CN210911428U

CN210911428U - Light-weight coated boxboard

Info

Publication number: CN210911428U
Application number: CN201921221302.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Sun Xinyilong
Current assignee: Sun Xinyilong
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-07-03
Anticipated expiration: 2029-07-30

Abstract

The utility model belongs to the technical field of the cardboard technique and specifically relates to a light weight coating boxboard, including surface course, sandwich layer, the fixed first lug that is equipped with in top side of surface course, the top side of first lug is equipped with the compressive layer, the bottom side on compressive layer is equipped with the second lug, the fixed buffer layer that is equipped with in sandwich layer bottom side, the fixed coating layer that splices in top side on compressive layer, the fixed wearing layer that is equipped with in bottom side of buffer layer, this light weight coating boxboard, with few costs low matter light of material has fine fire resistance, wearability, resiliency and heat insulating ability, and its compressive strength strengthens.

Description

Light-weight coated boxboard

Technical Field

The utility model relates to a cardboard technical field especially relates to a light weight coating boxboard.

Background

The box board is generally made of waste paper or wood pulp, the box board is generally divided into a bottom layer and a surface layer or divided into a bottom layer, a core layer and a surface layer, the cost is low, the strength is high, the bursting resistance is high, the surface is rough, the printing adaptability is poor, at present, in order to save the cost, a plurality of commodity packages generally adopt the box board to make a carton, but along with the improvement of the living quality of people and the pursuit of the packaging quality, the requirements of partial exquisite and high-grade products cannot be met by using the box board to make the carton, when the carton is made of white boards or coated white boards, because the ration of the white boards and the coated white boards is high, a large amount of natural resources need to be consumed, the manufacturing cost is high, and the compression resistance, the shock resistance, the flame retardance and the wear resistance are not very strong, so a lightweight coated box board is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a light-weight coated boxboard.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the design is a lightweight coated box paperboard, which comprises a surface layer and a core layer, wherein a first lug is fixedly arranged on the top side of the surface layer, a pressure-resistant layer is arranged on the top side of the first lug, a second lug is arranged on the bottom side of the pressure-resistant layer, a buffer layer is fixedly arranged on the bottom side of the core layer, the top side of the pressure-resistant layer is fixedly connected with a coating layer in a gluing mode, and a wear-resistant layer is fixedly arranged on the bottom side of the buffer layer.

Preferably, the first bump and the second bump are of a tangent structure, and glue layers are arranged on the opposite sides of the first bump and the second bump, and the glue layers are made of APU (auxiliary Power Unit) glue in water-based glue.

Preferably, the inside honeycomb that is of resistance to compression layer, be equipped with the fire-retardant granule of phosphorus nitrogen system on the honeycomb inner wall, the coating layer is equipped with a plurality of small through-holes with the inconsistent one side of resistance to compression layer.

Preferably, the inner side of the buffer layer is provided with a shock absorption strut, and the interior of the shock absorption strut is filled with ethylene-vinyl acetate copolymer.

Preferably, a plurality of wear-resistant ceramic particles are arranged on the inner side wall of the wear-resistant layer, and spandex is filled inside the wear-resistant layer.

The utility model provides a pair of light weight coating boxboard, beneficial effect lies in: the first lug and the second lug are of a tangent structure, one sides of the first lug and the second lug opposite to each other are provided with glue layers, the glue layers adopt APU (auxiliary Power Unit) adhesive in water-based adhesive, the outer layers of the surface layers are combined relatively stably, the whole paperboard is ensured to be stable, the phenomenon of layer-by-layer separation is avoided, the paperboard keeps an integrated structure, a honeycomb structure is arranged inside a compression resistant layer, phosphorus-nitrogen flame-retardant particles are arranged on the inner wall of the honeycomb structure, a plurality of micro through holes are arranged on one side of the coating layer, which is opposite to the compression resistant layer, the coating layer is uniformly coated without generating bubbles, the surface of the coating layer is smooth and flat, the printability of the coating layer is improved, the compression resistant performance of the paperboard is improved by the honeycomb structure, the paperboard is not easy to deform, has a good sound insulation effect, is low in cost and light weight due to, the interior is filled with ethylene-vinyl acetate copolymer, when the paperboard is subjected to external impact force, the buffering effect is good, the impact force is reduced, so that the inner article is prevented from being damaged, the interior is filled with the ethylene-vinyl acetate copolymer, the corrosion resistance and the water resistance are well improved, the inner packaging material is further protected from being damaged, a plurality of wear-resistant ceramic particles are arranged on the inner side wall of the wear-resistant layer, the interior is filled with spandex, when the inner article impacts the paperboard wall, the paperboard is prevented from being damaged, the spandex filled in the interior has good elasticity, when the article impacts the paperboard wall, the paperboard is prevented from being damaged, the article is prevented from being damaged, and the paperboard is protected to protect the article Cushioning property, heat insulating property and increased compressive strength.

Drawings

Fig. 1 is a schematic front sectional view of a lightweight coated linerboard according to the present invention.

In the figure: the anti-compression layer comprises a surface layer 1, a core layer 2, a first bump 3, a compression-resistant layer 4, a second bump 5, a buffer layer 6, a coating layer 7 and an abrasion-resistant layer 8.

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.

Referring to fig. 1, a light-weight coating boxboard comprises a surface layer 1 and a core layer 2, wherein a first bump 3 is fixedly arranged on the top side of the surface layer 1, a compression-resistant layer 4 is arranged on the top side of the first bump 3, a second bump 5 is arranged on the bottom side of the compression-resistant layer 4, a buffer layer 6 is fixedly arranged on the bottom side of the core layer 2, a coating layer 7 is fixedly glued on the top side of the compression-resistant layer 4, and a wear-resistant layer 8 is fixedly arranged on the bottom side of the buffer.

The utility model discloses in, be tangent structure through first lug 3 and second lug 5, and one side that first lug 3 is relative with second lug 5 all is equipped with the glue film, and the glue film adopts the APU adhesive among the water-based adhesive, has realized that the skin of surface course 1 combines relatively stable, has guaranteed that holistic one of cardboard is firm, can not take place layer upon layer separation phenomenon, makes the cardboard keep the integral structure.

The utility model discloses in, through the inside honeycomb that is of anti-compression layer 4, be equipped with phosphorus nitrogen system flame retardant particle on the honeycomb inner wall, coating layer 7 is equipped with a plurality of small through-holes with the inconsistent one side of anti-compression layer 4, it is in the coating to have realized coating layer 7, the even production that can not take place the bubble of coating, make its surface smooth and flat, the printability promotes, honeycomb has promoted the compressive property of cardboard, the cardboard is difficult for taking place to warp, has fine syllable-dividing heat preservation effect, and the material is few with low costs light in quality moreover.

The utility model discloses in, be equipped with shock strut through 6 inboards of buffer layer, inside packing has ethylene-vinyl acetate copolymer, has accomplished this cardboard and when receiving external impact force, has fine buffering effect, reduces the impact force to guarantee that inside article can not receive the damage, inside packing ethylene-vinyl acetate copolymer has accomplished fine corrosion-resistant and water proofness's promotion, and the inside packing material of further protection can not receive the damage.

The utility model discloses in, be equipped with a plurality of wear-resisting ceramic particles on 8 inside walls through the wearing layer, inside packing has the spandex, when having accomplished inside article striking cardboard wall, the cardboard can not receive the damage, inside filled spandex has fine elasticity, when the article strikes the cardboard wall, the damage can not take place for the cardboard, the article can not take place the damage yet, and protected the cardboard and also protected the article, this light weight coating box cardboard, the few with low costs of material is light in weight, have fine fire resistance, wear resistance, cushioning nature, and heat insulating ability, its compressive strength strengthens.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a light weight coating boxboard, includes surface course (1), sandwich layer (2), its characterized in that, the fixed first lug (3) that is equipped with in top side of surface course (1), the top side of first lug (3) is equipped with anti pressure layer (4), the bottom side of anti pressure layer (4) is equipped with second lug (5), the fixed buffer layer (6) that is equipped with in sandwich layer (2) bottom side, the fixed coating layer (7) that splices in top side of anti pressure layer (4), the fixed wearing layer (8) that is equipped with in bottom side of buffer layer (6).

2. A lightweight coated linerboard as recited in claim 1, wherein the first protrusion (3) and the second protrusion (5) are of a tangent structure, and a glue layer is disposed on the opposite side of the first protrusion (3) and the second protrusion (5), wherein the glue layer is APU glue among water-based glues.

3. A lightweight coated linerboard as recited in claim 1, wherein the interior of the pressure resistant layer (4) is a honeycomb structure, the inner wall of the honeycomb structure is provided with the flame retardant particles of phosphorus and nitrogen, and one side of the coating layer (7) abutting against the pressure resistant layer (4) is provided with a plurality of micro through holes.

4. A lightweight coated linerboard as recited in claim 1, wherein said cushioning layer (6) is provided with shock-absorbing pillars inside and filled with ethylene-vinyl acetate copolymer.

5. A lightweight coated linerboard as recited in claim 1, wherein said abrasion resistant layer (8) has a plurality of abrasion resistant ceramic particles on the inner sidewall, and the inside of the abrasion resistant layer is filled with spandex.