High-strength moisture-proof waterproof waxed waterproof paperboard
By setting up staggered moisture-proof frames and dehumidifying strips inside high-strength cardboard, combined with desiccants and lime powder, the problem of moisture accumulation inside the cardboard is solved, achieving efficient dehumidification and enhanced waterproof and fireproof performance, thus improving the overall performance of the cardboard.
Patent Information
- Application Number
- CN202520267508.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-19
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2035-02-19
AI Technical Summary
Existing waterproof cardboard tends to accumulate moisture inside after prolonged use. Relying on desiccants makes it difficult to achieve efficient and thorough moisture absorption, resulting in residual moisture inside the paper.
The high-strength cardboard is equipped with staggered moisture-proof frames and dehumidification strips inside. The moisture-proof frames are filled with desiccant and lime powder, combined with ventilation holes and a waterproof and breathable membrane. The exterior is equipped with a fireproof layer and multiple waterproof layers, including a paper base layer, a fireproof layer, a first waterproof layer, and a second waterproof layer.
It achieves efficient dehumidification, enhances the moisture-proof, waterproof and fire-resistant properties of cardboard, and provides support and toughness, thereby improving the overall strength and service life of cardboard.
Smart Images

Figure CN223921891U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to paperboard technical field especially, it is a kind of high-strength moisture-proof waterproof waxing waterproof paperboard. BACKGROUND
[0002] Paperboard is by one or more layers of paper after pressing, bonding etc. Processed into the board-like paper product, it has higher strength and hardness, can withstand certain weight and pressure, with good moisture resistance, mildew resistance, moth resistance and other properties, paperboard surface is smooth, easy to print and process, so it is widely used in packaging, printing, building and other fields.
[0003] The waterproof paperboard (publication number: CN210733456U) of the prior art has poor waterproofness, is easily soaked by rainwater, and causes damage to goods. To solve the above technical problems, the utility model provides a waterproof paperboard, which comprises a waterproof film, the bottom of the waterproof film is bonded with a surface layer paper, the bottom of the surface layer paper is bonded with a water filter plate, the bottom of the water filter plate is laid with a desiccant layer, the bottom of the desiccant layer is bonded with an upper waterproof paperboard, the bottom of the upper waterproof paperboard is bonded with an inner layer paper, the bottom of the inner layer paper is bonded with a lower waterproof paperboard, the bottom of the lower waterproof paperboard is bonded with a bottom layer paper, the two sides of the bottom of the waterproof film are bonded with supporting rods, the two sides of the lower waterproof paperboard are provided with drying holes, the front surface of the water filter plate is provided with a water outlet hole, and the water filter plate comprises a corrugated core paper, the bottom of the corrugated core paper is bonded with the desiccant layer, and the outer side of the corrugated core paper is bonded with an outer waterproof paperboard.
[0004] Although the above device plays a certain role in enhancing the waterproof performance of paperboard, however, due to the fact that paper is prone to accumulate moisture inside after being used for a long time, if the paper cannot be heated and evaporated to a certain extent, the moisture may not be efficiently and completely absorbed by the desiccant, resulting in residual moisture inside the paper.
[0005] Therefore, a high-strength moisture-proof waterproof waxing waterproof paperboard is provided. UTILITY MODEL CONTENTS
[0006] To overcome the technical defects of the prior art, the utility model provides a high-strength moisture-proof waterproof waxing waterproof paperboard, which can efficiently dehumidify the inside of the high-strength paperboard.
[0007] The utility model discloses a technical solution is: including high strength paperboard, the recess is seted up in the high strength paperboard, the both sides inner wall of recess all distributes fixed mounting has the moistureproof frame with desiccant in the inside, the moistureproof frame of recess both sides inner wall distribution is set up mutually staggered, and the moistureproof frame between staggered setting is provided with the dehumidification zone, the high strength paperboard is composed of paper body base layer, fire -retardant layer, first waterproof layer and second waterproof layer.
[0008] Preferably, in order to absorb the moisture in the high-strength paperboard by the desiccant, the outer wall of the moisture-proof frame is provided with a breathable hole, the moisture-proof frame is provided with a waterproof breathable film, and the desiccant is filled in the moisture-proof frame.
[0009] Preferably, in order to improve the dehumidification effect inside the high-strength paperboard, the inside of the dehumidification zone is filled with lime powder.
[0010] Preferably, in order to improve the supporting force of the high-strength paperboard, the recess is uniformly fixed and mounted with a supporting rod, and the supporting rod is made of plastic material.
[0011] Preferably, in order to provide supporting force for the dehumidification zone through the supporting rod and increase the toughness of the high-strength paperboard, the supporting rod is arranged on one side of the dehumidification zone.
[0012] Preferably, in order to improve the fireproof performance of the high-strength paperboard, the paper body base layer is arranged at the innermost layer of the high-strength paperboard, the fireproof layer is arranged outside the paper body base layer, and the fireproof layer is made of fireproof cotton material.
[0013] Preferably, in order to improve the waterproofness of the high-strength paperboard, the first waterproof layer is arranged outside the fireproof layer, and the first waterproof layer is a nano coating.
[0014] Preferably, in order to further strengthen the waterproof performance of the high-strength paperboard, the second waterproof layer is arranged outside the first waterproof layer, and the second waterproof layer is a waxy material.
[0015] The utility model discloses a high-strength moisture-proof and waterproof wax-coated paperboard, which has the advantages of high supporting force, high dehumidification effect, strong waterproof effect and high practicability. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 It is the shape schematic diagram of the utility model discloses high strength paperboard.
[0017] Figure 2The utility model discloses high strength paperboard internal structure distribution schematic diagram.
[0018] Figure 3 The utility model discloses the structure schematic drawing of air hole.
[0019] Figure 4 The utility model discloses the distribution position schematic drawing of dampproof frame.
[0020] Figure 5 The utility model discloses high strength paperboard each layer distribution position schematic drawing.
[0021] Mark explanation: in drawing: 1, high strength paperboard;101, paper body base layer;102, fireproof layer;103, first waterproof layer;104, second waterproof layer;2, recess;3, dampproof frame;4, dehumidification zone;5, air hole;6, waterproof air permeable membrane;7, support rod. Specific implementation
[0022] The utility model makes further explanation from the following combined with the drawing:
[0023] As Figures 1-5 Shown, the utility model provides a kind of high-strength dampproof waterproof waxing waterproof paperboard, including high strength paperboard 1, recess 2 is set in high strength paperboard 1, the inside wall of recess 2 both sides is evenly distributed and is fixedly installed with the dampproof frame 3 with desiccant, recess 2 both sides inner wall distribution dampproof frame 3 is set up mutually, and dehumidification zone 4 is set between dampproof frame 3 of staggered arrangement, high strength paperboard 1 is composed of paper body base layer 101, fireproof layer 102, first waterproof layer 103 and second waterproof layer 104, and the high-strength dampproof waterproof waxing waterproof paperboard can efficiently absorb humidity and continuously heat inside high strength paperboard 1 by desiccant in dampproof frame 3 and lime powder in dehumidification zone 4 when containing greater humidity inside high strength paperboard 1, to improve the dehumidification dampproof effect of high strength paperboard 1, and by the fireproof layer 102, first waterproof layer 103 and second waterproof layer 104 set, high efficiency fireproof and waterproof performance can be provided for high strength paperboard 1, and by the mutual adhesion staggered dampproof frame 3 of mutual adhesion, when high strength paperboard 1 is deformed, can be provided for high strength paperboard 1 by the mutual adhesion of dampproof frame 3 between mutual adhesion, support force.
[0024] As Figure 2 Shown, the outside wall of dampproof frame 3 is set with air hole 5, and waterproof air permeable membrane 6 is arranged in dampproof frame 3, desiccant is filled in dampproof frame 3, and lime powder is filled in dehumidification zone 4, so as to improve the dehumidification dampproof effect of high strength paperboard 1 by desiccant and lime powder.
[0025] As Figure 2As shown, the recess 2 is uniformly fixed with a support rod 7, the support rod 7 is made of plastic material, the support rod 7 is arranged on one side of the dehumidification belt 4, so as to provide support force and toughness for the high-strength paperboard 1 through the support rod 7, and the support rod 7 is combined with the dehumidification belt 4, so as to reduce the deformation amount of the dehumidification belt 4 when the high-strength paperboard 1 is deformed, thereby improving the toughness of the high-strength paperboard 1.
[0026] As shown in the drawings, Figure 5 The paper body base layer 101 is arranged on the innermost layer of the high-strength paperboard 1, the fireproof layer 102 is arranged outside the paper body base layer 101, the fireproof layer 102 is made of fireproof cotton material, the fireproof cotton, also known as flame-retardant cotton, is a material formed by combing and laying polyester fibers, and mixing with low-melting point adhesive fibers, which can also be a fiber made of high-temperature thermal insulation fiber, aluminum silicate fiber, ceramic fiber and other high-performance refractory materials, and then woven into fireproof cotton cloth, and finally cut into a certain size of fireproof cotton block, the first waterproof layer 103 is arranged outside the fireproof layer 102, the first waterproof layer 103 is a nano coating, the nano coating can form a dense protective film to block the penetration of pollutants and liquids, thereby reducing the pollution and dirt accumulation on the surface of the object, and the second waterproof layer 104 is arranged outside the first waterproof layer 103, the second waterproof layer 104 is a wax material, and the second waterproof layer 104 is obtained by spraying molten wax on the outside of the first waterproof layer 103, the wax spraying process is a process of uniformly spraying the wax liquid on the surface of the object by heating the wax to a molten state and then using a spray gun or other spraying equipment, and the wax will quickly cool and solidify after spraying to form a protective film, which not only has an aesthetic effect, but also provides corrosion resistance, waterproofness and dustproofness and other functions, so as to provide high-efficiency fireproof and waterproof performance for the high-strength paperboard 1 through the arranged fireproof layer 102, first waterproof layer 103 and second waterproof layer 104.
[0027] The above shows and describes the basic principles and main features of the present application and the advantages of the present application, and those skilled in the art should understand that the present application is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principles of the present application, and various changes and improvements can be made to the present application without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application, and the scope of protection of the present application is defined by the appended claims and their equivalents.
Claims
1. A high-strength moisture-proof and waterproof waxing-proof waterproof paperboard, comprising a high-strength paperboard (1), a groove (2) is formed in the high-strength paperboard (1), characterized in that: Both sides of the groove (2) are evenly provided with moisture-proof frames (3) filled with desiccant, the moisture-proof frames (3) on both sides of the groove (2) are staggered, and a dehumidification belt (4) is arranged between the staggered moisture-proof frames (3), the high-strength paperboard (1) is composed of a paper body base layer (101), a fireproof layer (102), a first waterproof layer (103) and a second waterproof layer (104).
2. The high-strength, moisture-resistant, water-resistant, and wax-coated paperboard of claim 1, wherein: Both sides of the moisture-proof frame (3) are provided with air holes (5), the moisture-proof frame (3) is provided with a waterproof air-permeable film (6), and the desiccant is filled in the moisture-proof frame (3).
3. The high-strength, moisture-resistant, water-resistant, and wax-coated paperboard of claim 1, wherein: The dehumidification belt (4) is filled with lime powder.
4. The high-strength, moisture-resistant, water-resistant, and wax-coated paperboard of claim 3, wherein: The groove (2) is evenly provided with support rods (7), and the support rods (7) are made of plastic.
5. The high-strength, moisture-resistant, water-resistant, and wax- resistant paperboard of claim 4, wherein: The support rod (7) is arranged on one side of the dehumidification belt (4).
6. The high-strength, moisture-resistant, water-resistant, and wax- resistant paperboard of claim 1, wherein: The paper body base layer (101) is arranged on the innermost layer of the high-strength paperboard (1), the fireproof layer (102) is arranged on the outside of the paper body base layer (101), and the fireproof layer (102) is made of fireproof cotton material.
7. The high-strength, moisture-resistant, water-resistant, and wax- resistant paperboard of claim 1, wherein: The first waterproof layer (103) is arranged on the outside of the fireproof layer (102), and the first waterproof layer (103) is a nano coating.
8. The high-strength, moisture-resistant, water-resistant, and wax- resistant paperboard of claim 7, wherein: The second waterproof layer (104) is arranged on the outside of the first waterproof layer (103), and the second waterproof layer (104) is a waxy material.
Citation Information
Patent Citations
Waterproof paperboard
CN210733456U