ES245490U - Estructura fibrosa absorbente perfeccionada. - Google Patents

Estructura fibrosa absorbente perfeccionada.

Info

Publication number
ES245490U
ES245490U ES1978245490U ES245490U ES245490U ES 245490 U ES245490 U ES 245490U ES 1978245490 U ES1978245490 U ES 1978245490U ES 245490 U ES245490 U ES 245490U ES 245490 U ES245490 U ES 245490U
Authority
ES
Spain
Prior art keywords
fibrous structure
sheet
absorbent fibrous
relatively
absorbent
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
ES1978245490U
Other languages
English (en)
Other versions
ES245490Y (es
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.)
Johnson and Johnson
Original Assignee
Johnson and Johnson
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 Johnson and Johnson filed Critical Johnson and Johnson
Publication of ES245490U publication Critical patent/ES245490U/es
Application granted granted Critical
Publication of ES245490Y publication Critical patent/ES245490Y/es
Expired 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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/22—Agents rendering paper porous, absorbent or bulky
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/26—Special paper or cardboard manufactured by dry method; Apparatus or processes for forming webs by dry method from mainly short-fibre or particle material, e.g. paper pulp
    • D21H5/265—Treatment of the formed web
    • D21H5/2657—Consolidation
    • D21H5/2671—Compression of the web, optionally with the use of a binder
    • 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
    • Y10T428/31—Surface property or characteristic of web, sheet or block
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/3188—Next to cellulosic
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/695—Including a wood containing layer
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/699—Including particulate material other than strand or fiber material

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Laminated Bodies (AREA)

Abstract

1.Estructura fibrosa absorbente perfeccionada, adecuada para ser utilizada como componente absorbente en productos absorbentes, caracteriza porque incluye una hoja de fibras celulósicas que tiene una primera porción que es una región flojamente compactada, altamente porosa, de fuerza de cohesión relativamente baja, de capilaridad relativamente reducida, de estabilidad de forma y volumen relativamente mediocre y de retentividad de fluidos relativamente reducida y una segunda porción que es una región densificada, compacta, porosa, absorbente, que tiene una fuerza de cohesión relativamente elevada, una capilaridad relativamente buena, una estabilidad de forma y volumen relativamente favorable y una rententividad de fluido relativamente elevada, estando dicha segunda porción conectada integralmente con dicha primera porción de dicha hoja de fibras, y un material hidrocoloidal en partículas distribuido en por lo menos una de dichas porciones de dicha hoja de fibras y fijado en ella por unión con las fibras celulósicas de dicha hoja. 2.Estructura fibrosa absorbente, según la reivindicación 1, caracterizada porque dicha primera porción incluye una pluralidad de concentraciones de fibras localizadas, relativamente más densas, distribuidas en ella. 3.Estructura fibrosa absorbente, según la reivindicación 1, caracterizada porque el material hidrocoloidal está distribuido en dicha segunda porción y está retenido mecánicamente en el interior de dicha segunda porción. 4.Estructura fibrosa absorbente, según la reivindicación 1, caracterizada porque dicho material hidrocoloidal está distribuido en la totalidad de dicha hoja y está unido a las fibras celulósicas de dicha hoja sustancialmente en la totalidad de la misma, y está retenido mecánicamente en el interior de dicha segunda porción. 5.Estructura fibrosa absorbente, según la reivindicación 1, caracterizado porque dicho material hidrocoloidal es un polisacárido insoluble en agua que contiene cadenas hidrófilas. 6.Estructura, según lareivindicación 5, caracterizada porque dicho polisacárido es poliacrilonitrilo de almidón. 7.Estructura fibrosa absorbente, según la reivindicación 1, caracterizada porque dicha primera porción de dicha hoja está dispuesta solamente en un lado de dicha segunda porción de dicha hoja. 8.Estructura fibrosa absorbente, según la reivindicación 1, caracterizada porque dicha segunda porción está situada en un emplazamiento intermedio de dicha hoja. 9.Estructura fibrosa absorbente perfeccionada.
ES1978245490U 1976-06-14 1978-09-22 Estructura fibrosa absorbente perfeccionada. Expired ES245490Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/695,683 US4103062A (en) 1976-06-14 1976-06-14 Absorbent panel having densified portion with hydrocolloid material fixed therein

Publications (2)

Publication Number Publication Date
ES245490U true ES245490U (es) 1980-08-01
ES245490Y ES245490Y (es) 1981-01-16

Family

ID=24794052

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1978245490U Expired ES245490Y (es) 1976-06-14 1978-09-22 Estructura fibrosa absorbente perfeccionada.

Country Status (3)

Country Link
US (1) US4103062A (es)
BE (1) BE869988Q (es)
ES (1) ES245490Y (es)

Families Citing this family (97)

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JP5839920B2 (ja) * 2011-09-30 2016-01-06 ユニ・チャーム株式会社 吸収体及び吸収性物品
JP6377785B2 (ja) * 2017-01-26 2018-08-22 ユニ・チャーム株式会社 使い捨て吸収性物品

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US3141809A (en) * 1957-06-26 1964-07-21 Johns Manville Fiber Glass Inc Mineral fiber laminate and method of making same
US3670731A (en) * 1966-05-20 1972-06-20 Johnson & Johnson Absorbent product containing a hydrocolloidal composition
US3420235A (en) * 1966-07-13 1969-01-07 Johnson & Johnson Interlabial pad
US3591448A (en) * 1966-08-15 1971-07-06 Armin Elmendorf Wood with a densified surface layer and method of making same
NO115487B (es) * 1967-02-08 1968-10-14 Saba Gmbh
US3936555A (en) * 1972-01-28 1976-02-03 The Fiberwoven Corporation Filled textile fabric with a density gradient
US3797496A (en) * 1972-05-06 1974-03-19 Physio Medics Inc Post-extraction pads
US3888257A (en) * 1973-10-01 1975-06-10 Parke Davis & Co Disposable absorbent articles
US3965904A (en) * 1975-03-18 1976-06-29 Johnson & Johnson Disposable diaper

Also Published As

Publication number Publication date
US4103062A (en) 1978-07-25
ES245490Y (es) 1981-01-16
BE869988Q (fr) 1978-12-18

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