EP0474422A3 - Restrictor bar and sealing arrangement for a melt blown die apparatus - Google Patents

Restrictor bar and sealing arrangement for a melt blown die apparatus Download PDF

Info

Publication number
EP0474422A3
EP0474422A3 EP19910307842 EP91307842A EP0474422A3 EP 0474422 A3 EP0474422 A3 EP 0474422A3 EP 19910307842 EP19910307842 EP 19910307842 EP 91307842 A EP91307842 A EP 91307842A EP 0474422 A3 EP0474422 A3 EP 0474422A3
Authority
EP
European Patent Office
Prior art keywords
sealing arrangement
melt blown
die apparatus
restrictor bar
blown die
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Withdrawn
Application number
EP19910307842
Other versions
EP0474422A2 (en
Inventor
Hassan Helmy
David Gubernick
Joseph T. Lin
George N. Helmstetter
William Sechler
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.)
Chicopee Inc
Original Assignee
Chicopee 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 Chicopee Inc filed Critical Chicopee Inc
Publication of EP0474422A2 publication Critical patent/EP0474422A2/en
Publication of EP0474422A3 publication Critical patent/EP0474422A3/en
Withdrawn legal-status Critical Current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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
EP19910307842 1990-08-29 1991-08-28 Restrictor bar and sealing arrangement for a melt blown die apparatus Withdrawn EP0474422A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US57442990A 1990-08-29 1990-08-29
US574429 1990-08-29

Publications (2)

Publication Number Publication Date
EP0474422A2 EP0474422A2 (en) 1992-03-11
EP0474422A3 true EP0474422A3 (en) 1992-05-27

Family

ID=24296092

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910307842 Withdrawn EP0474422A3 (en) 1990-08-29 1991-08-28 Restrictor bar and sealing arrangement for a melt blown die apparatus

Country Status (5)

Country Link
EP (1) EP0474422A3 (en)
JP (1) JPH04257306A (en)
KR (1) KR920004617A (en)
AU (1) AU8275691A (en)
PT (1) PT98796A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5728407A (en) * 1995-05-26 1998-03-17 Japan Vilene Company, Ltd. Die for melt-blowing apparatus
US5725812A (en) * 1996-07-08 1998-03-10 Aaf International Melt blowing apparatus and method for forming a fibrous layered web of filter media including a fluid distribution arrangement
US5891482A (en) * 1996-07-08 1999-04-06 Aaf International Melt blowing apparatus for producing a layered filter media web product
US6521555B1 (en) * 1999-06-16 2003-02-18 First Quality Nonwovens, Inc. Method of making media of controlled porosity and product thereof
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
NL2016826B1 (en) * 2016-05-25 2017-12-12 Vmi Holland Bv Extruder head for extruding cord-reinforced extrudate
CN118223137A (en) 2017-11-22 2024-06-21 挤压集团公司 Meltblowing die tip assembly and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940221A (en) * 1973-09-10 1976-02-24 Welex Incorporated Thickness control system for an extrusion die
EP0377926A1 (en) * 1986-04-26 1990-07-18 Accurate Products Company A process for preparing non-woven webs and melt-blowing apparatus therefor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940221A (en) * 1973-09-10 1976-02-24 Welex Incorporated Thickness control system for an extrusion die
US3940221B1 (en) * 1973-09-10 1993-07-27 W Bar E Inc
EP0377926A1 (en) * 1986-04-26 1990-07-18 Accurate Products Company A process for preparing non-woven webs and melt-blowing apparatus therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Dr. F. HENSEN et al.: "Handbuch der Kunstoff-Extrusionstechnik. I. Grundlagen", 1989, pages 407-409,412-413, Carl Hanser Verlag, Munich, DE *

Also Published As

Publication number Publication date
EP0474422A2 (en) 1992-03-11
AU8275691A (en) 1992-03-05
PT98796A (en) 1993-11-30
JPH04257306A (en) 1992-09-11
KR920004617A (en) 1992-03-27

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