CN219218551U

CN219218551U - Low-ration dampproof coated white board paper

Info

Publication number: CN219218551U
Application number: CN202320039316.6U
Authority: CN
Inventors: 王雨田
Original assignee: Guangdong Huayuean Environmental Protection Technology Co ltd
Current assignee: Guangdong Huayuean Environmental Protection Technology Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-06-20
Anticipated expiration: 2033-01-07

Abstract

The utility model discloses low-ration dampproof coated white board which is applied to the field of commodity packaging and comprises a core layer, wherein a first tensile layer and a second tensile layer are respectively bonded at the top and the bottom of the core layer, a reinforcing layer is bonded at the top of the first tensile layer, a mildew-proof layer is arranged at the bottom of the second tensile layer, a first dampproof layer and a second dampproof layer are respectively bonded at the opposite sides of the reinforcing layer and the mildew-proof layer, a surface slurry layer is bonded at the top of the first dampproof layer, a coating layer is bonded at the top of the surface slurry layer, and a first waterproof layer and a second waterproof layer are respectively bonded at the opposite sides of the coating layer and the second dampproof layer; can possess two-sided damp-proofing effect, avoid causing the wet to the whiteboard paper from inside, prolonged the life of whiteboard paper, can possess simultaneously and shock resistance and tensile to tear effectually, improved holistic hardness and toughness, ensured the safety of inside commodity, the practicality is high.

Description

Low-ration dampproof coated white board paper

Technical Field

The utility model relates to the field of commodity packaging, in particular to low-ration dampproof coated white board paper.

Background

The coated white paperboard belongs to the category of packaging paper boards, and is a processed paper board which is manufactured by finishing after coating white paint on a raw paper board, the ration of the processed paper board is generally more than 200g/m < 2 >, the thickness of the processed paper board is more than 0.1mm, the processed paper board is mainly used for manufacturing packaging boxes after single-sided color printing, the coated white paperboard Tu Bumian has the characteristics of higher whiteness, good smoothness, good ink absorbability and good printing glossiness, and the paper board itself has good stiffness and folding endurance, so that the processed paper board can carry out high-quality color offset printing and gravure printing, can meet the packaging requirements, and is a high-quality material for manufacturing middle-high grade commodity packaging boxes.

At present, the Chinese utility model with the bulletin number of CN217810234U discloses a low-ration dampproof coating white board paper, which comprises a body, wherein the body comprises a surface layer, a core board and a bottom layer, the bottom end of the surface layer is bonded with a first reinforcing layer through modified melamine formaldehyde resin, the bottom end of the first reinforcing layer is bonded with the core board through the modified melamine formaldehyde resin, the bottom end of the core board is bonded with a second reinforcing layer through the modified melamine formaldehyde resin, and the bottom end of the second reinforcing layer is bonded with the bottom layer through the modified melamine formaldehyde resin.

The existing coated white board paper has the moistureproof effect, but has the moistureproof effect on one side, if the coated white board paper is used for packaging seafood and other articles with moisture and humidity, the coated white board paper can be wetted from the inside, so that the internal fibers are decomposed and damaged, the coated white board paper is poor in shock resistance and tensile strength, and when the coated white board is pressed and impacted by heavy objects, the coated white board paper is extremely easy to damage and tear, and has lower safety.

Disclosure of Invention

The utility model aims to provide a low-ration dampproof coated white board paper which has the advantages of double-sided dampproof effect and good impact resistance and tear resistance.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a dampproofing coating white board paper of low ration, includes the sandwich layer, the top and the bottom of sandwich layer bond respectively have first tensile layer and second tensile layer, the top on first tensile layer bonds there is the enhancement layer, the bottom on second tensile layer is provided with the mould proof layer, the enhancement layer has first dampproof course and second dampproof course to bond respectively with the one side that the mould proof layer was dorsad, the top on first dampproof course bonds there is the face thick liquid layer, the top on face thick liquid layer bonds there is the coating layer, the one side that the back of coating layer and second dampproof course has first waterproof layer and second waterproof layer to bond respectively.

Adopt above-mentioned technical scheme, can possess two-sided dampproofing effect, avoid causing the wet to the whiteboard paper from inside, prolonged the life of whiteboard paper, can possess simultaneously and shock resistance and tensile to tear effectually, improved holistic hardness and toughness, ensured the safety of inside commodity, the practicality is high.

The utility model is further provided with: the top of mould proof layer bonds there is the heat preservation, the top of heat preservation bonds with the bottom of second tensile layer.

By adopting the technical scheme, the moisture loss of the inside of the white board due to high temperature can be avoided through the arrangement of the heat preservation layer.

The utility model is further provided with: the first tensile layer and the second tensile layer are woven by plant fiber filaments.

By adopting the technical scheme, the first tensile layer and the second tensile layer have the advantages of flame retardance, sound absorption, good elasticity and excellent tear resistance.

The utility model is further provided with: the reinforcing layer is sulfate wood pulp.

By adopting the technical scheme, the reinforcing layer has the characteristics of good strength, good toughness and short cooking time.

The utility model is further provided with: the mildew-proof layer is formed by weaving nano silver ion fibers.

By adopting the technical scheme, the mildew-proof layer has good peculiar smell removal effect and excellent antibacterial property.

The utility model is further provided with: the face stock layer is woven from bleached wood pulp fibers.

By adopting the technical scheme, the surface pulp layer has good crease resistance, environmental protection and high strength.

The utility model is further provided with: the first waterproof layer and the second waterproof layer are both nano-solutions.

By adopting the technical scheme, the first waterproof layer and the second waterproof layer have strong waterproof performance, increased wear resistance and surface strength, and have hydrophobic characteristics.

In summary, the utility model has the following beneficial effects:

1. according to the utility model, when the waterproof board is used, the commodity is packaged, the water drops falling on the outer surface and the inner wall of the whiteboard paper can be blocked under the cooperation of the first waterproof layer and the second waterproof layer, the water drops can quickly slide down due to the hydrophobicity of the waterproof board, if the moisture in the environment permeates into the whiteboard paper, the first dampproof layer and the second dampproof layer can pass through the first dampproof layer and the second dampproof layer, the first dampproof layer and the second dampproof layer can have the function of double-sided interception, the double-sided dampproof effect can be realized, the whiteboard paper is prevented from being wetted from the inside, and the service life of the whiteboard paper is prolonged;

2. according to the utility model, when the white board is pressed after being packaged, the surface pulp layer can primarily absorb the pressing force, if the pressing force is strong, the first tensile layer and the second tensile layer enter a bending state, and as the first tensile layer and the second tensile layer have rebound resilience and toughness, the first tensile layer and the second tensile layer also perform energy storage movement when entering the bending state, the force can be absorbed and counteracted again, the anti-impact and anti-pulling effect is good, the overall hardness and toughness are improved, the safety of internal commodities is ensured, and the practicability is high.

Drawings

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is an enlarged view of the structure of FIG. 1A in accordance with the present utility model;

fig. 3 is an enlarged view of the structure of fig. 1B according to the present utility model.

Reference numerals: 1. a core layer; 2. a first tensile layer; 3. a second tensile layer; 4. a reinforcing layer; 5. a mildew-proof layer; 6. a first moisture barrier; 7. a second moisture barrier; 8. a face slurry layer; 9. a coating layer; 10. a first waterproof layer; 11. a second waterproof layer; 12. and a heat preservation layer.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Example 1:

referring to fig. 1, fig. 2 and fig. 3, a dampproofing coated whiteboard paper of low ration, including sandwich layer 1, sandwich layer 1's top and bottom bond respectively first tensile layer 2 and second tensile layer 3, first tensile layer 2's top bonds there is enhancement layer 4, second tensile layer 3's bottom is provided with mould proof layer 5, through when the whiteboard paper receives the oppression after the packing, face thick liquid layer 8 can carry out preliminary absorption to the oppression dynamics, if the oppression dynamics is stronger can make first tensile layer 2 and second tensile layer 3 get into the state of bending, because first tensile layer 2 and second tensile layer 3 self possess resilience and toughness, therefore first tensile layer 2 and second tensile layer 3 are also carrying out the energy storage motion when getting into the state of bending, can absorb and offset again the dynamics, can possess shock resistance and tensile and tear effectually, whole hardness and toughness have been improved, the security of inside commodity has been ensured, and the practicality is high.

Referring to fig. 3, the top of the mildew-proof layer 5 is bonded with the heat-insulating layer 12, and the top of the heat-insulating layer 12 is bonded with the bottom of the second tensile layer 3, so that the moisture loss in the white board due to high temperature can be avoided by the arrangement of the heat-insulating layer 12.

Referring to fig. 1, 2 and 3, the first and

second tensile layers

2 and 3 are woven from plant fiber yarns, and have excellent flame retardance, sound absorption, elasticity and tear resistance through the first and

second tensile layers

2 and 3.

Referring to fig. 2, the reinforcing layer 4 is kraft pulp, and the reinforcing layer 4 has the characteristics of good strength, good toughness and short cooking time.

Referring to fig. 3, the mildew-proof layer 5 is woven from nano silver ion fibers, and the mildew-proof layer 5 has a good deodorizing effect and excellent antibacterial performance.

The use process is briefly described: through when the white board receives the oppression after the packing, face thick liquid layer 8 can carry out preliminary absorption to the oppression dynamics, can make first tensile layer 2 and second tensile layer 3 get into the state of bending if the oppression dynamics is stronger, because first tensile layer 2 and second tensile layer 3 self possess resilience and toughness, so first tensile layer 2 and second tensile layer 3 also are carrying out energy storage motion when getting into the state of bending, can absorb and offset again the dynamics.

Example 2:

referring to fig. 1, 2 and 3, a low-basis weight moisture-proof coated white board, a first moisture-proof layer 6 and a second moisture-proof layer 7 are respectively adhered to opposite sides of a reinforcing layer 4 and a mildew-proof layer 5, a surface slurry layer 8 is adhered to the top of the first moisture-proof layer 6, a coating layer 9 is adhered to the top of the surface slurry layer 8, a first waterproof layer 10 and a second waterproof layer 11 are respectively adhered to opposite sides of the coating layer 9 and the second moisture-proof layer 7, commodity is packaged firstly when the white board is used, water drops dropping on the outer surface and the inner wall of the white board can be blocked by the cooperation of the first waterproof layer 10 and the second waterproof layer 11, and the water drops can quickly slide downwards due to the hydrophobicity of the water drops, if the moisture in the environment permeates into the white board, the first moisture-proof layer 6 and the second moisture-proof layer 7 can have a double-sided interception function, a double-sided moisture-proof effect can be achieved, the white board is prevented from being wetted from inside, and the service life of the white board is prolonged.

Referring to fig. 1 and 2, the face stock layer 8 is woven from bleached wood pulp fibers, and the face stock layer 8 has good crease resistance, high environmental protection and high strength.

Referring to fig. 1 and 3, the first waterproof layer 10 and the second waterproof layer 11 are both nano-solutions, and the first waterproof layer 10 and the second waterproof layer 11 have strong waterproof properties, increase wear resistance and surface strength, and have hydrophobic properties.

The use process is briefly described: through packing commodity earlier when using, can block the drop to the drop on the cardboard paper outward appearance and the inner wall under the cooperation of first waterproof layer 10 and second waterproof layer 11, can pass through first dampproof course 6 and second dampproof course 7 when penetrating in the cardboard paper because the hydrophobicity of self moreover can make drop fast downwards, if the humidity in the environment can possess the effect of two-sided interception with second dampproof course 7.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. The utility model provides a dampproofing coating white board paper of low ration, includes sandwich layer (1), its characterized in that, the top and the bottom of sandwich layer (1) bond respectively have first tensile layer (2) and second tensile layer (3), the top of first tensile layer (2) bonds there is enhancement layer (4), the bottom of second tensile layer (3) is provided with mould proof layer (5), the one side that enhancement layer (4) and mould proof layer (5) are facing away from has bonded respectively first dampproof layer (6) and second dampproof layer (7), the top of first dampproof layer (6) bonds there is face thick liquid layer (8), the top of face thick liquid layer (8) bonds there is coating layer (9), the one side that the back of coating layer (9) and second dampproof layer (7) is facing away from has bonded first waterproof layer (10) and second waterproof layer (11) respectively.

2. A low basis weight moisture resistant coated paperboard as claimed in claim 1, wherein the top of the mildew resistant layer (5) is bonded with a heat insulating layer (12), the top of the heat insulating layer (12) being bonded with the bottom of the second tensile layer (3).

3. A low basis weight moisture resistant coated whiteboard paper according to claim 1, wherein the first (2) and second (3) tensile layers are woven from vegetable fibre filaments.

4. A low basis weight moisture resistant coated whiteboard paper according to claim 1, wherein the reinforcing layer (4) is kraft pulp.

5. A low basis weight moisture resistant coated whiteboard paper according to claim 1, wherein the mildew resistant layer (5) is woven from nano silver ion fibres.

6. A low basis weight moisture resistant coated whiteboard paper according to claim 1, wherein the facer (8) is woven from bleached wood pulp fibers.

7. A low basis weight moisture resistant coated whiteboard paper according to claim 1, wherein the first waterproof layer (10) and the second waterproof layer (11) are both nano-solutions.