CN116546950A - 层叠体 - Google Patents
层叠体 Download PDFInfo
- Publication number
- CN116546950A CN116546950A CN202180081251.5A CN202180081251A CN116546950A CN 116546950 A CN116546950 A CN 116546950A CN 202180081251 A CN202180081251 A CN 202180081251A CN 116546950 A CN116546950 A CN 116546950A
- Authority
- CN
- China
- Prior art keywords
- region
- intermediate sheet
- water
- sheet
- laminate
- 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.)
- Pending
Links
- 239000002250 absorbent Substances 0.000 claims abstract description 159
- 229920005989 resin Polymers 0.000 claims abstract description 140
- 239000011347 resin Substances 0.000 claims abstract description 140
- 230000002745 absorbent Effects 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 abstract description 90
- 230000002265 prevention Effects 0.000 abstract description 9
- 239000010410 layer Substances 0.000 description 83
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 75
- 239000004745 nonwoven fabric Substances 0.000 description 65
- 239000002245 particle Substances 0.000 description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 54
- 229920000642 polymer Polymers 0.000 description 41
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 30
- 239000000243 solution Substances 0.000 description 30
- 239000000178 monomer Substances 0.000 description 29
- 239000007864 aqueous solution Substances 0.000 description 27
- 238000006116 polymerization reaction Methods 0.000 description 25
- 238000003756 stirring Methods 0.000 description 25
- 239000000203 mixture Substances 0.000 description 22
- 239000000463 material Substances 0.000 description 21
- 239000002504 physiological saline solution Substances 0.000 description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 20
- 238000010521 absorption reaction Methods 0.000 description 20
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 19
- 238000000034 method Methods 0.000 description 17
- UWFRVQVNYNPBEF-UHFFFAOYSA-N 1-(2,4-dimethylphenyl)propan-1-one Chemical compound CCC(=O)C1=CC=C(C)C=C1C UWFRVQVNYNPBEF-UHFFFAOYSA-N 0.000 description 15
- 239000003431 cross linking reagent Substances 0.000 description 15
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 12
- 239000012790 adhesive layer Substances 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 238000001816 cooling Methods 0.000 description 10
- 229910001873 dinitrogen Inorganic materials 0.000 description 10
- 239000002270 dispersing agent Substances 0.000 description 10
- 239000004744 fabric Substances 0.000 description 10
- 239000000017 hydrogel Substances 0.000 description 10
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 10
- 238000012545 processing Methods 0.000 description 10
- 239000007870 radical polymerization initiator Substances 0.000 description 10
- 238000010992 reflux Methods 0.000 description 10
- 239000002002 slurry Substances 0.000 description 10
- 239000004094 surface-active agent Substances 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 238000003475 lamination Methods 0.000 description 9
- 229920000742 Cotton Polymers 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 7
- 210000001124 body fluid Anatomy 0.000 description 7
- 239000010839 body fluid Substances 0.000 description 7
- 239000000835 fiber Substances 0.000 description 7
- -1 Polyethylene Polymers 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 5
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 5
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 5
- SZYSLWCAWVWFLT-UTGHZIEOSA-N [(2s,3s,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)-2-[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxolan-2-yl]methyl octadecanoate Chemical compound O([C@@H]1[C@@H]([C@@H](O)[C@H](O)[C@@H](CO)O1)O)[C@]1(COC(=O)CCCCCCCCCCCCCCCCC)O[C@H](CO)[C@@H](O)[C@@H]1O SZYSLWCAWVWFLT-UTGHZIEOSA-N 0.000 description 5
- VKTHZHSHTVVWPN-UHFFFAOYSA-N [Na].[Na].[Na].[Na].[Na].CC(O)=O.CC(O)=O.CC(O)=O.CC(O)=O.CC(O)=O.NCCNCCN Chemical compound [Na].[Na].[Na].[Na].[Na].CC(O)=O.CC(O)=O.CC(O)=O.CC(O)=O.CC(O)=O.NCCNCCN VKTHZHSHTVVWPN-UHFFFAOYSA-N 0.000 description 5
- 238000010533 azeotropic distillation Methods 0.000 description 5
- 229920001577 copolymer Polymers 0.000 description 5
- 239000002612 dispersion medium Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 5
- 150000002430 hydrocarbons Chemical class 0.000 description 5
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- BBIKPGRUAMIMIA-UHFFFAOYSA-N sapb Chemical compound C1SCC(C(=O)NC(CC(N)=O)C(O)=O)NC(=O)C(C(C)O)NC(=O)C(C(C)O)NC(=O)C(C(C)CC)NC(=O)C(=C)NC(=O)C(CC(C)C)NC(=O)C(CO)NC(=O)C1NC(=O)C(CC(O)=O)NC(=O)CNC(=O)C1NC(=O)C(CC(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC(C)C)NC(=O)C(=C)NC(=O)C(C)NC(=O)C(CCCNC(N)=N)NC(=O)C(NC(=O)CNC(=O)C(N)C(C)O)CSC1 BBIKPGRUAMIMIA-UHFFFAOYSA-N 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000012085 test solution Substances 0.000 description 5
- 239000002562 thickening agent Substances 0.000 description 5
- 239000004831 Hot glue Substances 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- LXEKPEMOWBOYRF-UHFFFAOYSA-N [2-[(1-azaniumyl-1-imino-2-methylpropan-2-yl)diazenyl]-2-methylpropanimidoyl]azanium;dichloride Chemical compound Cl.Cl.NC(=N)C(C)(C)N=NC(C)(C)C(N)=N LXEKPEMOWBOYRF-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000000499 gel Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 229920002125 Sokalan® Polymers 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 229920006037 cross link polymer Polymers 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229920000578 graft copolymer Polymers 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000004750 melt-blown nonwoven Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 229920002215 polytrimethylene terephthalate Polymers 0.000 description 2
- 239000002964 rayon Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 229920002126 Acrylic acid copolymer Polymers 0.000 description 1
- SGHZXLIDFTYFHQ-UHFFFAOYSA-L Brilliant Blue Chemical compound [Na+].[Na+].C=1C=C(C(=C2C=CC(C=C2)=[N+](CC)CC=2C=C(C=CC=2)S([O-])(=O)=O)C=2C(=CC=CC=2)S([O-])(=O)=O)C=CC=1N(CC)CC1=CC=CC(S([O-])(=O)=O)=C1 SGHZXLIDFTYFHQ-UHFFFAOYSA-L 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 241000561044 Halys Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000013504 Triton X-100 Substances 0.000 description 1
- 229920004890 Triton X-100 Polymers 0.000 description 1
- 239000004840 adhesive resin Substances 0.000 description 1
- 229920006223 adhesive resin Polymers 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- CYKDLUMZOVATFT-UHFFFAOYSA-N ethenyl acetate;prop-2-enoic acid Chemical compound OC(=O)C=C.CC(=O)OC=C CYKDLUMZOVATFT-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000010558 suspension polymerization method Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000005303 weighing Methods 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
- A61F13/53—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
- A61F13/535—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 inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
-
- 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
- A61F13/535—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 inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
- A61F13/536—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 inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes having discontinuous areas of compression
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)
- Laminated Bodies (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020201700 | 2020-12-04 | ||
| JP2020-201700 | 2020-12-04 | ||
| PCT/JP2021/044171 WO2022118904A1 (ja) | 2020-12-04 | 2021-12-01 | 積層体 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116546950A true CN116546950A (zh) | 2023-08-04 |
Family
ID=81853945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180081251.5A Pending CN116546950A (zh) | 2020-12-04 | 2021-12-01 | 层叠体 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPWO2022118904A1 (enrdf_load_stackoverflow) |
| CN (1) | CN116546950A (enrdf_load_stackoverflow) |
| WO (1) | WO2022118904A1 (enrdf_load_stackoverflow) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0349694Y2 (enrdf_load_stackoverflow) * | 1985-06-20 | 1991-10-23 | ||
| US7491864B2 (en) * | 2001-02-02 | 2009-02-17 | Daio Paper Corporation | Absorbent article for body fluids and production method thereof |
| JP4979863B2 (ja) * | 2001-09-27 | 2012-07-18 | 大王製紙株式会社 | 不織布と繊維ウェブの複合体シート、吸収体製品、および複合体シートの製造方法 |
| KR101283921B1 (ko) * | 2005-03-23 | 2013-07-16 | 가오 가부시키가이샤 | 흡수성 물품 |
| JP6502077B2 (ja) * | 2014-12-11 | 2019-04-17 | 株式会社リブドゥコーポレーション | 吸収性物品用シート部材および吸収性物品 |
| CN112384181B (zh) * | 2018-03-22 | 2022-09-09 | 瑞德科技控股有限公司 | 一次性吸收制品和吸收芯部复合物 |
| JP7096688B2 (ja) * | 2018-03-28 | 2022-07-06 | 大王製紙株式会社 | 吸収性物品 |
| BR112021001015B1 (pt) * | 2018-07-19 | 2023-12-26 | Twe Meulebeke | Estrutura não tecida de múltiplas camadas para uso como um componente de artigos absorventes descartáveis |
-
2021
- 2021-12-01 CN CN202180081251.5A patent/CN116546950A/zh active Pending
- 2021-12-01 WO PCT/JP2021/044171 patent/WO2022118904A1/ja active Application Filing
- 2021-12-01 JP JP2022566967A patent/JPWO2022118904A1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2022118904A1 (enrdf_load_stackoverflow) | 2022-06-09 |
| WO2022118904A1 (ja) | 2022-06-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |