CA1149593A - Absorbent structure - Google Patents
Absorbent structureInfo
- Publication number
- CA1149593A CA1149593A CA000360543A CA360543A CA1149593A CA 1149593 A CA1149593 A CA 1149593A CA 000360543 A CA000360543 A CA 000360543A CA 360543 A CA360543 A CA 360543A CA 1149593 A CA1149593 A CA 1149593A
- Authority
- CA
- Canada
- Prior art keywords
- fibers
- absorbent structure
- wood pulp
- weight
- hydroxyl
- 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
- 230000002745 absorbent Effects 0.000 title claims abstract description 52
- 239000002250 absorbent Substances 0.000 title claims abstract description 52
- 239000000835 fiber Substances 0.000 claims abstract description 58
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 47
- 238000000034 method Methods 0.000 claims abstract description 20
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 17
- 229920000642 polymer Polymers 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 13
- 239000002002 slurry Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 9
- 229920002472 Starch Polymers 0.000 claims description 21
- 235000019698 starch Nutrition 0.000 claims description 21
- 239000008107 starch Substances 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 5
- 229920002522 Wood fibre Polymers 0.000 claims description 4
- 229920002907 Guar gum Polymers 0.000 claims description 3
- 229920000881 Modified starch Polymers 0.000 claims description 3
- 239000004368 Modified starch Substances 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 235000010417 guar gum Nutrition 0.000 claims description 3
- 239000000665 guar gum Substances 0.000 claims description 3
- 229960002154 guar gum Drugs 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 239000011122 softwood Substances 0.000 claims description 3
- 235000004507 Abies alba Nutrition 0.000 claims description 2
- 244000101408 Abies amabilis Species 0.000 claims description 2
- 235000014081 Abies amabilis Nutrition 0.000 claims description 2
- 244000283070 Abies balsamea Species 0.000 claims description 2
- 235000007173 Abies balsamea Nutrition 0.000 claims description 2
- 235000017894 Abies grandis Nutrition 0.000 claims description 2
- 239000004857 Balsam Substances 0.000 claims description 2
- 229920000742 Cotton Polymers 0.000 claims description 2
- 235000014466 Douglas bleu Nutrition 0.000 claims description 2
- 241000218657 Picea Species 0.000 claims description 2
- 235000005018 Pinus echinata Nutrition 0.000 claims description 2
- 241001236219 Pinus echinata Species 0.000 claims description 2
- 235000011334 Pinus elliottii Nutrition 0.000 claims description 2
- 241000142776 Pinus elliottii Species 0.000 claims description 2
- 235000017339 Pinus palustris Nutrition 0.000 claims description 2
- 235000008566 Pinus taeda Nutrition 0.000 claims description 2
- 241000218679 Pinus taeda Species 0.000 claims description 2
- 240000001416 Pseudotsuga menziesii Species 0.000 claims description 2
- 235000005386 Pseudotsuga menziesii var menziesii Nutrition 0.000 claims description 2
- 240000003021 Tsuga heterophylla Species 0.000 claims description 2
- 235000008554 Tsuga heterophylla Nutrition 0.000 claims description 2
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000002025 wood fiber Substances 0.000 claims description 2
- 229940032147 starch Drugs 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 235000019426 modified starch Nutrition 0.000 claims 1
- 229940068984 polyvinyl alcohol Drugs 0.000 claims 1
- 238000009827 uniform distribution Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000000523 sample Substances 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 210000002700 urine Anatomy 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000001311 chemical methods and process Methods 0.000 description 2
- 238000012993 chemical processing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000013068 control sample Substances 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 229920005610 lignin Polymers 0.000 description 2
- 239000002594 sorbent Substances 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 230000000930 thermomechanical effect Effects 0.000 description 2
- 229920001685 Amylomaize Polymers 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- MKRNVBXERAPZOP-UHFFFAOYSA-N Starch acetate Chemical compound O1C(CO)C(OC)C(O)C(O)C1OCC1C(OC2C(C(O)C(OC)C(CO)O2)OC(C)=O)C(O)C(O)C(OC2C(OC(C)C(O)C2O)CO)O1 MKRNVBXERAPZOP-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 229920006320 anionic starch Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- DNZMDASEFMLYBU-RNBXVSKKSA-N hydroxyethyl starch Chemical compound OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@@H]1O.OCCOC[C@H]1O[C@H](OCCO)[C@H](OCCO)[C@@H](OCCO)[C@@H]1OCCO DNZMDASEFMLYBU-RNBXVSKKSA-N 0.000 description 1
- 229940050526 hydroxyethylstarch Drugs 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000013055 pulp slurry Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- -1 waxy Polymers 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/36—Polyalkenyalcohols; Polyalkenylethers; Polyalkenylesters
-
- 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
- A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
-
- 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
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/31—Gums
- D21H17/32—Guar or other polygalactomannan gum
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/71—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/06—Controlling the addition
- D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
- D21H23/10—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH at least two kinds of compounds being added
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H5/00—Special paper or cardboard not otherwise provided for
- D21H5/26—Special paper or cardboard manufactured by dry method; Apparatus or processes for forming webs by dry method from mainly short-fibre or particle material, e.g. paper pulp
- D21H5/2607—Pretreatment and individualisation of the fibres, formation of the mixture fibres-gas and laying the fibres on a forming surface
- D21H5/2628—Formation of a product from several constituents, e.g. blends of various types of fibres, fillers and/or binders or formation from various sources and/or streams or fibres
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Nonwoven Fabrics (AREA)
- Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7705979A | 1979-09-19 | 1979-09-19 | |
| US77,059 | 1979-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1149593A true CA1149593A (en) | 1983-07-12 |
Family
ID=22135840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000360543A Expired CA1149593A (en) | 1979-09-19 | 1980-09-17 | Absorbent structure |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5653745A (es) |
| AU (1) | AU530540B2 (es) |
| BR (1) | BR8005964A (es) |
| CA (1) | CA1149593A (es) |
| DE (1) | DE3034718A1 (es) |
| ES (1) | ES8200218A1 (es) |
| FR (1) | FR2465833A1 (es) |
| NZ (1) | NZ194821A (es) |
| PH (1) | PH16726A (es) |
| ZA (1) | ZA805785B (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5509915A (en) | 1991-09-11 | 1996-04-23 | Kimberly-Clark Corporation | Thin absorbent article having rapid uptake of liquid |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58129199A (ja) * | 1982-01-28 | 1983-08-02 | Nippon Soken Inc | 全熱交換器 |
| US4483950A (en) * | 1982-12-10 | 1984-11-20 | The United States Of America As Represented By The Secretary Of Agriculture | Modified starches as extenders for absorbent polymers |
| JPS61222448A (ja) * | 1985-03-28 | 1986-10-02 | ゼンミ株式会社 | 経血用ナプキン |
| US5641503A (en) * | 1989-04-27 | 1997-06-24 | Mcneil-Ppc, Inc. | Additives to tampons |
| NZ250714A (en) * | 1990-10-30 | 1996-05-28 | Mcneil Ppc Inc | Liquid composition comprising esters of higher fatty acids for use as a vaginal douche and to prevent toxic shock toxin production |
| NZ264247A (en) * | 1990-10-30 | 1996-07-26 | Mcneil Ppc Inc | Absorbent product containing mono- or diesters of a polyhydric alcohol and a c8-18 fatty acid having at least one free hydroxyl group in sufficient amount to inhibit the production of enterotoxins a, b and c by staph. aureus |
| EP0636928B1 (en) * | 1993-02-16 | 1999-05-06 | Teijin Limited | Base film for photographic film |
| DE4339960A1 (de) * | 1993-11-24 | 1995-06-29 | Alfred Kerber | Verfahren zur Verwertung von Holz, insbesondere Altholz sowie Streumaterial |
| US5723208A (en) * | 1993-12-07 | 1998-03-03 | Teijin Limited | Laminated base film for photographic film |
| CN114748248B (zh) | 2018-06-29 | 2022-09-27 | 尤妮佳股份有限公司 | 吸收性物品 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1293368A (fr) * | 1960-06-22 | 1962-05-11 | Kimberly Clark Co | Procédés et appareillages pour la fabrication de macrofibres et applications, notamment sous forme de tampons absorbants |
| GB1071191A (en) * | 1963-12-24 | 1967-06-07 | Johnson & Johnson | Absorbent non-woven fibrous product |
-
1980
- 1980-07-10 AU AU60288/80A patent/AU530540B2/en not_active Ceased
- 1980-09-01 NZ NZ194821A patent/NZ194821A/xx unknown
- 1980-09-15 DE DE19803034718 patent/DE3034718A1/de not_active Withdrawn
- 1980-09-16 PH PH24593A patent/PH16726A/en unknown
- 1980-09-17 FR FR8019988A patent/FR2465833A1/fr not_active Withdrawn
- 1980-09-17 CA CA000360543A patent/CA1149593A/en not_active Expired
- 1980-09-18 ZA ZA00805785A patent/ZA805785B/xx unknown
- 1980-09-18 JP JP12865080A patent/JPS5653745A/ja active Pending
- 1980-09-18 BR BR8005964A patent/BR8005964A/pt unknown
- 1980-09-18 ES ES495166A patent/ES8200218A1/es not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5509915A (en) | 1991-09-11 | 1996-04-23 | Kimberly-Clark Corporation | Thin absorbent article having rapid uptake of liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3034718A1 (de) | 1981-04-09 |
| BR8005964A (pt) | 1981-03-31 |
| AU530540B2 (en) | 1983-07-21 |
| NZ194821A (en) | 1982-12-21 |
| AU6028880A (en) | 1981-03-26 |
| PH16726A (en) | 1984-01-25 |
| ES495166A0 (es) | 1981-11-01 |
| ES8200218A1 (es) | 1981-11-01 |
| FR2465833A1 (fr) | 1981-03-27 |
| ZA805785B (en) | 1982-04-28 |
| JPS5653745A (en) | 1981-05-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |