DE3917791A1 - Vliesmaterial, insbesondere verbundvliesmaterial - Google Patents

Vliesmaterial, insbesondere verbundvliesmaterial

Info

Publication number
DE3917791A1
DE3917791A1 DE3917791A DE3917791A DE3917791A1 DE 3917791 A1 DE3917791 A1 DE 3917791A1 DE 3917791 A DE3917791 A DE 3917791A DE 3917791 A DE3917791 A DE 3917791A DE 3917791 A1 DE3917791 A1 DE 3917791A1
Authority
DE
Germany
Prior art keywords
nonwoven material
material according
discrete
hydrophilized
permeable
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
DE3917791A
Other languages
German (de)
English (en)
Other versions
DE3917791C2 (enrdf_load_stackoverflow
Inventor
Heinz-H Boich
Tarek Dr Fahmy
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.)
Corovin GmbH
Original Assignee
Corovin GmbH
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 Corovin GmbH filed Critical Corovin GmbH
Priority to DE3917791A priority Critical patent/DE3917791A1/de
Priority to PCT/DE1990/000413 priority patent/WO1990014813A1/de
Publication of DE3917791A1 publication Critical patent/DE3917791A1/de
Application granted granted Critical
Publication of DE3917791C2 publication Critical patent/DE3917791C2/de
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
    • A61F13/53713—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction the layer having a promotional function on liquid propagation in the vertical direction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/5116—Topsheet, i.e. the permeable cover or layer facing the skin being formed of multiple layers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
    • A61F13/5123—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations the apertures being formed on a multilayer top sheet
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/513—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability
    • A61F13/51305—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability having areas of different permeability
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53743—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the position of the layer relative to the other layers
    • A61F13/53747—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the position of the layer relative to the other layers the layer is facing the topsheet
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F2013/53765—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry
    • A61F2013/53782—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry with holes

Landscapes

  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
DE3917791A 1989-06-01 1989-06-01 Vliesmaterial, insbesondere verbundvliesmaterial Granted DE3917791A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE3917791A DE3917791A1 (de) 1989-06-01 1989-06-01 Vliesmaterial, insbesondere verbundvliesmaterial
PCT/DE1990/000413 WO1990014813A1 (de) 1989-06-01 1990-05-29 Vliesmaterial, insbesondere verbundvliesmaterial

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3917791A DE3917791A1 (de) 1989-06-01 1989-06-01 Vliesmaterial, insbesondere verbundvliesmaterial

Publications (2)

Publication Number Publication Date
DE3917791A1 true DE3917791A1 (de) 1990-12-06
DE3917791C2 DE3917791C2 (enrdf_load_stackoverflow) 1992-06-04

Family

ID=6381795

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3917791A Granted DE3917791A1 (de) 1989-06-01 1989-06-01 Vliesmaterial, insbesondere verbundvliesmaterial

Country Status (2)

Country Link
DE (1) DE3917791A1 (enrdf_load_stackoverflow)
WO (1) WO1990014813A1 (enrdf_load_stackoverflow)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4108937A1 (de) * 1990-12-27 1992-07-02 Corovin Gmbh Verbundvliesmaterial
DE4321155A1 (de) * 1993-06-25 1995-01-05 Schickedanz Ver Papierwerk Flächiges, nicht-gewebtes Fasernlagenmaterial zum Einsatz in Hygieneartikeln
DE4437165A1 (de) * 1994-10-18 1996-04-25 Hpp & C Marketing Consultants Unidirektional flüssigkeitsdurchlässige Bahn
WO1998056326A1 (en) * 1997-06-13 1998-12-17 Texon Uk Limited Material suitable for use in absorbing liquid and method of making same
WO1999042067A1 (en) * 1998-02-20 1999-08-26 The Procter & Gamble Company Method of making a slitted or particulate absorbent material and structures formed thereby
EP1086676A1 (de) * 1999-09-23 2001-03-28 Christian Heinrich Sandler GmbH & Co. KG Einweg-Hygieneartikel
EP0956192A4 (en) * 1996-12-06 2002-06-05 Bba Nonwovens Simpsonville Inc NON-WOVEN SAIL LAMINATE WITH A RELATIVELY HYDROPHILIC AREA AND CORRESPONDING MANUFACTURING METHODS
EP1344511A3 (en) * 1997-03-21 2003-10-15 Kimberly-Clark Worldwide, Inc. Dual-zoned absorbent webs
US20180291543A1 (en) * 2016-12-14 2018-10-11 First Quality Nonwovens, Inc. Multi-denier hydraulically treated nonwoven fabrics and method of making the same
US10737459B2 (en) * 2016-12-14 2020-08-11 Pfnonwovens Llc Hydraulically treated nonwoven fabrics and method of making the same

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69108059T2 (de) * 1991-01-03 1995-09-07 Procter & Gamble Absorbierender artikel mit einem schnell aufnehmenden absorbtionskern aus mehreren lagen.
US5899894A (en) * 1991-07-30 1999-05-04 Societa' Consortile Ricerche Angelini, S.p.A. Absorbent article with elasticated flaps
US5669895A (en) 1991-11-11 1997-09-23 The Procter & Gamble Company Absorbent article having rapid distribution strip
EP0612233B1 (en) * 1991-11-11 1996-04-24 The Procter & Gamble Company Absorbent article with comfortable and rapid acquisition topsheet
IT1257101B (it) 1992-09-16 1996-01-05 Gianfranco Palumbo Articolo assorbente con distribuzione controllata del liquido.
WO1995011649A1 (en) * 1993-10-28 1995-05-04 KRØYER, Ingelise Method of producing flow lines in a sanitary product
DE9406026U1 (de) * 1994-04-12 1994-06-01 VP-Schickedanz AG, 90489 Nürnberg Hygiene-Zellstofftuch
US6168849B1 (en) * 1997-11-14 2001-01-02 Kimberly-Clark Worldwide, Inc. Multilayer cover system and method for producing same
EP0953324A1 (en) * 1998-04-28 1999-11-03 The Procter & Gamble Company Apertured laminate web
US6613028B1 (en) 1998-12-22 2003-09-02 Kimberly-Clark Worldwide, Inc. Transfer delay for increased access fluff capacity
DE19949115A1 (de) * 1999-10-12 2001-05-23 Boich Heinz Horst Flüssigkeitsverteilungs- und Speicher-System
ATE418949T1 (de) 2005-09-23 2009-01-15 Procter & Gamble Perforierte deck- und flüssigkeitsaufnahmeschicht
EP1776940B1 (en) 2005-09-23 2012-06-06 The Procter & Gamble Company Apertured liquid acquisition dual layer
EP1767177B1 (en) * 2005-09-23 2016-06-15 The Procter & Gamble Company Apertured liquid acquisition layer with caliper recovery
US9237973B2 (en) * 2012-01-31 2016-01-19 Kimberly-Clark Worldwide, Inc. Treated apertures

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2511011A1 (de) * 1974-03-14 1975-09-18 Procter & Gamble Saugfaehiges polster
DE2722860B2 (de) * 1977-05-20 1980-04-10 J.H. Benecke Gmbh, 3000 Hannover Verbundflächengebilde mit hoher Saugfähigkeit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1610508A1 (de) * 1967-09-30 1971-05-27 Bard Inc C R Gegenstand zum Adsorbieren von Fluessigkeiten
CA1033903A (en) * 1971-11-30 1978-07-04 Johnson And Johnson Hydrophobic sheet with hydrophilic passages
US4397644A (en) * 1982-02-04 1983-08-09 Kimberly-Clark Corporation Sanitary napkin with improved comfort
DE3666140D1 (en) * 1986-01-31 1989-11-16 Uni Charm Corp Facing for absorptive articles and process for making it
US4908026A (en) * 1986-12-22 1990-03-13 Kimberly-Clark Corporation Flow distribution system for absorbent pads

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2511011A1 (de) * 1974-03-14 1975-09-18 Procter & Gamble Saugfaehiges polster
DE2722860B2 (de) * 1977-05-20 1980-04-10 J.H. Benecke Gmbh, 3000 Hannover Verbundflächengebilde mit hoher Saugfähigkeit

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4108937A1 (de) * 1990-12-27 1992-07-02 Corovin Gmbh Verbundvliesmaterial
DE4321155A1 (de) * 1993-06-25 1995-01-05 Schickedanz Ver Papierwerk Flächiges, nicht-gewebtes Fasernlagenmaterial zum Einsatz in Hygieneartikeln
DE4321155C2 (de) * 1993-06-25 2003-10-30 Procter & Gamble Flächiges, nicht-gewebtes Fasernlagenmaterial zum Einsatz in Hygieneartikeln
DE4437165A1 (de) * 1994-10-18 1996-04-25 Hpp & C Marketing Consultants Unidirektional flüssigkeitsdurchlässige Bahn
EP0956192A4 (en) * 1996-12-06 2002-06-05 Bba Nonwovens Simpsonville Inc NON-WOVEN SAIL LAMINATE WITH A RELATIVELY HYDROPHILIC AREA AND CORRESPONDING MANUFACTURING METHODS
EP1344511A3 (en) * 1997-03-21 2003-10-15 Kimberly-Clark Worldwide, Inc. Dual-zoned absorbent webs
WO1998056326A1 (en) * 1997-06-13 1998-12-17 Texon Uk Limited Material suitable for use in absorbing liquid and method of making same
US6410820B1 (en) 1997-11-14 2002-06-25 The Procter & Gamble Company Method of making a slitted or particulate absorbent material and structures formed thereby
AU750132B2 (en) * 1998-02-20 2002-07-11 Procter & Gamble Company, The Method of making a slitted or particulate absorbent material and structures formed thereby
WO1999042067A1 (en) * 1998-02-20 1999-08-26 The Procter & Gamble Company Method of making a slitted or particulate absorbent material and structures formed thereby
EP1086676A1 (de) * 1999-09-23 2001-03-28 Christian Heinrich Sandler GmbH & Co. KG Einweg-Hygieneartikel
US20180291543A1 (en) * 2016-12-14 2018-10-11 First Quality Nonwovens, Inc. Multi-denier hydraulically treated nonwoven fabrics and method of making the same
US10737459B2 (en) * 2016-12-14 2020-08-11 Pfnonwovens Llc Hydraulically treated nonwoven fabrics and method of making the same
US10767296B2 (en) * 2016-12-14 2020-09-08 Pfnonwovens Llc Multi-denier hydraulically treated nonwoven fabrics and method of making the same

Also Published As

Publication number Publication date
WO1990014813A1 (de) 1990-12-13
DE3917791C2 (enrdf_load_stackoverflow) 1992-06-04

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Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee