CA1189252A - Absorbent article - Google Patents
Absorbent articleInfo
- Publication number
- CA1189252A CA1189252A CA000422584A CA422584A CA1189252A CA 1189252 A CA1189252 A CA 1189252A CA 000422584 A CA000422584 A CA 000422584A CA 422584 A CA422584 A CA 422584A CA 1189252 A CA1189252 A CA 1189252A
- Authority
- CA
- Canada
- Prior art keywords
- film
- weight
- absorbent article
- liquid
- article according
- 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 31
- 239000002250 absorbent Substances 0.000 title claims abstract description 31
- 229920000642 polymer Polymers 0.000 claims abstract description 35
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 33
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 30
- 239000000945 filler Substances 0.000 claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 229920005672 polyolefin resin Polymers 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims abstract description 6
- 229920005989 resin Polymers 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 16
- 239000005062 Polybutadiene Substances 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 11
- 229920006395 saturated elastomer Polymers 0.000 claims description 11
- 239000004700 high-density polyethylene Substances 0.000 claims description 10
- 229940063583 high-density polyethylene Drugs 0.000 claims description 10
- 229920001903 high density polyethylene Polymers 0.000 claims description 8
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 8
- 229920001971 elastomer Polymers 0.000 claims description 7
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 7
- 239000005060 rubber Substances 0.000 claims description 7
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 6
- 229920002857 polybutadiene Polymers 0.000 claims description 6
- 229920001083 polybutene Polymers 0.000 claims description 6
- 230000006872 improvement Effects 0.000 claims description 3
- 229920001684 low density polyethylene Polymers 0.000 claims description 2
- 239000004702 low-density polyethylene Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 16
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 12
- 239000005871 repellent Substances 0.000 description 12
- 229910052623 talc Inorganic materials 0.000 description 12
- 239000000454 talc Substances 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 10
- 239000010410 layer Substances 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 229910000019 calcium carbonate Inorganic materials 0.000 description 7
- 229920000742 Cotton Polymers 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 5
- 235000014113 dietary fatty acids Nutrition 0.000 description 5
- 239000000194 fatty acid Substances 0.000 description 5
- 229930195729 fatty acid Natural products 0.000 description 5
- 150000004665 fatty acids Chemical class 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 4
- 206010012444 Dermatitis diaper Diseases 0.000 description 4
- 208000003105 Diaper Rash Diseases 0.000 description 4
- 239000005909 Kieselgur Substances 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 238000005984 hydrogenation reaction Methods 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 230000028327 secretion Effects 0.000 description 4
- 229920000297 Rayon Polymers 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000004745 nonwoven fabric Substances 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000002964 rayon Substances 0.000 description 3
- DVQHRBFGRZHMSR-UHFFFAOYSA-N sodium methyl 2,2-dimethyl-4,6-dioxo-5-(N-prop-2-enoxy-C-propylcarbonimidoyl)cyclohexane-1-carboxylate Chemical compound [Na+].C=CCON=C(CCC)[C-]1C(=O)CC(C)(C)C(C(=O)OC)C1=O DVQHRBFGRZHMSR-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 206010009866 Cold sweat Diseases 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 229910052570 clay Inorganic materials 0.000 description 2
- BXKDSDJJOVIHMX-UHFFFAOYSA-N edrophonium chloride Chemical compound [Cl-].CC[N+](C)(C)C1=CC=CC(O)=C1 BXKDSDJJOVIHMX-UHFFFAOYSA-N 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 230000003405 preventing effect Effects 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229920000247 superabsorbent polymer Polymers 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 206010012735 Diarrhoea Diseases 0.000 description 1
- 208000010201 Exanthema Diseases 0.000 description 1
- 239000004831 Hot glue Substances 0.000 description 1
- 229920002121 Hydroxyl-terminated polybutadiene Polymers 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- 206010027627 Miliaria Diseases 0.000 description 1
- 229920003355 Novatec® Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 241000206607 Porphyra umbilicalis Species 0.000 description 1
- 239000007868 Raney catalyst Substances 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- 206010040880 Skin irritation Diseases 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 201000005884 exanthem Diseases 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- RLAWWYSOJDYHDC-BZSNNMDCSA-N lisinopril Chemical compound C([C@H](N[C@@H](CCCCN)C(=O)N1[C@@H](CCC1)C(O)=O)C(O)=O)CC1=CC=CC=C1 RLAWWYSOJDYHDC-BZSNNMDCSA-N 0.000 description 1
- 229940099514 low-density polyethylene Drugs 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Chemical class 0.000 description 1
- 239000002184 metal Chemical class 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 201000004169 miliaria rubra Diseases 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 230000036556 skin irritation Effects 0.000 description 1
- 231100000475 skin irritation Toxicity 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 210000003371 toe Anatomy 0.000 description 1
- 239000000326 ultraviolet stabilizing agent Substances 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 239000011787 zinc oxide Substances 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
- A61F13/51—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 outer layers of the pads
- A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
- A61F13/51456—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties
- A61F13/51458—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable
- A61F13/51462—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable being defined by a value or parameter
-
- 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
- A61F13/51—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 outer layers of the pads
- A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
- A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material
-
- 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
- A61L15/225—Mixtures of macromolecular compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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
-
- 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
- A61F13/51—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 outer layers of the pads
- A61F2013/51002—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 outer layers of the pads with special fibres
- A61F2013/51038—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 outer layers of the pads with special fibres being a mixture of fibres
- A61F2013/51042—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 outer layers of the pads with special fibres being a mixture of fibres with hydrophobic and hydrophilic fibres
-
- 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
- A61F13/51—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 outer layers of the pads
- A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
- A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material
- A61F2013/51409—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film
- A61F2013/51411—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film being impervious to fluids but not for air or vapours
-
- 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
- A61F2013/530131—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 being made in fibre but being not pulp
-
- 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
- A61F2013/53445—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 from several sheets
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Dermatology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Materials Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Hematology (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57032830A JPS58149303A (ja) | 1982-03-02 | 1982-03-02 | つかいすておむつ |
| JP32830/82 | 1982-03-02 | ||
| JP3115/83 | 1983-01-13 | ||
| JP311583U JPS59108615U (ja) | 1983-01-13 | 1983-01-13 | 生理用ナプキン |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1189252A true CA1189252A (en) | 1985-06-25 |
Family
ID=26336625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000422584A Expired CA1189252A (en) | 1982-03-02 | 1983-03-01 | Absorbent article |
Country Status (9)
| Country | Link |
|---|---|
| CA (1) | CA1189252A (enrdf_load_stackoverflow) |
| DE (1) | DE3306843A1 (enrdf_load_stackoverflow) |
| ES (1) | ES8506058A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2522497A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2115702B (enrdf_load_stackoverflow) |
| HK (1) | HK1687A (enrdf_load_stackoverflow) |
| MX (1) | MX158943A (enrdf_load_stackoverflow) |
| MY (1) | MY8700321A (enrdf_load_stackoverflow) |
| SG (1) | SG72086G (enrdf_load_stackoverflow) |
Cited By (3)
| 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 |
| US5843056A (en) | 1996-06-21 | 1998-12-01 | Kimberly-Clark Worldwide, Inc. | Absorbent article having a composite breathable backsheet |
| US5879341A (en) | 1996-03-29 | 1999-03-09 | Kimberly-Clark Worldwide, Inc. | Absorbent article having a breathability gradient |
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR8403944A (pt) * | 1983-08-15 | 1985-07-09 | Johnson & Johnson | Estrutura absorvente;fralda descartavel;absorvente higienico |
| AU551948B2 (en) * | 1983-12-16 | 1986-05-15 | Mitsui Toatsu Chemicals Inc. | Producing porous film |
| DE3404939A1 (de) * | 1984-02-11 | 1985-09-05 | M & W Verpackungen Mildenberger & Willing GmbH & Co KG, 4432 Gronau | Kunststoff-folie zur herstellung fluessigkeitsaufnehmender, am koerper zu tragender hygieneartikel |
| GB2165755B (en) * | 1984-10-19 | 1988-10-26 | Vernon Carus Ltd | Incontinence pads |
| EP0192965B1 (en) * | 1985-01-30 | 1990-04-04 | Kao Corporation | Absorbent article |
| GB8505805D0 (en) * | 1985-03-06 | 1985-04-11 | Exxon Chemical Patents Inc | Disposable liquid absorbent products |
| US4698372A (en) * | 1985-09-09 | 1987-10-06 | E. I. Du Pont De Nemours And Company | Microporous polymeric films and process for their manufacture |
| US4609584A (en) * | 1985-09-19 | 1986-09-02 | Minnesota Mining And Manufacturing Company | Absorptive devices |
| JPS62151429A (ja) * | 1985-12-26 | 1987-07-06 | Nippon Petrochem Co Ltd | 多孔質フイルムまたはシ−トの製法 |
| CN1014794B (zh) * | 1986-07-16 | 1991-11-20 | 住友化学工业株式会社 | 透气膜及其制造方法 |
| US4758239A (en) * | 1986-10-31 | 1988-07-19 | Kimberly-Clark Corporation | Breathable barrier |
| US4713069A (en) * | 1986-10-31 | 1987-12-15 | Kimberly-Clark Corporation | Baffle having zoned water vapor permeability |
| US4713068A (en) * | 1986-10-31 | 1987-12-15 | Kimberly-Clark Corporation | Breathable clothlike barrier having controlled structure defensive composite |
| US4929303A (en) * | 1987-03-11 | 1990-05-29 | Exxon Chemical Patents Inc. | Composite breathable housewrap films |
| US5055338A (en) * | 1987-03-11 | 1991-10-08 | Exxon Chemical Patents Inc. | Metallized breathable films prepared from melt embossed polyolefin/filler precursor films |
| US4824718A (en) * | 1987-12-04 | 1989-04-25 | Minnesota Mining And Manufacturing Company | Porous film |
| US4818600A (en) * | 1987-12-09 | 1989-04-04 | Kimberly-Clark Corporation | Latex coated breathable barrier |
| CA2026326A1 (en) | 1989-10-04 | 1991-04-05 | James Arthur Davis | Disposable diaper having a humidity transfer region, breathable zone panel and separation layer |
| US5037410A (en) * | 1990-08-08 | 1991-08-06 | Zimmerman Robert R | Disposable articles comprising compostible components |
| BE1004565A5 (fr) * | 1990-08-31 | 1992-12-15 | Baxter Int | Feuille du type papier. |
| GB9113861D0 (en) * | 1991-06-26 | 1991-08-14 | Lock Peter M | Absorptive fibrous sheets and processes for their manufacture |
| JPH05200063A (ja) * | 1992-01-28 | 1993-08-10 | Uni Charm Corp | 体液処理用品の通気不透液性裏面シート、およびその製造方法 |
| CA2097630A1 (en) * | 1992-12-29 | 1994-06-30 | Ann Louise Mccormack | Stretch-pillowed, bulked laminate |
| CA2116081C (en) | 1993-12-17 | 2005-07-26 | Ann Louise Mccormack | Breathable, cloth-like film/nonwoven composite |
| SE510466C2 (sv) * | 1994-05-04 | 1999-05-25 | Sca Hygiene Prod Ab | Ett förfarande för framställning av en absorberande struktur och ett absorberande sårförband innehållande en absorberande struktur framställd enligt förfarandet |
| CA2148392A1 (en) * | 1994-06-06 | 1995-12-07 | Ann Louise Mccormack | Stretch-thinned film and nonwoven laminate |
| USH1585H (en) * | 1994-06-30 | 1996-08-06 | Ahr; Nicholas A. | Absorbent article having a braided wicking structure |
| US5762643A (en) * | 1994-11-03 | 1998-06-09 | Tredegar Industries, Inc. | Vacuum assisted application of thin vapor permeable, liquid impermeable coatings on apertured substrates and articles produced therefrom |
| US5681301A (en) * | 1996-01-24 | 1997-10-28 | Johnson & Johnson Worldwide Absorbent Products | Backing web in an absorbent article |
| DE19616224C1 (de) * | 1996-04-12 | 1997-11-20 | Daramic Inc | Verwendung von mikroporösem Polyolefin zur Absorption von Schweiß und anderen Körperausdünstungen |
| US6776947B2 (en) | 1996-07-31 | 2004-08-17 | Exxonmobil Chemical Company | Process of adjusting WVTR of polyolefin film |
| US6258308B1 (en) | 1996-07-31 | 2001-07-10 | Exxon Chemical Patents Inc. | Process for adjusting WVTR and other properties of a polyolefin film |
| DE19716253A1 (de) | 1997-04-18 | 1998-10-22 | Hartmann Paul Ag | Atmungsaktive Windel |
| US6277104B1 (en) | 1997-08-25 | 2001-08-21 | Mcneil-Ppc, Inc. | Air permeable, liquid impermeable barrier structures and products made therefrom |
| US6106956A (en) * | 1998-01-26 | 2000-08-22 | Exxon Chemical Patents, Inc. | Breathable extruded polymer films |
| EP1121239B1 (en) | 1998-10-16 | 2003-09-17 | ExxonMobil Chemical Patents Inc. | Process for producing polyolefin microporous breathable film |
| US6953510B1 (en) | 1998-10-16 | 2005-10-11 | Tredegar Film Products Corporation | Method of making microporous breathable film |
| CO5111023A1 (es) | 1998-12-31 | 2001-12-26 | Kimberly Clark Co | Composicion de articulo absorbente y metodo para usarla para secuestrar irritantes de la piel |
| US6461457B1 (en) | 1999-06-30 | 2002-10-08 | Kimberly-Clark Worldwide, Inc. | Dimensionally stable, breathable, stretch-thinned, elastic films |
| JP2001233982A (ja) * | 1999-12-14 | 2001-08-28 | Tokuyama Corp | 多孔質ポリオレフィンフィルム及びその製造方法 |
| DE10207721A1 (de) * | 2002-02-20 | 2003-08-28 | Hartmann Paul Ag | Scheiben-bzw. pad-förmiger Faserverbundartikel |
| CN100340395C (zh) | 2002-08-30 | 2007-10-03 | 阿尔扎公司 | 多层层压背衬结构体 |
| US6896843B2 (en) | 2002-08-30 | 2005-05-24 | Kimberly-Clark Worldwide, Inc. | Method of making a web which is extensible in at least one direction |
| RU2242370C2 (ru) * | 2002-09-27 | 2004-12-20 | Открытое акционерное общество "Научно-исследовательский институт нетканых материалов" | Комбинированный материал для абсорбирующих изделий |
| US7226880B2 (en) | 2002-12-31 | 2007-06-05 | Kimberly-Clark Worldwide, Inc. | Breathable, extensible films made with two-component single resins |
| US7220478B2 (en) | 2003-08-22 | 2007-05-22 | Kimberly-Clark Worldwide, Inc. | Microporous breathable elastic films, methods of making same, and limited use or disposable product applications |
| US7270723B2 (en) | 2003-11-07 | 2007-09-18 | Kimberly-Clark Worldwide, Inc. | Microporous breathable elastic film laminates, methods of making same, and limited use or disposable product applications |
| US7872168B2 (en) | 2003-10-31 | 2011-01-18 | Kimberely-Clark Worldwide, Inc. | Stretchable absorbent article |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3881489A (en) * | 1973-08-20 | 1975-05-06 | Procter & Gamble | Breathable, liquid inpervious backsheet for absorptive devices |
| US4059114A (en) * | 1976-05-12 | 1977-11-22 | Minnesota Mining And Manufacturing Company | Garment shield |
| US4308303A (en) * | 1978-11-02 | 1981-12-29 | Johnson & Johnson | Flocked, foam-coated, fibrous-reinforced, water vapor permeable, bacterial barrier |
| JPS608224B2 (ja) * | 1980-05-29 | 1985-03-01 | 花王株式会社 | 多孔質シ−ト |
-
1983
- 1983-02-26 DE DE19833306843 patent/DE3306843A1/de not_active Withdrawn
- 1983-02-28 GB GB08305424A patent/GB2115702B/en not_active Expired
- 1983-03-01 MX MX19643283A patent/MX158943A/es unknown
- 1983-03-01 CA CA000422584A patent/CA1189252A/en not_active Expired
- 1983-03-01 ES ES83520213A patent/ES8506058A1/es not_active Expired
- 1983-03-02 FR FR8303431A patent/FR2522497A1/fr active Granted
-
1986
- 1986-09-05 SG SG72086A patent/SG72086G/en unknown
-
1987
- 1987-01-02 HK HK1687A patent/HK1687A/xx unknown
- 1987-12-30 MY MY8700321A patent/MY8700321A/xx unknown
Cited By (4)
| 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 |
| US5879341A (en) | 1996-03-29 | 1999-03-09 | Kimberly-Clark Worldwide, Inc. | Absorbent article having a breathability gradient |
| US6659990B1 (en) | 1996-03-29 | 2003-12-09 | Kimberly-Clark Worldwide, Inc. | Absorbent article having a breathability gradient |
| US5843056A (en) | 1996-06-21 | 1998-12-01 | Kimberly-Clark Worldwide, Inc. | Absorbent article having a composite breathable backsheet |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3306843A1 (de) | 1983-09-15 |
| ES520213A0 (es) | 1985-06-16 |
| FR2522497B1 (enrdf_load_stackoverflow) | 1985-04-12 |
| FR2522497A1 (fr) | 1983-09-09 |
| GB8305424D0 (en) | 1983-03-30 |
| SG72086G (en) | 1987-03-27 |
| MY8700321A (en) | 1987-12-31 |
| ES8506058A1 (es) | 1985-06-16 |
| MX158943A (es) | 1989-03-31 |
| GB2115702A (en) | 1983-09-14 |
| GB2115702B (en) | 1985-10-16 |
| HK1687A (en) | 1987-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEC | Expiry (correction) | ||
| MKEX | Expiry |