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PE20000791A1 - Miembro de transporte liquido que tiene permeabilidad elevada en regiones voluminosas y punto de presion elevada de burbujeo - Google Patents

Miembro de transporte liquido que tiene permeabilidad elevada en regiones voluminosas y punto de presion elevada de burbujeo

Info

Publication number
PE20000791A1
PE20000791A1 PE1999000601A PE00060199A PE20000791A1 PE 20000791 A1 PE20000791 A1 PE 20000791A1 PE 1999000601 A PE1999000601 A PE 1999000601A PE 00060199 A PE00060199 A PE 00060199A PE 20000791 A1 PE20000791 A1 PE 20000791A1
Authority
PE
Peru
Prior art keywords
region
average
bubbling
porosity
pressure point
Prior art date
Application number
PE1999000601A
Other languages
English (en)
Inventor
Fred Desai
Mattias Schmidt
Karl Michael Schumann
Gerald Alfred Young
Donald Carroll Roe
Bruno Johannes Ehrnsperger
Gary Dean Lavon
Original Assignee
Procter & Gamble
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 Procter & Gamble filed Critical Procter & Gamble
Publication of PE20000791A1 publication Critical patent/PE20000791A1/es

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
    • A61F13/5376—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 performance of the layer, e.g. acquisition rate, distribution time, transfer time
    • 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
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0202—Separation of non-miscible liquids by ab- or adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/08—Thickening liquid suspensions by filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/08—Thickening liquid suspensions by filtration
    • B01D17/085—Thickening liquid suspensions by filtration with membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/20—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
    • B65D47/2018—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure
    • B65D47/2031—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure the element being formed by a slit, narrow opening or constrictable spout, the size of the outlet passage being able to be varied by increasing or decreasing the pressure
    • 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
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15365—Dimensions
    • A61F2013/1539—Dimensions being expandable
    • 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
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15487—Capillary properties, e.g. wicking
    • A61F2013/15495—Capillary properties, e.g. wicking pore dimension
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/32—Hydrocarbons, e.g. oil

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Surgery (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)

Abstract

MIEMBRO PARA TRANSPORTE DE LIQUIDOS QUE COMPRENDE : i) AL MENOS UNA REGION DE VOLUMEN DE PERMEABILIDAD PROMEDIO kb, POROSIDAD DE CUANDO MENOS 50%, DENSIDAD PROMEDIO MINIMO DE 0,001 g/cm3; Y, ii) UNA REGION DE PARED, QUE CIRCUNSCRIBE A i), LA CUAL COMPRENDE UNA REGION DE PUERTO DE PERMEABILIDAD PROMEDIO kp, POROSIDAD DE CUANDO MENOS 10%, ESPESOR PROMEDIO DE NO MAS DE 100 µm. DICHO MIEMBRO TIENE UNA PRESION P EN EL PUNTO DE BURBUJA, MEDIDO CON UN LIQUIDO DE TENSION SUPERFICIAL DE 72 mN/m, DE 1 KPa, TAL QUE P*P*kb > m*(E/2)*l*l SIENDO "l" LA TENSION SUPERFICIAL DEL LIQUIDO QUE SE HA DE TRANSPORTAR, "E" LA POROSIDAD VOLUMETRICA DE ESE MIEMBRO, Y m ES CUANDO MENOS 1. UNA PRIMERA REGION DEL MIEMBRO COMPRENDE PRIMEROS MATERIALES EN CONTACTO CON UN ELEMENTO ADICIONAL EL CUAL SE EXTIENDE HACIA EL INTERIOR DE UNA VECINA SEGUNDA REGION DEL MIEMBRO. ADEMAS, kb/kp ES DE CUANDO MENOS 10, LA RELACION DE VOLUMEN ENTRE i) Y ii) AL MENOS DE 10, Y LA PROPORCION ENTRE EL TAMANO PROMEDIO DE PORO DE LA REGION DE VOLUMEN Y EL DE LA REGION DE PUERTO ES DE AL MENOS 10
PE1999000601A 1998-06-29 1999-06-30 Miembro de transporte liquido que tiene permeabilidad elevada en regiones voluminosas y punto de presion elevada de burbujeo PE20000791A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1998/013523 WO2000000131A1 (en) 1998-06-29 1998-06-29 Liquid transport member having high permeability bulk regions and high threshold pressure port regions

Publications (1)

Publication Number Publication Date
PE20000791A1 true PE20000791A1 (es) 2000-11-04

Family

ID=22267399

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1999000601A PE20000791A1 (es) 1998-06-29 1999-06-30 Miembro de transporte liquido que tiene permeabilidad elevada en regiones voluminosas y punto de presion elevada de burbujeo

Country Status (7)

Country Link
EP (1) EP1091712A1 (es)
JP (1) JP2002522250A (es)
AU (2) AU8378298A (es)
CA (1) CA2336022A1 (es)
PE (1) PE20000791A1 (es)
TW (1) TW416845B (es)
WO (2) WO2000000131A1 (es)

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RU2124142C1 (ru) 1998-03-25 1998-12-27 Орлов Игорь Сергеевич Ветроэнергетическая установка
US6764476B1 (en) 1998-06-29 2004-07-20 The Procter & Gamble Company Absorbent article comprising a liquid handling member that rapidly distributes acquired liquid
US6659992B1 (en) 1998-06-29 2003-12-09 The Procter & Gamble Company Absorbent article instanteously storing liquid in a predefined pattern
EP1110517A1 (en) 1999-12-23 2001-06-27 The Procter & Gamble Company Compressible urine collector
EP1112728A1 (en) 1999-12-23 2001-07-04 The Procter & Gamble Company Liquid removal system having improved dryness of the user facing surface
CN101257875A (zh) 2005-09-06 2008-09-03 泰科保健集团有限合伙公司 具有微型泵的独立伤口敷料
JP5212940B2 (ja) * 2008-07-17 2013-06-19 光敏 栢島 バロメトリックサイホンによる冷暖房発電蒸留装置
MX2014000526A (es) 2011-07-14 2014-10-01 Smith & Nephew Vendaje para heridas y método de tratamiento.
AU2013264934B2 (en) 2012-05-23 2017-07-20 Smith & Nephew Plc Apparatuses and methods for negative pressure wound therapy
EP2879635A2 (en) 2012-08-01 2015-06-10 Smith & Nephew PLC Wound dressing and method of treatment
DK2879636T3 (da) 2012-08-01 2017-06-19 Smith & Nephew Sårbandage
WO2015193257A1 (en) 2014-06-18 2015-12-23 Smith & Nephew Plc Wound dressing
US10729600B2 (en) 2015-06-30 2020-08-04 The Procter & Gamble Company Absorbent structure
CN108348385B (zh) 2015-11-04 2021-06-15 宝洁公司 吸收结构
HUE066955T2 (hu) 2015-11-04 2024-09-28 Procter & Gamble Nedvszívó struktúra
MX393775B (es) 2015-11-04 2025-03-19 Procter & Gamble Estructura absorbente.
CN108348387B (zh) 2015-11-04 2021-05-28 宝洁公司 吸收结构
EP3370672A1 (en) 2015-11-04 2018-09-12 The Procter and Gamble Company Absorbent structure
GB2555584B (en) 2016-10-28 2020-05-27 Smith & Nephew Multi-layered wound dressing and method of manufacture
JP2021500171A (ja) 2017-11-06 2021-01-07 ザ プロクター アンド ギャンブル カンパニーＴｈｅ Ｐｒｏｃｔｅｒ ＆ Ｇａｍｂｌｅ Ｃｏｍｐａｎｙ 適合特徴部を有する吸収性物品

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Also Published As

Publication number Publication date
JP2002522250A (ja) 2002-07-23
CA2336022A1 (en) 2000-01-06
TW416845B (en) 2001-01-01
WO2000000131A1 (en) 2000-01-06
AU8378298A (en) 2000-01-17
AU4840699A (en) 2000-01-17
EP1091712A1 (en) 2001-04-18
WO2000000136A1 (en) 2000-01-06

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