CA2240642A1 - Improved absorbent body - Google Patents
Improved absorbent body Download PDFInfo
- Publication number
- CA2240642A1 CA2240642A1 CA002240642A CA2240642A CA2240642A1 CA 2240642 A1 CA2240642 A1 CA 2240642A1 CA 002240642 A CA002240642 A CA 002240642A CA 2240642 A CA2240642 A CA 2240642A CA 2240642 A1 CA2240642 A1 CA 2240642A1
- Authority
- CA
- Canada
- Prior art keywords
- fibers
- limbed
- absorbent body
- absorption capacity
- cellulosic
- 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
Links
- 230000002745 absorbent Effects 0.000 title claims abstract description 58
- 239000002250 absorbent Substances 0.000 title claims abstract description 58
- 239000000835 fiber Substances 0.000 claims abstract description 115
- 238000010521 absorption reaction Methods 0.000 claims abstract description 37
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 229920000297 Rayon Polymers 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 11
- 229920000742 Cotton Polymers 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000011872 intimate mixture Substances 0.000 claims 1
- 206010021639 Incontinence Diseases 0.000 abstract description 2
- 239000002964 rayon Substances 0.000 description 14
- 238000012360 testing method Methods 0.000 description 6
- 229920002678 cellulose Polymers 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000003490 calendering Methods 0.000 description 2
- 229920002301 cellulose acetate Polymers 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 241000609240 Ambelania acida Species 0.000 description 1
- 240000000491 Corchorus aestuans Species 0.000 description 1
- 235000011777 Corchorus aestuans Nutrition 0.000 description 1
- 235000010862 Corchorus capsularis Nutrition 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 241000347389 Serranus cabrilla Species 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- -1 and more preferably Substances 0.000 description 1
- 239000010905 bagasse Substances 0.000 description 1
- 238000009960 carding Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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
- A61L15/22—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/23—Sheet including cover or casing
- Y10T428/237—Noninterengaged fibered material encased [e.g., mat, batt, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/608—Including strand or fiber material which is of specific structural definition
- Y10T442/609—Cross-sectional configuration of strand or fiber material is specified
- Y10T442/611—Cross-sectional configuration of strand or fiber material is other than circular
Landscapes
- Health & Medical Sciences (AREA)
- Hematology (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epidemiology (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)
- Nonwoven Fabrics (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/577,570 US5750446A (en) | 1995-12-22 | 1995-12-22 | Absorbent body |
| US08/577,570 | 1995-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2240642A1 true CA2240642A1 (en) | 1997-07-03 |
Family
ID=24309291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002240642A Abandoned CA2240642A1 (en) | 1995-12-22 | 1996-12-20 | Improved absorbent body |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US5750446A (ref) |
| EP (1) | EP0876164B1 (ref) |
| CN (1) | CN1142795C (ref) |
| AR (1) | AR005270A1 (ref) |
| AT (1) | ATE241392T1 (ref) |
| AU (1) | AU1338997A (ref) |
| BR (1) | BR9612208B1 (ref) |
| CA (1) | CA2240642A1 (ref) |
| CO (1) | CO4750799A1 (ref) |
| DE (1) | DE69628459T2 (ref) |
| ES (1) | ES2200085T3 (ref) |
| HU (1) | HU223505B1 (ref) |
| IN (1) | IN190576B (ref) |
| PL (1) | PL187125B1 (ref) |
| PT (1) | PT876164E (ref) |
| UY (1) | UY24424A1 (ref) |
| WO (1) | WO1997023248A1 (ref) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6433246B1 (en) * | 1995-12-22 | 2002-08-13 | Mcneil-Ppc, Inc. | Tampon having improved early expansion characteristics |
| GB9720213D0 (en) | 1997-09-23 | 1997-11-26 | Kelheim Faserwerk Gmbh | Manufacture of viscose and articles therefrom |
| RU2002102242A (ru) * | 1999-06-30 | 2003-10-10 | Джонсон Энд Джонсон Гмбх (De) | Женский гигиенический тампон, способ и устройство для его изготовления |
| US20020142693A1 (en) | 2001-03-30 | 2002-10-03 | Herve Buzot | Absorbent device for insertion into a vaginal cavity |
| PL1898855T3 (pl) * | 2005-06-28 | 2014-11-28 | Essity Hygiene & Health Ab | Tampon |
| US20080262464A1 (en) * | 2007-04-18 | 2008-10-23 | The Procter & Gamble Company | Tampon and method and apparatus for making same |
| US20080287902A1 (en) * | 2007-05-17 | 2008-11-20 | Playtex Products, Inc. | Tampon pledget for increased by-pass leakage protection |
| US8029456B2 (en) * | 2008-03-31 | 2011-10-04 | Mcneil-Ppc, Inc. | Compact intravaginal device applicator |
| AT509349A1 (de) * | 2010-02-09 | 2011-08-15 | Chemiefaser Lenzing Ag | Hoch absorbierende wiederverwendbare kissen, ein verfahren zu ihrer herstellung und ihre verwendungin wiederverwendbaren hygieneprodukten |
| US9442074B2 (en) | 2014-06-27 | 2016-09-13 | Eastman Chemical Company | Fibers with surface markings used for coding |
| US9358486B2 (en) | 2014-06-27 | 2016-06-07 | Eastman Chemical Company | Method for characterizing fibers with shape and size used for coding |
| US9863920B2 (en) | 2014-06-27 | 2018-01-09 | Eastman Chemical Company | Fibers with chemical markers and physical features used for coding |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH390755A (de) * | 1959-05-16 | 1965-04-15 | Hoechst Ag | Verfahren zur Herstellung lufthaltiger synthetischer Garne und Verwendung derselben |
| US4129679A (en) * | 1969-11-27 | 1978-12-12 | Courtaulds Limited | Multi-limbed regenerated cellulose filaments |
| JPS5766754A (en) * | 1980-10-15 | 1982-04-23 | Kao Corp | Tampon |
| GB2208277B (en) * | 1987-07-30 | 1991-11-13 | Courtaulds Plc | Cellulosic fibre |
| US5314743A (en) * | 1990-12-17 | 1994-05-24 | Kimberly-Clark Corporation | Nonwoven web containing shaped fibers |
| GB9424612D0 (en) * | 1994-12-07 | 1995-01-25 | Courtaulds Fibres Holdings Ltd | Fibres production |
-
1995
- 1995-12-22 US US08/577,570 patent/US5750446A/en not_active Expired - Lifetime
-
1996
- 1996-12-20 AT AT96944894T patent/ATE241392T1/de not_active IP Right Cessation
- 1996-12-20 DE DE69628459T patent/DE69628459T2/de not_active Revoked
- 1996-12-20 WO PCT/US1996/020309 patent/WO1997023248A1/en not_active Ceased
- 1996-12-20 ES ES96944894T patent/ES2200085T3/es not_active Expired - Lifetime
- 1996-12-20 EP EP96944894A patent/EP0876164B1/en not_active Revoked
- 1996-12-20 AU AU13389/97A patent/AU1338997A/en not_active Abandoned
- 1996-12-20 CA CA002240642A patent/CA2240642A1/en not_active Abandoned
- 1996-12-20 PL PL96327233A patent/PL187125B1/pl not_active IP Right Cessation
- 1996-12-20 CN CNB961800216A patent/CN1142795C/zh not_active Expired - Fee Related
- 1996-12-20 HU HU9902259A patent/HU223505B1/hu not_active IP Right Cessation
- 1996-12-20 BR BRPI9612208-0A patent/BR9612208B1/pt not_active IP Right Cessation
- 1996-12-20 PT PT96944894T patent/PT876164E/pt unknown
- 1996-12-23 UY UY24424A patent/UY24424A1/es unknown
- 1996-12-23 AR ARP960105883A patent/AR005270A1/es active IP Right Grant
- 1996-12-23 CO CO96067170A patent/CO4750799A1/es unknown
- 1996-12-23 IN IN2220CA1996 patent/IN190576B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| UY24424A1 (es) | 1997-05-07 |
| PL327233A1 (en) | 1998-12-07 |
| PL187125B1 (pl) | 2004-05-31 |
| WO1997023248A1 (en) | 1997-07-03 |
| PT876164E (pt) | 2003-08-29 |
| HU223505B1 (hu) | 2004-08-30 |
| HUP9902259A3 (en) | 2003-07-28 |
| AU1338997A (en) | 1997-07-17 |
| ATE241392T1 (de) | 2003-06-15 |
| CN1209070A (zh) | 1999-02-24 |
| CN1142795C (zh) | 2004-03-24 |
| EP0876164B1 (en) | 2003-05-28 |
| US5750446A (en) | 1998-05-12 |
| HUP9902259A2 (hu) | 1999-11-29 |
| CO4750799A1 (es) | 1999-03-31 |
| DE69628459D1 (de) | 2003-07-03 |
| ES2200085T3 (es) | 2004-03-01 |
| BR9612208B1 (pt) | 2009-05-05 |
| DE69628459T2 (de) | 2003-12-24 |
| AR005270A1 (es) | 1999-04-28 |
| BR9612208A (pt) | 1999-07-13 |
| EP0876164A1 (en) | 1998-11-11 |
| IN190576B (ref) | 2003-08-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |