CN216761057U - High-tear-resistance kraft paper capable of automatically sealing edge - Google Patents
High-tear-resistance kraft paper capable of automatically sealing edge Download PDFInfo
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- CN216761057U CN216761057U CN202123427901.3U CN202123427901U CN216761057U CN 216761057 U CN216761057 U CN 216761057U CN 202123427901 U CN202123427901 U CN 202123427901U CN 216761057 U CN216761057 U CN 216761057U
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Abstract
The utility model discloses a high-tear-resistance kraft paper capable of automatically sealing edges, which comprises a kraft paper body, wherein the kraft paper body comprises a glue solution sealing edge layer, an upper isolation layer, a lower isolation layer, an upper kraft paper base layer, a lower kraft paper base layer, an upper thermal insulation layer and a lower thermal insulation layer, the glue solution sealing edge layer is arranged between the upper isolation layer and the lower isolation layer, the bottom surface of the upper kraft paper base layer is adhered to the top surface of the upper isolation layer, the bottom surface of the upper thermal insulation layer is adhered to the top surface of the upper kraft paper base layer, the top surface of the lower kraft paper base layer is adhered to the bottom surface of the lower kraft paper base layer, the four side edges of the kraft paper body are respectively coated with the sealing edge layer, and liquid-state sealing glue is filled in the glue solution sealing edge layer. When cutting the kraft paper, the banding is glued and is overflowed from the incision and solidify at the edge of kraft paper and form the banding layer, automatic banding, and the banding is glued and is improved the buffer, the tear resistance of kraft paper, avoids taking place the layering from the edge, and stability is higher.
Description
Technical Field
The utility model relates to the technical field of kraft paper, in particular to high-tear-resistance kraft paper capable of automatically sealing edges.
Background
Kraft paper is a tough, water-resistant packaging paper, is brownish yellow, has a wide range of uses, and is commonly used for making paper bags, envelopes, workbooks, album covers, files, sandpaper and the like. The kraft paper adopts a multi-layer adhesive composite structure according to different functions, so that the edge of the kraft paper is very easy to be layered, although the kraft paper has strong tear resistance, the edge of the kraft paper is often weak in tear resistance and is easy to tear from the edge, but the problems can be solved by carrying out edge sealing treatment on the kraft paper, the kraft paper is rolled into a cylinder shape for convenient transportation and storage when leaving the factory, cutting and shearing the kraft paper into required size and shape according to different use requirements for secondary processing, in order to solve the problems, glue is coated on one cut side for sealing the edge after cutting, so that the use is inconvenient, the working procedure is complicated, the production cost is high, the lack of edge sealing results in poor tear resistance at the edges of the kraft paper, delamination, and reduced structural strength and stability, and improvements are needed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide the high-tear-resistance kraft paper capable of automatically sealing edges, which can automatically seal edges after being cut, is not easy to delaminate, has strong stability and tear resistance, simplifies secondary processing procedures, is low in production cost and high in production efficiency, and water vapor is not easy to permeate from the edges and has high water resistance.
In order to achieve the purpose, the utility model adopts the technical scheme that: a high-tear-resistance kraft paper capable of automatically sealing edges comprises a kraft paper body, wherein the kraft paper body comprises a glue solution sealing layer, an upper isolation layer, a lower isolation layer, an upper kraft paper base layer, a lower kraft paper base layer, an upper thermal insulation layer and a lower thermal insulation layer, the glue solution sealing layer is arranged between the upper isolation layer and the lower isolation layer, the upper isolation layer is positioned above the glue solution sealing layer, the bottom surface of the upper kraft paper base layer is adhered to the top surface of the upper isolation layer, the bottom surface of the upper thermal insulation layer is adhered to the top surface of the upper kraft paper base layer,
the lower isolation layer is located the below of glue banding layer, and the top surface of lower cow hide basic unit is pasted with the bottom surface of lower isolation layer, and the top surface of lower insulating layer is pasted with cow hide basic unit's bottom surface down, and four sides of kraft paper body coat respectively has the banding layer, and the inside packing on glue banding layer has liquid banding to glue.
In a further technical scheme, the glue solution banding layer includes connection substrate, and connection substrate's top surface upwards extends a plurality of flexible connection posts, and connection substrate's bottom surface downwards extends a plurality of flexible connection posts down, and the top surface of going up flexible connection post is pasted with the bottom surface of last isolation layer, and the bottom surface of lower flexible connection post is pasted with the top surface of lower isolation layer, and the space between connection substrate and last isolation layer and the lower isolation layer is filled with liquid banding glue.
In a further technical scheme, a reinforcing mesh layer is further arranged between the lower cowhide base layer and the lower heat insulation layer, the top surface of the reinforcing mesh layer is adhered to the bottom surface of the lower cowhide base layer, and the bottom surface of the reinforcing mesh layer is adhered to the bottom surface of the lower heat insulation layer.
In a further technical scheme, the reinforcing net layer is in a fishing net shape, and drying agents are filled in pores of the reinforcing net layer.
In a further technical scheme, the reinforced net layer is one of a glass fiber net, a metal wire net layer, a nylon net and a cotton net.
In a further technical scheme, the top surface of the upper heat insulation layer is provided with an antibacterial layer, the bottom surface of the antibacterial layer is adhered to the top surface of the upper heat insulation layer, and the antibacterial layer is made of bamboo charcoal fiber materials.
In a further technical scheme, the top surface of the antibacterial layer is provided with a waterproof layer, the bottom surface of the waterproof layer is adhered to the top surface of the antibacterial layer, and the waterproof layer is a polytetrafluoroethylene layer.
In a further technical scheme, the bottom surface of the lower heat insulation layer is provided with a wear-resistant layer, the top surface of the wear-resistant layer is adhered to the bottom surface of the lower heat insulation layer, and the wear-resistant layer is made of a polyester film.
In a further technical scheme, a printing layer is arranged on the bottom surface of the wear-resistant layer, the printed top surface is adhered to the bottom surface of the wear-resistant layer, and the printing layer is a polyester heat-shrinkable film.
In a further technical scheme, the upper isolation layer and the lower isolation layer are made of one of a PP film, a PE film or a PET film.
After adopting the structure, compared with the prior art, the utility model has the advantages that: the liquid edge sealing glue is sealed and locked in the glue solution edge sealing layer through the upper isolation layer and the lower isolation layer, when kraft paper is cut, the edge sealing glue overflows from the cut and is solidified at the edge of the kraft paper to form the edge sealing layer, edge sealing is performed automatically, secondary edge sealing is not needed after the kraft paper is cut, the secondary processing procedure is simplified, the secondary processing cost is reduced, and meanwhile, the production efficiency is improved; the liquid edge sealing glue has buffering performance, and the buffering performance of kraft paper is improved; the banding layer is sealed with the edge bonding of kraft paper, has improved the tear resistance of kraft paper, avoids taking place the layering from the edge, and stability is higher to steam can't permeate from the edge of kraft paper, has further improved its waterproof performance.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
fig. 4 is a schematic view of the state of the automatic edge sealing of the present invention.
In the figure:
1, glue liquid edge sealing layer, 11 connecting substrate, 12 upper flexible connecting column, 13 lower flexible connecting column and 14 edge sealing glue;
21 an upper isolation layer and 22 a lower isolation layer;
31 an upper cowhide base layer and 32 a lower cowhide base layer;
41 upper heat insulation layer and 42 lower heat insulation layer;
5 reinforcing mesh layer, 51 drying agent;
6, an antibacterial layer;
7, a waterproof layer;
8, a wear-resistant layer;
9 printing layer.
Detailed Description
The following are merely preferred embodiments of the present invention, and do not limit the scope of the present invention.
A high anti tearing kraft paper that can automatic banding, as shown in fig. 1-4, includes the kraft paper body, its characterized in that: kraft paper body includes glue solution banding layer 1, go up isolation layer 21, isolation layer 22 down, go up kraft paper basic unit 31, kraft paper basic unit 32 down, go up insulating layer 41 and insulating layer 42 down, glue solution banding layer 1 sets up between last isolation layer 21 and lower isolation layer 22, it is located the top of glue solution banding layer 1 to go up isolation layer 21, the bottom surface of going up kraft paper basic unit 31 is pasted with the top surface of last isolation layer 21, the bottom surface of going up insulating layer 41 is pasted with the top surface of last kraft paper basic unit 31, lower isolation layer 22 is located the below of glue solution banding layer 1, the top surface of kraft paper basic unit 32 is pasted with the bottom surface of lower isolation layer 22 down, the top surface of insulating layer 42 is pasted with the bottom surface of kraft paper basic unit 32 down, four sides of kraft paper body have the banding layer respectively coated, the inside packing of glue solution banding layer 1 has liquid banding glue 14.
The traditional kraft paper is not provided with edge sealing treatment, water vapor is easy to permeate from the edge of the kraft paper, the waterproof performance is low, the edge tear resistance of the kraft paper is poor, tearing and layering are easy to occur from the edge, the strength is poor, the kraft paper is subjected to edge sealing treatment once after being cut, the secondary processing procedures are complicated, the production efficiency is low, and the cost is high; the liquid edge sealing glue 14 has buffering performance, so that the buffering performance of the kraft paper body is improved; the banding layer is sealed with the edge bonding of kraft paper, has improved the anti tear performance of kraft paper body, avoids taking place the layering from the edge, and stability is higher to steam can't permeate from the edge of kraft paper body, has further improved its waterproof performance. The upper heat-insulating layer 41 and the lower heat-insulating layer 42 effectively isolate the external environment temperature, and prevent the liquid edge sealing glue from solidifying, so that the liquidity is kept.
Specifically, glue solution banding layer 1 includes connection substrate 11, and connection substrate 11's top surface upwards extends a plurality of flexible spliced poles 12, and connection substrate 11's bottom surface downwards extends a plurality of flexible spliced poles 13 down, and the top surface of going up flexible spliced pole 12 is pasted with the bottom surface of last isolation layer 21, and the bottom surface of lower flexible spliced pole 13 is pasted with the top surface of isolation layer 22 down, and the space between connection substrate 11 and last isolation layer 21 and the isolation layer 22 is filled with liquid banding glue 14. Because the banding glue 14 is liquid glue, go up isolation layer 21 and lower isolation layer 22 and take place relative displacement easily when twisting the kraft paper body around, go up isolation layer 21 and lower isolation layer 22 on last flexible joint pin 12 and the flexible joint pin 13 of connecting substrate 11, can prevent effectively that isolation layer 21 and lower isolation layer 22 from taking place relative displacement, connecting substrate 11 has improved the overall structure intensity of kraft paper body simultaneously.
Specifically, a reinforcing mesh layer 5 is further arranged between the lower cowhide base layer 32 and the lower heat insulation layer 42, the top surface of the reinforcing mesh layer 5 is adhered to the bottom surface of the lower cowhide base layer 32, and the bottom surface of the reinforcing mesh layer 5 is adhered to the bottom surface of the lower heat insulation layer 42. The reinforced net layer 5 further improves the tearing resistance and the puncture resistance, protects the liquid edge sealing glue 14 and prevents the edge sealing glue from being punctured and overflowing under the action of external force.
Specifically, the reinforcing mesh layer 5 is in the shape of a fishing net, and the pores of the reinforcing mesh layer 5 are filled with activated carbon particles 51. The activated carbon particles 51 can adsorb peculiar smell and have certain antibacterial capacity, and when an external hard object punctures the kraft paper body, the activated carbon particles 51 block the crevasse under the effect of the overflowed edge sealing glue 14, so that the overflowing amount of the edge sealing glue 14 is reduced.
Specifically, the reinforcing mesh layer 5 is one of a glass fiber mesh, a metal wire mesh layer, a nylon mesh and a cotton mesh. Strengthen stratum reticulare 5 and adopt glass fiber net or wire mesh layer to make it have higher tensile strength and anti tear performance, make kraft paper body intensity higher, and adopt nylon wire net or cotton-wool net to compromise certain hydroscopicity when certain degree improves tensile strength, promote kraft paper body's waterproof performance to can block up the breach fast when the edge sealing glue 14 spills over, strengthen its stability.
Specifically, the top surface of the upper heat insulation layer 41 is provided with the antibacterial layer 6, the bottom surface of the antibacterial layer 6 is adhered to the top surface of the upper heat insulation layer 41, and the antibacterial layer 6 is made of bamboo charcoal fiber materials. The bamboo charcoal fiber material has the characteristics of moisture absorption, air permeability, bacteriostasis, antibiosis, environmental protection and the like, and enhances the antibacterial performance of the kraft paper body.
Specifically, the top surface of the bacteriostatic layer 6 is provided with a waterproof layer 7, the bottom surface of the waterproof layer 7 is adhered to the top surface of the bacteriostatic layer 6, and the waterproof layer 7 is a polytetrafluoroethylene layer. The waterproof performance can be well improved, the upper cowhide base layer 31 and the lower cowhide base layer 32 are prevented from being easily cracked after absorbing water, and the tear resistance and the waterproof performance are further improved.
Specifically, the bottom surface of insulating layer 42 is provided with wearing layer 8 down, and the top surface of wearing layer 8 is pasted with the bottom surface of insulating layer 42 down, and wearing layer 8 adopts polyester film, and this polyester film has good resistant puncture and resistant friction characteristic, has prolonged the life of kraft paper body.
Specifically, the bottom surface of the wear-resistant layer 8 is provided with a printing layer 9, the printed top surface is adhered to the bottom surface of the wear-resistant layer 8, and the printing layer 9 is a polyester heat-shrinkable film. When the kraft paper body is printed, the printing layer 9 can better enable ink to permeate, the clarity of printed characters and patterns is kept, and the polyester heat shrinkage film is good in optical performance, surface smoothness, low in lower moisture permeability and easy to carry static electricity. Therefore, when printing, under the action of static electricity, the polyester heat shrinkage film can quickly adsorb ink and firmly lock the ink at one position, so that the ink is not easy to permeate to the periphery to pollute the whole kraft paper body, and the polyester heat shrinkage film has the moisture-proof and mildew-proof performances.
Specifically, the upper isolation layer 21 and the lower isolation layer 22 adopt one of a PP film, a PE film, or a PET film. Go up isolation layer 21 and isolation layer 22 surface smoothness down, the gas tightness is strong, and the edge sealing glue 14 is difficult for the adhesion at last isolation layer 21 and isolation layer 22 down, guarantees the mobility of edge sealing glue 14, has certain tear resistance simultaneously, further improves tear resistance.
The working principle of the utility model is as follows: when the cut kraft paper body is cut as required, as shown in fig. 4, the liquid edge sealing glue 14 overflows from the cut, the cut can be squeezed by hand to accelerate the overflow speed of the edge sealing glue 14 when the edge sealing glue overflows, and the overflowing edge sealing glue 14 can be smeared on the edge of the kraft paper body along the cut by a scraping blade or fingers, so that the automatic edge sealing is completed.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (10)
1. The utility model provides a but high anti tear kraft paper of automatic banding, includes the kraft paper body, its characterized in that: the kraft paper body comprises a glue sealing layer (1), an upper isolation layer (21), a lower isolation layer (22), an upper kraft paper base layer (31), a lower kraft paper base layer (32), an upper thermal insulation layer (41) and a lower thermal insulation layer (42), the glue sealing layer (1) is arranged between the upper isolation layer (21) and the lower isolation layer (22), the upper isolation layer (21) is positioned above the glue sealing layer (1), the bottom surface of the upper kraft paper base layer (31) is adhered to the top surface of the upper isolation layer (21), the bottom surface of the upper thermal insulation layer (41) is adhered to the top surface of the upper kraft paper base layer (31),
lower isolation layer (22) are located the below of glue banding layer (1), and the top surface of lower cow hide basic unit (32) is pasted with the bottom surface of lower isolation layer (22), and the top surface of lower insulating layer (42) is pasted with the bottom surface of lower cow hide basic unit (32), and four sides of kraft paper body have the banding layer of coating respectively, and the inside packing of glue banding layer (1) has liquid banding glue (14).
2. The self-sealing high tear-resistant kraft paper according to claim 1, wherein: glue solution layer of borduring (1) is including connection substrate (11), and the top surface of connection substrate (11) upwards extends a plurality of flexible connection post (12) of going up, and the bottom surface of connection substrate (11) downwards extends a plurality of flexible connection post (13) down, go up the top surface of flexible connection post (12) with the bottom surface of going up isolation layer (21) is pasted, the bottom surface of lower flexible connection post (13) with the top surface of isolation layer (22) is pasted down, and the space packing between connection substrate (11) and last isolation layer (21) and lower isolation layer (22) has liquid the edge sealing glue (14).
3. The self-sealing high tear-resistant kraft paper according to claim 1, wherein: a reinforced net layer (5) is further arranged between the lower cowhide base layer (32) and the lower heat insulation layer (42), the top surface of the reinforced net layer (5) is adhered to the bottom surface of the lower cowhide base layer (32), and the bottom surface of the reinforced net layer (5) is adhered to the bottom surface of the lower heat insulation layer (42).
4. The self-sealing high tear-resistant kraft paper according to claim 3, wherein: the reinforcing net layer (5) is in a fishing net shape, and activated carbon particles (51) are filled in pores of the reinforcing net layer (5).
5. The self-sealing high tear-resistant kraft paper according to claim 4, wherein: the reinforced net layer (5) is one of a glass fiber net, a metal wire net layer, a nylon net and a cotton net.
6. The self-sealing high tear-resistant kraft paper according to claim 1, wherein: the top surface of the upper heat insulation layer (41) is provided with an antibacterial layer (6), the bottom surface of the antibacterial layer (6) is adhered to the top surface of the upper heat insulation layer (41), and the antibacterial layer (6) is made of bamboo charcoal fiber materials.
7. The self-sealing high tear-resistant kraft paper according to claim 6, wherein: the top surface of antibacterial layer (6) is provided with waterproof layer (7), and the bottom surface of waterproof layer (7) is pasted with the top surface of antibacterial layer (6), and waterproof layer (7) are the polytetrafluoroethylene layer.
8. The self-sealing high tear-resistant kraft paper according to claim 1, wherein: the bottom surface of insulating layer (42) is provided with wearing layer (8) down, and the top surface of wearing layer (8) is pasted with the bottom surface of insulating layer (42) down, and wearing layer (8) adopt polyester film.
9. The self-sealing high tear-resistant kraft paper according to claim 8, wherein: the bottom surface of the wear-resistant layer (8) is provided with a printing layer (9), the printed top surface is adhered to the bottom surface of the wear-resistant layer (8), and the printing layer (9) is a polyester heat-shrinkable film.
10. The self-sealing high tear-resistant kraft paper according to claim 1, wherein: the upper isolation layer (21) and the lower isolation layer (22) are made of one of PP films, PE films or PET films.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123427901.3U CN216761057U (en) | 2021-12-31 | 2021-12-31 | High-tear-resistance kraft paper capable of automatically sealing edge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123427901.3U CN216761057U (en) | 2021-12-31 | 2021-12-31 | High-tear-resistance kraft paper capable of automatically sealing edge |
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| Publication Number | Publication Date |
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| CN216761057U true CN216761057U (en) | 2022-06-17 |
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|---|---|---|---|
| CN202123427901.3U Active CN216761057U (en) | 2021-12-31 | 2021-12-31 | High-tear-resistance kraft paper capable of automatically sealing edge |
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| CN (1) | CN216761057U (en) |
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- 2021-12-31 CN CN202123427901.3U patent/CN216761057U/en active Active
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