CN216507255U

CN216507255U - Novel environment-friendly composite paperboard

Info

Publication number: CN216507255U
Application number: CN202122616029.0U
Authority: CN
Inventors: 柳剑飞
Original assignee: Jiangsu Hongsheng Packaging Co ltd
Current assignee: Jiangsu Hongsheng Packaging Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-05-13
Anticipated expiration: 2031-10-28

Abstract

The utility model relates to the technical field of composite paperboards, and discloses a novel environment-friendly composite paperboard which comprises two core paper layers, wherein reinforcing ribs are fixed on two surfaces of the two core paper layers, which are separated from each other, compression resistant layers are fixed on two surfaces of the two reinforcing ribs, which are separated from each other, and heat insulation layers are fixed on two surfaces of the two compression resistant layers, which are separated from each other. According to the utility model, the second connecting layer and the first connecting layer are designed to be inserted into the first connecting groove in the gap between every two first connecting layers, and the trapezoidal design of the second connecting layer and the first connecting layer enables the glue surface to be coated, the second connecting layer and the inner wall of the first connecting groove to be adhered, and the two sides of the second connecting layer and the two sides of the first connecting layer are further adhered, so that the adhesion is tighter, the occurrence of glue overflow is reduced.

Description

Novel environment-friendly composite paperboard

Technical Field

The utility model relates to the technical field of composite paperboards, in particular to a novel environment-friendly composite paperboard.

Background

The paper, paperboard and other plastics, aluminum foil, cloth, etc. are laminated with an adhesive to obtain a composite processed paper. The composite paper not only can improve the appearance performance and strength of paper and paperboard, mainly improve the performances of water resistance, moisture resistance, oil resistance, air tightness, aroma retention and the like, but also can obtain heat sealability, light resistance, heat resistance and the like.

The Chinese patent discloses: a novel environmental protection composite paperboard, patent application No.: 202020290296.6, this patent "the last wall bonding of interior paper layer has the waterproof layer, the last wall bonding of waterproof layer has the heat preservation, the last wall bonding of heat preservation has the buffer layer, the last wall bonding of buffer layer has anti-pressure layer, the last wall bonding of anti-pressure layer has camphorwood fiber layer, the last wall bonding of camphorwood fiber layer has the regeneration pulp layer, the last wall bonding of regeneration pulp layer has the adhesive linkage, the last wall bonding of adhesive linkage has surface paper layer".

However, when the composite paperboard is adhered in a pressing mode, the gluing amount is small, the gluing surface is easy to adhere unstably, glue overflow phenomenon is easy to occur when the gluing amount is large, the gluing surface is not convenient to treat, and therefore the novel environment-friendly composite paperboard is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems in the prior art and provides a novel environment-friendly composite paperboard.

In order to achieve the purpose, the utility model adopts the following technical scheme that the novel environment-friendly composite paperboard comprises two core paper layers, reinforcing ribs are fixed on two opposite surfaces of the two core paper layers, pressure-resistant layers are fixed on two opposite surfaces of the two reinforcing ribs, heat-insulating layers are fixed on two opposite surfaces of the two pressure-resistant layers, waterproof coatings are fixed on two opposite surfaces of the two heat-insulating layers, and two opposite surfaces of the two core paper layers are provided with adhesive surface layers, a polytetrafluoroethylene layer is fixed at the outer end of the adhesive surface layer, an anti-overflow adhesive layer is arranged in the adhesive surface layer, the adhesive surface layer comprises a first connecting layer and a second connecting layer, the first connecting layer is uniformly distributed in an equal distance, and be provided with first spread groove between every two adjacent first connection layers, the second connection layer is equidistance evenly distributed, every adjacent two be provided with the second spread groove between the second connection layer.

Preferably, the second connection layer is matched with the first connection groove in size.

Preferably, the first connection layer is adapted to the size of the second connection groove.

Preferably, small perforations with equal intervals are arranged in the polytetrafluoroethylene layer.

Preferably, the polytetrafluoroethylene layer is in the shape of a ring.

Preferably, the second connection layer and the first connection layer are both trapezoidal.

Advantageous effects

The utility model provides a novel environment-friendly composite paperboard. The method has the following beneficial effects:

(1) the novel environment-friendly composite paperboard has the heat preservation effect through the heat preservation layer, prevents the phenomenon of spontaneous combustion of an inner core paper layer and the like caused by overhigh external temperature, ensures the stability of the paperboard, prevents the waterproof coating from having the waterproof effect, prevents water from being stained with the paperboard due to inefficacy, has the function of stabilizing the paperboard through the anti-pressure layer and the reinforcing ribs, ensures that the second connecting layer is inserted into the first connecting groove in the gap between every two first connecting layers through the design of the second connecting layer and the first connecting layer when in lamination adhesion, ensures that the first connecting layer is inserted into the second connecting groove through the trapezoidal design of the second connecting layer and the first connecting layer, ensures that the adhesive surface is adhered to the inner wall of the first connecting groove after being coated, and ensures that the two sides of the second connecting layer are further adhered to the two sides of the first connecting layer, the adhesion is inseparabler, and reduces the phenomenon emergence of excessive gluey, and traditional cardboard relatively, this cardboard adhesion is more stable, and has less excessive gluey phenomenon when the adhesion pressfitting, has alleviateed the clean labour who overflows the gluey of staff, and it is more convenient to use.

(2) This novel compound cardboard of environmental protection, the anti-overflow glue film plays the emergence that prevents the excessive gluey phenomenon, when scribbling and establish too much gluey, two core paper layers pressurized make glue spill over, through the inboard small-size perforation of polytetrafluoroethylene layer with gluey exhaust effect, and the polytetrafluoroethylene material on this polytetrafluoroethylene layer plays the effect that prevents the face adhesion of gluing to the staff of being convenient for carries out clear effect to overflowing or the glue that drops accidentally on the cardboard edge.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

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

FIG. 2 is a schematic view of a rubber surface layer structure according to the present invention;

FIG. 3 is a schematic view of the structure of the polytetrafluoroethylene layer of the present invention.

Illustration of the drawings: 11. a water-resistant coating; 12. a heat-insulating layer; 13. a pressure resistant layer; 14. reinforcing ribs; 15. a core paper layer; 16. a rubber surface layer; 17. a polytetrafluoroethylene layer; 18. an anti-overflow glue layer; 19. a first tie layer; 20. a first connecting groove; 21. a second connection layer; 22. a second connecting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): a novel environment-friendly composite paperboard is disclosed, as shown in figures 1-3, comprising two core paper layers 15, reinforcing ribs 14 are fixed on two opposite sides of the two core paper layers 15, compression resistant layers 13 are fixed on two opposite sides of the two reinforcing ribs 14, heat insulating layers 12 are fixed on two opposite sides of the two compression resistant layers 13, waterproof coatings 11 are fixed on two opposite sides of the two heat insulating layers 12, adhesive surface layers 16 are arranged on two opposite sides of the two core paper layers 15, polytetrafluoroethylene layers 17 are fixed on the outer ends of the adhesive surface layers 16, anti-overflow glue layers 18 are arranged inside the adhesive surface layers 16, the adhesive surface layers 16 comprise first connecting layers 19 and second connecting layers 21, the first connecting layers 19 are equidistantly and uniformly distributed, a first connecting groove 20 is arranged between every two adjacent first connecting layers 19, the second connecting layers 21 are equidistantly and uniformly distributed, a second connecting groove 22 is arranged between every two adjacent second connecting layers 21, the second connecting layer 21 is matched with the first connecting groove 20 in size, the first connecting layer 19 is matched with the second connecting groove 22 in size, small holes with uniform equal intervals are formed in the polytetrafluoroethylene layer 17, the polytetrafluoroethylene layer 17 is in a ring shape, the second connecting layer 21 and the first connecting layer 19 are in a ladder shape, a waterproof effect is achieved through the waterproof coating 11, the waterproof effect is achieved through the coating of a paperboard waterproof agent, the moisture phenomenon caused by non-resistance force when the paperboard is used is avoided, the service life is prolonged while the stability is ensured, the self-ignition phenomenon in the paperboard caused by external high temperature is prevented through the heat insulation layer 12, the reinforcing ribs 14 and the compression-resistant layer 13 are prevented from being greatly deformed under stress, the second connecting layer 21 is inserted into the first connecting groove 20 during bonding and pressing, the first connecting layer 19 is inserted into the second connecting groove 22, at the moment, two sides of the second connecting layer 21 are adhered to two sides of the first connecting layer 19 through glue, through such mode, reduce the phenomenon emergence of excessive gluey when bonding the pressfitting, and more stable when bonding, when gluing too much, play through polytetrafluoroethylene layer 17 and glue the exhaust effect, this polytetrafluoroethylene layer 17's material plays the effect of preventing gluing the adhesion to the staff of being convenient for cleans.

The working principle of the utility model is as follows:

the first step is as follows: the heat preservation effect is achieved through the heat preservation layer 12, the phenomenon that spontaneous combustion occurs in the core paper layer 15 and the like inside the paper board due to overhigh external temperature is prevented, the stability of the paper board is guaranteed, the waterproof coating 11 achieves the waterproof effect, the phenomenon that the paper board cannot be used due to the fact that water is attached to the paper board due to the fact that force is not resisted is prevented, the compression-resistant layer 13 and the reinforcing ribs 14 achieve the effect of stabilizing the paper board, when the paper board is pressed and adhered, through the design of the second connecting layer 21 and the first connecting layer 19, the second connecting layer 21 is inserted into the first connecting groove 20 in the gap between every two first connecting layers 19, the first connecting layer 19 is inserted into the second connecting groove 22, the second connecting layer 21 and the first connecting layer 19 are designed in a trapezoidal mode, after the glue surface is coated, the second connecting layer 21 is adhered to the inner wall of the first connecting groove 20, and the two sides of the second connecting layer 21 are further adhered to the two sides of the first connecting layer 19, through such a mode, the adhesion is inseparabler, and reduces the phenomenon emergence of excessive gluey, and traditional cardboard relatively, this cardboard adhesion is more stable, and has less excessive gluey phenomenon when the adhesion pressfitting, has alleviateed the clean labour who overflows the gluey of staff, and it is more stable convenient to use.

The second step is that: the anti-overflow glue layer 18 plays the emergence that prevents the excessive gluey phenomenon of overflowing, when scribbling and establish too much gluing, two core paper layer 15 pressurized messenger glue overflow, will glue the exhaust effect through the inside small-size perforation in polytetrafluoroethylene layer 17, and this polytetrafluoroethylene layer 17's polytetrafluoroethylene material plays the effect that prevents the face adhesion of gluing to the staff of being convenient for carries out clear effect to overflowing or the glue that drops on the cardboard edge by accident.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A novel environment-friendly composite paperboard comprises two core paper layers (15), and is characterized in that: two the two sides that core paper layer (15) deviate from mutually are fixed with strengthening rib (14), two the two sides that strengthening rib (14) deviate from mutually are fixed with anti-pressure layer (13), two the two sides that anti-pressure layer (13) deviate from mutually are fixed with heat preservation (12), two the two sides that heat preservation (12) deviate from mutually are fixed with waterproof coating (11), two the two sides that core paper layer (15) are relative are provided with gluey surface course (16), it is fixed with polytetrafluoroethylene layer (17) to glue surface course (16) outer end, it is provided with anti-overflow glue film (18) to glue surface course (16) inside, glue surface course (16) including first articulamentum (19) and second articulamentum (21), first articulamentum (19) are equidistance evenly distributed, and are provided with first connecting groove (20) between every two adjacent first articulamentum (19), second articulamentum (21) are equidistance evenly distributed, and a second connecting groove (22) is arranged between every two adjacent second connecting layers (21).

2. The novel environment-friendly composite paperboard according to claim 1, characterized in that: the second connecting layer (21) is matched with the first connecting groove (20) in size.

3. The novel environment-friendly composite paperboard according to claim 1, characterized in that: the first connection layer (19) is adapted to the size of the second connection groove (22).

4. The novel environment-friendly composite paperboard according to claim 1, characterized in that: the polytetrafluoroethylene layer (17) is internally provided with small perforations with equal intervals.

5. The novel environment-friendly composite paperboard according to claim 1, characterized in that: the polytetrafluoroethylene layer (17) is in a ring shape.

6. The novel environment-friendly composite paperboard according to claim 1, characterized in that: the second connecting layer (21) and the first connecting layer (19) are both in a trapezoid shape.