CA2384508A1 - Soft, absorbent material for use in absorbent articles and process for making the same - Google Patents

Soft, absorbent material for use in absorbent articles and process for making the same Download PDF

Info

Publication number
CA2384508A1
CA2384508A1 CA002384508A CA2384508A CA2384508A1 CA 2384508 A1 CA2384508 A1 CA 2384508A1 CA 002384508 A CA002384508 A CA 002384508A CA 2384508 A CA2384508 A CA 2384508A CA 2384508 A1 CA2384508 A1 CA 2384508A1
Authority
CA
Canada
Prior art keywords
web
layer
absorbent
tissue
absorbent material
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.)
Abandoned
Application number
CA002384508A
Other languages
English (en)
French (fr)
Inventor
Krishnakumar Rangachari
Erol Tan
Steven Scott Harlen
Kimberly W. Sumner
David S. Varney
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.)
Rayonier Products and Financial Services Co
Original Assignee
Individual
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
Priority claimed from US09/390,018 external-priority patent/US6485667B1/en
Application filed by Individual filed Critical Individual
Publication of CA2384508A1 publication Critical patent/CA2384508A1/en
Abandoned 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
    • A61F13/531—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 a homogeneous composition through the thickness of the pad
    • 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
    • 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
    • A61F2013/15008—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterized by the use
    • A61F2013/15016—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterized by the use for breast; pads for bras
    • 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
    • A61F2013/530481—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 superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530489—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 superabsorbent materials, i.e. highly absorbent polymer gel materials being randomly mixed in with other material

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical & Material Sciences (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
CA002384508A 1999-09-03 2000-08-15 Soft, absorbent material for use in absorbent articles and process for making the same Abandoned CA2384508A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US09/390,018 1999-09-03
US09/390,018 US6485667B1 (en) 1997-01-17 1999-09-03 Process for making a soft, strong, absorbent material for use in absorbent articles
US63301900A 2000-08-04 2000-08-04
US09/633,019 2000-08-04
PCT/US2000/022405 WO2001018302A1 (en) 1999-09-03 2000-08-15 Soft, absorbent material for use in absorbent articles and process for making the same

Publications (1)

Publication Number Publication Date
CA2384508A1 true CA2384508A1 (en) 2001-03-15

Family

ID=27012944

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002384508A Abandoned CA2384508A1 (en) 1999-09-03 2000-08-15 Soft, absorbent material for use in absorbent articles and process for making the same

Country Status (11)

Country Link
EP (1) EP1268914A1 (sr)
JP (1) JP2003508647A (sr)
CN (2) CN1177090C (sr)
AU (1) AU6908700A (sr)
BR (1) BR0014164A (sr)
CA (1) CA2384508A1 (sr)
IL (1) IL148199A0 (sr)
IN (1) IN2002MU00212A (sr)
MX (1) MXPA02002278A (sr)
TR (1) TR200200537T2 (sr)
WO (1) WO2001018302A1 (sr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10251137A1 (de) * 2002-10-31 2004-05-13 Basf Ag Ultradünne Materialien aus Faser und Superabsorber
US7717894B2 (en) 2005-10-18 2010-05-18 Oji Paper Co., Ltd. Liquid-absorbent sheet and method for producing the same
JP4919774B2 (ja) * 2006-11-17 2012-04-18 花王株式会社 吸収体
JP4993479B2 (ja) * 2007-03-27 2012-08-08 花王株式会社 吸収性物品
CN102170848A (zh) 2008-08-06 2011-08-31 巴斯夫欧洲公司 流体吸收制品
EP2722026A1 (en) 2010-06-15 2014-04-23 Asahi Kasei Chemicals Corporation Absorbent Sheet And Method For Producing Same
JP4786758B2 (ja) * 2010-07-02 2011-10-05 ユニ・チャーム株式会社 吸水性材料の集合体を薄くする方法およびその方法によって得られる厚さの薄い吸水性材料の集合体
WO2018184038A1 (en) * 2017-04-03 2018-10-11 Lenzing Ag Continuous filament cellulose nonwoven made with multiple bonding techniques
KR102381597B1 (ko) * 2018-06-29 2022-04-01 유니챰 가부시키가이샤 흡수성 물품
JP2022156206A (ja) * 2021-03-31 2022-10-14 セイコーエプソン株式会社 シート製造方法およびシート製造装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE508627C2 (sv) * 1994-05-04 1998-10-19 Sca Hygiene Prod Ab Förfarande för framställning av en absorberande struktur innefattande ett skikt av superabsorberande material

Also Published As

Publication number Publication date
CN1177090C (zh) 2004-11-24
BR0014164A (pt) 2002-05-07
CN1545992A (zh) 2004-11-17
EP1268914A1 (en) 2003-01-02
WO2001018302A1 (en) 2001-03-15
CN1387592A (zh) 2002-12-25
IN2002MU00212A (sr) 2006-01-13
JP2003508647A (ja) 2003-03-04
MXPA02002278A (es) 2002-07-30
AU6908700A (en) 2001-04-10
IL148199A0 (en) 2002-09-12
TR200200537T2 (tr) 2002-06-21

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued