CA1053884A - Absorbent article - Google Patents
Absorbent articleInfo
- Publication number
- CA1053884A CA1053884A CA256,378A CA256378A CA1053884A CA 1053884 A CA1053884 A CA 1053884A CA 256378 A CA256378 A CA 256378A CA 1053884 A CA1053884 A CA 1053884A
- Authority
- CA
- Canada
- Prior art keywords
- fibers
- pulp
- pad
- article
- thermomechanical
- 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.)
- Expired
Links
- 239000002250 absorbent Substances 0.000 title claims abstract description 22
- 230000002745 absorbent Effects 0.000 title claims abstract description 22
- 239000000835 fiber Substances 0.000 claims abstract description 87
- 229920001131 Pulp (paper) Polymers 0.000 claims description 29
- 230000000930 thermomechanical effect Effects 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims description 18
- 229920005610 lignin Polymers 0.000 claims description 17
- 229920002522 Wood fibre Polymers 0.000 claims description 3
- 210000001124 body fluid Anatomy 0.000 claims description 3
- 239000010839 body fluid Substances 0.000 claims description 3
- 239000002025 wood fiber Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 30
- 239000000126 substance Substances 0.000 description 27
- 239000002023 wood Substances 0.000 description 27
- 238000004537 pulping Methods 0.000 description 24
- 230000008569 process Effects 0.000 description 17
- 229920002678 cellulose Polymers 0.000 description 5
- 239000001913 cellulose Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 230000002209 hydrophobic effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 241000894007 species Species 0.000 description 4
- 238000009736 wetting Methods 0.000 description 4
- 229920002488 Hemicellulose Polymers 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 239000000543 intermediate Substances 0.000 description 3
- 239000002655 kraft paper Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000010297 mechanical methods and process Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical class S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- JCYZMTMYPZHVBF-UHFFFAOYSA-N Melarsoprol Chemical compound NC1=NC(N)=NC(NC=2C=CC(=CC=2)[As]2SC(CO)CS2)=N1 JCYZMTMYPZHVBF-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 230000005660 hydrophilic surface Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- A61F13/45—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 shape
- A61F13/49—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 shape specially adapted to be worn around the waist, e.g. diapers, nappies
- A61F13/494—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 shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by edge leakage prevention means
- A61F13/49406—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 shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by edge leakage prevention means the edge leakage prevention means being at the crotch region
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US59390775A | 1975-07-07 | 1975-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1053884A true CA1053884A (en) | 1979-05-08 |
Family
ID=24376705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA256,378A Expired CA1053884A (en) | 1975-07-07 | 1976-07-06 | Absorbent article |
Country Status (22)
| Country | Link |
|---|---|
| JP (1) | JPS529539A (show.php) |
| AT (1) | AT369629B (show.php) |
| AU (1) | AU511448B2 (show.php) |
| BE (1) | BE843834A (show.php) |
| BR (1) | BR7604413A (show.php) |
| CA (1) | CA1053884A (show.php) |
| CH (1) | CH608369A5 (show.php) |
| DE (1) | DE2629561C2 (show.php) |
| DK (1) | DK297276A (show.php) |
| ES (1) | ES449588A1 (show.php) |
| FR (1) | FR2316888A1 (show.php) |
| GB (1) | GB1552469A (show.php) |
| GR (1) | GR58244B (show.php) |
| IE (1) | IE43658B1 (show.php) |
| IT (1) | IT1064141B (show.php) |
| MX (1) | MX145650A (show.php) |
| MY (1) | MY8300136A (show.php) |
| NL (1) | NL7607096A (show.php) |
| PH (1) | PH18312A (show.php) |
| PT (1) | PT65323B (show.php) |
| SE (1) | SE432349B (show.php) |
| ZA (1) | ZA763607B (show.php) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4047531A (en) * | 1976-08-09 | 1977-09-13 | Colgate-Palmolive Company | Absorbent article with differential pad |
| CN107361924B (zh) * | 2017-08-08 | 2021-01-01 | 百润(中国)有限公司 | 使腿部内侧免受压力的防漏隔边适身连接部及制备方法 |
| CN112741731A (zh) * | 2021-01-15 | 2021-05-04 | 王忠良 | 一种纸尿裤吸收芯层及其生产工艺 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3523536A (en) * | 1966-02-26 | 1970-08-11 | Johnson & Johnson | Absorbent fibrous products |
| NO124193B (show.php) * | 1970-09-17 | 1972-03-20 | Star Paper Mill As | |
| US3683916A (en) * | 1971-01-11 | 1972-08-15 | Frederick K Mesek | Disposable diaper |
| CH600040A5 (show.php) * | 1974-05-03 | 1978-06-15 | Procter & Gamble | |
| SE399574C (sv) * | 1974-12-05 | 1982-07-05 | Moelnlycke Ab | Sett for framstellning av fluffmassa |
-
1976
- 1976-06-17 ZA ZA00763607A patent/ZA763607B/xx unknown
- 1976-06-18 MX MX165193A patent/MX145650A/es unknown
- 1976-06-22 SE SE7607121A patent/SE432349B/xx unknown
- 1976-06-23 AU AU15171/76A patent/AU511448B2/en not_active Expired
- 1976-06-29 GB GB27035/76A patent/GB1552469A/en not_active Expired
- 1976-06-29 NL NL7607096A patent/NL7607096A/xx not_active Application Discontinuation
- 1976-07-01 PH PH18642A patent/PH18312A/en unknown
- 1976-07-01 DE DE2629561A patent/DE2629561C2/de not_active Expired
- 1976-07-01 DK DK297276A patent/DK297276A/da not_active Application Discontinuation
- 1976-07-06 BE BE168676A patent/BE843834A/xx not_active IP Right Cessation
- 1976-07-06 BR BR4413/76A patent/BR7604413A/pt unknown
- 1976-07-06 AT AT0492276A patent/AT369629B/de not_active IP Right Cessation
- 1976-07-06 CA CA256,378A patent/CA1053884A/en not_active Expired
- 1976-07-06 PT PT65323A patent/PT65323B/pt unknown
- 1976-07-06 IT IT50291/76A patent/IT1064141B/it active
- 1976-07-06 ES ES449588A patent/ES449588A1/es not_active Expired
- 1976-07-07 JP JP51080786A patent/JPS529539A/ja active Pending
- 1976-07-07 CH CH872376A patent/CH608369A5/xx not_active IP Right Cessation
- 1976-07-07 IE IE1500/76A patent/IE43658B1/en unknown
- 1976-07-08 FR FR7620639A patent/FR2316888A1/fr active Granted
-
1977
- 1977-06-25 GR GR51109A patent/GR58244B/el unknown
-
1983
- 1983-12-30 MY MY136/83A patent/MY8300136A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IE43658L (en) | 1977-01-07 |
| ES449588A1 (es) | 1977-12-01 |
| AU511448B2 (en) | 1980-08-21 |
| FR2316888B1 (show.php) | 1980-11-14 |
| PH18312A (en) | 1985-05-29 |
| PT65323A (en) | 1976-08-01 |
| JPS529539A (en) | 1977-01-25 |
| SE7607121L (sv) | 1977-01-08 |
| MY8300136A (en) | 1983-12-31 |
| MX145650A (es) | 1982-03-19 |
| SE432349B (sv) | 1984-04-02 |
| AT369629B (de) | 1983-01-25 |
| BR7604413A (pt) | 1978-01-31 |
| CH608369A5 (en) | 1979-01-15 |
| GB1552469A (en) | 1979-09-12 |
| BE843834A (fr) | 1976-11-03 |
| NL7607096A (nl) | 1977-01-11 |
| ATA492276A (de) | 1981-01-15 |
| PT65323B (en) | 1978-10-10 |
| IE43658B1 (en) | 1981-04-22 |
| DE2629561A1 (de) | 1977-01-27 |
| AU1517176A (en) | 1978-01-05 |
| IT1064141B (it) | 1985-02-18 |
| FR2316888A1 (fr) | 1977-02-04 |
| DK297276A (da) | 1977-01-08 |
| ZA763607B (en) | 1978-01-25 |
| DE2629561C2 (de) | 1986-01-30 |
| GR58244B (en) | 1977-08-31 |
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