CN110103543B - Pressure-bearing anti-deformation corrugated board - Google Patents
Pressure-bearing anti-deformation corrugated board Download PDFInfo
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- CN110103543B CN110103543B CN201910497861.8A CN201910497861A CN110103543B CN 110103543 B CN110103543 B CN 110103543B CN 201910497861 A CN201910497861 A CN 201910497861A CN 110103543 B CN110103543 B CN 110103543B
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- 239000010410 layer Substances 0.000 claims abstract description 100
- 239000000123 paper Substances 0.000 claims abstract description 98
- 239000012792 core layer Substances 0.000 claims abstract description 54
- 239000004033 plastic Substances 0.000 claims abstract description 27
- 229920003023 plastic Polymers 0.000 claims abstract description 27
- 238000005192 partition Methods 0.000 claims abstract description 22
- 239000011229 interlayer Substances 0.000 claims description 21
- 238000005520 cutting process Methods 0.000 claims description 13
- 239000002655 kraft paper Substances 0.000 claims description 13
- 239000004745 nonwoven fabric Substances 0.000 claims description 10
- 239000003292 glue Substances 0.000 claims description 9
- 239000002344 surface layer Substances 0.000 claims description 9
- 238000004026 adhesive bonding Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 239000011087 paperboard Substances 0.000 abstract description 8
- 230000000903 blocking effect Effects 0.000 abstract description 7
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 239000011111 cardboard Substances 0.000 description 12
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B25/06—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B29/005—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to another layer of paper or cardboard layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/06—Layered products comprising a layer of paper or cardboard specially treated, e.g. surfaced, parchmentised
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/08—Corrugated paper or cardboard
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
- B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- Laminated Bodies (AREA)
Abstract
The invention discloses a pressure-bearing deformation-resistant corrugated board which comprises an elastic rubber layer, plastic clapboards and through holes, wherein the plastic clapboards are arranged at the upper end and the lower end of the elastic rubber layer, the through holes are formed in the middle of the surface of the elastic rubber layer, and a reinforcing layer is arranged on the surface of the plastic clapboard at the lower end of the elastic rubber layer. The corrugated board has the advantages that the two arc-shaped plates where the valley point of the first corrugated paper core layer and the peak point of the second corrugated paper core layer are located are used for extrusion buffering, and meanwhile, the elastic rubber layer can be compressed and buffered through the through holes to form required elasticity, so that the corrugated board has high elasticity under the condition of simple structure; according to the corrugated paper board, the first corrugated paper core layer and the second corrugated paper core layer are used for preliminary blocking, the double-layer plastic partition plate and the elastic rubber layer are used for blocking, the corrugated paper board is prevented from being punctured through multi-layer blocking, the stability of the whole structure is improved, the structure is simple, and the cost is low.
Description
Technical Field
The invention belongs to the technical field of corrugated boards, and particularly relates to a pressure-bearing deformation-resistant corrugated board.
Background
Corrugated cardboard is a multi-layer adhesive body, which is composed of at least one corrugated core paper interlayer and one layer of cardboard, also called as cardboard paper and cardboard. It has high mechanical strength and can resist collision and falling in the process of transportation. The actual performance of a corrugated box depends on three factors: the nature of the core paper and paperboard and the structure of the carton itself. Also known as corrugated cardboard. Formed by bonding at least one layer of corrugated paper and one layer of cardboard paper, also called cardboard), and has better elasticity and extensibility. The method is mainly used for manufacturing cartons, the sandwich of the cartons and other packaging materials of fragile commodities. The raw paper board similar to yellow paper board is made up by using straw pulp of earth method and waste paper through pulping, then is mechanically processed and rolled into corrugated form, then on its surface the adhesive of sodium silicate is used to adhere it to the cardboard paper so as to obtain the invented product.
The prior art has the following problems: the existing high-elasticity double-corrugated paper core corrugated board has the problems of complex structure, high processing cost and unsatisfactory elasticity effect when in use, and is not beneficial to popularization.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a pressure-bearing deformation-resistant corrugated board which has the characteristics of simple structure, low cost and good elastic effect.
In order to achieve the purpose, the invention provides the following technical scheme: a pressure-bearing deformation-resistant corrugated board comprises an elastic rubber layer, a plastic partition plate and through holes; plastic clapboards are arranged at the upper end and the lower end of the elastic rubber layer; a through hole is formed in the middle of the side surface of the elastic rubber layer; the surface of the plastic partition plate at the lower end of the elastic rubber layer is provided with a reinforcing layer; the surface of the reinforcing layer, which is far away from the plastic partition board, is provided with an inner paper surface layer; a second corrugated paper core layer is arranged on the surface of the plastic partition plate at the upper end of the elastic rubber layer; a paper interlayer is arranged at the upper end of the second corrugated paper core layer; a first corrugated paper core layer is arranged at the upper end of the paper interlayer; the upper end of the first corrugated paper core layer is provided with a non-woven fabric positioning layer; an elastic buffer layer is arranged at the upper end of the non-woven fabric positioning layer; the upper end of the elastic buffer layer is provided with a kraft paper layer; an outer paper surface layer is arranged at the upper end of the kraft paper layer; the paper interlayer is provided with a plurality of uniformly distributed through holes which are communicated with the first corrugated paper core layer and the second corrugated paper core layer, and the paper interlayer, the first corrugated paper core layer and the second corrugated paper core layer are filled with a plurality of anti-pressure balls; the anti-pressure balls are formed by gluing shredded paper scraps, and the diameter of each anti-pressure ball is larger than that of each perforation.
Preferably, the plastic partition plate and the elastic rubber layer are fixed by gluing through glue.
Preferably, the first corrugated paper core layer and the second corrugated paper core layer have the same structure and are only different in installation position; first corrugated paper sandwich layer and second corrugated paper sandwich layer all glue between glutinous fixedly with the paper interlayer through glue.
Preferably, the through holes in the elastic rubber layer are uniformly distributed, and the number of the through holes is not less than three.
Preferably, a plurality of cutting grooves which are uniformly distributed are arranged on the through hole, the cutting grooves extend into the elastic rubber layer, and an elastic circular ring is arranged in the through hole; the elastic circular ring is provided with a conical bulge corresponding to the cutting groove.
Preferably, the outer paper surface layer and the kraft paper layer, the kraft paper layer and the elastic buffer layer and the non-woven fabric positioning layer are fixed by glue.
Preferably, the wave valley point of the first corrugated paper core layer corresponds to the wave peak point of the second corrugated paper core layer.
Compared with the prior art, the invention has the beneficial effects that:
1. the corrugated board provided by the invention utilizes the two arc-shaped plates where the wave valley point of the first corrugated paper core layer and the wave peak point of the second corrugated paper core layer are positioned to perform extrusion buffering, and meanwhile, the elastic rubber layer can perform compression buffering by being provided with the through hole to form required elasticity, so that the corrugated board has high elasticity under the condition of simple structure.
2. According to the corrugated paper board, the first corrugated paper core layer and the second corrugated paper core layer are used for preliminary blocking, the double-layer plastic partition plate and the elastic rubber layer are used for blocking, the corrugated paper board is prevented from being punctured through multi-layer blocking, the stability of the whole structure is improved, the structure is simple, and the cost is low.
3. According to the corrugated board, the through holes 13 are formed in the paper interlayer 10, the compression-resistant balls 14 are filled between the paper interlayer 10 and the first corrugated paper core layer 3 and the second corrugated paper core layer 4, and after the corrugated board is compressed, the compression-resistant balls 14 are clamped in the through holes 13, so that the corrugated board is prevented from being transversely deformed under the mutual extrusion effect of the compression-resistant balls 14, and the compression resistance of the corrugated board is improved.
4. According to the corrugated board, the through hole 9 is provided with the cutting groove 15 extending into the elastic rubber layer 5, the elastic circular ring 16 with the conical protrusion 17 is arranged in the through hole 9, after the corrugated board is pressed, the cutting groove 15 prevents the wall of the through hole 9 from being pressed too much to generate cracks, so that the pressing capacity of the corrugated board is reduced, the service life of the corrugated board is reduced, the conical protrusion 17 arranged on the elastic circular ring 16 is pressed and inserted into the cutting groove 15, the deformation buffer pressure of the through hole 9 is ensured, meanwhile, the structural strength of the through hole 9 is increased, the structure of the through hole 9 is prevented from being damaged, the pressing capacity of the corrugated board is improved, and the service life of the corrugated board is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is an enlarged view of the point B in FIG. 1;
fig. 4 is an enlarged schematic view of C in fig. 3.
In the figure: 1. an outer paper facing; 2. a kraft layer; 3. a first corrugated paper core layer; 4. a second corrugated paper core layer; 5. an elastic rubber layer; 6. a plastic partition plate; 7. an enhancement layer; 8. an inner paper facing; 9. a through hole; 10. a paper interlayer; 11. a non-woven fabric positioning layer; 12. an elastic buffer layer; 13. perforating; 14. a compression ball; 15. cutting a groove; 16. an elastic ring; 17. a conical projection.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the pressure-bearing deformation-resistant corrugated board comprises an elastic rubber layer 5, a plastic partition plate 6 and through holes 9; plastic partition plates 6 are arranged at the upper end and the lower end of the elastic rubber layer 5; the middle of the side surface of the elastic rubber layer 5 is provided with a through hole 9; the surface of the plastic partition plate 6 at the lower end of the elastic rubber layer 5 is provided with a reinforcing layer 7; the surface of the enhancement layer 7 far away from the plastic partition plate 6 is provided with an inner paper surface layer 8; a second corrugated paper core layer 4 is arranged on the surface of the plastic partition plate 6 at the upper end of the elastic rubber layer 5; a paper interlayer 10 is arranged at the upper end of the second corrugated paper core layer 4; the upper end of the paper interlayer 10 is provided with a first corrugated paper core layer 3; the upper end of the first corrugated paper core layer 3 is provided with a non-woven fabric positioning layer 11; the upper end of the non-woven fabric positioning layer 11 is provided with an elastic buffer layer 12; the upper end of the elastic buffer layer 12 is provided with a kraft paper layer 2; the upper end of the kraft paper layer 2 is provided with an outer paper surface layer 1; the paper interlayer 10 is provided with a plurality of uniformly distributed through holes 13 which are communicated with the first corrugated paper core layer 3 and the second corrugated paper core layer 4, and a plurality of anti-pressure balls 14 are respectively filled in the areas formed by the paper interlayer 10 and the first corrugated paper core layer 3 and the second corrugated paper core layer 4; the anti-pressure balls 14 are formed by gluing shredded paper, and the diameter of the anti-pressure balls 14 is larger than that of the through holes 13.
Preferably, the plastic partition plate 6 and the elastic rubber layer 5 are fixed by gluing.
Preferably, the first corrugated cardboard layer 3 and the second corrugated cardboard layer 4 have the same structure and are only different in installation position; first corrugated paper sandwich layer 3 and second corrugated paper sandwich layer 4 all glue between glutinous fixedly with paper interlayer 10 through glue.
Preferably, the through holes 9 in the elastic rubber layer 5 are uniformly distributed, and the number of the through holes 9 is not less than three.
Preferably, a plurality of cutting grooves 15 are uniformly distributed on the through hole 9, the cutting grooves 15 extend into the elastic rubber layer 5, and an elastic circular ring 16 is arranged in the through hole 9; the elastic ring 16 is provided with a conical projection 17 corresponding to the cutting groove 15.
Preferably, the outer paper surface layer 1 and the kraft paper layer 2, the kraft paper layer 2 and the elastic buffer layer 12, and the elastic buffer layer 12 and the non-woven fabric positioning layer 11 are fixed by gluing.
Preferably, the wave trough point of the first corrugated cardboard layer 3 corresponds to the wave peak point of the second corrugated cardboard layer 4.
The working principle and the using process of the invention are as follows: when the corrugated board is used, the upper end and the lower end of the elastic rubber layer 5 are respectively fixed with the plastic partition plates 6, the middle of the surface of the elastic rubber layer 5 is provided with the through hole 9, the valley point of the first corrugated paper core layer 3 and the peak point of the second corrugated paper core layer 4 are correspondingly fixed, when the corrugated board is extruded, the two arc-shaped boards where the valley point of the first corrugated paper core layer 3 and the peak point of the second corrugated paper core layer 4 are positioned are extruded and buffered, meanwhile, the elastic rubber layer 5 can be compressed and buffered by being provided with the through hole 9 to form the required elasticity, so that the corrugated board has high elasticity under the condition of simple structure, meanwhile, the upper end and the lower end of the elastic rubber layer 5 are respectively fixed with the plastic partition plates 6, the first corrugated paper core layer 3 and the second corrugated paper core layer 4 are primarily blocked, and then the double-layer plastic partition plates 6 and the elastic rubber layer 5 are utilized for blocking, through multi-layer separation, the corrugated board is prevented from being punctured, the stability of the whole structure is improved, the structure is simple, and the use is portable; through arranging the through holes 13 on the paper interlayer 10 and filling the anti-pressure balls 14 between the paper interlayer 10 and the first corrugated paper core layer 3 and the second corrugated paper core layer 4, after the corrugated board is pressed, the anti-pressure balls 14 are clamped in the through holes 13, so that the corrugated board is prevented from being transversely deformed under the mutual extrusion action of the anti-pressure balls 14, and the anti-pressure capability of the corrugated board is improved; cut groove 15 in elastic rubber layer 5 is extended into through setting up on through-hole 9, and set up the elastic ring 16 that has toper arch 17 in through-hole 9, after corrugated container board pressurized, cut groove 15 has avoided through-hole 9 pore wall to press too big production crackle, lead to corrugated container board's compressive capacity to reduce, corrugated container board's life, press through elastic ring 16, insert the toper arch 17 that sets up on it in cut groove 15, when guaranteeing through-hole 9 deformation buffer pressure, increase the structural strength of through-hole 9 department, the structure of having avoided through-hole 9 department is destroyed, corrugated container board's compressive capacity is improved, corrugated container board's life is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a pressure-bearing resistance to deformation corrugated container board, includes elastic rubber layer (5), plastics baffle (6) and through-hole (9), its characterized in that: the upper end and the lower end of the elastic rubber layer (5) are provided with plastic partition boards (6), a through hole (9) is formed in the middle of the side surface of the elastic rubber layer (5), the surface of the plastic partition board (6) at the lower end of the elastic rubber layer (5) is provided with an enhancement layer (7), the surface of the enhancement layer (7) far away from the plastic partition board (6) is provided with an inner paper surface layer (8), the surface of the plastic partition board (6) at the upper end of the elastic rubber layer (5) is provided with a second corrugated paper core layer (4), the upper end of the second corrugated paper core layer (4) is provided with a paper interlayer (10), the upper end of the paper interlayer (10) is provided with a first corrugated paper core layer (3), the upper end of the first corrugated paper core layer (3) is provided with a non-woven fabric positioning layer (11), the upper end of the non-woven fabric positioning layer (11) is provided with an elastic buffer layer (12), the upper end of the elastic buffer layer (12) is provided with a kraft layer (2), and the upper end of the kraft layer (2) is provided with an outer paper surface layer (1); a plurality of uniformly distributed through holes (13) communicated with the first corrugated paper core layer (3) and the second corrugated paper core layer (4) are formed in the paper interlayer (10), and a plurality of pressure-resistant balls (14) are filled in the areas formed by the paper interlayer (10) and the first corrugated paper core layer (3) and the second corrugated paper core layer (4) respectively; the anti-pressure balls (14) are formed by gluing shredded paper, and the diameter of the anti-pressure balls (14) is larger than that of the through holes (13);
the plastic partition plate (6) and the elastic rubber layer (5) are fixed by gluing through glue;
the first corrugated paper core layer (3) and the second corrugated paper core layer (4) are identical in structure and are only different in installation position, and the first corrugated paper core layer (3) and the second corrugated paper core layer (4) are fixed with the paper interlayer (10) through glue;
the through holes (9) in the elastic rubber layer (5) are uniformly distributed, and the number of the through holes (9) is not less than three;
a plurality of cutting grooves (15) are uniformly distributed on the through hole (9), the cutting grooves (15) extend into the elastic rubber layer (5), and an elastic circular ring (16) is arranged in the through hole (9); the elastic circular ring (16) is provided with a conical bulge (17) corresponding to the cutting groove (15);
the outer paper surface layer (1) and the kraft paper layer (2), the kraft paper layer (2) and the elastic buffer layer (12) and the non-woven fabric positioning layer (11) are fixed by glue;
the wave valley point of the first corrugated paper core layer (3) corresponds to the wave peak point of the second corrugated paper core layer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910497861.8A CN110103543B (en) | 2019-06-10 | 2019-06-10 | Pressure-bearing anti-deformation corrugated board |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910497861.8A CN110103543B (en) | 2019-06-10 | 2019-06-10 | Pressure-bearing anti-deformation corrugated board |
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| CN110103543A CN110103543A (en) | 2019-08-09 |
| CN110103543B true CN110103543B (en) | 2021-11-16 |
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| CN110239150A (en) * | 2019-04-28 | 2019-09-17 | 泸州市一圣鸿包装有限公司 | Pressure resistant type corrugated board production technique |
| CN110861356B (en) * | 2019-12-16 | 2021-04-06 | 上海定隆纸业有限公司 | Corrugated board and corrugated carton production process |
| CN111469487A (en) * | 2020-03-23 | 2020-07-31 | 东莞市至美环保包装科技有限公司 | Reusable corrugated paper and using method thereof |
| CN112622393B (en) * | 2020-12-18 | 2022-06-03 | 浙江金瑞祥包装股份有限公司 | Compression-resistant impact-resistant composite corrugated board |
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| CN202528535U (en) * | 2012-03-23 | 2012-11-14 | 浙江宏印包装有限公司 | Multilayer corrugated paper board |
| CN203463469U (en) * | 2013-09-25 | 2014-03-05 | 重庆海德世拉索系统（集团）有限公司 | Connector ring structure of shifting stay cable |
| CN208930882U (en) * | 2018-10-31 | 2019-06-04 | 浙江黄路包装股份有限公司 | A kind of high strength multi-layer combined corrugated board |
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Effective date of registration: 20211028 Address after: 322100 Building 1, West building, Ganxi administrative village, Jiangbei street, Dongyang City, Jinhua City, Zhejiang Province Applicant after: Dongyang Daying Packaging Co.,Ltd. Address before: 518000 1st floor, area C, University Town Pioneer Park, 1199 Liuxian Avenue, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: Ye Qingqi |
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