CN101347374B - Method for manufacturing moisture absorption layer in sanitary moisture absorption article - Google Patents
Method for manufacturing moisture absorption layer in sanitary moisture absorption article Download PDFInfo
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- CN101347374B CN101347374B CN2008101352727A CN200810135272A CN101347374B CN 101347374 B CN101347374 B CN 101347374B CN 2008101352727 A CN2008101352727 A CN 2008101352727A CN 200810135272 A CN200810135272 A CN 200810135272A CN 101347374 B CN101347374 B CN 101347374B
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- moisture absorption
- flaxen fiber
- absorption layer
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 84
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims abstract description 6
- 238000005520 cutting process Methods 0.000 claims abstract description 3
- 239000000835 fiber Substances 0.000 claims description 69
- 230000002745 absorbent Effects 0.000 claims description 30
- 239000002250 absorbent Substances 0.000 claims description 30
- 150000001875 compounds Chemical class 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 229920001131 Pulp (paper) Polymers 0.000 claims description 9
- 235000010206 Corchorus olitorius Nutrition 0.000 claims description 6
- 244000227473 Corchorus olitorius Species 0.000 claims description 6
- 241000700605 Viruses Species 0.000 claims description 3
- 230000002147 killing effect Effects 0.000 claims description 3
- 241000218236 Cannabis Species 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 7
- 238000002360 preparation method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 55
- 239000000463 material Substances 0.000 description 10
- 239000007788 liquid Substances 0.000 description 8
- 239000004745 nonwoven fabric Substances 0.000 description 6
- 230000000844 anti-bacterial effect Effects 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000000748 compression moulding Methods 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 208000003251 Pruritus Diseases 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- FFRBMBIXVSCUFS-UHFFFAOYSA-N 2,4-dinitro-1-naphthol Chemical compound C1=CC=C2C(O)=C([N+]([O-])=O)C=C([N+]([O-])=O)C2=C1 FFRBMBIXVSCUFS-UHFFFAOYSA-N 0.000 description 1
- 241001649247 Boehmeria Species 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- XQFRJNBWHJMXHO-RRKCRQDMSA-N IDUR Chemical compound C1[C@H](O)[C@@H](CO)O[C@H]1N1C(=O)NC(=O)C(I)=C1 XQFRJNBWHJMXHO-RRKCRQDMSA-N 0.000 description 1
- 241000208202 Linaceae Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 241000191940 Staphylococcus Species 0.000 description 1
- 208000007502 anemia Diseases 0.000 description 1
- 230000003385 bacteriostatic effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
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- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229940085805 fiberall Drugs 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 239000000017 hydrogel Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007803 itching Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
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- -1 polyethylene Polymers 0.000 description 1
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- 239000003799 water insoluble solvent Substances 0.000 description 1
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- 238000004804 winding Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention relates to a method for manufacturing a moisture absorption layer in a sanitary moisture absorption article, which comprises the following steps: (1) mixing and smashing fibrilia and raw stock paper to obtain a mixture, wherein the content of the fibrilia in the mixture is 10-90 wt%; (2) and pressing the mixture into a sheet-shaped body, cutting to obtain the moisture absorption sheet, and overlapping one or more layers of the moisture absorption sheets to obtain the moisture absorption layer. The moisture absorption layer of the sanitary moisture absorption article prepared by the preparation method has the advantages of stable moisture absorption effect, high moisture absorption capacity, low cost and easiness in tabletting and forming.
Description
Technical field
The present invention relates to external use sanitary absorbent article field, relate to the manufacturing field of moisture absorption layer in the external use sanitary absorbent article specifically.
Background technology
Because sanitary absorbent articles such as sanitary towel, protective pad, breast pad need to contact with human body for a long time, therefore its permeability are had higher requirements.Sanitary absorbent article is in order to reach the requirement with certain absorption liquid ability and pliability in the prior art; Wherein moisture absorption layer is processed by cotton material or chemical synthetic material usually, and the breathability of these materials is all undesirable, when long-time the use; When especially hot weather uses down; Sultry damp can be produced, skin pruritus, redness maybe be occurred, even disease such as herpes.
In order to improve sanitary absorbent article integral body especially wherein permeability, the antibacterial ability of moisture absorption layer; A kind of sanitary absorbent article is disclosed among the Chinese patent CN101011308A; It comprises upper strata, the liquid-tight lower floor that contacts with underwear of passing through liquid that contact with human body, be arranged at water conservancy diversion layer under the upper strata, be in the absorbent article core of water conservancy diversion layer and following interlayer, and these structures in this absorbent product all adopt breathability preferably Caulis et Folium Lini process.Also disclose in this prior art in the preparation process of sanitary absorbent article; Each layer structure directly adopts sodolin to form as the top layer or by flax fiber and the compression of superabsorbent material bonding, again each layer structure placed the back in order and promptly obtains final finished together through the disposable compacting of molding pressing process.But still have following defective in this prior art: (1) because in the prior art, the flaxen fiber average length is long, on the one hand, the winding degree is uneven between fiber, and fiber is difficult to reach uniform distribution, causes moisture sorption effect unstable; On the other hand; Because fiber is longer; Liquid is difficult to really absorbed in the fibre structure in the moisture absorption process, and only is in fibre gap, and this just means that this structure does not make full use of the flaxen fiber high hygroscopic property; Make that the wettability power of moisture absorption layer receives very big restriction in the prior art, cause the wettability power of moisture absorption layer in the sanitary absorbent article not high.(2) material in the sanitary absorbent article all adopts Caulis et Folium Lini in the prior art; Has pliability preferably in order to reach flaxen fiber; Flaxen fiber after the step process such as employing process is usually come unstuck, shredding; And Caulis et Folium Lini price after treatment is higher, thereby makes that this product cost of the prior art is higher.
In addition, when the flaxen fiber average length was too short, obvolvent poor ability between fiber was difficult for compacting in flakes.
Summary of the invention
Technical problem to be solved by this invention is: average fiber length is long to cause that moisture sorption effect is unstable, wettability power is poor in order to overcome in the prior art in the sanitary absorbent article moisture absorption layer; Adopt the general anesthesia material to cause cost high; And fiber when too short between fiber the obvolvent ability cause being difficult for the shortcoming of compression molding, the method for preparing that provide a kind of and have that moisture sorption effect is stable, high wettability power, cost are lower, are prone to the sanitary absorbent article moisture absorption layer of compression molding.
For realizing above-mentioned purpose; The present invention provides the manufacturing approach of moisture absorption layer in a kind of sanitary absorbent article; Comprise the steps: that (1) obtains compound through mixing after smashing with flaxen fiber and oleo stock paper, in the said compound, said flaxen fiber weight percentage is 10-90wt%; (2) said compound is pressed into plates, after cutting, obtains the moisture absorption sheet, promptly obtaining said moisture absorption layer after the overlapping placement of one or more layers said moisture absorption sheet.
In the step (1), said flaxen fiber content is preferably 30-50wt%.The flaxen fiber average length is 0.5-20mm in the said compound, and preferred flaxen fiber average length is 1-5mm.Preferred earlier with flaxen fiber and oleo stock paper through mixing, through obtaining said compound after smashing again.
In the step (2), said moisture absorption sheet surface is formed with the drain lines through pressing process, with said drain lines corresponding section, and fixing applying the between said multilamellar moisture absorption sheet.At least the upside of the said moisture absorption sheet of one deck and downside are provided with one of at least the super absorbent resin layer.
Also comprise the step of the said moisture absorption sheet that is pressed into being carried out the ultraviolet virus killing.
In the step (1), smashed the Cheng Qian in said mixing, and earlier flaxen fiber was carried out shredding, said flaxen fiber is one or more in Fructus Cannabis, Caulis et Folium Lini, Corchorus olitorius L., the ramee.Said oleo stock paper is rag paper and/or wood pulp paper.
The present invention has following advantage:
1) at first flaxen fiber is mixed with oleo stock paper before the moisture absorption layer in compacting among the present invention and smash, one side is smashed process and can be reduced the flaxen fiber average length, makes it more be prone to be evenly distributed; Make that flaxen fiber all has uniform distribution in the moisture absorption sheet that at every turn suppresses, guarantee that final products have stable moisture sorption effect, in addition; Because average fiber length is shorter; Liquid is more prone to enter into fibrous inside, and not only stays between fiber, thereby the wettability power of moisture absorption layer is improved greatly; On the other hand, the oleo stock paper strong through flaxen fiber that the obvolvent ability is relatively poor and obvolvent ability mixes, and has solved the moisture absorption sheet and has been difficult for being pressed into flaky problem.
2) among the present invention flaxen fiber is mixed back preparation moisture absorption layer with cheap oleo stock paper in addition, in the premium properties that keeps flaxen fiber, also reduced the cost of moisture absorption layer, be fit to large-scale industrial production.
Description of drawings
Fig. 1 is the longitudinal profile sketch map of an embodiment among the present invention.
The specific embodiment
Through following each embodiment the present invention is further set forth.
Embodiment 1
The concrete steps of the preparation moisture absorption layer among the present invention are following:
The first step: the tossa that will pass through after the shredding operation is handled mixes with wood pulp paper, both is put into to beating crusher together smash then, and obtain compound, and in this compound, the tossa average length is 5mm, and tossa content is 50wt%.
Second step: the compound that obtains in the first step is processed the plates that thickness is about 1-5mm through the pressure roller roll extrusion, these plates are cut into the moisture absorption sheet of required form.With the overlapping placement of two-layer moisture absorption sheet, and add the about 1-3mm super absorbent resin of thickness (SAP) layer between the two, behind multilamellar moisture absorption sheet surface pressure system drain lines, promptly obtain moisture absorption layer.
Through smashing the average length that process reduces tossa, make tossa more be prone to mix homogeneously and make liquid more be prone to get into fibrous inside among the present invention, thereby give full play to the moisture pick-up properties of tossa, improve the wettability power of moisture absorption layer greatly.But simultaneously soft inadequately between the short fiber of length, the obvolvent ability is relatively poor; Be difficult for being pressed into lamellar; Therefore tossa is mixed with the strong wood pulp paper of softish obvolvent ability, the moisture absorption layer after the feasible compacting is difficult for loose distortion, structure and more closely, more is prone to compression moulding; On the other hand, the wood pulp paper relative low price can reduce the production cost of sanitary absorbent article.
Adopt Corchorus olitorius L. as the raw material main cause of preparation moisture absorption layer to be in the present embodiment: antibiotic property is good; Breathability, hygroscopicity and wet dissipation property are strong; Can reach more than 95% to the oidiomycetic sterilizing rate of white; Can reach about 90% colibacillary sterilizing rate, also can reach about 65%, have good bactericidal effect the sterilizing rate of golden yellow staphylococcus; And Corchorus olitorius L. is the second-biggest-in-the-world cellulose fibre that is only second to Cotton Gossypii, and it is cheap.In addition, with before wood pulp paper mixes, earlier Corchorus olitorius L. is carried out shredding at tossa, can make tossa softer, each material is mix homogeneously more easily, and finally can improve the pliability of moisture absorption layer, makes user more comfortable.
The purpose that adds super absorbent resin is further to improve the wettability power of moisture absorption layer; Wherein super absorbent resin is a kind of macromolecular material that contains the strong hydrophilicity group and have certain degree of cross linking usually; Its water insoluble and organic solvent, water absorbing capacity can reach 500-2000 times of own wt, reach as high as more than 5000 times; After the suction immediately swelling be hydrogel, good water-retaining property is arranged.Cause damage in order to prevent that super absorbent resin from leaking outside, can be with the edge pressing and adhering of bilevel moisture absorption sheet, thus the super absorbent resin layer is fixed in therebetween.The liquid leakage phenomenon appears when preventing that fluid flow is excessive among the present invention, on moisture absorption sheet surface pressure system drain stricture of vagina road; Simultaneously, in pressing process, moisture absorption sheet and super absorbent resin layer are being fitted with the corresponding fixed-site of drain lines, thereby the relative position that guarantees each layer in the moisture absorption layer under the user mode is fixed, can not movement and deformation.
Embodiment 2
Flaxen fiber average length and flaxen fiber content carry out conversion in the compound that the first step among the embodiment 1 is obtained.In the present embodiment, the flaxen fiber average length is 1mm in the compound, and flaxen fiber content is 30%.Because the flaxen fiber average length is shorter for 5mm, make fiber more be prone to mix homogeneously, improve sucting wet stability; Because average length is relatively poor than short fiber obvolvent ability; So flaxen fiber content in the wet sheet of corresponding minimizing; But the antibacterial ability and the breathability of weakening moisture absorption layer that can be to a certain degree, but flaxen fiber content still has good sucting wet stability, breathability and antibacterial bacteriostatic ability when 30wt%.
Embodiment 3
Flaxen fiber average length and flaxen fiber content carry out conversion in the compound that the first step among the embodiment 1 is obtained.In the present embodiment, the flaxen fiber average length is 0.5mm in the compound, and flaxen fiber content is 10wt%.At this moment; Because the flaxen fiber average length is shorter; Be more prone to mix homogeneously, sucting wet stability is higher, but need improve the content of oleo stock paper in the moisture absorption sheet simultaneously; Make that moisture absorption layer breathability, antibacterial ability than flaxen fiber content be 30wt%, 50wt% decrease because flaxen fiber content is less this moment.
Embodiment 4
Flaxen fiber average length in the compound in the first step among the embodiment 1 and flaxen fiber content are carried out conversion.In the present embodiment, the flaxen fiber average length is 20mm in the compound, and flaxen fiber content is 90wt%.Because average fiber length is longer relatively, so its obvolvent ability is better, can corresponding raising moisture absorption sheet in flaxen fiber content, the breathability of raising moisture absorption layer; But long flaxen fiber can be to a certain degree the sucting wet stability of reduction moisture absorption layer.
Embodiment 5
Moisture absorption layer structure in second step among the embodiment 1-4 is carried out conversion.The compound that the first step in the foregoing description obtains is processed the plates that thickness is about 1.5mm through the pressure roller roll extrusion, these plates are cut into the moisture absorption sheet of required form.With three layers of overlapping placement of moisture absorption sheet, with three layers of overlapping placement of moisture absorption sheet, and between two interlayers that the three forms, add the about 1mm super absorbent resin of thickness (SAP) layer respectively, behind multilamellar moisture absorption sheet surface pressure system drain lines, obtain moisture absorption layer.Certainly the number of plies of moisture absorption sheet and super absorbent resin can be increased and decreased according to actual needs, more after a little while, the super absorbent resin layer can be do not added at fluid flow.
Though flaxen fiber itself has good bacteriostat degerming ability; But among the present invention in order to guarantee that further the moisture absorption layer sanitary standard is up to state standards; Improve and adopt the sanitary absorbent article of moisture absorption layer among the present invention to have higher safety, behind compacting drain lines, also carried out ultraviolet virus killing degerming step.
Embodiment 6
The moisture absorption layer for preparing among the embodiment 1-5 is used to prepare sanitary towel.
As shown in Figure 1; Moisture absorption layer 1 all tile up and down cotton fiber or flaxen fiber the preparation non-woven fabrics 4,4 '; The top layer 2 of one deck liquid permeable that on upper strata non-woven fabrics 4, tiles then; Bottom 3 at lower floor's non-woven fabrics 4 ' last tiling one deck impermeable liquid obtains sanitary towel's finished product through the one-shot forming compacting again.Its mesexine 2 is processed by the good material of penetrating power, like the non-woven fabrics of formations such as cotton, fiber crops, chemical fibre or the non-woven fabrics of band mesh; Bottom 3 is processed by hydrophobic material, like macromolecular materials such as polyethylene, polrvinyl chloride.Non-woven fabrics 4 wherein is set, 4 ' purpose is to prevent flaxen fiber material thorn expelling pathogenic factors from the exterior layer 2 or bottom 3 in the moisture absorption layer 1, thereby possible prodding and itching feeling when reducing to use increases the comfort level of sanitary towel.
Certainly flaxen fiber also can adopt like other flaxen fibers such as Caulis et Folium Lini, Boehmerias except that adopting Corchorus olitorius L. among the present invention; Oleo stock paper also can adopt rag paper except that adopting wood pulp paper, all can realize preparing the purpose of moisture absorption layer of the present invention.Mix among the present invention, smash two processes and when practical operation, can change, can earlier flaxen fiber be mixed with oleo stock paper and smash again; Also can earlier flaxen fiber and oleo stock paper be smashed respectively, will smash again both mix, but in order to reduce operating procedure preferably with smashing together after the raw materials mix.
Moisture absorption layer among the present invention can also be used for other sanitary absorbent article, the diaper that breast pad, baby or the patient that need use during age of sucking like sanitary pad, anemia of pregnant woman uses etc., and according to concrete needs, the layer structure in the moisture absorption layer adjusted.
Though the present invention has carried out detailed elaboration through the specific embodiment to it; But; Any form that does not exceed the claim protection domain that those skilled in the art should be understood that on this basis to be made and the variation of details all belong to the protection domain of claim of the present invention.
Claims (7)
1. the manufacturing approach of moisture absorption layer in the sanitary absorbent article comprises the steps:
(1) flaxen fiber and oleo stock paper are obtained compound through mixing after smashing, in the said compound, said flaxen fiber content is 10-90wt%; The flaxen fiber average length is 0.5mm in the said compound;
(2) said compound is pressed into plates, after cutting, obtains the moisture absorption sheet, promptly obtaining said moisture absorption layer after the overlapping placement of one or more layers said moisture absorption sheet; Said moisture absorption sheet surface is formed with the drain lines through pressing process, with said drain lines corresponding section, and fixing applying the between said multilamellar moisture absorption sheet.
2. according to the manufacturing approach of the said moisture absorption layer of claim 1, it is characterized in that: in the step (1), said flaxen fiber content is 30-50wt%.
3. according to the manufacturing approach of claim 1 or 2 said moisture absorption layers, it is characterized in that: in the step (1), earlier with flaxen fiber and oleo stock paper through mixing, through obtaining said compound after smashing again.
4. according to the manufacturing approach of claim 1 or 2 said moisture absorption layers, it is characterized in that: in the step (2), the upside of the said moisture absorption sheet of one deck and downside are provided with one of at least the super absorbent resin layer at least.
5. according to the manufacturing approach of claim 1 or 2 said moisture absorption layers, it is characterized in that: in the step (2), also comprise the step of the said moisture absorption sheet that is pressed into being carried out the ultraviolet virus killing.
6. according to the manufacturing approach of claim 1 or 2 said moisture absorption layers, it is characterized in that: in the step (1), smashed the Cheng Qian in said mixing, and earlier flaxen fiber was carried out shredding, said flaxen fiber is one or more in Fructus Cannabis, Caulis et Folium Lini, Corchorus olitorius L., the ramee.
7. according to the manufacturing approach of claim 1 or 2 said moisture absorption layers, it is characterized in that: in the step (1), said oleo stock paper is rag paper and/or wood pulp paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101352727A CN101347374B (en) | 2008-08-07 | 2008-08-07 | Method for manufacturing moisture absorption layer in sanitary moisture absorption article |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101352727A CN101347374B (en) | 2008-08-07 | 2008-08-07 | Method for manufacturing moisture absorption layer in sanitary moisture absorption article |
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| Publication Number | Publication Date |
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| CN101347374A CN101347374A (en) | 2009-01-21 |
| CN101347374B true CN101347374B (en) | 2012-05-09 |
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| CN2008101352727A Expired - Fee Related CN101347374B (en) | 2008-08-07 | 2008-08-07 | Method for manufacturing moisture absorption layer in sanitary moisture absorption article |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102961774B (en) * | 2012-11-21 | 2016-01-20 | 河南舒莱卫生用品有限公司 | Hemp stem viscose fiber sanitary towel and preparation method thereof |
| CN102961778B (en) * | 2012-11-21 | 2015-10-28 | 河南舒莱卫生用品有限公司 | One goes to abnormal flavour sanitary towel and preparation method thereof |
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|---|---|---|---|---|
| CN1081868A (en) * | 1992-05-06 | 1994-02-16 | 普罗格特-甘布尔公司 | Be used to make method that contains absorbent article and the fibre board that is used for this method with two types of fibers absorbent cores |
| CN1133741A (en) * | 1994-12-28 | 1996-10-23 | 花王株式会社 | Absorbent sheet and its production method, and absorbent article |
| CN1174499A (en) * | 1994-12-09 | 1998-02-25 | 普罗克特和甘保尔公司 | Absorbent composite material and absorbent articles comprising the material |
| WO1999065535A1 (en) * | 1998-06-12 | 1999-12-23 | Felix Vidensky | Use of ground hemp shives as absorbent material, absorbent body and diaper |
| CN1319383A (en) * | 2001-02-28 | 2001-10-31 | 史册 | Flax fabric feminine napkin |
| CN101011308A (en) * | 2006-12-21 | 2007-08-08 | 李栋方 | Sanitary moisture absorption article |
| CN101061977A (en) * | 2007-02-14 | 2007-10-31 | 李栋方 | Sanitary moisture absorbing product |
| WO2007123702A2 (en) * | 2006-03-31 | 2007-11-01 | The Procter & Gamble Company | Absorbent article comprising a fibrous structure comprising synthetic fibers and a hydrophilizing agent |
| CN201082223Y (en) * | 2007-02-14 | 2008-07-09 | 李栋方 | Sanitation moisture absorption product |
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2008
- 2008-08-07 CN CN2008101352727A patent/CN101347374B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1081868A (en) * | 1992-05-06 | 1994-02-16 | 普罗格特-甘布尔公司 | Be used to make method that contains absorbent article and the fibre board that is used for this method with two types of fibers absorbent cores |
| CN1174499A (en) * | 1994-12-09 | 1998-02-25 | 普罗克特和甘保尔公司 | Absorbent composite material and absorbent articles comprising the material |
| CN1133741A (en) * | 1994-12-28 | 1996-10-23 | 花王株式会社 | Absorbent sheet and its production method, and absorbent article |
| WO1999065535A1 (en) * | 1998-06-12 | 1999-12-23 | Felix Vidensky | Use of ground hemp shives as absorbent material, absorbent body and diaper |
| CN1319383A (en) * | 2001-02-28 | 2001-10-31 | 史册 | Flax fabric feminine napkin |
| WO2007123702A2 (en) * | 2006-03-31 | 2007-11-01 | The Procter & Gamble Company | Absorbent article comprising a fibrous structure comprising synthetic fibers and a hydrophilizing agent |
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| CN101061977A (en) * | 2007-02-14 | 2007-10-31 | 李栋方 | Sanitary moisture absorbing product |
| CN201082223Y (en) * | 2007-02-14 | 2008-07-09 | 李栋方 | Sanitation moisture absorption product |
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| CN101347374A (en) | 2009-01-21 |
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