CN105496658A - Absorbing core - Google Patents
Absorbing core Download PDFInfo
- Publication number
- CN105496658A CN105496658A CN201610065234.3A CN201610065234A CN105496658A CN 105496658 A CN105496658 A CN 105496658A CN 201610065234 A CN201610065234 A CN 201610065234A CN 105496658 A CN105496658 A CN 105496658A
- Authority
- CN
- China
- Prior art keywords
- layer
- material layer
- macromolecule
- dimensional
- cotton core
- 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
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
- A61F13/539—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 characterised by the connection of the absorbent layers with each other or with the outer layers
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15365—Dimensions
- A61F2013/15373—Calliper, i.e. thickness
- A61F2013/15382—Reduced thickness
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15463—Absorbency
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15544—Permeability
-
- 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
- A61F2013/530007—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 from 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
- A61F2013/530868—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 characterized by the liquid distribution or transport means other than wicking layer
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)
Abstract
The invention relates to the field of disposable hygienic products, and in particular relates to an absorbing core, comprising a cotton core layer and a macromolecule layer, wherein an upper material layer is arranged at the upper side of the cotton core layer and a lower material layer is arranged at the lower side of the cotton core layer; the macromolecule layer comprises a three-dimensional upper material layer, a three-dimensional lower material layer, and macromolecules; the three-dimensional upper material layer and the three-dimensional lower material layer form a plurality of hot-pressing points by virtue of rolling; a plurality of adjacent hot-pressing points on the three-dimensional upper material layer are encircled to form a convex part; the macromolecules are contained in an inner space of the convex part; the upper material layer, the lower material layer and the three-dimensional upper material layer are high-transparence liquid performance material layers; the cotton core layer is glued with the upper material layer and the lower material layer by adopting hot-melt glue; and the lower material layer is glued with the three-dimensional upper material layer by adopting a hot-melt glue.
Description
Technical field
The present invention relates to disposable sanitary articles field, particularly relate to a kind of ultra-thin absorbent cores.
Background technology
At present, in disposable sanitary articles field, common ultrathin products core body be manufactured with two kinds of forms, one: with dust-free paper material as ultra-thin core body, this kind of manufacture method dust-free paper material cost is high, and dust-free paper material is in operation and has the phenomenon that macromolecule is scattered, and need join a set of laying dust equipment in addition; Its two: after utilizing wood pulp paper to be pulverized by pulverizer, core body is mixed to form with macromolecule in forming bin, also there is certain thickness in the core body cotton core amount of this kind of method making, fail perfectly to reach the level of ultra-thin cotton core, if to reduce the effect that cotton core amount reaches ultra-thin cotton core, then have assimilation effect not good, cause the phenomenons such as liquid side leakage reverse osmosis.
Summary of the invention
Therefore, for above-mentioned problem, the present invention propose a kind of absorbent properties good, effectively prevent the absorbent cores that reverse osmosis, core thickness are thinner.
For achieving the above object, present invention employs following technical scheme: a kind of absorbent cores, comprise cotton core layer, macromolecule layer, the both sides up and down of described cotton core layer are respectively equipped with upper layer of material layer and underlying material layer, described macromolecule layer comprises three-dimensional upper layer of material layer, three-dimensional underlying material layer, macromolecule, described three-dimensional upper layer of material layer and three-dimensional underlying material layer form a plurality of hot-pressing point through roll-in, a plurality of hot-pressing points adjacent on described three-dimensional upper layer of material layer surround formation one protuberance, described macromolecule is filled in the inner space of protuberance, described upper layer of material layer, underlying material layer, three-dimensional upper layer of material layer is high transparent liquid performance material layer, described cotton core layer and upper layer of material layer, PUR is adopted to bond between underlying material layer, PUR is adopted to bond between described underlying material layer and three-dimensional upper layer of material layer.
Further, described cotton core layer is that wood pulp and macromolecule are mixed to form, and its thickness is 1 ~ 3mm.
Further, the height of described protuberance reduces to surrounding gradually by the middle part of macromolecule layer.
Further, the height being positioned at the protuberance in the middle part of macromolecule layer is 4 ~ 6mm, and the height being positioned at the protuberance of macromolecule layer surrounding is 2 ~ 3mm.
Further, the both sides of described three-dimensional underlying material layer upwards extend and thread gluing in the two ends of upper layer of material layer.
By adopting preceding solution, the invention has the beneficial effects as follows: this absorbent cores by arrange cotton core layer and macromolecule layer make liquid can rapidly under ooze, and be locked in macromolecule layer, thus keep the dry and comfortable of absorbent cores surface, the mode of roll-in is utilized to form hot-pressing point with three-dimensional upper layer of material and the three-dimensional subsurface material of boning, thus make three-dimensional upper layer of material form a plurality of protuberance, and macromolecule is filled in the inner space of each protuberance, the runner of a plurality of channel form can be formed between two adjacent like this protuberances, thus convenient diffusion; Further, described cotton core layer is that wood pulp and macromolecule are mixed to form, and mixed proportion can be the arbitrary numerical value between 1:1 ~ 1:3; Further, the height of described protuberance reduces to surrounding gradually by the middle part of macromolecule layer, because the absorbtivity of absorbent cores all reduces from middle part to surrounding, increase the protrusion height at middle part, effectively can increase absorbtivity, and be more conducive to forming the groove that tilted to surrounding by middle part, thus be more conducive to water conservancy diversion, thus make the speed of diffusion, the better effects if of diffusion; Further, the both sides of described three-dimensional underlying material layer upwards extend and thread gluing in the two ends of upper layer of material layer, such to arrange the globality that can make whole absorbent cores better, and degree of stability is higher.
Accompanying drawing explanation
Fig. 1 is schematic cross-section of the present invention;
Fig. 2 is the sectional view of macromolecule layer;
Fig. 3 is the structural representation of macromolecule layer grid distribution.
Detailed description of the invention
Now the present invention is further described with detailed description of the invention by reference to the accompanying drawings.
With reference to figure 1, Fig. 2, Fig. 3, the present embodiment provides a kind of absorbent cores, comprises cotton core layer 1, macromolecule layer 2, and the both sides up and down of described cotton core layer 1 are respectively equipped with upper layer of material layer 3 and underlying material layer 4, described cotton core layer 1 is mixed to form for wood pulp and macromolecule, and its thickness is 2mm.Described macromolecule layer 2 comprises three-dimensional upper layer of material layer 5, three-dimensional underlying material layer 6, macromolecule 7, described three-dimensional upper layer of material layer 5 forms a plurality of hot-pressing point 21 with three-dimensional underlying material layer 6 through roll-in, on described three-dimensional upper layer of material layer 5, adjacent a plurality of hot-pressing points 21 surround formation one protuberance 22, described macromolecule 7 is filled in the inner space of protuberance 22, the height of described protuberance 7 reduces to surrounding gradually by the middle part of macromolecule layer 2, so not only water conservancy diversion, good absorbing effect, permeability is also better.The height being positioned at the protuberance in the middle part of macromolecule layer 2 is 5mm, and the height being positioned at the protuberance of macromolecule layer 2 surrounding is 2.5mm.Described upper layer of material layer 3, underlying material layer 4, three-dimensional upper layer of material layer 6 are high transparent liquid performance material layer, adopt PUR 8 to bond between described cotton core layer 1 and upper layer of material layer 3, underlying material layer 4, between described underlying material layer 4 and three-dimensional upper layer of material layer 5, adopt PUR 8 to bond.The both sides of described three-dimensional underlying material layer 6 upwards extend and thread gluing in the two ends of upper layer of material layer 5.
Described macromolecule layer 2 divides and has a plurality of net region 23, the height being positioned at the protuberance 22 of same net region 23 is consistent.The effect that can form stacked absorption is so set, is namely stepwise absorbed to surrounding by middle part, water conservancy diversion.
The thickness of above-mentioned cotton core layer is also can for the arbitrary numerical value between 1mm, 3mm or 1 ~ 3mm; The height of above-mentioned protuberance in the middle part of macromolecule layer also can be the arbitrary numerical value between 4mm, 6mm or 4 ~ 6mm, the arbitrary numerical value between the height of the protuberance of macromolecule layer surrounding also can be 2mm, 3mm or 2 ~ 3mm.
This absorbent cores by arrange cotton core layer and macromolecule layer make liquid can rapidly under ooze, and be locked in macromolecule layer, thus keep the dry and comfortable of absorbent cores surface, the mode of roll-in is utilized to form hot-pressing point with three-dimensional upper layer of material and the three-dimensional subsurface material of boning, thus make three-dimensional upper layer of material form a plurality of protuberance, and macromolecule is filled in the inner space of each protuberance, the runner of a plurality of channel form between two adjacent like this protuberances, can be formed, thus convenient diffusion; Further, described cotton core layer is that wood pulp and macromolecule are mixed to form, and mixed proportion can be the arbitrary numerical value between 1:1 ~ 1:3; Further, the height of described protuberance reduces to surrounding gradually by the middle part of macromolecule layer, because the absorbtivity of absorbent cores all reduces from middle part to surrounding, increase the protrusion height at middle part, effectively can increase absorbtivity, and be more conducive to forming the groove that tilted to surrounding by middle part, thus be more conducive to water conservancy diversion, thus make the speed of diffusion, the better effects if of diffusion; Further, the both sides of described three-dimensional underlying material layer upwards extend and thread gluing in the two ends of upper layer of material layer, such to arrange the globality that can make whole absorbent cores better, and degree of stability is higher.
Although specifically show in conjunction with preferred embodiment and describe the present invention; but those skilled in the art should be understood that; not departing from the spirit and scope of the present invention that appended claims limits; can make a variety of changes the present invention in the form and details, be protection scope of the present invention.
Claims (5)
1. an absorbent cores, it is characterized in that: comprise cotton core layer, macromolecule layer, the both sides up and down of described cotton core layer are respectively equipped with upper layer of material layer and underlying material layer, described macromolecule layer comprises three-dimensional upper layer of material layer, three-dimensional underlying material layer, macromolecule, described three-dimensional upper layer of material layer and three-dimensional underlying material layer form a plurality of hot-pressing point through roll-in, a plurality of hot-pressing points adjacent on described three-dimensional upper layer of material layer surround formation one protuberance, described macromolecule is filled in the inner space of protuberance, described upper layer of material layer, underlying material layer, three-dimensional upper layer of material layer is high transparent liquid performance material layer, described cotton core layer and upper layer of material layer, PUR is adopted to bond between underlying material layer, PUR is adopted to bond between described underlying material layer and three-dimensional upper layer of material layer.
2. a kind of absorbent cores according to claim 1, is characterized in that: described cotton core layer is that wood pulp and macromolecule are mixed to form, and its thickness is 1 ~ 3mm.
3. a kind of absorbent cores according to claim 1 and 2, is characterized in that: the height of described protuberance reduces to surrounding gradually by the middle part of macromolecule layer.
4. a kind of absorbent cores according to claim 3, is characterized in that: the height being positioned at the protuberance in the middle part of macromolecule layer is 4 ~ 6mm, and the height being positioned at the protuberance of macromolecule layer surrounding is 2 ~ 3mm.
5. a kind of absorbent cores according to claim 1 and 2, is characterized in that: the both sides of described three-dimensional underlying material layer upwards extend and thread gluing in the two ends of upper layer of material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610065234.3A CN105496658A (en) | 2016-01-29 | 2016-01-29 | Absorbing core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610065234.3A CN105496658A (en) | 2016-01-29 | 2016-01-29 | Absorbing core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105496658A true CN105496658A (en) | 2016-04-20 |
Family
ID=55705227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610065234.3A Pending CN105496658A (en) | 2016-01-29 | 2016-01-29 | Absorbing core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105496658A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018233250A1 (en) * | 2017-06-22 | 2018-12-27 | The Procter & Gamble Company | Laminate webs and absorbent articles having the same |
| US10813797B2 (en) | 2017-06-22 | 2020-10-27 | The Procter & Gamble Company | Laminate webs and absorbent articles having the same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103596533A (en) * | 2011-06-10 | 2014-02-19 | 宝洁公司 | Disposable diaper having reduced absorbent core to back sheet gluing |
| CN103596530A (en) * | 2011-06-10 | 2014-02-19 | 宝洁公司 | Laminate absorbent core for use in absorbent articles |
| JP2014068813A (en) * | 2012-09-28 | 2014-04-21 | Daio Paper Corp | Absorber and absorbent article using the same |
| CN103767830A (en) * | 2014-01-24 | 2014-05-07 | 北京倍舒特妇幼用品有限公司 | Multilayered structure absorbing core used for nursing pad and manufacturing method thereof |
| US20140324007A1 (en) * | 2007-06-18 | 2014-10-30 | The Procter & Gamble Company | Disposable absorbent article with substantially continuously distributed absorbent particulate polymer material and method |
-
2016
- 2016-01-29 CN CN201610065234.3A patent/CN105496658A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140324007A1 (en) * | 2007-06-18 | 2014-10-30 | The Procter & Gamble Company | Disposable absorbent article with substantially continuously distributed absorbent particulate polymer material and method |
| CN103596533A (en) * | 2011-06-10 | 2014-02-19 | 宝洁公司 | Disposable diaper having reduced absorbent core to back sheet gluing |
| CN103596530A (en) * | 2011-06-10 | 2014-02-19 | 宝洁公司 | Laminate absorbent core for use in absorbent articles |
| JP2014068813A (en) * | 2012-09-28 | 2014-04-21 | Daio Paper Corp | Absorber and absorbent article using the same |
| CN103767830A (en) * | 2014-01-24 | 2014-05-07 | 北京倍舒特妇幼用品有限公司 | Multilayered structure absorbing core used for nursing pad and manufacturing method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018233250A1 (en) * | 2017-06-22 | 2018-12-27 | The Procter & Gamble Company | Laminate webs and absorbent articles having the same |
| US10813797B2 (en) | 2017-06-22 | 2020-10-27 | The Procter & Gamble Company | Laminate webs and absorbent articles having the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |
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| RJ01 | Rejection of invention patent application after publication |