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 productInfo
- 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
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
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.
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)
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)
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 |
-
1996
- 1996-07-22 US US08/684,699 patent/US5725812A/en not_active Expired - Fee Related
-
1997
- 1997-06-30 CA CA002209413A patent/CA2209413C/en not_active Expired - Fee Related
- 1997-07-18 ES ES97630044T patent/ES2201259T3/en not_active Expired - Lifetime
- 1997-07-18 DE DE69722522T patent/DE69722522T2/en not_active Expired - Fee Related
- 1997-07-18 EP EP97630044A patent/EP0822053B1/en not_active Expired - Lifetime
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 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |