CA2209413A1 - Improved melt blowing method for forming a fibrous layered web of filter media, melt blowing apparatus and a layered filter media web product - Google Patents

Improved melt blowing method for forming a fibrous layered web of filter media, melt blowing apparatus and a layered filter media web product

Info

Publication number
CA2209413A1
CA2209413A1 CA002209413A CA2209413A CA2209413A1 CA 2209413 A1 CA2209413 A1 CA 2209413A1 CA 002209413 A CA002209413 A CA 002209413A CA 2209413 A CA2209413 A CA 2209413A CA 2209413 A1 CA2209413 A1 CA 2209413A1
Authority
CA
Canada
Prior art keywords
filter media
melt blowing
layered
web
forming
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.)
Granted
Application number
CA002209413A
Other languages
French (fr)
Other versions
CA2209413C (en
Inventor
Kyung-Ju Choi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daikin Applied Americas Inc
Original Assignee
AAF McQuay 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 AAF McQuay Inc filed Critical AAF McQuay Inc
Publication of CA2209413A1 publication Critical patent/CA2209413A1/en
Application granted granted Critical
Publication of CA2209413C publication Critical patent/CA2209413C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D4/00—Spinnerette packs; Cleaning thereof
    • D01D4/02—Spinnerettes
    • D01D4/025—Melt-blowing or solution-blowing dies
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D01D5/098—Melt spinning methods with simultaneous stretching
    • D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)
    • 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
    • D04H18/00—Needling machines
    • D04H18/04—Needling machines with water jets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Nonwoven Fabrics (AREA)

Abstract

An apparatus and method for distributing pressurized fiber attenuating fluid through a melt blowing multi-headed die body uniformly and contaminant filtered with a minimum of energy loss before reaching the fluid attenuating outlets of the die body.
CA002209413A 1996-07-22 1997-06-30 Improved melt blowing method for forming a fibrous layered web of filter media, melt blowing apparatus and a layered filter media web product Expired - Fee Related CA2209413C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/684,699 US5725812A (en) 1996-07-08 1996-07-22 Melt blowing apparatus and method for forming a fibrous layered web of filter media including a fluid distribution arrangement
US08/684,699 1996-07-22

Publications (2)

Publication Number Publication Date
CA2209413A1 true CA2209413A1 (en) 1998-01-22
CA2209413C CA2209413C (en) 2003-07-22

Family

ID=24749193

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002209413A Expired - Fee Related CA2209413C (en) 1996-07-22 1997-06-30 Improved melt blowing method for forming a fibrous layered web of filter media, melt blowing apparatus and a layered filter media web product

Country Status (5)

Country Link
US (1) US5725812A (en)
EP (1) EP0822053B1 (en)
CA (1) CA2209413C (en)
DE (1) DE69722522T2 (en)
ES (1) ES2201259T3 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6159318A (en) * 1998-10-21 2000-12-12 Aaf International, Inc. Method for forming fibrous filter media, filter units and product
US6719846B2 (en) * 2000-03-14 2004-04-13 Nordson Corporation Device and method for applying adhesive filaments to materials such as strands or flat substrates
US7687416B2 (en) * 2000-08-09 2010-03-30 Aaf-Mcquay Inc. Arrangement for forming a layered fibrous mat of varied porosity
US6596205B1 (en) * 2000-08-09 2003-07-22 Aaf-Mcquay Arrangement for forming a layered fibrous mat of varied porosity
JP4529060B2 (en) * 2000-10-20 2010-08-25 ノードソン株式会社 Apparatus and method for applying liquid to a sheet-like object
IT1319599B1 (en) * 2000-12-20 2003-10-20 Rosaldo Fare MELT-BLOWN HEAD AND CONTROLLED FEEDING PROCEDURE FOR THE PRODUCTION OF POLYMERIC MATERIAL FIBRILLES
US7335407B2 (en) * 2001-12-20 2008-02-26 Eastman Kodak Company Multilayer inkjet recording element with porous polyester particle
US6736914B2 (en) * 2001-12-20 2004-05-18 Aaf-Mcquay, Inc. Series arrangement for forming layered fibrous mat of differing fibers and controlled surfaces
US6861025B2 (en) * 2002-06-20 2005-03-01 3M Innovative Properties Company Attenuating fluid manifold for meltblowing die
US7097684B2 (en) * 2002-12-12 2006-08-29 Aaf-Mcquay, Inc. Method of forming combined pleated scrim and filter media materials and product of same
US7018188B2 (en) * 2003-04-08 2006-03-28 The Procter & Gamble Company Apparatus for forming fibers
US6972104B2 (en) * 2003-12-23 2005-12-06 Kimberly-Clark Worldwide, Inc. Meltblown die having a reduced size
US7316552B2 (en) * 2004-12-23 2008-01-08 Kimberly-Clark Worldwide, Inc. Low turbulence die assembly for meltblowing apparatus
CA2771144C (en) 2009-08-14 2017-03-07 The Procter & Gamble Company Spinning die assembly and method for forming fibres using said assembly
CN103255587B (en) * 2012-09-16 2016-08-24 仙桃市德兴塑料制品有限公司 High filtration non-woven fabrics Automatic Production System and three M compound nonwoven cloths of production thereof
EP3714086A4 (en) 2017-11-22 2021-10-06 Extrusion Group, LLC Meltblown die tip assembly and method
CN113481611B (en) * 2021-06-17 2022-07-29 广西德福莱医疗器械有限公司 Spinneret plate assembly replacing method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825380A (en) * 1972-07-07 1974-07-23 Exxon Research Engineering Co Melt-blowing die for producing nonwoven mats
US3942723A (en) * 1974-04-24 1976-03-09 Beloit Corporation Twin chambered gas distribution system for melt blown microfiber production
IL51212A (en) * 1976-01-14 1980-03-31 Pall Corp Filter elements and process for their continuous production by laydown of thermoplastic fibers on a preformed core to form a nonwoven cylindrical web
DE3675549D1 (en) * 1986-01-10 1990-12-13 Accurate Prod Co MELT BLOW NOZZLE AND AIR DISTRIBUTION DEVICE.
AU8275691A (en) * 1990-08-29 1992-03-05 Chicopee Restrictor bar and sealing arrangement for a melt blown die apparatus
US5080569A (en) * 1990-08-29 1992-01-14 Chicopee Primary air system for a melt blown die apparatus
DE4036734C1 (en) * 1990-11-17 1992-01-30 Reifenhaeuser Gmbh & Co Maschinenfabrik, 5210 Troisdorf, De
US5618566A (en) * 1995-04-26 1997-04-08 Exxon Chemical Patents, Inc. Modular meltblowing die

Also Published As

Publication number Publication date
DE69722522T2 (en) 2004-05-19
DE69722522D1 (en) 2003-07-10
EP0822053B1 (en) 2003-06-04
US5725812A (en) 1998-03-10
EP0822053A2 (en) 1998-02-04
EP0822053A3 (en) 1998-05-20
ES2201259T3 (en) 2004-03-16
CA2209413C (en) 2003-07-22

Similar Documents

Publication Publication Date Title
CA2209413A1 (en) Improved melt blowing method for forming a fibrous layered web of filter media, melt blowing apparatus and a layered filter media web product
TW344767B (en) Fluid distribution materials, method and apparatus for providing the same
AU8125591A (en) Low fluid pressure dual-sided fiber entaglement method, apparatus and resulting product
EP0716911A3 (en) Pressure roll, molding apparatus using the pressure roll, and process for manufacturing the pressure roll
EP0675349A3 (en) Pressure transducer apparatus and method for making same.
EP0957068A4 (en) Method for producing basaltic fibres and device for realising the same
CA2209402A1 (en) Filter media web product
EP0830398A4 (en) Process for producing an oil sorbent polymer and the product thereof
CA2160261A1 (en) Method and apparatus for producing tubular products from nonwoven fibers
AU6289796A (en) Surface-modified fibrous material as a filtration medium
AU1802499A (en) Nonwoven fabrics formed from ribbon-shaped fibers and method and apparatus for making the same
ZA964601B (en) Creped and/or apertured webs and a process for producing the same.
AU2854897A (en) Nonwoven fabric and process for producing the same
CA2020874A1 (en) Procedure and means for absorbing continuous fibre bundle
AU1885097A (en) Composite fibre products and processes for their production
ZA971612B (en) A liquid permeable surface material for an absorbing product, and a method for its manufacture.
ZA966387B (en) Apparatus and process for producing a hollow part, in paticular a textile hollow part.
AU4384097A (en) A nonwoven composite, a method for the production thereof and a use thereof
AU4314896A (en) Board produced from malvaceous bast plant and process for producing the same
AU2890097A (en) Filtering material and process for the production thereof, and adsorption filter produced from said filtering material
CA2225402A1 (en) Extrusion apparatus and method for orienting plastic material by using an extrusion apparatus
EP0812956A4 (en) High performance paper and process for producing the same
CA2087557A1 (en) Method for removing catalyst
AU1637497A (en) A water-thinnable dispersion, a process for producing it, and coating media
EP0845495A3 (en) Cellulose particles, method for producing them and their use

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed