en) 1992-03-26 1993-07-22 Post-treatment of laminated nonwoven cellulosic fiber webs
PCT/US1994/008329 WO1995003114A1 (en) 1993-07-22 1994-07-22 Post-treatment of laminated nonwoven cellulosic fiber webs

Publications (1)

Publication Number Publication Date
HK1013967A1 true HK1013967A1 (en) 1999-09-17

Family

ID=22254254

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98115152A HK1013967A1 (en) 1993-07-22 1998-12-23 Post-treatment of laminated nonwoven webs

Country Status (9)

Country Link
US (2) US5443606A (de)
EP (1) EP0719172B1 (de)
JP (2) JP3628326B2 (de)
CN (1) CN1045546C (de)
AU (1) AU7371794A (de)
CA (5) CA2167836C (de)
DE (1) DE69430377T2 (de)
HK (1) HK1013967A1 (de)
WO (1) WO1995003114A1 (de)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5441550A (en) * 1992-03-26 1995-08-15 The University Of Tennessee Research Corporation Post-treatment of laminated nonwoven cellulosic fiber webs
US5443606A (en) * 1992-03-26 1995-08-22 The University Of Tennessee Reserch Corporation Post-treatment of laminated nonwoven cellulosic fiber webs
US5686050A (en) * 1992-10-09 1997-11-11 The University Of Tennessee Research Corporation Method and apparatus for the electrostatic charging of a web or film
CA2124237C (en) 1994-02-18 2004-11-02 Bernard Cohen Improved nonwoven barrier and method of making the same
CA2136576C (en) 1994-06-27 2005-03-08 Bernard Cohen Improved nonwoven barrier and method of making the same
WO1996017569A2 (en) 1994-12-08 1996-06-13 Kimberly-Clark Worldwide, Inc. Method of forming a particle size gradient in an absorbent article
CA2153278A1 (en) 1994-12-30 1996-07-01 Bernard Cohen Nonwoven laminate barrier material
US5955174A (en) * 1995-03-28 1999-09-21 The University Of Tennessee Research Corporation Composite of pleated and nonwoven webs
DE19517763C2 (de) * 1995-05-15 2003-06-05 Rhodia Acetow Gmbh Formkörper aus Verbundmaterial auf der Basis von Celluloseacetat und verstärkenden natürlichen Cellulosefasern und dessen Verwendung
WO1996037276A1 (en) 1995-05-25 1996-11-28 Kimberly-Clark Worldwide, Inc. Filter matrix
CA2197978A1 (en) 1995-06-19 1996-12-20 Paul D. Spence Discharge methods and electrodes for generating plasmas at one atmosphere of pressure, and materials treated therewith
ZA965786B (en) 1995-07-19 1997-01-27 Kimberly Clark Co Nonwoven barrier and method of making the same
US6139883A (en) * 1995-07-29 2000-10-31 J. R. Crompton Limited Porous web material
JPH09117624A (ja) * 1995-10-25 1997-05-06 Chisso Corp フィルター
US5834384A (en) 1995-11-28 1998-11-10 Kimberly-Clark Worldwide, Inc. Nonwoven webs with one or more surface treatments
US6051177A (en) * 1996-03-11 2000-04-18 Ward; Gregory F. Thermo-mechanical modification of nonwoven webs
US5714067A (en) * 1996-04-02 1998-02-03 Sorrick; Charles H. High efficiency and high capacity filter media
US5667562A (en) * 1996-04-19 1997-09-16 Kimberly-Clark Worldwide, Inc. Spunbond vacuum cleaner webs
DE19642958C2 (de) * 1996-10-17 1998-08-20 Corovin Gmbh Mehrschichtiges Vlies
EP0844323A1 (de) 1996-11-22 1998-05-27 Flexus Specialty Nonwovens L.t.d. Thermomechanische Modifikation von Vliesstoffen
JP3566477B2 (ja) * 1996-12-26 2004-09-15 興研株式会社 静電フィルター
GB9702857D0 (en) 1997-02-12 1997-04-02 Crompton J R Plc Porous web material
US5883026A (en) * 1997-02-27 1999-03-16 Kimberly-Clark Worldwide, Inc. Face masks including a spunbonded/meltblown/spunbonded laminate
US6537932B1 (en) 1997-10-31 2003-03-25 Kimberly-Clark Worldwide, Inc. Sterilization wrap, applications therefor, and method of sterilizing
US6846382B1 (en) 1998-02-04 2005-01-25 Ahlstrom Windsor Locks, Llc Nonwoven web material for infusion packaging and method of making same
US6365088B1 (en) 1998-06-26 2002-04-02 Kimberly-Clark Worldwide, Inc. Electret treatment of high loft and low density nonwoven webs
US6315114B1 (en) 1999-03-23 2001-11-13 Kimberly-Clark Worldwide, Inc. Durable high fluid release wipers
US6537930B1 (en) 2000-05-18 2003-03-25 Tredegar Film Products Corporation Three-dimensional highly elastic film/non-woven composite
US7179951B2 (en) 2000-06-21 2007-02-20 The Procter & Gamble Company Absorbent barrier structures having a high convective air flow rate and articles made therefrom
CA2672562C (en) * 2000-06-21 2013-08-27 The Procter & Gamble Company Absorbent articles with an improved ventilation
US6632385B2 (en) 2001-03-23 2003-10-14 First Quality Nonwovens, Inc. Condrapable hydrophobic nonwoven web and method of making same
US20030032705A1 (en) * 2001-08-07 2003-02-13 Otter James William Ethylene terpolymer adhesive for condensing furnace heat exchanger laminate material
US6599343B2 (en) * 2001-10-09 2003-07-29 Carrier Corporation Method and apparatus for assembling an expandable and disposable media filter
US6833187B2 (en) 2003-04-16 2004-12-21 Weyerhaeuser Company Unbleached pulp for lyocell products
US6790527B1 (en) 2003-04-16 2004-09-14 Weyerhaeuser Company Lyocell fiber from unbleached pulp
US7097737B2 (en) * 2003-04-16 2006-08-29 Weyerhaeuser Company Method of making a modified unbleached pulp for lyocell products
EP1486244A1 (de) * 2003-06-12 2004-12-15 Mann + Hummel GmbH Filterelement mit hydrophoben Eigenschaften
EP1538250B1 (de) * 2003-12-05 2010-01-20 Phoenix Intellectuals and Technologies Management, Inc. Verfahren zum herstellen eines elastischen vliesstoffs
US20050217226A1 (en) * 2004-04-05 2005-10-06 3M Innovative Properties Company Pleated aligned web filter
CN101193687B (zh) * 2005-06-07 2011-05-11 东洋沪机制造株式会社 过滤器材料
WO2007012140A1 (en) 2005-07-29 2007-02-01 Resmed Limited Method and apparatus for managing moisture buildup in pressurised breathing systems
US9216306B2 (en) * 2005-12-22 2015-12-22 3M Innovative Properties Company Filter element that has plenum containing bonded continuous filaments
US20070254545A1 (en) * 2006-04-27 2007-11-01 Invista North America S.A.R.L Anisotropic extensible nonwovens
US8186896B2 (en) 2007-07-16 2012-05-29 Cryovac, Inc. Apparatus and method for printing and dispensing a web
US7966743B2 (en) * 2007-07-31 2011-06-28 Eastman Kodak Company Micro-structured drying for inkjet printers
WO2009032865A1 (en) * 2007-09-07 2009-03-12 Invista Technologies S.A.R.L. Multilayer stretch nonwoven fabric composites
US7951229B2 (en) * 2007-09-11 2011-05-31 Columbus Industries, Inc. Air filter formed from slit and expanded layers of electrostatically enhanced material
US8357220B2 (en) 2008-11-07 2013-01-22 Hollingsworth & Vose Company Multi-phase filter medium
US8318318B2 (en) * 2008-12-31 2012-11-27 Weyerhaeuser Nr Company Lyocell web product
US8191214B2 (en) * 2008-12-31 2012-06-05 Weyerhaeuser Nr Company Method for making lyocell web product
US20100314333A1 (en) * 2009-06-10 2010-12-16 Hollingsworth & Vose Company Flutable fiber webs with low surface electrical resistivity for filtration
US8236082B2 (en) 2009-06-19 2012-08-07 Hollingsworth & Vose Company Flutable fiber webs with high dust holding capacity
US8679218B2 (en) 2010-04-27 2014-03-25 Hollingsworth & Vose Company Filter media with a multi-layer structure
JP2014504207A (ja) * 2010-12-08 2014-02-20 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 熱ガス濾過用の改良された媒体
ES2842407T3 (es) 2010-12-22 2021-07-14 Syqe Medical Ltd Sistema de administración de fármacos
US10245537B2 (en) 2012-05-07 2019-04-02 3M Innovative Properties Company Molded respirator having outer cover web joined to mesh
DE102013004283A1 (de) * 2013-03-13 2014-09-18 Mann + Hummel Gmbh Verfahren und Vorrichtung zur Herstellung eines Filterelements und Filterelement
US9694306B2 (en) 2013-05-24 2017-07-04 Hollingsworth & Vose Company Filter media including polymer compositions and blends
US10744286B2 (en) 2013-06-17 2020-08-18 Jeremiah P. Tao Devices and methods for surgical fire prevention
KR20150052683A (ko) * 2013-11-06 2015-05-14 삼성전자주식회사 텐터 장치
US10399039B2 (en) * 2014-06-25 2019-09-03 Emd Millipore Corporation Compact spiral-wound filter elements, modules and systems
ES2904293T3 (es) 2014-06-30 2022-04-04 Syqe Medical Ltd Dispositivo para vaporización e inhalación de sustancias aisladas
AU2015283593B2 (en) 2014-06-30 2019-08-22 Syqe Medical Ltd. Drug dose cartridge for an inhaler device
DK3160558T3 (da) 2014-06-30 2020-04-27 Syqe Medical Ltd Strømningsregulerende indåndingsanordning
US11298477B2 (en) 2014-06-30 2022-04-12 Syqe Medical Ltd. Methods, devices and systems for pulmonary delivery of active agents
JP6551771B2 (ja) * 2015-01-09 2019-07-31 パナソニックＩｐマネジメント株式会社 積層不織布および空気清浄機
CA2984690C (en) * 2015-07-16 2018-10-09 Fpinnovations Filter media comprising cellulose filaments
US11806331B2 (en) 2016-01-06 2023-11-07 Syqe Medical Ltd. Low dose therapeutic treatment
US10286346B2 (en) * 2016-11-23 2019-05-14 Martin Sobel Three dimensional filter media for extended life filter
US20200139282A1 (en) * 2017-05-30 2020-05-07 Toray Industries, Inc. Spunbond non-woven fabric for filter and method of manufacturing said fabric
CN109468752B (zh) * 2019-01-09 2020-11-10 江阴健发特种纺织品有限公司 一种多层纺熔复合厨房擦拭材料及制备方法
DE102019106772A1 (de) * 2019-03-18 2020-09-24 FOND OF GmbH Verfahren zum Herstellen eines selbstverstärkten thermoplastischen Kompositwerkstoffs
CN114206471A (zh) * 2019-08-13 2022-03-18 3M创新有限公司 纺粘空气过滤纤维网
CN112226903B (zh) * 2020-10-13 2021-12-21 山东双利华新材料股份有限公司 一种适用于无纺布加工用压平设备
TWI813425B (zh) * 2022-04-01 2023-08-21 黛莉股份有限公司 粘性間隔織物及其製造方法及使用其製成的衣物

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE499333A (de) * 1950-03-29
US2740184A (en) * 1951-03-01 1956-04-03 Albert G Thomas Electrically charged material
GB1347176A (en) * 1971-03-18 1974-02-27 Toray Industries Laminates
US4048364A (en) * 1974-12-20 1977-09-13 Exxon Research And Engineering Company Post-drawn, melt-blown webs
US4088731A (en) * 1976-07-28 1978-05-09 Clupak, Inc. Method of softening nonwoven fabrics
US4225642A (en) * 1976-12-08 1980-09-30 Teijin Limited Raised and fused fabric filter and process for producing the same
US4215682A (en) * 1978-02-06 1980-08-05 Minnesota Mining And Manufacturing Company Melt-blown fibrous electrets
US4296163A (en) * 1978-08-01 1981-10-20 Teijin Limited Fibrous composite having elasticity
US4375718A (en) * 1981-03-12 1983-03-08 Surgikos, Inc. Method of making fibrous electrets
AU565762B2 (en) * 1983-02-04 1987-09-24 Minnesota Mining And Manufacturing Company Method and apparatus for manufacturing an electret filter medium
JPS59145013A (ja) * 1983-02-07 1984-08-20 Kanai Hiroyuki エレクトレツトカ−フイルタ−エレメント
JPS60168511A (ja) * 1984-02-10 1985-09-02 Japan Vilene Co Ltd エレクトレツトフイルタの製造方法
US4874659A (en) * 1984-10-24 1989-10-17 Toray Industries Electret fiber sheet and method of producing same
US4824451A (en) * 1985-12-31 1989-04-25 Kimberly-Clark Corporation Melt-blown filter medium
US4874399A (en) * 1988-01-25 1989-10-17 Minnesota Mining And Manufacturing Company Electret filter made of fibers containing polypropylene and poly(4-methyl-1-pentene)
US4902306A (en) * 1988-08-09 1990-02-20 Air Purification Products International, Inc. Dual-dipole electrostatic air filter
US4904174A (en) * 1988-09-15 1990-02-27 Peter Moosmayer Apparatus for electrically charging meltblown webs (B-001)
US4917942A (en) * 1988-12-22 1990-04-17 Minnesota Mining And Manufacturing Company Nonwoven filter material
US4961974A (en) * 1989-03-03 1990-10-09 Ahlstrom Filtration, Inc. Laminated filters
US5053066A (en) * 1990-05-04 1991-10-01 Hassenboehler Charles B Nonwoven filter and method of manufacture
US5037455A (en) * 1990-09-14 1991-08-06 The Great American Filter Company Air filter
US5122048A (en) * 1990-09-24 1992-06-16 Exxon Chemical Patents Inc. Charging apparatus for meltblown webs
US5443606A (en) * 1992-03-26 1995-08-22 The University Of Tennessee Reserch Corporation Post-treatment of laminated nonwoven cellulosic fiber webs
US5244482A (en) * 1992-03-26 1993-09-14 The University Of Tennessee Research Corporation Post-treatment of nonwoven webs

Also Published As

Publication number Publication date
JP2004284365A (ja) 2004-10-14
CA2460108C (en) 2005-04-12
JP3628326B2 (ja) 2005-03-09
WO1995003114A1 (en) 1995-02-02
CA2460108A1 (en) 1995-02-02
CN1130879A (zh) 1996-09-11
AU7371794A (en) 1995-02-20
US5599366A (en) 1997-02-04
CA2460084C (en) 2005-04-12
CA2167836C (en) 2005-03-22
CA2460078A1 (en) 1995-02-02
CA2460084A1 (en) 1995-02-02
US5443606A (en) 1995-08-22
CA2460104A1 (en) 1995-02-02
CA2460078C (en) 2005-03-22
EP0719172A4 (de) 1999-01-07
CA2167836A1 (en) 1995-02-02
EP0719172B1 (de) 2002-04-10
CA2460104C (en) 2005-04-12
EP0719172A1 (de) 1996-07-03
CN1045546C (zh) 1999-10-13
JPH09500694A (ja) 1997-01-21
DE69430377T2 (de) 2002-08-14
DE69430377D1 (de) 2002-05-16

Similar Documents

Publication Publication Date Title
HK1013967A1 (en) Post-treatment of laminated nonwoven webs
HK1014518A1 (en) Novel composite web
TW355359U (en) Absorbent composite
AU2331395A (en) Nonwoven laminated fabrics
EP0689933A3 (de) Polyethylenterephthalat enthaltendes Laminat
AU4682893A (en) Composite elastic nonwoven fabric
ZA9410072B (en) Bandages
ZA936315B (en) Nonwoven webs having improved tensile strength characteristics
ZA941855B (en) Fat-reduced laminated doughs
HK1014564A1 (en) Post-treatment of nonwoven webs
ZA936264B (en) Laminating machine
DK0687756T3 (da) Filamentforstærket vliesbane
HU9302768D0 (en) Laminated adhesive preparation
GB2267681B (en) Abrasive absorbent composite nonwoven web
IL110113A0 (en) Nonwoven webs and method of making same
GB2263252B (en) Laminating machine
GB9223562D0 (en) Strong discontinuous polyethylene fibres
AU3130795A (en) Improved absorbent composite mat
GB2290002B (en) Absorbent passive acoustic antenna
HU9603235D0 (en) Oxidative ammonolysis of alkylpyridines
ZA954426B (en) Post-exposure prevention of HIV
GB9524929D0 (en) Laminated structures
GB2298612A8 (en) Wound dressing laminating arrangement
ZA94576B (en) Absorbent composite
AU735212C (en) Barrier nonwoven web laminates

Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20110722