WO2001000115A3 - Absorbent article made of compressed polyurethane foam - Google Patents

Absorbent article made of compressed polyurethane foam Download PDF

Info

Publication number
WO2001000115A3
WO2001000115A3 PCT/GB2000/002477 GB0002477W WO0100115A3 WO 2001000115 A3 WO2001000115 A3 WO 2001000115A3 GB 0002477 W GB0002477 W GB 0002477W WO 0100115 A3 WO0100115 A3 WO 0100115A3
Authority
WO
WIPO (PCT)
Prior art keywords
polyurethane foam
absorbent article
article made
compressed polyurethane
compressed
Prior art date
Application number
PCT/GB2000/002477
Other languages
French (fr)
Other versions
WO2001000115A2 (en
Inventor
Patrick Lewis Blott
Original Assignee
Smith & Nephew
Patrick Lewis Blott
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 Smith & Nephew, Patrick Lewis Blott filed Critical Smith & Nephew
Priority to AU55548/00A priority Critical patent/AU5554800A/en
Publication of WO2001000115A2 publication Critical patent/WO2001000115A2/en
Publication of WO2001000115A3 publication Critical patent/WO2001000115A3/en

Links

Classifications

    • 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
    • A61L15/425—Porous materials, e.g. foams or sponges
    • A61F13/01008—
    • 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
    • A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
    • A61F13/2051—Tampons, e.g. catamenial tampons; Accessories therefor characterised by the material or the structure of the inner absorbing core
    • 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
    • A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
    • A61F13/2051—Tampons, e.g. catamenial tampons; Accessories therefor characterised by the material or the structure of the inner absorbing core
    • A61F13/2057—Tampons, e.g. catamenial tampons; Accessories therefor characterised by the material or the structure of the inner absorbing core made of foam
    • 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
    • A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
    • A61F13/2082—Apparatus or processes of manufacturing
    • 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
    • A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
    • A61F13/2082—Apparatus or processes of manufacturing
    • A61F13/2085—Catamenial tampons
    • A61F13/2088—Catamenial tampons shaping the tampon by compressing
    • 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
    • A61F13/36—Surgical swabs, e.g. for absorbency or packing body cavities during surgery
    • 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
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • 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
    • A61F2013/00361—Plasters
    • A61F2013/00727—Plasters means for wound humidity control
    • A61F2013/00731—Plasters means for wound humidity control with absorbing pads
    • A61F2013/0074—Plasters means for wound humidity control with absorbing pads containing foams
    • 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
    • A61F2013/00361—Plasters
    • A61F2013/00902—Plasters containing means

Abstract

Shaped polyurethane devices produced by crushing a polyurethane foam at an elevated temperature for a pre-set period of time to set the device in the desired shape.
PCT/GB2000/002477 1999-06-29 2000-06-28 Absorbent article made of compressed polyurethane foam WO2001000115A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU55548/00A AU5554800A (en) 1999-06-29 2000-06-28 Absorbent device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9915088.0A GB9915088D0 (en) 1999-06-29 1999-06-29 Absorbent device
GB9915088.0 1999-06-29

Publications (2)

Publication Number Publication Date
WO2001000115A2 WO2001000115A2 (en) 2001-01-04
WO2001000115A3 true WO2001000115A3 (en) 2001-05-25

Family

ID=10856200

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2000/002477 WO2001000115A2 (en) 1999-06-29 2000-06-28 Absorbent article made of compressed polyurethane foam

Country Status (3)

Country Link
AU (1) AU5554800A (en)
GB (1) GB9915088D0 (en)
WO (1) WO2001000115A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10225943A1 (en) 2002-06-11 2004-01-08 Basf Ag Process for the preparation of esters of polyalcohols
EP2159255A1 (en) 2008-08-27 2010-03-03 Bayer MaterialScience AG Method for producing formed polyurethane foam wound dressing
EP2158924A1 (en) 2008-08-27 2010-03-03 Bayer MaterialScience AG Method for producing formed polyurethane foam wound dressing
US20220142825A1 (en) * 2020-11-12 2022-05-12 Chen Chi Hsiang Industry Limited Tampon and pad body having a foam absorbent body

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709966A (en) * 1969-01-30 1973-01-09 Olin Corp Compression of layers of polyurethane foam containing at least alternate layers of partially cured foam
US3961629A (en) * 1968-06-11 1976-06-08 American Cyanamid Company Using hydrophilic polyurethane laparotomy sponges
US3978266A (en) * 1972-10-05 1976-08-31 Ionics Lyo Products Company Surgical dressings
WO1999002587A1 (en) * 1997-07-09 1999-01-21 Huntsman Ici Chemicals Llc Compressed hydrophilic polyurethane foams

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961629A (en) * 1968-06-11 1976-06-08 American Cyanamid Company Using hydrophilic polyurethane laparotomy sponges
US3709966A (en) * 1969-01-30 1973-01-09 Olin Corp Compression of layers of polyurethane foam containing at least alternate layers of partially cured foam
US3978266A (en) * 1972-10-05 1976-08-31 Ionics Lyo Products Company Surgical dressings
WO1999002587A1 (en) * 1997-07-09 1999-01-21 Huntsman Ici Chemicals Llc Compressed hydrophilic polyurethane foams

Also Published As

Publication number Publication date
AU5554800A (en) 2001-01-31
WO2001000115A2 (en) 2001-01-04
GB9915088D0 (en) 1999-09-01

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