CA2211737A1 - Fluid distribution member for absorbent articles exhibiting high suction and high capacity - Google Patents
Fluid distribution member for absorbent articles exhibiting high suction and high capacityInfo
- Publication number
- CA2211737A1 CA2211737A1 CA002211737A CA2211737A CA2211737A1 CA 2211737 A1 CA2211737 A1 CA 2211737A1 CA 002211737 A CA002211737 A CA 002211737A CA 2211737 A CA2211737 A CA 2211737A CA 2211737 A1 CA2211737 A1 CA 2211737A1
- Authority
- CA
- Canada
- Prior art keywords
- fibers
- fluid distribution
- high surface
- capillary pressure
- twisted
- 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
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
-
- 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
-
- 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
- A61F13/53743—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 position of the layer relative to the other layers
- A61F13/53747—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 position of the layer relative to the other layers the layer is facing the topsheet
Abstract
The fluid distribution members according to the present invention preferably comprise three basic components: chemically stiffened, twisted, and curled bulking fibers, high surface area fibers, and thermoplastic binder fibers.
Fluid distribution members according to the present invention use a high surface fiber to provide capillary pressure (or suction) to the fluid distribution member. These high surface area fibers are generally small and highly conformable. They provide the substrate with capillary pressure well in excess of the capillary pressure found in the bulk-providing chemically stiffened, twisted, and curled fibers alone. A presently preferred fiber for this high surface application is the eucalyptus family of wood pulp fibers.
Eucalyptus provides the capillary pressure usually associated with cellulose fines, but at a large enough length and denier so as to not fill in the voids provided by the chemically stiffened, twisted, and curled fibers and will not easily pass through a forming screen.
Fluid distribution members according to the present invention use a high surface fiber to provide capillary pressure (or suction) to the fluid distribution member. These high surface area fibers are generally small and highly conformable. They provide the substrate with capillary pressure well in excess of the capillary pressure found in the bulk-providing chemically stiffened, twisted, and curled fibers alone. A presently preferred fiber for this high surface application is the eucalyptus family of wood pulp fibers.
Eucalyptus provides the capillary pressure usually associated with cellulose fines, but at a large enough length and denier so as to not fill in the voids provided by the chemically stiffened, twisted, and curled fibers and will not easily pass through a forming screen.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/382,817 | 1995-02-03 | ||
US08/382,817 US5549589A (en) | 1995-02-03 | 1995-02-03 | Fluid distribution member for absorbent articles exhibiting high suction and high capacity |
PCT/US1996/001254 WO1996023473A1 (en) | 1995-02-03 | 1996-01-26 | Fluid distribution member for absorbent articles exhibiting high suction and high capacity |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2211737A1 true CA2211737A1 (en) | 1996-08-08 |
CA2211737C CA2211737C (en) | 2001-10-02 |
Family
ID=23510526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002211737A Expired - Fee Related CA2211737C (en) | 1995-02-03 | 1996-01-26 | Fluid distribution member for absorbent articles exhibiting high suction and high capacity |
Country Status (21)
Country | Link |
---|---|
US (1) | US5549589A (en) |
EP (1) | EP0806927B1 (en) |
JP (1) | JP3319603B2 (en) |
KR (1) | KR100226402B1 (en) |
AR (1) | AR000683A1 (en) |
AU (1) | AU688670B2 (en) |
BR (1) | BR9607007A (en) |
CA (1) | CA2211737C (en) |
CZ (1) | CZ242997A3 (en) |
DE (1) | DE69602824T2 (en) |
ES (1) | ES2132893T3 (en) |
FI (1) | FI973210A0 (en) |
HK (1) | HK1004653A1 (en) |
HU (1) | HUP9802063A3 (en) |
MX (1) | MX9705955A (en) |
MY (1) | MY130119A (en) |
NO (1) | NO973574L (en) |
PE (1) | PE47097A1 (en) |
TR (1) | TR199700736T1 (en) |
WO (1) | WO1996023473A1 (en) |
ZA (1) | ZA96848B (en) |
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AU659407B2 (en) * | 1990-01-23 | 1995-05-18 | Procter & Gamble Company, The | Absorbent structures containing thermally-bonded stiffened fiber layer and superabsorbent material layer |
US5360420A (en) * | 1990-01-23 | 1994-11-01 | The Procter & Gamble Company | Absorbent structures containing stiffened fibers and superabsorbent material |
US5217445A (en) * | 1990-01-23 | 1993-06-08 | The Procter & Gamble Company | Absorbent structures containing superabsorbent material and web of wetlaid stiffened fibers |
US5167764A (en) * | 1990-07-02 | 1992-12-01 | Hoechst Celanese Corporation | Wet laid bonded fibrous web |
US5167765A (en) * | 1990-07-02 | 1992-12-01 | Hoechst Celanese Corporation | Wet laid bonded fibrous web containing bicomponent fibers including lldpe |
EP0495637B1 (en) * | 1991-01-15 | 1997-04-09 | James River Corporation Of Virginia | High softness tissue |
US5164045A (en) * | 1991-03-04 | 1992-11-17 | James River Corporation Of Virginia | Soft, high bulk foam-formed stratified tissue and method for making same |
CA2065220C (en) * | 1991-06-11 | 2003-03-18 | Shmuel Dabi | Method of forming a unitized absorbent product with a density gradient |
AU662531B2 (en) * | 1991-06-12 | 1995-09-07 | Mcneil-Ppc, Inc. | Melt blown menstrual pad for application to the body |
US5147345A (en) * | 1991-08-12 | 1992-09-15 | The Procter & Gamble Company | High efficiency absorbent articles for incontinence management |
US5204165A (en) * | 1991-08-21 | 1993-04-20 | International Paper Company | Nonwoven laminate with wet-laid barrier fabric and related method |
JP2702852B2 (en) * | 1992-07-31 | 1998-01-26 | 花王株式会社 | Absorbent articles |
US5415738A (en) * | 1993-03-22 | 1995-05-16 | Evanite Fiber Corporation | Wet-laid non-woven fabric and method for making same |
JP3021227B2 (en) * | 1993-04-01 | 2000-03-15 | 花王株式会社 | Absorbent paper and absorbent article comprising the same |
US5350370A (en) * | 1993-04-30 | 1994-09-27 | Kimberly-Clark Corporation | High wicking liquid absorbent composite |
US5607551A (en) * | 1993-06-24 | 1997-03-04 | Kimberly-Clark Corporation | Soft tissue |
US5405501A (en) * | 1993-06-30 | 1995-04-11 | The Procter & Gamble Company | Multi-layered tissue paper web comprising chemical softening compositions and binder materials and process for making the same |
US5397435A (en) * | 1993-10-22 | 1995-03-14 | Procter & Gamble Company | Multi-ply facial tissue paper product comprising chemical softening compositions and binder materials |
-
1995
- 1995-02-03 US US08/382,817 patent/US5549589A/en not_active Expired - Lifetime
-
1996
- 1996-01-26 WO PCT/US1996/001254 patent/WO1996023473A1/en active IP Right Grant
- 1996-01-26 CA CA002211737A patent/CA2211737C/en not_active Expired - Fee Related
- 1996-01-26 HU HU9802063A patent/HUP9802063A3/en unknown
- 1996-01-26 JP JP52367896A patent/JP3319603B2/en not_active Expired - Fee Related
- 1996-01-26 MX MX9705955A patent/MX9705955A/en not_active IP Right Cessation
- 1996-01-26 DE DE69602824T patent/DE69602824T2/en not_active Expired - Lifetime
- 1996-01-26 KR KR1019970705303A patent/KR100226402B1/en not_active IP Right Cessation
- 1996-01-26 AU AU49099/96A patent/AU688670B2/en not_active Ceased
- 1996-01-26 CZ CZ972429A patent/CZ242997A3/en unknown
- 1996-01-26 ES ES96905293T patent/ES2132893T3/en not_active Expired - Lifetime
- 1996-01-26 BR BR9607007A patent/BR9607007A/en not_active IP Right Cessation
- 1996-01-26 TR TR97/00736T patent/TR199700736T1/en unknown
- 1996-01-26 EP EP96905293A patent/EP0806927B1/en not_active Expired - Lifetime
- 1996-02-02 PE PE1996000083A patent/PE47097A1/en not_active Application Discontinuation
- 1996-02-02 AR AR33529596A patent/AR000683A1/en unknown
- 1996-02-02 MY MYPI96000389A patent/MY130119A/en unknown
- 1996-02-02 ZA ZA96848A patent/ZA96848B/en unknown
-
1997
- 1997-08-01 FI FI973210A patent/FI973210A0/en unknown
- 1997-08-04 NO NO973574A patent/NO973574L/en unknown
-
1998
- 1998-05-07 HK HK98103947A patent/HK1004653A1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ZA96848B (en) | 1996-07-25 |
NO973574D0 (en) | 1997-08-04 |
ES2132893T3 (en) | 1999-08-16 |
NO973574L (en) | 1997-08-04 |
HUP9802063A3 (en) | 2000-07-28 |
AU688670B2 (en) | 1998-03-12 |
WO1996023473A1 (en) | 1996-08-08 |
BR9607007A (en) | 1997-10-28 |
PE47097A1 (en) | 1997-11-21 |
TR199700736T1 (en) | 1998-01-21 |
MY130119A (en) | 2007-06-29 |
DE69602824D1 (en) | 1999-07-15 |
AU4909996A (en) | 1996-08-21 |
EP0806927A1 (en) | 1997-11-19 |
AR000683A1 (en) | 1997-07-10 |
CZ242997A3 (en) | 1998-07-15 |
HK1004653A1 (en) | 1998-12-04 |
MX9705955A (en) | 1997-10-31 |
US5549589A (en) | 1996-08-27 |
FI973210A (en) | 1997-08-01 |
KR100226402B1 (en) | 1999-10-15 |
DE69602824T2 (en) | 1999-11-11 |
HUP9802063A2 (en) | 1999-03-29 |
FI973210A0 (en) | 1997-08-01 |
KR19980701906A (en) | 1998-06-25 |
CA2211737C (en) | 2001-10-02 |
JP3319603B2 (en) | 2002-09-03 |
EP0806927B1 (en) | 1999-06-09 |
JPH10512493A (en) | 1998-12-02 |
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EEER | Examination request | ||
MKLA | Lapsed |
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