CN214821526U

CN214821526U - Corrugated paper capable of preventing water from soaking

Info

Publication number: CN214821526U
Application number: CN202121205634.2U
Authority: CN
Inventors: 李平
Original assignee: Qingdao Baochunlai Industry And Trade Co ltd
Current assignee: Qingdao Baochunlai Industry And Trade Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-11-23
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a waterproof corrugated paper, which comprises a top layer paper layer, a middle layer paper layer and a bottom layer paper layer, wherein the top layer paper layer, the middle layer paper layer and the bottom layer paper layer are sequentially bonded from top to bottom, the top layer paper layer comprises an outer water-proof layer, a panel layer and a waterproof film layer, the outer water-proof layer, the panel layer and the waterproof film layer are sequentially bonded from top to bottom, the middle layer paper layer comprises two groups of corrugated paper layers, two groups of filling buffer layers and an isolation board layer, and the two groups of corrugated paper layers are respectively fixedly bonded at the top and the bottom of the isolation board layer, the utility model discloses a waterproof structure is wrapped by the middle layer paper layer by the top layer paper layer and the bottom layer paper layer to form a waterproof area, the waterproof processing is carried out from the outside and the inside of the corrugated paper, when in use, even if a certain position of the top layer paper layer is damaged, water can not enter the corrugated paper and can not flow along the corrugated paper, thereby greatly improving the waterproof performance of the product.

Description

Corrugated paper capable of preventing water from soaking

Technical Field

The utility model relates to a packaging material technical field specifically is a corrugated paper of waterproof soaking.

Background

The history of corrugated cardboard use dates back to the end of the 18 th century. In the 19 th century, people find that the corrugated board not only has light weight and firm performance, but also has lower price than common materials, simple manufacturing process and wider application. Furthermore, the corrugated cardboard is not only a recyclable and environmentally friendly material made of wood fibers that can be decomposed by natural action, but also can be recycled without affecting the performance of the corrugated cardboard. Therefore, the method is very popular.

Corrugated board is a multi-layer adhesive body, which is composed of at least one wave-shaped core paper interlayer and one layer of paper board. It has high mechanical strength and can resist collision and falling in the process of transportation. The development of corrugated paper production is promoted by the large application of corrugated paper, and the production machinery of the corrugated paper is continuously updated.

The existing corrugated board has poor waterproof performance, when meeting water, the bonding strength can be reduced, moisture can penetrate through surface paper, corrugated paper and lining paper, the phenomena of water absorption softening, edge degumming upwarp, deformation and the like of the corrugated paper box are further caused, and the deterioration and damage of internal commodities are caused. Therefore, it is desirable to provide a corrugated paper that is resistant to water immersion to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof corrugated paper of soaking sets up middle level ply parcel to waterproof construction as an organic whole through setting up top layer ply and bottom ply, forms waterproof area, all carries out water repellent from the outside and the inside of corrugated paper to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a corrugated paper of waterproof soaking, includes top layer paper layer, middle level paper layer and bottom paper layer, top layer paper layer, middle level paper layer and bottom paper layer from the top down bond in proper order, top layer paper layer includes outer water barrier, panel layer and waterproof rete, outer water barrier, panel layer and waterproof rete from the top down bond in proper order, middle level paper layer includes two sets of corrugated paper layer, two sets of packing buffer layer and isolation sheet layer, and is two sets of corrugated paper layer is fixed bonding respectively in the top and the bottom of isolation sheet layer, and is two sets of fill the buffer layer and fill respectively in two sets of corrugated paper layer's clearance, bottom paper layer is including in sheet layer, wearing layer and waterproof wax layer, in sheet layer, wearing layer and waterproof wax layer from the top down bond in proper order.

Preferably, the top layer paper layer and the bottom layer paper layer wrap the middle layer paper layer to form an integrated waterproof structure, and the thickness of the top layer paper layer and the thickness of the bottom layer paper layer are both set to be 0.7-2.0 mm.

Preferably, the outer water-resisting layer is a high water-absorbing resin layer, the waterproof film layer is a polyethylene material layer, and the thickness of the outer water-resisting layer and the thickness of the waterproof film layer are both set to be 0.1-0.3 mm.

Preferably, the two groups of corrugated paper layers are both of a wave-shaped structure, and the two groups of filling buffer layers are both of plastic foam material layers.

Preferably, the isolation plate layer is arranged as a composite rubber material layer, and the thickness of the isolation plate layer is 0.4-0.8 mm.

Preferably, the wear-resistant layer is a kraft layer, and the thicknesses of the wear-resistant layer and the waterproof wax layer are both set to be 0.1-0.3 mm.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up top ply and bottom ply and wrap up the middle ply and set up as an organic whole waterproof construction, form the waterproof region, carry on the water repellent from the outside and inside of corrugated paper, when using, even a certain position of the top ply is damaged, water can't enter the flute too, and can't flow along the flute, thus has greatly improved the waterproof performance of the product;

2. through setting up middle level paper layer, the isolation sheet layer on middle level paper layer makes corrugated container board intensity high, long service life, and waterproof performance is good, and when the surface met water, only the facial tissue can be moist, and the interior paper of isolation sheet layer inside and corrugated paper can not permeate moisture, so the condition such as can not appear coming unstuck, softening, warping, has satisfied the operation requirement, but wide application in corrugated paper packing box production field.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic three-dimensional structure of the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the top paper layer of the present invention.

In the figure: 1. a top paper layer; 101. an outer water-resisting layer; 102. a panel layer; 103. a waterproof film layer; 2. a middle paper layer; 201. a corrugated paper layer; 202. filling the buffer layer; 203. isolating the slab layer; 3. a bottom paper layer; 301. an inner board layer; 302. a wear layer; 303. a waterproof wax layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a waterproof corrugated paper comprises a top layer paper layer 1, a middle layer paper layer 2 and a bottom layer paper layer 3, wherein the top layer paper layer 1, the middle layer paper layer 2 and the bottom layer paper layer 3 are sequentially bonded from top to bottom, the middle layer paper layer 2 is wrapped by the top layer paper layer 1 and the bottom layer paper layer 3 to form an integral waterproof structure, the thicknesses of the top layer paper layer 1 and the bottom layer paper layer 3 are both set to be 0.7-2.0mm, a waterproof area is formed, and waterproof treatment is carried out from the outside and the inside of the corrugated paper;

the top paper layer 1 comprises an outer water-resisting layer 101, a panel layer 102 and a waterproof film layer 103, the outer water-resisting layer 101, the panel layer 102 and the waterproof film layer 103 are sequentially bonded from top to bottom, the outer water-resisting layer 101 is a high-water-absorptivity resin layer, the waterproof film layer 103 is a polyethylene material layer, the thicknesses of the outer water-resisting layer 101 and the waterproof film layer 103 are both set to be 0.1-0.3mm, and the outer water-resisting layer 101 and the waterproof film layer 103 can prevent a large amount of water from entering and can also be prevented from being soaked by the water;

the middle layer paper layer 2 comprises two groups of corrugated paper layers 201, two groups of filling buffer layers 202 and an isolation board layer 203, the two groups of corrugated paper layers 201 are fixedly adhered to the top and the bottom of the isolation board layer 203 respectively, the two groups of filling buffer layers 202 are filled in gaps of the two groups of corrugated paper layers 201 respectively, the two groups of corrugated paper layers 201 are both arranged into a wave structure, the two groups of filling buffer layers 202 are both arranged into plastic foam material layers, the isolation board layer 203 is arranged into a composite rubber material layer, the thickness of the isolation board layer 203 is set to be 0.4-0.8mm, the isolation board layer 203 enables the corrugated paper board to have high strength, long service life and good waterproof performance, when the surface is in contact with water, only the surface paper is wet, the inner paper and the corrugated paper inside the isolation board layer 203 cannot permeate water, therefore, the conditions of degumming, softening, deformation and the like can not occur, the use requirement is met, and the corrugated paper packaging box can be widely applied to the production field of corrugated paper packaging boxes;

bottom ply 3 includes interior ply 301, wearing layer 302 and waterproof wax layer 303, interior ply 301, wearing layer 302 and waterproof wax layer 303 from the top down bond in proper order, wearing layer 302 sets up to kraft layer, wearing layer 302 and waterproof wax layer 303's thickness all sets up to 0.1-0.3mm, all carry out water repellent from the outside and the inside of corrugated paper, when using, even top ply 1's a certain position is damaged, water also can't get into in the corrugated paper, and can not flow along the flute, thereby very big improvement the waterproof performance of product.

When the corrugated paper is used, the corrugated paper is formed by sequentially bonding the top paper layer 1, the middle paper layer 2 and the bottom paper layer 3 from top to bottom, the outer water-resisting layer 101, the panel layer 102 and the waterproof film layer 103 of the top paper layer 1 are sequentially bonded from top to bottom, and the outer water-resisting layer 101 and the waterproof film layer 103 can prevent a large amount of water from entering and can also prevent the water from being soaked; the two groups of corrugated paper layers 201 of the middle layer paper layer 2 are respectively fixedly bonded to the top and the bottom of the isolation board layer 203, the two groups of filling buffer layers 202 are respectively filled in gaps of the two groups of corrugated paper layers 201, the isolation board layer 203 enables the corrugated board to have high strength, long service life and good waterproof performance, when the surface of the corrugated board meets water, only surface paper can be wet, and lining paper and corrugated paper in the isolation board layer 203 cannot permeate water, so that the conditions of degumming, softening, deformation and the like cannot occur, the use requirement is met, and the corrugated board can be widely applied to the production field of corrugated paper packing boxes; with bottom paper layer 3's interior sheet layer 301, wearing layer 302 and waterproof wax layer 303 from the top down bond in proper order, top layer paper layer 1 and bottom paper layer 3 set up middle level paper layer 2 parcel into waterproof construction as an organic whole, form waterproof area, all carry out water repellent from the outside and the inside of corrugated paper, when using, even top layer paper layer 1's a certain position is damaged, water also can't get into in the corrugated paper, and can not flow along the flute, thereby very big improvement the waterproof performance of product.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

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. The utility model provides a corrugated paper of waterproof soaking, includes top layer paper layer (1), middle level paper layer (2) and bottom paper layer (3), its characterized in that: the top paper layer (1), the middle paper layer (2) and the bottom paper layer (3) are sequentially bonded from top to bottom, the top paper layer (1) comprises an outer waterproof layer (101), a panel layer (102) and a waterproof film layer (103), the outer waterproof layer (101), the panel layer (102) and the waterproof film layer (103) are sequentially bonded from top to bottom, the middle paper layer (2) comprises two groups of corrugated paper layers (201), two groups of filling buffer layers (202) and an isolation board layer (203), the two groups of corrugated paper layers (201) are fixedly adhered to the top and the bottom of the isolation board layer (203) respectively, the two groups of filling buffer layers (202) are filled in gaps between the two groups of corrugated paper layers (201) respectively, the bottom paper layer (3) comprises an inner board layer (301), a wear-resistant layer (302) and a waterproof wax layer (303), the inner plate layer (301), the wear-resistant layer (302) and the waterproof wax layer (303) are sequentially bonded from top to bottom.

2. The corrugated paper for preventing water immersion as claimed in claim 1, wherein: the top layer paper layer (1) and the bottom layer paper layer (3) wrap the middle layer paper layer (2) to form an integrated waterproof structure, and the thickness of the top layer paper layer (1) and the thickness of the bottom layer paper layer (3) are set to be 0.7-2.0 mm.

3. The corrugated paper for preventing water immersion as claimed in claim 1, wherein: the outer water-resisting layer (101) is arranged to be a high-water-absorption resin layer, the waterproof film layer (103) is arranged to be a polyethylene material layer, and the thickness of the outer water-resisting layer (101) and the thickness of the waterproof film layer (103) are both set to be 0.1-0.3 mm.

4. The corrugated paper for preventing water immersion as claimed in claim 1, wherein: the two groups of corrugated paper layers (201) are both arranged into a wave-shaped structure, and the two groups of filling buffer layers (202) are both arranged into plastic foam material layers.

5. The corrugated paper for preventing water immersion as claimed in claim 1, wherein: the isolation plate layer (203) is set to be a composite rubber material layer, and the thickness of the isolation plate layer (203) is set to be 0.4-0.8 mm.

6. The corrugated paper for preventing water immersion as claimed in claim 1, wherein: the wear-resistant layer (302) is arranged to be a kraft layer, and the thicknesses of the wear-resistant layer (302) and the waterproof wax layer (303) are both set to be 0.1-0.3 mm.