CN214491906U

CN214491906U - Aluminum foil composite paperboard

Info

Publication number: CN214491906U
Application number: CN202120531333.2U
Authority: CN
Inventors: 代平; 陈德辉; 张文杰
Original assignee: DONGGUAN CITY UNIPARK PACKING CO LTD
Current assignee: DONGGUAN CITY UNIPARK PACKING CO LTD
Priority date: 2021-03-13
Filing date: 2021-03-13
Publication date: 2021-10-26
Anticipated expiration: 2031-03-13

Abstract

The utility model belongs to the technical field of the technique of cardboard and specifically relates to a compound cardboard of aluminium foil is related to, it includes compound cardboard body, the non-printing ink printing district that has printing ink printing district and surrounds printing ink printing district on the compound cardboard body, compound cardboard body includes raw paper layer and range upon range of aluminium foil layer that sets up on raw paper layer, be equipped with a plurality of infiltration hole in the printing ink printing district on the aluminium foil layer, it has the absorbed layer to range upon range of between aluminium foil layer and the raw paper layer, the absorbed layer sets up in printing ink printing district. The application has the effect of accelerating the drying speed of the printing ink so as to improve the production quality of the paperboard.

Description

Aluminum foil composite paperboard

Technical Field

The application relates to the technical field of paperboards, in particular to an aluminum foil composite paperboard.

Background

At present, the aluminum foil layer is used as an auxiliary material for industrial manufacture, and is used for replacing single materials more and is compounded with paper boards to be widely applied to the packaging of various products.

In the related art, an aluminum foil layer is generally bonded to a raw paper layer by glue to form an aluminum foil composite paperboard. Because the packaging box generally needs printing, the characteristic that the surface of the aluminum foil is smooth is utilized, so that printing on the paperboard is facilitated.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the printing ink printed on the aluminum foil is difficult to dry and easy to drop, which not only affects the processing and production efficiency of the paperboard, but also easily causes the pattern to become blurred, thereby affecting the production quality of the paperboard.

SUMMERY OF THE UTILITY MODEL

In order to accelerate the drying speed of printing ink so as to improve the production quality of the paperboard, the application provides an aluminum foil composite paperboard.

The application provides a compound cardboard of aluminium foil adopts following technical scheme:

the utility model provides a compound cardboard of aluminium foil, includes compound cardboard body, the non-printing ink printing district that has printing ink printing district and surround printing ink printing district on the compound cardboard body, compound cardboard body includes raw paper layer and range upon range of aluminium foil layer that sets up on raw paper layer, be equipped with a plurality of infiltration hole in the printing ink printing district on the aluminium foil layer, it has the absorbed layer to range upon range of between aluminium foil layer and the raw paper layer, the absorbed layer sets up in printing ink printing district.

Through adopting above-mentioned technical scheme, when carrying out the printing ink printing on the printing ink printing district of compound cardboard body, printing ink seal is on the aluminium foil layer to permeate from the infiltration hole and get into the absorbed layer and be absorbed rapidly, thereby can accelerate the drying rate of the printing ink on the aluminium foil layer, with the production quality who improves the cardboard.

Preferably, the number of the aluminum foil layers is at least two.

Through adopting above-mentioned technical scheme, the structural strength of aluminium foil layer on the compound cardboard body of ability reinforcing on the one hand, on the other hand can increase the difference in height on absorbed layer surface and aluminium foil layer surface for printing ink is difficult by the scratch, thereby can further play the guard action to printing ink.

Preferably, the penetration holes on two adjacent aluminum foil layers are arranged in a staggered manner.

By adopting the technical scheme, the printing ink can smoothly permeate into the absorption layer, and the surface of the composite paperboard body is integrally made of the aluminum foil material, so that the printing ink printing is easy to perform.

Preferably, the absorbent layer includes a water-retaining particle layer.

By adopting the technical scheme, the water retention particles can be specifically high water absorption resin which is a functional polymer material with extremely strong water absorption capacity, so that when the printing ink is printed on the aluminum foil layer, the printing ink can be contacted with the water retention particles through the permeation holes and absorbed, and the composite paperboard body can be quickly surface-dried.

Preferably, the absorption layer further comprises a fiber layer, and the water-retention particle layer is embedded in the fiber layer.

Through adopting above-mentioned technical scheme, on the one hand, the fibrous layer has intensive microporous construction, can play the absorption to printing ink, and on the other hand plays the effect of carrier to the granule layer of protecting water, can fix the granule of protecting water in the hole of fibrous layer for the structure is more firm.

Preferably, the fiber layer comprises a fiber pulp layer and a fiber silk layer, and the fiber silk layer is laid on one side of the fiber pulp layer close to the aluminum foil layer.

Through adopting above-mentioned technical scheme, the fiber pulp layer is the thick liquids by fibre and paper preparation and fashioned ply, and its ply surface is comparatively smooth, and the cellosilk layer is the filiform thing by fiber material preparation formation, lays it on the fiber pulp layer, can increase the roughness on fiber layer surface, and then stronger to the fixed action of moisturizing granule, and can make the aluminium foil layer surface have the coarse line of fiber layer to make the aluminium foil layer can lock printing ink better.

Preferably, a reinforcing layer is stacked between the aluminum foil layer and the raw paper layer, and the reinforcing layer is arranged in the non-ink printing area.

Through adopting above-mentioned technical scheme, utilize the strengthening layer can strengthen the structural strength of compound cardboard body, and the strengthening layer setting is in non-printing ink printing district, can play the effect of protection to the absorbed layer.

Preferably, the reinforcing layer comprises a corrugated layer and a connecting layer, and the connecting layer is arranged on one surface of the corrugated layer close to the aluminum foil layer.

Through adopting above-mentioned technical scheme, the flute layer has the ripple structure, can play additional strengthening's effect to the compound cardboard body, and because the ripple structure on flute layer is unfavorable for closely laminating with mild aluminium foil, therefore utilizes the articulamentum to realize being connected of flute layer and aluminium foil layer to strengthen the joint strength of flute layer and aluminium foil layer, and then improve the joint strength of compound cardboard body.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the ink can permeate into the absorption layer by utilizing the permeation holes on the aluminum foil layer and be rapidly absorbed, so that the drying speed of the ink on the aluminum foil layer can be increased, and the production quality of the paperboard is improved;

2. the fiber layer is utilized to increase the roughness of the surface of the fiber layer, so that the aluminum foil layer pressed on the surface of the fiber layer can have rough grains of the fiber layer, and the aluminum foil layer can better lock the printing ink;

3. the composite paperboard body is divided into an ink printing area and a non-ink printing area, the ink printing area improves the quality of ink printing, and the non-ink printing area plays a role in protecting the ink printing area and enhancing the structural strength of the composite paperboard body.

Drawings

Fig. 1 is a schematic structural diagram of an aluminum foil laminated paperboard according to example 1 of the present application.

Fig. 2 is a schematic view showing the structure of the absorbent layer in example 1 of the present application.

Fig. 3 is a schematic view showing the relationship among the absorbent layer, the corrugated layer and the base paper layer in example 2 of the present application.

Description of reference numerals: 10. an ink printing area; 20. a non-ink printed area; 1. a protective layer; 2. an aluminum foil layer; 3. a reinforcing layer; 4. an absorbing layer; 5. a raw paper layer; 6. a penetration hole; 41. a fibrous layer; 42. a water-retaining particle layer; 411. a fibrous pulp layer; 412. a layer of fiber filaments; 31. a corrugated layer; 32. a connecting layer; 7. and (4) protruding.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses aluminium foil composite paper board.

Example 1

Referring to fig. 1, the aluminum foil composite paperboard includes a composite paperboard body, wherein the composite paperboard body has an ink printing region 10 and a non-ink printing region 20, the ink printing region 10 is located at a middle portion of the composite paperboard body, and the non-ink printing region 20 surrounds the ink printing region 10 and is located at an edge portion of the composite paperboard body.

Referring to fig. 1, the composite paperboard body is formed by stacking a protective layer 1, an aluminum foil layer 2, a reinforcing layer 3, an absorbent layer 4, and a raw paper layer 5 on each other. Wherein, inoxidizing coating 1, aluminium foil layer 2 and raw paper layer 5 are range upon range of in proper order, and strengthening layer 3 and absorbed layer 4 are all range upon range of the setting between aluminium foil layer 2 and raw paper layer 5, and strengthening layer 3 is located non-printing ink printing district 20, and absorbed layer 4 is then located printing ink printing district 10.

Referring to fig. 2, the raw paper layer 5 is a main layer structure of the composite paperboard body, and the raw paper layer 5 specifically can be kraft paperboard, can be liner kraft liner board, and can also be corrugated paper and the like. The aluminium foil layer 2 sets up on raw paper layer 5, when carrying out printing ink printing to compound cardboard body, utilizes the aluminium foil to have certain separation nature and the comparatively smooth characteristic in surface, can be convenient for printing ink printing. In order to realize quick surface drying after the composite paperboard body is printed with ink, a plurality of penetration holes 6 are arranged on the ink printing area 10 of the protective layer 1 and the aluminum foil layer 2, and the aperture of each penetration hole 6 is smaller than 0.5mm, so that the ink can stretch into the absorption layer 4 from the penetration holes 6, and the appearance of printed patterns on the aluminum foil layer 2 can not be influenced. In addition, the quantity of aluminium foil layer 2 has two-layerly at least, and in this embodiment, the quantity of aluminium foil layer 2 is two-layerly, and the setting is staggered to the infiltration hole 6 on two adjacent layers of aluminium foil layer 2 to make the whole aluminium foil layer 2 that is of composite paperboard body surface, with the convenience of the printing that does not influence. The protective layer 1 is specifically gloss oil, and is formed by coating gloss oil on the surface of the aluminum foil, so that the aluminum foil can be prevented from being oxidized.

Referring to fig. 2, the absorbing layer 4 includes a fiber layer 41 and a water-retaining particle layer 42 embedded in the fiber layer 41, and the water-retaining particles may be super absorbent resin, which is a functional polymer material with a particularly strong water absorption capacity, so that when the ink is printed on the aluminum foil layer 2, the ink can be absorbed by contacting the water-retaining particles through the penetration holes 6, so that the composite paperboard body can be quickly dried. The fiber layer 41 includes a fiber pulp layer 411 and a fiber filament layer 412, and the fiber filament layer 412 is laid on one side of the fiber pulp layer 411 close to the aluminum foil layer 2. The fiber pulp layer 411 is a paper layer formed by pulp made of fiber materials, the surface of the paper layer is smooth, the fiber filament layer 412 is a filament made of fiber materials, and the filament layer 411 is laid on the fiber pulp layer 411 before the fiber pulp layer 411 is dried, so that the fiber filament layer 412 can be attached to the fiber pulp layer 411 to increase the roughness of the surface of the fiber layer 41. Also before the fiber layer 41 is dry-formed, water-retaining particles are mixed into the fiber layer 41 so that the water-retaining particles can be embedded in the fiber layer 41. In addition, because the printing ink printing district 10 of aluminium foil layer 2 is fixed with the pressfitting between the layer that absorbs water, the roughness on increase fibre layer 41 surface can make aluminium foil layer 2 surface have fibre layer 41's coarse line to make aluminium foil layer 2 can lock printing ink better. One surface of the fiber layer 41 close to the raw paper layer 5 is fixedly bonded with the raw paper layer 5.

Referring to fig. 2, the above-mentioned reinforcing layer 3 includes a corrugated layer 31 and a connecting layer 32, the corrugated layer 31 has a corrugated structure, the corrugated structure may be formed by alternately forming a U-shaped structure and an inverted U-shaped structure, or by forming a V-shaped structure and an inverted V-shaped structure, in this embodiment, the corrugated structure is formed by alternately forming a U-shaped structure and an inverted U-shaped structure, the whole structure is more gentle, and it is not easy to damage the aluminum foil layer 2 made of softer material. The connection layer 32 is specifically a plane paper layer, and the material can be the same as that of the raw paper layer 5. The tie layer 32 sets up in corrugated layer 31 and is close to on the one side of aluminium foil layer 2 for connect corrugated layer 31 and aluminium foil layer 2, this is also considered that the 2 materials of aluminium foil layer are softer, is difficult for realizing closely laminating with corrugated layer 31, utilizes tie layer 32 to realize being connected of corrugated layer 31 and aluminium foil layer 2, with the joint strength of reinforcing corrugated layer 31 and aluminium foil layer 2, and then improves the joint strength of compound cardboard body. The corrugated layer 31 and the raw paper layer 5 are fixedly bonded, and the aluminum foil layer 2 and the connecting layer 32 are fixedly bonded.

The implementation principle of the embodiment 1 of the application is as follows: when the composite paperboard is printed with the ink, the ink can permeate into the absorption layer 4 through the permeation holes 6 on the aluminum foil layer 2, so that the drying speed of the printing ink is accelerated, the ink on the aluminum foil layer 2 is not easy to scratch and make patterns, and the production quality of the paperboard is improved.

Example 2

Referring to fig. 3, the present embodiment is different from embodiment 1 in that protrusions 7 are disposed at corners of the raw paper layer 5 and at boundaries of the ink printing area 10, and when the corrugated layer 31 or the fiber layer 41 is bonded to the raw paper layer 5, the protrusions 7 are used to position the corrugated layer 31 and the fiber layer 41, thereby improving operation accuracy and convenience during the manufacturing process. In this embodiment, the protrusions 7 are formed by dispensing glue on the target position of the raw paper layer 5, and also enhance the bonding strength between the fiber layer 41 and the corrugated layer 31 and the raw paper layer 5.

The implementation principle of embodiment 2 of the present application is as follows: when the composite paperboard is printed with the ink, the ink can permeate into the absorption layer 4 through the permeation holes 6 on the aluminum foil layer 2, so that the drying speed of the printing ink is accelerated, the ink on the aluminum foil layer 2 is not easy to scratch and make patterns, and the production quality of the paperboard is improved. When the composite paperboard body is manufactured, glue is firstly dripped at the corners of the raw paper layer 5 and the boundaries of the ink printing area 10, then the fiber layer 41 is respectively bonded to the ink printing area 10 and the reinforcing layer 3 is bonded to the non-ink printing area 20, and then the aluminum foil layer 2 coated with the protective layer 1 is bonded to the reinforcing layer 3, so that the composite paperboard body is formed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An aluminum foil composite paperboard is characterized in that: including compound cardboard body, non-printing ink printing district (20) that have printing ink printing district (10) and surround printing ink printing district (10) on the compound cardboard body, the compound cardboard body includes raw paper layer (5) and range upon range of aluminium foil layer (2) that sets up on raw paper layer (5), be equipped with a plurality of infiltration hole (6) on printing ink printing district (10) of aluminium foil layer (2), it has absorbed layer (4) to range upon range of between aluminium foil layer (2) and raw paper layer (5), absorbed layer (4) set up in printing ink printing district (10).

2. The aluminum foil composite paperboard as set forth in claim 1, wherein: the number of the aluminum foil layers (2) is at least two.

3. The aluminum foil composite paperboard as set forth in claim 2, wherein: and the two adjacent layers of the permeation holes (6) on the aluminum foil layer (2) are arranged in a staggered manner.

4. The aluminum foil laminated paperboard according to any one of claims 1 to 3, characterized in that: the absorption layer (4) includes a water-retaining particle layer (42).

5. The aluminum foil composite paperboard as set forth in claim 4, wherein: the absorption layer (4) further comprises a fiber layer (41), and the water-retention particle layer (42) is embedded in the fiber layer (41).

6. The aluminum foil composite paperboard as set forth in claim 5, wherein: the fiber layer (41) comprises a fiber pulp layer (411) and a fiber silk layer (412), and the fiber silk layer (412) is laid on one surface, close to the aluminum foil layer (2), of the fiber pulp layer (411).

7. The aluminum foil composite paperboard as set forth in claim 6, wherein: and a reinforcing layer (3) is stacked between the aluminum foil layer (2) and the raw paper layer (5), and the reinforcing layer (3) is arranged in the non-ink printing area (20).

8. The aluminum foil composite paperboard as set forth in claim 7, wherein: the reinforcing layer (3) comprises a corrugated layer (31) and a connecting layer (32), wherein the connecting layer (32) is arranged on one surface, close to the aluminum foil layer (2), of the corrugated layer (31).