CA934916A - Perforated, point-bonded nonwoven sheet - Google Patents

Perforated, point-bonded nonwoven sheet

Info

Publication number
CA934916A
CA934916A CA082199A CA82199A CA934916A CA 934916 A CA934916 A CA 934916A CA 082199 A CA082199 A CA 082199A CA 82199 A CA82199 A CA 82199A CA 934916 A CA934916 A CA 934916A
Authority
CA
Canada
Prior art keywords
perforated
point
nonwoven sheet
bonded nonwoven
bonded
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
Application number
CA082199A
Inventor
L. Garrett William
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of CA934916A publication Critical patent/CA934916A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
    • 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
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1056—Perforating lamina
    • Y10T156/1057—Subsequent to assembly of laminae
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24826—Spot bonds connect components
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904—Staple length fiber
    • Y10T428/2907—Staple length fiber with coating or impregnation

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
CA082199A 1969-07-08 1970-05-07 Perforated, point-bonded nonwoven sheet Expired CA934916A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84004969A 1969-07-08 1969-07-08

Publications (1)

Publication Number Publication Date
CA934916A true CA934916A (en) 1973-10-09

Family

ID=25281325

Family Applications (1)

Application Number Title Priority Date Filing Date
CA082199A Expired CA934916A (en) 1969-07-08 1970-05-07 Perforated, point-bonded nonwoven sheet

Country Status (4)

Country Link
US (1) US3619339A (en)
CA (1) CA934916A (en)
DE (1) DE7025718U (en)
GB (1) GB1286345A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3920874A (en) * 1970-12-16 1975-11-18 Du Pont Softened fibrillated sheet
IT1012052B (en) * 1972-03-20 1977-03-10 Du Pont NON-WOVEN FIBROUS SHEET PRODUCT AND METHOD FOR ITS PREPA RATION
DE2328470C2 (en) * 1973-06-05 1975-06-12 Vereinigte Papierwerke Schickedanz & Co, 8500 Nuernberg Method for producing splice-net-reinforced nonwoven textile fabric
US4296499A (en) * 1979-05-29 1981-10-27 Theodore P. Patterson Blister preventing foot cover
EP0080383B1 (en) * 1981-11-24 1987-02-11 Kimberly-Clark Limited Microfibre web product
US5698333A (en) * 1994-06-27 1997-12-16 Mobil Oil Corporation Multilayer film structures for use in the production of banknotes or the like
US20030032355A1 (en) * 2001-02-27 2003-02-13 Guckert Joseph R. Tougher, softer nonwoven sheet product
US20030082978A1 (en) * 2001-05-18 2003-05-01 Lim Hyun Sung Dry wipe
US20040011204A1 (en) * 2001-10-11 2004-01-22 Hendrik Both Electrostatic fibrous filter web and method of making same
DE10232147B4 (en) * 2002-07-16 2004-07-15 Corovin Gmbh Thermobonded and perforated fleece
EP1656474B1 (en) * 2003-04-03 2010-08-04 E.I. Du Pont De Nemours And Company Rotary process for forming uniform material
CN101529278A (en) * 2006-09-29 2009-09-09 E.I.内穆尔杜邦公司 Diffuse reflector comprising nonwoven sheet

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE625998A (en) * 1960-11-08 1900-01-01
US3081519A (en) * 1962-01-31 1963-03-19 Fibrillated strand
US3459627A (en) * 1964-06-12 1969-08-05 Du Pont Nonwoven fabric with columnar bonds
US3485711A (en) * 1966-06-23 1969-12-23 Du Pont Low-density web-like cushioning structure of cellular filamentary material
US3478141A (en) * 1966-08-29 1969-11-11 Du Pont Process for treating film-fibril sheets

Also Published As

Publication number Publication date
US3619339A (en) 1971-11-09
DE7025718U (en) 1970-10-29
GB1286345A (en) 1972-08-23

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