CN104499185A - One-off absorbing product - Google Patents
One-off absorbing product Download PDFInfo
- Publication number
- CN104499185A CN104499185A CN201410848096.7A CN201410848096A CN104499185A CN 104499185 A CN104499185 A CN 104499185A CN 201410848096 A CN201410848096 A CN 201410848096A CN 104499185 A CN104499185 A CN 104499185A
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- Prior art keywords
- fiber
- fibre
- fluid conducting
- conducting material
- layer
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- 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.)
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Classifications
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/64—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
Abstract
The invention provides an one-off absorbing product. The one-off absorbing product comprises a hydrophilic surface material, an absorbing core layer, a bottom impervious material, and a multi-layer composite flow guide material which is located between the hydrophilic surface material and the absorbing core layer; the flow guide material comprises two layers of fiber meshes; the surface fiber mesh is prepared from skin-core double-component fibers which are regularly arranged along the length direction after being treated by a hydrophilic oily agent at a plurality of times; the surface fiber mesh is adhered and fixed through hot air; the lower fiber mesh is prepared from viscose acetal fibers and polyester fibers and is fixed by a spunlace entanglement manner; the lower fiber mesh has the characteristic of being loose in top and dense in bottom, namely, the upper surface is loose, and the lower surface is dense; the two layers of fiber meshes are adhered by spraying high-hygroscopicity hot melt adhesive; the composite flow guide material has the characteristics that liquid can permeate fast at a plurality of times and returns a little; the liquid is mainly dispersed along the length direction and is dispersed in a small area on the surface layer and in a large area on the lower layer; the dispersing area ratio of the lower layer material to the upper layer material is more than 15. The absorbing product has the characteristics of being dry and clean in surface, and comfortable to wear.
Description
Technical field
The present invention relates to a kind of disposable adsorption object, particularly relate to the disposable adsorption object containing special fluid conducting material.
Background technology
Disposable adsorption object generally comprises hydrophily surface material, fluid conducting material, absorbent core layer and waterproof bottom layer material.For user, the surface layer directly contacted with human body skin is more dry and comfortable better.Fluid conducting material is positioned at the centre position of Disposable Sanitary Accessory (as: paper nappy, sanitary napkin etc.) top layer and absorbent core layer, mainly play conduction, diffusion, fast under blend the effect preventing reverse osmosis, thus make liquid at this layer of arrival afterwards fast and be delivered to absorbent core layer along its length equably, improve the absorption efficiency of SAP in sandwich layer to greatest extent, effectively prevent the amenities phenomenon of leakage from occurring.
Existing Disposable Sanitary Accessory compound guide layer used is liquid absorptive material, its objective is temporarily to store liquid by absorbent material, and then by liquid diffusing baffle to absorbent core layer.This compound guide layer thickness is comparatively large, and cellulose fiber peacekeeping superabsorbent fiber use amount is more, therefore expensive, and liquid not can infiltrate in core body completely and goes, and still has comparatively many parts to remain in guide layer absorbent material, causes the product amount of bleeding back larger.Separately, such compound guide layer adopts dust-free paper technique (dry method of paper-making technique) manufacture, can produce a large amount of dust, complex manufacturing, and there is material dry linting phenomenon, bring inconvenience to the production process of amenities in production process.
Summary of the invention
The object of the invention is, provide a kind of disposable adsorption object containing MULTILAYER COMPOSITE fluid conducting material, this absorbing articles has the feature of surface dry, wearing comfort.
Described disposable adsorption object, it comprises hydrophily surface material, core material, bottom impermeable material and the MULTILAYER COMPOSITE fluid conducting material between hydrophily surface material and core material.This fluid conducting material is made up of two layer web.Top fiber net adopts hot blast adhesion to reinforce and forms.Lowermost fibre Netcom crosses water jet entanglement reinforcing and forms.Bond by spraying wet epistasis hot melt adhesive between fiber web.
Described surface fibre net adopts core-skin bicomponent fibers, and its mediopellis is polyethylene, and sandwich layer is any one in polypropylene, polyester two kinds of resins; Fibre length is 30 ~ 70mm, and fineness is 3 ~ 40D; Fiber is through commercial repeatedly hydrophilic spinning oil process.Through combing well known in the art, drawing-off, the random technique of impurity elimination, make the most of fiber in described hot blast adhesion fiber web arrange more regular along its length, the gap length between wherein staggered elongate strip fibre bundle is 0.2 ~ 4.5mm.Surface fibre net grammes per square metre is 15 ~ 45g/m
2.
Described lowermost fibre net is made up of viscose acetal fibre and polyester fiber two component, and wherein the content of viscose acetal fibre is 30 ~ 95wt %.Fibroreticulate grammes per square metre is 50 ~ 160 g/m
2.Its design feature is: upper Panasonic is real, namely upper surface is fluffy, lower surface is closely knit, this design feature realizes through water jet process control technology well known in the art, that is: upper surface water thorn number of channels and water thorn pressure are all less than lower surface, thus make to form funnel-form fluid transport structure between this fiber web upper and lower surface, and fiber web up and down between there is potential energy difference, to ooze under can making liquid rapidly, rapid diffusion.
MULTILAYER COMPOSITE fluid conducting material in disposable adsorption object as above, adopts wet epistasis hot melt adhesive to glue together between its two layer web; Described wet epistasis hot melt adhesive is the one in Henkel 5811u or Bostik 4660 or Fuller 1,088 three kinds; Resin application methods is the one in omega glue spraying or fiber glue spraying or spiral glue spraying three kinds, preferred omega glue spraying.
Beneficial effect of the present invention is:
Liquid mainly spreads along its length in MULTILAYER COMPOSITE fluid conducting material, little in the online diffusion area of surface fibre, large in the online diffusion area of bottom fiber, lowermost fibre net is greater than 15 with top fiber net diffusion area ratio, the liquid that this characteristic makes described fluid conducting material contact with subsides skin surface material is few, reverse osmosis is just less to the liquid of surface material, therefore can effectively reduce the stimulation of the excretas such as urine to skin.The another side of described fluid conducting material contacts with absorbent core layer, because liquid diffusion area is large, is beneficial to liquid and is absorbed by absorbent core layer more rapidly, effectively, improve the absorption efficiency of absorbent core layer.In addition, described fluid conducting material repeatedly permeates rapidly, and the amount of bleeding back is few, and through the test of LISTER-CA permeameter, first three time time of penetration is all less than 3s, and the amount of bleeding back is less than or equal to 0.1g.
Detailed description of the invention
A kind of disposable adsorption object, it comprises hydrophily surface material, core material, bottom impermeable material and the MULTILAYER COMPOSITE fluid conducting material between hydrophily surface material and core material.This fluid conducting material is made up of two layer web, and top fiber net adopts hot blast adhesion to reinforce and forms, and lowermost fibre Netcom crosses water jet entanglement reinforcing and forms.
Surface fibre net adopts sheath/core bicomponent fiber, and its mediopellis is polyethylene, sandwich layer is polyester, and fibre length is 30 ~ 70mm, and fineness is 3 ~ 40D, and fiber is through repeatedly hydrophilic finish HA-YJ-1309D/HA-YJ-1308(is commercial) process.Surface fibre is transferred to doffer after Cylinder Carding, by reducing the velocity ratio between doffer and Condensing Roller, makes the most of fiber after combing arrange regular along its length.Be transferred on baking oven lace curtaining after web forming, output speed due to fibre web is less than the speed of baking oven lace curtaining, in the moment of contact, lace curtaining has the effect of a tractive to fibre web, makes the gap length between elongate strip fibre bundle staggered in the fibre web after hot blast solidification be 0.2 ~ 4.5mm.This fibroreticulate square of grammes per square metre is 15 ~ 45g/m
2.
Lowermost fibre net adopts polyester fiber and viscose acetal fibre mixing match, and wherein the ratio of viscose acetal fibre is 30 ~ 95wt%; After mixed fiber carding, through high-pressure water shot flowing water thorn, upper surface water stings 2 roads, and water thorn pressure is respectively 30bar and 50bar, and lower surface water stings 3 roads, and water thorn pressure is respectively 40bar, 60bar and 80bar; After dewatered drying, make the water jet entangled fiber net that upper surface is fluffy, lower surface is closely knit, its square of grammes per square metre is 50 ~ 160g/m
2.
Two layer web is bondd by wet epistasis hot melt adhesive Henkel 5811u or Bostik 4660 or Fuller 1088, and resin application methods is the one in omega glue spraying or fiber glue spraying or spiral glue spraying three kinds, preferred omega glue spraying.
According to said method, produce MULTILAYER COMPOSITE fluid conducting material sample 1, sample 2, sample 3 and sample 4, each sample and contrast sample (being widely used in the fluid conducting material of Disposable Sanitary Accessory at present) parameter as shown in table 1:
Table 1
| sample | structure | explanation |
| sample 1 | 25gsm hot blast adhesion fiber web+120gsm water jet entangled fiber net (containing viscose acetal fibre 75wt%) | hot blast adhesion fiber web: 12D-PE/PET bicomponent fibers, fibre length 51mm, the gap length 4.5mm of staggered fiber.Wet strong rubber: Henkel 5811u.Resin application methods: omega glue spraying. |
| sample 2 | 25gsm hot blast adhesion fiber web+120gsm water jet entangled fiber net (containing viscose acetal fibre 75wt%) | hot blast adhesion fiber web: 12D-PE/PET bicomponent fibers, fibre length 51mm, the gap length 4.5mm of staggered fiber.Wet strong rubber: Henkel 5811u.Resin application methods: spiral glue spraying. |
| sample 3 | 25gsm hot blast adhesion fiber web+120gsm water jet entangled fiber net (containing viscose acetal fibre 75wt%) | hot blast adhesion fiber web: 12D-PE/PET bicomponent fibers, fibre length 51mm, the gap length 4.5mm of staggered fiber.Wet strong rubber: Henkel 5811u.Resin application methods: fiber glue spraying. |
| sample 4 | 25gsm hot blast adhesion fiber web+120gsm water jet entangled fiber net (containing viscose acetal fibre 75wt%) | hot blast adhesion fiber web: 3D-PE/PET bicomponent fibers, fibre length 38mm, the gap length 1.0mm of staggered fiber.Wet strong rubber: Bostik 4660.Resin application methods: omega glue spraying. |
| contrast sample | common hot blast water conservancy diversion nonwoven fabric | 4D-PE/PET bicomponent fibers, fibre length 38mm, grammes per square metre is 40gsm. |
Configure a certain amount of physiological saline, and add 0.5% indigo, for subsequent use in physiological saline.
Employing LISTER-CA permeameter, tests sample respectively and contrast sample repeatedly permeates, the data of the amount of bleeding back.
Diffusion length measuring method: be placed on the filter paper of iron plate by test sample, regulate the height of addition funnel, makes the specimen surface of the distance bottom 5mm ~ 10mm of its end opening.Accurately pipette test solution 5mL in the funnel regulated with pipette, then open rapidly funnel section door to maximum, solution is freely flow on the surface of sample, after solution stream is complete, funnel section door is closed.Continuous discharge 3 times, then measures physiological saline at the diffusion length of sample upper surface and lower surface and width, repeatedly tests, average, and calculate area.
Test result is as shown in table 2:
Table 2
Test result shows, the MULTILAYER COMPOSITE fluid conducting material of disposable adsorption object provided by the invention, due to the special construction of surface fibre net, ooze rapidly, and diffusion area is little under making liquid; Containing hydrophily and the good viscose acetal fibre of wet guilding in lowermost fibre net, fully, promptly the liquid adsorption in surface fibre net can be got off, simultaneously by the structure that Panasonic on it is close, liquid is mainly spread and unidirectional downward infiltration along its length, therefore the amount of bleeding back is minimum.
Below in conjunction with the embodiments to invention has been comparatively detailed description, but this does not form the restriction to content of the present invention.The amendment made under same design, change and modification, all fall into protection scope of the present invention.
Claims (7)
1. a disposable adsorption object, it comprises hydrophily surface material, core material, bottom impermeable material and the MULTILAYER COMPOSITE fluid conducting material between hydrophily surface material and core material; This fluid conducting material is made up of two layer web, and top fiber net adopts hot blast adhesion to reinforce and forms, and lowermost fibre Netcom crosses water jet entanglement reinforcing and forms; Bond by spraying wet epistasis hot melt adhesive between fiber web; This MULTILAYER COMPOSITE fluid conducting material repeatedly permeates rapidly, and first three time time of penetration is less than 3s, and the amount of bleeding back is less than or equal to 0.1g; Liquid mainly spreads along its length, little in the online diffusion area of surface fibre, and large in the online diffusion area of lowermost fibre, lowermost fibre net is greater than 15 with top fiber net diffusion area ratio.
2. disposable adsorption object as claimed in claim 1, it is characterized in that the surface fibre net of described fluid conducting material adopts sheath/core bicomponent fiber, its mediopellis is polyethylene, sandwich layer is any one in polypropylene and polyester two kinds of resins, fibre length is 30 ~ 70mm, fineness is 3 ~ 40D, and fiber is through repeatedly hydrophilic finish process.
3. disposable adsorption object as claimed in claim 1, is characterized in that the most of fiber in the hot blast adhesion fiber web of described fluid conducting material top layer arranges more regular along its length, and the gap length between wherein staggered elongate strip fibre bundle is 0.2 ~ 4.5mm; Square grammes per square metre of surface fibre net is 15 ~ 45g/m
2.
4. disposable adsorption object as claimed in claim 1, is characterized in that the ratio of the viscose acetal fibre that described fluid conducting material lowermost fibre net adopts is 30 ~ 95wt%.
5. disposable adsorption object as claimed in claim 1, is characterized in that the structure of described fluid conducting material lowermost fibre net is that upper surface is fluffy, lower surface is closely knit, and the water jet puncture number of channels suffered by upper surface and water jet puncture pressure are all less than lower surface.
6. disposable adsorption object as claimed in claim 1, is characterized in that square grammes per square metre of described fluid conducting material lowermost fibre net is 50 ~ 160g/m
2.
7. disposable adsorption object as claimed in claim 1, is characterized in that the glue spraying mode of described fluid conducting material is fiber glue spraying or spiral glue spraying or omega glue spraying, preferred omega glue spraying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410848096.7A CN104499185A (en) | 2014-12-31 | 2014-12-31 | One-off absorbing product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410848096.7A CN104499185A (en) | 2014-12-31 | 2014-12-31 | One-off absorbing product |
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| Publication Number | Publication Date |
|---|---|
| CN104499185A true CN104499185A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410848096.7A Pending CN104499185A (en) | 2014-12-31 | 2014-12-31 | One-off absorbing product |
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| Country | Link |
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| CN (1) | CN104499185A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106691703A (en) * | 2015-07-30 | 2017-05-24 | 佛山市啟盛卫生用品有限公司 | Infant paper diaper with double-guiding-layer structure |
| CN114746057A (en) * | 2019-11-26 | 2022-07-12 | 尤妮佳股份有限公司 | Absorbent article |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101530628A (en) * | 2009-04-17 | 2009-09-16 | 东华大学 | Composite flowing layer material and preparation method thereof |
| CN202277440U (en) * | 2011-09-23 | 2012-06-20 | 瑞光（上海）电气设备有限公司 | Paper diaper |
| CN202751506U (en) * | 2012-06-26 | 2013-02-27 | 稳健医疗（黄冈）有限公司 | All-cotton degradable environment-friendly sanitary pad |
| CN203506985U (en) * | 2013-08-08 | 2014-04-02 | 晋江市松海纸业贸易有限公司 | Anti-reverse-osmosis paper diaper |
| JP2014141047A (en) * | 2013-01-25 | 2014-08-07 | Seiren Co Ltd | Moisture permeability curing sheet |
| CN104002527A (en) * | 2014-04-30 | 2014-08-27 | 杭州可靠护理用品股份有限公司 | Portable nursing pad containing polylactic acid fiber and preparation method thereof |
| CN104138310A (en) * | 2014-06-17 | 2014-11-12 | 马鞍山同杰良生物材料有限公司 | PLA (polylactic acid) non-woven fabric diaper with high breathability and preparation method thereof |
-
2014
- 2014-12-31 CN CN201410848096.7A patent/CN104499185A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101530628A (en) * | 2009-04-17 | 2009-09-16 | 东华大学 | Composite flowing layer material and preparation method thereof |
| CN202277440U (en) * | 2011-09-23 | 2012-06-20 | 瑞光（上海）电气设备有限公司 | Paper diaper |
| CN202751506U (en) * | 2012-06-26 | 2013-02-27 | 稳健医疗（黄冈）有限公司 | All-cotton degradable environment-friendly sanitary pad |
| JP2014141047A (en) * | 2013-01-25 | 2014-08-07 | Seiren Co Ltd | Moisture permeability curing sheet |
| CN203506985U (en) * | 2013-08-08 | 2014-04-02 | 晋江市松海纸业贸易有限公司 | Anti-reverse-osmosis paper diaper |
| CN104002527A (en) * | 2014-04-30 | 2014-08-27 | 杭州可靠护理用品股份有限公司 | Portable nursing pad containing polylactic acid fiber and preparation method thereof |
| CN104138310A (en) * | 2014-06-17 | 2014-11-12 | 马鞍山同杰良生物材料有限公司 | PLA (polylactic acid) non-woven fabric diaper with high breathability and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106691703A (en) * | 2015-07-30 | 2017-05-24 | 佛山市啟盛卫生用品有限公司 | Infant paper diaper with double-guiding-layer structure |
| CN114746057A (en) * | 2019-11-26 | 2022-07-12 | 尤妮佳股份有限公司 | Absorbent article |
| CN114746057B (en) * | 2019-11-26 | 2024-02-06 | 尤妮佳股份有限公司 | Absorbent article |
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Application publication date: 20150408 |