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CA1302011C - Structure absorbante concue pour absorber les liquides organiques - Google Patents

Structure absorbante concue pour absorber les liquides organiques

Info

Publication number
CA1302011C
CA1302011C CA000572693A CA572693A CA1302011C CA 1302011 C CA1302011 C CA 1302011C CA 000572693 A CA000572693 A CA 000572693A CA 572693 A CA572693 A CA 572693A CA 1302011 C CA1302011 C CA 1302011C
Authority
CA
Canada
Prior art keywords
layer
fibers
density
layer comprises
fluid
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 - Lifetime
Application number
CA000572693A
Other languages
English (en)
Inventor
Leo Joseph Bernardin
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.)
Kimberly Clark Worldwide Inc
Original Assignee
Kimberly Clark Corp
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 Kimberly Clark Corp filed Critical Kimberly Clark Corp
Application granted granted Critical
Publication of CA1302011C publication Critical patent/CA1302011C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • A61F13/534Absorbent 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
    • A61F13/535Absorbent 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 inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15203Properties of the article, e.g. stiffness or absorbency
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • A61F13/534Absorbent 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
    • A61F13/537Absorbent 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • A61F2013/530131Absorbent 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 being made in fibre but being not pulp
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • A61F2013/530437Absorbent 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 a part with elevated absorption means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • A61F2013/530481Absorbent 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 superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/53051Absorbent 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 superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged
    • A61F2013/530525Absorbent 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 superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged the maximum being at front or rear
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • A61F2013/530868Absorbent 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 characterized by the liquid distribution or transport means other than wicking layer
    • A61F2013/530927Absorbent 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 characterized by the liquid distribution or transport means other than wicking layer having longitudinal barriers
    • A61F2013/530934Absorbent 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 characterized by the liquid distribution or transport means other than wicking layer having longitudinal barriers having a density gradient

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)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
CA000572693A 1987-08-04 1988-07-21 Structure absorbante concue pour absorber les liquides organiques Expired - Lifetime CA1302011C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US081,499 1979-10-03
US8149987A 1987-08-04 1987-08-04

Publications (1)

Publication Number Publication Date
CA1302011C true CA1302011C (fr) 1992-06-02

Family

ID=22164582

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000572693A Expired - Lifetime CA1302011C (fr) 1987-08-04 1988-07-21 Structure absorbante concue pour absorber les liquides organiques

Country Status (7)

Country Link
JP (1) JPS6477603A (fr)
AU (1) AU2037288A (fr)
CA (1) CA1302011C (fr)
DE (1) DE3826425A1 (fr)
FR (1) FR2618984A1 (fr)
GB (1) GB2208477A (fr)
ZA (1) ZA885421B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4988345A (en) * 1988-05-24 1991-01-29 The Procter & Gamble Company Absorbent articles with rapid acquiring absorbent cores
MY110013A (en) * 1988-10-24 1997-11-29 Mcneil Ppc Inc Absorbent structure having multiple canals.
IT1223942B (it) * 1988-11-25 1990-09-29 Faricerca Spa Elemento assorbente migliorato e articolo assorbente comprendente tale elemento
ZA903296B (en) * 1989-05-26 1991-02-27 Kimerly Clark Corp Vertical wicking structures from wet crosslinked cellulose fiber structures
CA2025699A1 (fr) * 1989-10-25 1991-04-26 Dai W. Kim Structure composite a base de polymere ultra absorbant
IT1241592B (it) * 1990-04-30 1994-01-19 Faricerca Spa Elemento assorbente perfezionato incorporante materiale assorbente idrogelificante e articolo assorbente comprendente tale elemento
US5037409A (en) * 1990-07-12 1991-08-06 Kimberly-Clark Corporation Absorbent article having a hydrophilic flow-modulating layer
JP3107234B2 (ja) * 1991-03-28 2000-11-06 花王株式会社 吸収性物品
US5348547A (en) * 1993-04-05 1994-09-20 The Procter & Gamble Company Absorbent members having improved fluid distribution via low density and basis weight acquisition zones
US5830202A (en) * 1994-08-01 1998-11-03 The Procter & Gamble Company Absorbent comprising upper and lower gel layers
US6372952B1 (en) 1996-03-22 2002-04-16 The Procter & Gamble Company Absorbent components having a sustained acquisition rate capability upon absorbing multiple discharges of aqueous body fluids
US5855572A (en) * 1996-03-22 1999-01-05 The Procter & Gamble Company Absorbent components having a fluid acquisition zone
KR100302898B1 (ko) * 1996-03-22 2001-11-02 데이비드 엠 모이어 개선된포획능을갖는흡수코어및그를함유하는흡수제품
DE20207356U1 (de) * 2002-05-08 2003-06-12 Riesinger, Birgit, 48346 Ostbevern Absorptionskörper zum Anschluß an Haut- und Schleimhautoberflächen
US20040127873A1 (en) * 2002-12-31 2004-07-01 Varona Eugenio Go Absorbent article including porous separation layer with capillary gradient
JP5945462B2 (ja) * 2012-06-22 2016-07-05 帝人株式会社 柔軟性と保水性に優れた不織布およびその製造方法
US20220183283A1 (en) * 2020-12-16 2022-06-16 Robert Collette Insect repellant-infused disposable articles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA774047B (en) * 1976-08-09 1979-02-28 Colgate Palmolive Co Absorbent article with spaced hydrocolloid material
SE458418B (sv) * 1984-07-16 1989-04-03 Moelnlycke Ab Absorptionskropp med kontinuerlig densitetsgradient samt saett foer dess framstaellning
PH23956A (en) * 1985-05-15 1990-01-23 Procter & Gamble Absorbent articles with dual layered cores
FR2589047B1 (fr) * 1985-10-25 1990-08-31 Boisson Claire Couches absorbantes jetables a zone fixe d'absorption renforcee, differenciee selon le sexe du porteur
US4834735A (en) * 1986-07-18 1989-05-30 The Proctor & Gamble Company High density absorbent members having lower density and lower basis weight acquisition zones

Also Published As

Publication number Publication date
GB2208477A (en) 1989-04-05
JPS6477603A (en) 1989-03-23
DE3826425A1 (de) 1989-02-16
FR2618984A1 (fr) 1989-02-10
ZA885421B (en) 1989-04-26
AU2037288A (en) 1989-02-09
GB8818000D0 (en) 1988-09-01

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Legal Events

Date Code Title Description
MKEX Expiry