CN103290735B - Sanitary thin paper and preparation method thereof - Google Patents
Sanitary thin paper and preparation method thereof Download PDFInfo
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- CN103290735B CN103290735B CN201310189407.9A CN201310189407A CN103290735B CN 103290735 B CN103290735 B CN 103290735B CN 201310189407 A CN201310189407 A CN 201310189407A CN 103290735 B CN103290735 B CN 103290735B
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- tissue layers
- thin paper
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Abstract
A kind of sanitary thin paper, it includes at least two tissue layers that stacking is arranged, have at least between two tissue layers that a pair adjacent stacking arrange to be provided with adhesive layer to make this two tissue layers be bondd lamination, this adhesive layer covers the local surfaces of tissue layers and forms the figure of at least one closing on the surface of tissue layers with the form of lines, containing binding agent and kieselguhr in this adhesive layer。The preparation method that the present invention also provides for above-mentioned sanitary thin paper。The sanitary thin paper of the present invention, the space of two thin paper interlayers is divided into the memory space that at least one is little by adhesive layer, such moisture or oil point can be absorbed in memory space, simultaneously because the kieselguhr itself in adhesive layer has good water suction, oil absorption, it is ensureing while sufficient memory space, it is ensured that the liquid absorbed in memory space will not be excessive and be retained in memory space。So can ensure that this sanitary thin paper has better water suction, oil absorption。
Description
Technical field
The present invention relates to a kind of sanitary thin paper and preparation method thereof。
Background technology
Sanitary thin paper includes toilet paper, tissue, paper for kitchen etc., is widely used in our daily life。Sanitary thin paper requires have good water absorption, certain intensity and pliability, particularly paper for kitchen sanitary thin paper to be also required there is good oil absorption。
Existing sanitary thin paper is that the sanitary thin paper layer of suitable number is carried out lamination, and laminar way is generally adopted embossing lamination。Embossing lamination can make the interfibrous space of sanitary thin paper layer produce capillarity, and capillarity is as main liquid sucting mechanism, and grade the space between the embossing taking in each layer keeping by moisture, oil, thus realizing the water suction oil absorptive function of sanitary thin paper。But, after embossing sanitary thin paper wiping absorbs liquid, due to its load or moisture, oil point imbibition causes fiber reinforced cement composite, even it some times happens that embossing is defeated and dispersed, there is the situation that can not give full play to the good absorbency that embossing brings。This problem can by embossing pressure when improving embossing thus being imparted to embossing on sanitary thin paper securely, but excessive embossing pressure can cause sanitary thin paper intensity difference, easily disrumpent feelings, additionally, sometimes sanitary thin paper also can be made hardening, causing the pliability made in wiping or use procedure required for sanitary thin paper, suppleness reduces。
Summary of the invention
In view of this, it is necessary to providing a kind of sanitary thin paper, this sanitary thin paper has good water suction oil absorption。
It addition, there is a need to the preparation method providing a kind of above-mentioned sanitary thin paper。
A kind of sanitary thin paper, it includes at least two tissue layers that stacking is arranged, have at least between two tissue layers that a pair adjacent stacking arrange to be provided with adhesive layer to make this two tissue layers be bondd lamination, this adhesive layer covers the local surfaces of tissue layers and forms the figure of at least one closing on the surface of tissue layers with the form of lines, containing binding agent and kieselguhr in this adhesive layer。
The preparation method of a kind of above-mentioned sanitary thin paper, it comprises the steps:
Kieselguhr is mixed with binding agent；
Apply above-mentioned containing diatomaceous binding agent formation adhesive layer at least one surface of a tissue layers, this adhesive layer covers the local surfaces of tissue layers and forms the figure of at least one closing on the surface of tissue layers with the form of lines；
Surface has the tissue layers of adhesive layer and other at least one tissue layers carry out lamination, prepares sanitary thin paper, this sanitary thin paper has at least between two tissue layers that a pair adjacent stacking arrange to be provided with above-mentioned adhesive layer to make this two tissue layers be bondd lamination。
The sanitary thin paper of the present invention, the space of two thin paper interlayers is divided into the memory space that at least one is little by adhesive layer, such moisture or oil point can be absorbed in memory space, simultaneously because the kieselguhr itself in adhesive layer has good water suction, oil absorption, it is while ensureing sufficient memory space, can effectively prevent the liquid that a memory space absorbs from moving in other memory space, namely ensure that the liquid absorbed in memory space will not be excessive and be retained in memory space。So can ensure that this sanitary thin paper has better water suction, oil absorption。
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the sanitary thin paper of the present invention the first preferred embodiment。
Fig. 2 is the II portion enlarged diagram of the sanitary thin paper shown in Fig. 1。
Fig. 3 is the generalized section of the sanitary thin paper of the present invention the first preferred embodiment。
Fig. 4 is the generalized section of the sanitary thin paper of the present invention the second preferred embodiment。
Fig. 5 is the generalized section of the sanitary thin paper of the present invention the 3rd preferred embodiment。
Main element symbol description
| Sanitary thin paper | 10,20,30 |
| Tissue layers | 11,21,31 |
| Adhesive layer | 15,25,35 |
| Memory space | 17 |
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing。
Detailed description of the invention
Seeing also Fig. 1 and Fig. 3, the sanitary thin paper 10 of the present invention the first preferred embodiment, it includes two tissue layers 11 that stacking is arranged, and is additionally provided with adhesive layer 15 between two tissue layers 11 so that two tissue layers 11 to be bonded in one。
The whole surface of this adhesive layer 15 not covering tissue layers 11, but local surfaces；And form the figure of at least one closing on the surface of tissue layers 11 with the form of lines。When the figure closed is multiple, the figure of the plurality of closing is preferably the setting that adjoins each other/connect, thus form the figure of a big closing on the surface of whole tissue layers 11。So, the space between two tissue layers 11 is divided into the memory space 17 that at least one is little by this adhesive layer 15。The area that this adhesive layer 15 covers accounts for the 10%～50% of tissue layers 11 area, it is preferable that account for the 20%～30% of tissue layers 11 area。
In the present embodiment, as it is shown in figure 1, this adhesive layer 15 forms multiple tetragon (grid) on the surface of tissue layers 11, and as in figure 2 it is shown, the length of side L of grid is 4～6mm, the seal ring thickness W of grid is 2～4mm。It should be understood that the figure of closing that this adhesive layer 15 is formed is not limited to tetragon, it is possible to for triangle, pentagon, circular or irregularly shaped etc., as long as the figure closed。
Containing binding agent and kieselguhr in this adhesive layer 15, wherein the mass ratio of kieselguhr and binding agent is between 0.3 and 1, it is preferable that mass ratio is between 0.6 and 1。
This binding agent can be known various jointing materials, concrete such as polyurethane, celluloid, polyvinyl acetate equal solvent type binding agent；The aqueous type adhesive such as ethylene-vinyl acetate copolymer, ethylene-acrylic acid copolymer；The Emulsion Adhesive such as vinyl acetate resin, acrylic resin；The heat-fusible adhesive etc. of the thermoplastic resin compositions such as polystyrene, polyurethane, polyacrylate。
Kieselguhr is a kind of biogenic silicastone, and its chemical analysis is mainly amorphous silica (SiO2), contain small amounts aluminum (Al simultaneously2O3), ferrum oxide (Fe2O3), calcium oxide (CaO), magnesium oxide (MgO), potassium oxide (K2O), sodium oxide (Na2O), phosphorus pentoxide (P2O5) and organic。Amorphous SiO in kieselguhr2Generally account for more than 80%, reach as high as 94%。Kieselguhr has that pH value is neutral, nontoxic, moisture absorption, eliminate the unusual smell, the oil absorbency characteristic up to 115% etc.。
The diatomaceous amorphous silica content that the present invention uses is more than 80%, and size is 120～1200 orders。As long as meeting the kieselguhr that above-mentioned two requires, such as purified silicon diatomaceous earth, calcined diatomite。
This tissue layers 11 selects the composite fibre of wood pulp cellulose, wood pulp and the composite fibre of non-wood pulp, wood pulp and cotton fiber or the composite fibre of wood pulp and chemical fibre to manufacture paper with pulp and form。This two tissue layers 11 can be selected for identical fiber and manufactures paper with pulp and form, it is possible to selects different fibers to manufacture paper with pulp and forms。This tissue layers 11 can embossing process, it is possible to not embossing process。The basic weight of this tissue layers 11 is 10～45g/m2, thickness is preferably 100～350 μm。
It should be understood that the sanitary thin paper of the present invention may also set up as being made up of three layers and above tissue layers stacking, as long as ensureing to be provided with above-mentioned adhesive layer bonding lamination between two tissue layers having at least a pair adjacent stacking to arrange。
As shown in Figure 4, the sanitary thin paper 20 of the present invention the second preferred embodiment, it is made up of three layers tissue layers 21 stacking, is provided with adhesive layer 25 between two tissue layers 21 that the tissue layers 21 in intermediate layer is adjacent。
As shown in Figure 5, the sanitary thin paper 30 of the present invention the 3rd preferred embodiment, it is made up of three layers tissue layers 31 stacking, wherein it is provided with adhesive layer 35 between tissue layers 31 and the tissue layers 31 of upper epidermis in intermediate layer, adhesive layer it is not provided with between tissue layers 31 and the tissue layers 31 of layer in intermediate layer, but the lamination that the laminating method adopting field of papermaking common carries out。
The preparation method of sanitary thin paper of the present invention, it comprises the steps:
(1) kieselguhr is coordinated by the mass ratio of 0.3～1:1 with binding agent, it is preferable that mixed proportion is: 0.6～1:1。
(2) above-mentioned containing diatomaceous binding agent formation adhesive layer in the applying of at least one surface of a tissue layers。This adhesive layer forms the figure of at least one closing with the form of lines on the surface of tissue layers。The area that this adhesive layer covers accounts for the 10%～50% of tissue layers area, it is preferable that account for the 20%～30% of tissue layers area。
(3) surface has the tissue layers of adhesive layer and other at least one tissue layers carry out lamination, prepares sanitary thin paper, this sanitary thin paper has at least between two tissue layers that a pair adjacent stacking arrange to be provided with above-mentioned adhesive layer to make this two tissue layers be bondd lamination。
If the sanitary thin paper of required preparation is made up of two layers of tissue layers, surface only need to have the tissue layers of adhesive layer and other a tissue layers carry out bonding lamination。
If the sanitary thin paper of required preparation is made up of three layers tissue layers, the binding agent that the surface that the two of tissue layers is relative all can apply containing diatomite in step (2) forms adhesive layer, then the tissue layers that this two surface is formed adhesive layer carries out bonding lamination with two other tissue layers。Certainly for the sanitary thin paper that three layers tissue layers is constituted, the tissue layers in intermediate layer also can only have a surface and apply the binding agent formation adhesive layer of containing diatomite, the tissue layers in intermediate layer and a tissue layers rely on adhesive layer to carry out bonding lamination, and the tissue layers in intermediate layer and another tissue layers adopt other method of the method such as routines such as embossing to carry out lamination。
In like manner, if the sanitary thin paper of required preparation is made up of tissue layers more than three layers, only need to carry out the lamination of tissue layers according to above-mentioned method, as long as ensureing to be provided with above-mentioned adhesive layer the bonding lamination undertaken by this adhesive layer between two tissue layers having at least a pair adjacent stacking to arrange。
The sanitary thin paper of the present invention, by the figure by forming at least one closing on the surface of tissue layers with the form of lines containing diatomaceous binding agent, then has the tissue layers of binding agent by this and is bonded in one with other tissue layers。So, the space of two thin paper interlayers is divided into the memory space that at least one is little by this adhesive layer, such moisture or oil point can be absorbed in memory space, simultaneously because the kieselguhr itself in adhesive layer has good water suction, oil absorption, it is while ensureing sufficient memory space, can effectively prevent the liquid that a memory space absorbs from moving in other memory space, namely ensure that the liquid absorbed in memory space will not be excessive and be retained in memory space。So can ensure that this sanitary thin paper has better water suction, oil absorption。
It addition, those skilled in the art also can make various amendments, interpolation and replacement in other form and details in the claims in the present invention scope of disclosure and spirit。Certainly, these various amendments, interpolation and replacements etc. made according to present invention spirit change, and all should be included within present invention scope required for protection。
Claims (8)
1. a sanitary thin paper, it includes three layers and the above tissue layers that stacking is arranged, it is characterized in that: be provided with adhesive layer between two tissue layers that the adjacent stacking of one pair of which is arranged and make this two tissue layers be bondd lamination, this adhesive layer covers the local surfaces of tissue layers and forms the figure of at least one closing on the surface of tissue layers with the form of lines, and this adhesive layer is made up of binding agent and kieselguhr；Described diatomaceous size is 120～1200 orders；In this adhesive layer, the mass ratio of kieselguhr and binding agent is between 0.6 and 1；Space between two tissue layers that adjacent stacking is arranged by this adhesive layer is divided at least one memory space；This binding agent at least one in polyurethane, celluloid, polyvinyl acetate, ethylene-vinyl acetate copolymer, ethylene-acrylic acid copolymer, vinyl acetate resin, acrylic resin, polystyrene, polyacrylate。
2. sanitary thin paper as claimed in claim 1, it is characterised in that: the figure of this at least one closing is what adjoin each other/connect。
3. sanitary thin paper as claimed in claim 1, it is characterised in that: this adhesive layer covers the area of tissue paper and accounts for the 10%～50% of tissue layers area。
4. sanitary thin paper as claimed in claim 3, it is characterised in that: this adhesive layer covers the area of tissue paper and accounts for the 20%～30% of tissue layers area。
5. sanitary thin paper as claimed in claim 1, it is characterised in that: the figure of this closing is tetragon, and the length of side of this tetragon is 4～6mm, and the seal ring thickness of tetragon is 2～4mm。
6. sanitary thin paper as claimed in claim 1, it is characterised in that: the basic weight of this tissue layers is 10～45g/m2, thickness is 100～350 μm。
7. sanitary thin paper as claimed in claim 1, it is characterised in that: this tissue layers selects wood pulp cellulose, wood pulp and the composite fibre of the composite fibre of non-wood pulp, wood pulp and cotton fiber or the composite fibre of wood pulp and chemical fibre to manufacture paper with pulp and form。
8. a preparation method for sanitary thin paper as described in any one in claim 1-7, it comprises the steps:
Kieselguhr is mixed with binding agent；Described diatomaceous size is 120～1200 orders；
Apply above-mentioned containing diatomaceous binding agent formation adhesive layer on a surface of a tissue layers, this adhesive layer covers the local surfaces of tissue layers and forms the figure of at least one closing on the surface of tissue layers with the form of lines；
Tissue layers and other at least one tissue layers that surface has adhesive layer carry out lamination, prepare sanitary thin paper, this sanitary thin paper includes three layers and the above tissue layers that stacking is arranged, and is provided with above-mentioned adhesive layer and makes this two tissue layers be bondd lamination between two tissue layers that in this sanitary thin paper, the adjacent stacking of one pair of which is arranged。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189407.9A CN103290735B (en) | 2013-05-21 | 2013-05-21 | Sanitary thin paper and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189407.9A CN103290735B (en) | 2013-05-21 | 2013-05-21 | Sanitary thin paper and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103290735A CN103290735A (en) | 2013-09-11 |
| CN103290735B true CN103290735B (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310189407.9A Expired - Fee Related CN103290735B (en) | 2013-05-21 | 2013-05-21 | Sanitary thin paper and preparation method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105832229A (en) * | 2015-09-15 | 2016-08-10 | 山东太阳生活用纸有限公司 | Tissue, tissue processing method and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1278760A (en) * | 1997-09-18 | 2001-01-03 | 宝洁公司 | Embossed, joined laminae having an essentitially continuous adhesive network and juxtaposed thereon embossments |
| CN1589353A (en) * | 2001-10-09 | 2005-03-02 | 利乐拉瓦尔集团及财务有限公司 | A laminated packaging material, a method of producing the same, as well as a packaging container produced from the packaging material |
| KR20110040106A (en) * | 2009-10-13 | 2011-04-20 | 우성피앤엘 주식회사 | Paper packing and method for manufacturing the same |
| CN102677548A (en) * | 2012-05-28 | 2012-09-19 | 金红叶纸业集团有限公司 | Life paper and manufacture method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100286642A1 (en) * | 2009-05-11 | 2010-11-11 | Allen Jr William Maxwell | Water-stable, oil-modified, nonreactive alkyd resin construction adhesives, and use thereof |
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2013
- 2013-05-21 CN CN201310189407.9A patent/CN103290735B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1278760A (en) * | 1997-09-18 | 2001-01-03 | 宝洁公司 | Embossed, joined laminae having an essentitially continuous adhesive network and juxtaposed thereon embossments |
| CN1589353A (en) * | 2001-10-09 | 2005-03-02 | 利乐拉瓦尔集团及财务有限公司 | A laminated packaging material, a method of producing the same, as well as a packaging container produced from the packaging material |
| KR20110040106A (en) * | 2009-10-13 | 2011-04-20 | 우성피앤엘 주식회사 | Paper packing and method for manufacturing the same |
| CN102677548A (en) * | 2012-05-28 | 2012-09-19 | 金红叶纸业集团有限公司 | Life paper and manufacture method thereof |
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| CN103290735A (en) | 2013-09-11 |
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