CN204251970U - A kind of composite sheet - Google Patents
A kind of composite sheet Download PDFInfo
- Publication number
- CN204251970U CN204251970U CN201420715568.7U CN201420715568U CN204251970U CN 204251970 U CN204251970 U CN 204251970U CN 201420715568 U CN201420715568 U CN 201420715568U CN 204251970 U CN204251970 U CN 204251970U
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- Prior art keywords
- paper
- composite sheet
- ply
- enhancement layer
- 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.)
- Expired - Fee Related
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 63
- 239000002985 plastic film Substances 0.000 claims abstract description 10
- 229920006255 plastic film Polymers 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 95
- 239000004744 fabric Substances 0.000 claims description 15
- 239000004745 nonwoven fabric Substances 0.000 claims description 10
- -1 polyethylene Polymers 0.000 claims description 8
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 229920006267 polyester film Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 239000004750 melt-blown nonwoven Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 229920002401 polyacrylamide Polymers 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The utility model provides a kind of composite sheet, comprises at least one deck ply of paper and at least one deck enhancement layer, and described ply of paper and enhancement layer are by being connected in conjunction with line; Be not interconnected between described ply of paper; Described composite sheet has at least a surface to be ply of paper; Described enhancement layer is nonwoven layer or plastic film layers.Meet after water due to enhancement layer and have higher intensity, therefore its with ply of paper compound after, the composite sheet obtained being had and meets wet strength preferably, wetly can not occurring breaking and paper scrap such as to remain at the problem because meeting.Secondly, described composite sheet has at least a surface to be ply of paper, when itself and human contact, ensure that comfort and the security of human body.
Description
Technical field
The utility model relates to paper production field, particularly a kind of composite sheet.
Background technology
Along with the raising of expanding economy and people's living standard, the demand of people to paper for daily use and disposable sanitary articles gets more and more.
Paper for daily use refers to all kinds of microlitre wiping paper usings for look after individual house, go out etc. uses, and comprises roll tissue, interfold toilet paper, Boxed facial tissue, pocket face-tissue, tissue, napkin paper, paper for kitchen, wet tissue, shoes cleaning paper, tissue etc.Because paper for daily use uses the native cellulose such as wood pulp, bamboo pulp as raw material, therefore compare natural environmental-protective, and use pleasant.But paper for daily use is under chance wet condition, and intensity is very low, usually at below 1.5N/15mm.This kind of paper for daily use usually breaks and leaves paper scrap when using, if will increase wet strength, needs to add a lot of wet strength agent when papermaking, brings complete in security risk to consumer.
Common disposable sanitary articles, as wet tissue, sanitary napkin, paper diaper, protection pad etc., general use nonwoven fabric does surface layer, due to the large percentage of synthetic fiber or chemical fibre, natural texture is poor, and often remain the trace level chemical substance such as catalyst, reaction monomers, bring potential security risk to consumer.
Described in total upper, consumer wishes to use more comfortable, safety and the higher product of wet strength.
Utility model content
The technical problem that the utility model solves is to provide a kind of composite sheet, the high and safety and comfort of wet strength.
The utility model discloses a kind of composite sheet, comprise at least one deck ply of paper and at least one deck enhancement layer, described ply of paper and enhancement layer are by being connected in conjunction with line; Non-conterminous between described ply of paper;
Described composite sheet has at least a surface to be ply of paper;
Described enhancement layer is nonwoven layer or plastic film layers.
Preferably, described ply of paper and enhancement layer are arranged alternately.
Preferably, one deck ply of paper and two-layer or multilayer enhancement layer is comprised.
Preferably, described ply of paper is made a living and is applied flexibly ply of paper.
Preferably, described is any one shape in linear, shaped form, oblique line shape, ellipse, circle, rhombus, flower shape and grid shape or the combination of various shape in conjunction with line.
Preferably, described plastic film layers is polyethylene film layer, polyester film, polypropylene film, polyacrylamide rete or Teflon membranes.
Preferably, described Plastic film surface has plain weave, grid line, idea line or has circle, criss-cross, taper perforate.
Preferably, described nonwoven layer is hot-wind nonwoven cloth layer, spun-bonded non-woven fabrics layer, fabric hot rolled nonwoven fabrics layer, melt-blown nonwoven layer of cloth or spunlace non-woven cloth layer.
Preferably, total number of plies of described ply of paper and enhancement layer is less than 10.
Preferably, the thickness in monolayer of described enhancement layer is less than 1mm.
Compared with prior art, composite sheet of the present utility model, comprises at least one deck ply of paper and at least one deck enhancement layer, and described ply of paper and enhancement layer are by being connected in conjunction with line; Be not interconnected between described ply of paper; Described composite sheet has at least a surface to be ply of paper; Described enhancement layer is in nonwoven fabric or plastic film layers.Meet after water due to enhancement layer and have higher intensity, therefore its with ply of paper compound after, the composite sheet obtained being had and meets wet strength preferably, wetly can not occurring breaking and paper scrap such as to remain at the problem because meeting.Secondly, described composite sheet has at least a surface to be ply of paper, when itself and human contact, ensure that comfort and the security of human body.
Accompanying drawing explanation
Fig. 1 is the generalized section that embodiment 1 prepares composite sheet;
Fig. 2 is the generalized section that embodiment 2 prepares composite sheet;
Fig. 3 is the generalized section that embodiment 3 prepares composite sheet;
Fig. 4 is the generalized section that embodiment 4 prepares composite sheet;
Fig. 5 is the generalized section that embodiment 5 prepares composite sheet.
Detailed description of the invention
In order to understand the utility model further, below in conjunction with embodiment, the utility model preferred embodiment is described, but should be appreciated that these describe just for further illustrating feature and advantage of the present utility model, instead of the restriction to the utility model claim.
The utility model embodiment discloses a kind of composite sheet, comprises at least one deck ply of paper and at least one deck enhancement layer, and described ply of paper and enhancement layer are by being connected in conjunction with line; Be not interconnected between described ply of paper;
Described composite sheet has at least a surface to be ply of paper;
Described enhancement layer is nonwoven layer or plastic film layers.
In the utility model, described composite sheet comprises at least one deck ply of paper and at least one deck enhancement layer.Described ply of paper is preferably paper for daily use, and described enhancement layer is nonwoven layer or plastic film layers.Described nonwoven layer is preferably hot-wind nonwoven cloth layer, spun-bonded non-woven fabrics layer, fabric hot rolled nonwoven fabrics layer, melt-blown nonwoven layer of cloth or spunlace non-woven cloth layer.Described plastic film layers is preferably polyethylene film layer, polyester film, polypropylene film, polyacrylamide rete or Teflon membranes.Described enhancement layer still can keep good intensity after meeting water, thus the composite sheet that guarantee and paper obtain after checking is wet better strong.Preferably, described enhancement layer surface has plain weave, grid line, idea line or has circle, criss-cross, taper perforate.The utility model is not particularly limited for the shape in the hole on enhancement layer and size, can be the hole of various shape and size, is preferably circular, criss-cross or taper perforate.Enhancement layer with holes can increase the gas permeability of composite sheet, thus increases the comfort level of composite sheet.The thickness in monolayer of described enhancing is preferably less than 1mm, with convenient to be combined with paper and to ensure easy to prepare, use comfortable.
Described composite sheet can be two-layer, can be also multilayer, has at least a surface to be ply of paper, to ensure comfort level and the security of composite sheet.In certain embodiments, described composite sheet is double-layer structure, and comprises one deck ply of paper and one deck enhancement layer.In other embodiment, described composite sheet comprises one deck ply of paper and multilayer enhancement layer.Also have in some embodiments, described composite sheet comprises multilayer ply of paper and multilayer enhancement layer.When comprising multilayer ply of paper, non-conterminous between described ply of paper; When comprising multilayer enhancement layer, between enhancement layer can adjacent also can be non-conterminous, thus ensure composite sheet in conjunction with firm.Preferably, described ply of paper and enhancement layer are arranged alternately.In order to ensure that described composite sheet is prepared easy and easy to use, total number of plies of preferred described ply of paper and enhancement layer is less than 10 numbers of plies.The number of plies is excessive, and composite sheet is blocked up, is inconvenient to use; And the number of plies is more, preparation difficulty is larger.
By connecting in conjunction with line between described ply of paper and enhancement layer.Described be the position that ply of paper and enhancement layer combine in conjunction with line, and can be one side, also can be two-sided.Described can be various shape in conjunction with line, ensures that ply of paper and enhancement layer combine firmly.The utility model is not particularly limited the described shape in conjunction with line, any one shape preferably in linear, shaped form, oblique line shape, ellipse, circle, rhombus, flower shape and grid shape or the combination of various shape.
In the utility model, described composite sheet, through cutting, can directly use as products such as toilet paper, face tissue and cleansing tissues; Also may be used for wet tissue base material and substitute traditional non-woven cloth; The surface layer of sanitary napkin, protection pad or paper diaper can also be used for replace traditional nonwoven fabric.
The utility model is not particularly limited for the preparation method of described composite sheet, can be pressure sintering or supercritical ultrasonics technology.Described pressure sintering, comprises the following steps: ply of paper is become one group with enhancement layer mounted on top, pressure roller, by heating pressurization, is formed in conjunction with line, ply of paper and enhancement layer are linked together at ply of paper and enhancement layer surface.
Described supercritical ultrasonics technology, comprises the following steps: ply of paper and enhancement layer are stacked, and forms ultrasonic wave with the region that supersonic generator is needing to combine, and under ul-trasonic irradiation, ply of paper and the enhancement layer generation higher-order of oscillation and formed in conjunction with line, link together.
Experimental result shows, composite sheet of the present utility model is met wet breaking strength and is greater than 3N/15mm.
In order to understand the utility model further, be specifically described the composite sheet that the utility model provides below in conjunction with embodiment, protection domain of the present utility model is not limited by the following examples.
Embodiment 1
By one deck paper and one deck enhancement layer, by heating pressurization, obtain composite sheet.Described enhancement layer is hot-wind nonwoven cloth.
Fig. 1 is the generalized section that embodiment 1 prepares composite sheet.In Fig. 1, (1) is ply of paper, and (2) are enhancement layer, and (3) are for one side is in conjunction with line.
Carry out the wet rear fracture strength of chance to the composite sheet obtained to measure, result shows, it meets wet breaking strength is 3.1N/15mm.
Embodiment 2
First ply of paper, enhancement layer, the second ply of paper are stacked successively, through ultrasonic vibration, obtains the composite sheet of one side in conjunction with line.Described enhancement layer is polyethylene film.
Fig. 1 is the generalized section of composite sheet prepared by embodiment 2.In Fig. 2, (1) is the first ply of paper, and (2) are enhancement layer, and (3) are the second ply of paper, and (4) are for one side is in conjunction with line.
Carry out the wet rear fracture strength of chance to the composite sheet obtained to measure, result shows, it meets wet breaking strength is 3.3N/15mm.
Embodiment 3
Ply of paper, the first enhancement layer, the second ply of paper are stacked successively, through heating and pressure dual-side, obtains the two-sided composite sheet in conjunction with line.Described enhancement layer is polypropylene screen.
Fig. 3 is the generalized section of composite sheet prepared by embodiment 3.In Fig. 3, (1) is ply of paper, and (2) are the first enhancement layer, and (3) are the second enhancement layer, (4) for two-sided in conjunction with line.
Carry out the wet rear fracture strength of chance to the composite sheet obtained to measure, result shows, it meets wet breaking strength is 3.2N/15mm.
Embodiment 4
By one deck paper and one deck enhancement layer, by heating and pressure dual-side, obtain composite sheet.Described enhancement layer is spunlace non-woven cloth.
Fig. 4 is the generalized section that embodiment 4 prepares composite sheet.In Fig. 4, (1) is ply of paper, and (2) are enhancement layer, and (3) are for one side is in conjunction with line.
Carry out the wet rear fracture strength of chance to the composite sheet obtained to measure, result shows, it meets wet breaking strength is 3.06N/15mm.
Embodiment 5
By ground floor paper, the first enhancement layer, the second ply of paper, the second enhancement layer and the 3rd ply of paper stack successively, by heating pressurization, obtain composite sheet.Described enhancement layer is polyester film.
Fig. 5 is the generalized section that embodiment 5 prepares composite sheet.In Fig. 5, (1) is the first ply of paper, and (2) are the first enhancement layer, and (3) are the second ply of paper, and (4) are the second enhancement layer, and (5) are the 3rd ply of paper, and (6) are for one side is in conjunction with line.
Carry out the wet rear fracture strength of chance to the composite sheet obtained to measure, result shows, it meets wet breaking strength is 3.5N/15mm.
The explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a composite sheet, comprises at least one deck ply of paper and at least one deck enhancement layer, and described ply of paper and enhancement layer are by being connected in conjunction with line; Non-conterminous between described ply of paper;
Described composite sheet has at least a surface to be ply of paper;
Described enhancement layer is nonwoven layer or plastic film layers.
2. composite sheet according to claim 1, is characterized in that, described ply of paper and enhancement layer are arranged alternately.
3. composite sheet according to claim 1, is characterized in that, comprises one deck ply of paper and two-layer or multilayer enhancement layer.
4. composite sheet according to claim 1, is characterized in that, described ply of paper is made a living and applied flexibly ply of paper.
5. composite sheet according to claim 4, is characterized in that, described is any one shape in linear, shaped form, oblique line shape, ellipse, circle, rhombus, flower shape and grid shape or the combination of various shape in conjunction with line.
6. composite sheet according to claim 2, is characterized in that, described plastic sheeting is polyethylene film layer, polyester film, polypropylene film, polyacrylamide rete or Teflon membranes.
7. composite sheet according to claim 6, is characterized in that, described Plastic film surface has plain weave, grid line, idea line or has circle, criss-cross, taper perforate.
8. composite sheet according to claim 2, is characterized in that, described nonwoven fabric is hot-wind nonwoven cloth layer, spun-bonded non-woven fabrics layer, fabric hot rolled nonwoven fabrics layer, melt-blown nonwoven layer of cloth or spunlace non-woven cloth layer.
9. composite sheet according to claim 1, is characterized in that, total number of plies of described ply of paper and enhancement layer is less than 10.
10. composite sheet according to claim 1, is characterized in that, the thickness in monolayer of described enhancement layer is less than 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420715568.7U CN204251970U (en) | 2014-11-25 | 2014-11-25 | A kind of composite sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420715568.7U CN204251970U (en) | 2014-11-25 | 2014-11-25 | A kind of composite sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204251970U true CN204251970U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420715568.7U Expired - Fee Related CN204251970U (en) | 2014-11-25 | 2014-11-25 | A kind of composite sheet |
Country Status (1)
| Country | Link |
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| CN (1) | CN204251970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104404836A (en) * | 2014-11-25 | 2015-03-11 | 上海护理佳实业有限公司 | Composite paper |
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2014
- 2014-11-25 CN CN201420715568.7U patent/CN204251970U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104404836A (en) * | 2014-11-25 | 2015-03-11 | 上海护理佳实业有限公司 | Composite paper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180911 Address after: 477200 eastern section of purple Avenue, Luyi County, Henan Patentee after: Henan Chia Jia Industrial Co.,Ltd. Address before: 201711 Baishi highway 2288, Qingpu District, Shanghai Patentee before: SHANGHAI FOLIAGE INDUSTRY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 |