Highlight stone-plastic wallboard

Abstract

The utility model relates to the technical field of home decoration wallboard materials, in particular to a highlight stone plastic wallboard which comprises a PE film layer, a basic film layer, a decorative film layer and a protective film layer which are arranged in an attached mode from top to bottom, the basic film layer can provide highlight and coating adhesive force for the PE film layer, and the decorative film layer can provide strength support and basic patterns for the PE film layer. The protective film layer can provide protective effects of falling prevention, sound insulation, viscous force and the like for the PE film layer. According to the utility model, the PE film layer, the basic film layer, the decorative film layer and the protective film layer are bonded and connected through different adhesive layers or hardened layers, only the adhesive layers or the hardened layers need to be cured in the process, and the bonding and connecting time between different base materials does not need to be waited; namely, the curing time of the adhesive layer or the hardened layer is the overall curing time, so that the curing time can be conveniently controlled, and the problem of deformation caused by delayed curing is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of home decoration wallboard materials, in particular to a high-gloss stone plastic wallboard. Background Art

[0002] With the continuous expansion of the decoration market, the requirements for materials that meet the characteristics of environmental protection, durability and decoration time are getting higher and higher. For home decoration wallpaper, it is also necessary to meet the requirements of environmental protection, durability and short decoration time. Among them, the high-gloss stone plastic wallboard meets the requirements and has a wide range of uses. The base layer of the high-gloss stone plastic wallboard is made of polyvinyl chloride resin and natural stone powder processed at high temperature, while the existing ordinary high-gloss wallboard mainly controls the gloss by coating the paint on the PVC film, the gloss is about 50-60°, the light transmittance is poor, and the surface has been scratched during the coating process. There are also some deformation problems caused by the glue not curing in time.

[0003] Therefore, it is necessary to invent a high-gloss stone-plastic wall panel to solve the above problems. Utility Model Content

[0004] In order to solve the shortcomings of the prior art, the purpose of the utility model is to provide a high-gloss stone plastic wall panel, which solves the problem that the gloss is controlled by coating the paint on the PVC film in the prior art, the gloss is about 50-60°, the light transmittance is poor, and the surface is scratched during the coating process. There are also some deformation problems caused by the failure of the glue to cure in time.

[0005] In order to achieve the above objectives, the utility model adopts the following technical solutions:

[0006] A high-gloss stone-plastic wallboard comprises a PE film layer, a base film layer, a decorative film layer and a protective film layer which are laminated from top to bottom. The base film layer, the decorative film layer and the protective film layer are formed simultaneously without interfering with each other. The base film layer is coated on the lower surface of the PE film layer by coating. The decorative film layer is laminated and connected to the lower surface of the base film layer by a heating roller. The base film layer can provide high gloss and coating adhesion for the PE film layer. The decorative film layer can provide strength support and basic color for the PE film layer. The protective film layer can provide the PE film layer with protective effects such as anti-slippage, sound insulation and adhesion.

[0007] As a preferred embodiment of the present invention, the base film layer includes a PET transparent film, a first primer layer coated and bonded to the upper surface of the PET transparent film, and a second primer layer coated and bonded to the lower surface of the PET transparent film. The upper surface of the first primer layer is coated with a hardened layer, and the upper surface of the hardened layer is bonded and connected to the lower surface of the PE film layer.

[0008] As a preferred embodiment of the present invention, the base film layer also includes a first adhesive layer bonded to the lower surface of the second primer layer, the decorative film layer includes a stone plastic base material layer and a PVC decorative layer bonded to the upper surface of the stone plastic base material layer, and the upper surface of the PVC decorative layer is bonded to the lower surface of the first adhesive layer.

[0009] As a preferred embodiment of the present invention, the decorative film layer also includes a second adhesive layer bonded to the lower surface of the stone plastic base material layer, and the protective film layer includes a sound insulation pad bonded to the lower surface of the second adhesive layer, a third adhesive layer bonded to the lower surface of the sound insulation pad, and a release paper layer bonded to the lower surface of the third adhesive layer.

[0010] As a preferred embodiment of the present invention, the material of the hardened layer is acrylate polymer, the materials of the first primer layer and the second primer layer are both polyurethane containing silane coupling agent, the materials of the first adhesive layer and the second adhesive layer are both polyurethane, and the material of the third adhesive layer is sub-sensitive adhesive.

[0011] As a preferred solution of the utility model, the PVC decorative layer and the stone plastic base material layer are bonded by thermal bonding.

[0012] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0013] In the utility model, the high-gloss stone plastic wallboard is divided into a PE film layer, a base film layer, a decorative film layer and a protective film layer, and the molding of the base film layer, the decorative film layer and the protective film layer is carried out simultaneously without interfering with each other. Finally, the high-gloss stone plastic wallboard can be manufactured by only laminating the base film layer, the decorative film layer and the protective film layer in sequence on the lower surface of the PE film layer, thereby avoiding directly applying the high-gloss paint on the PVC film to control the gloss, thereby avoiding problems such as poor light transmittance and scratches on the surface of the substrate. In the manufacturing process of the high-gloss stone plastic wallboard, the PE film layer, the base film layer, the decorative film layer and the protective film layer are bonded and connected by different adhesive layers or hardening layers. During the process, it is only necessary to wait until the adhesive layer or the hardening layer is cured, and there is no need to wait for the bonding and connection time between different substrates. That is, the time for the adhesive layer or the hardening layer to cure is the overall curing time, which is convenient for controlling the curing time and avoiding deformation problems caused by untimely curing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Description of reference numerals:

[0016] 1. PE film layer; 2. Hardening layer; 3. First primer layer; 4. PET transparent film; 5. Second primer layer; 6. First adhesive layer; 7. PVC decorative layer; 8. Stone plastic base material layer; 9. Second adhesive layer; 10. Sound insulation pad; 11. Third adhesive layer; 12. Release paper layer. DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and cannot be used to limit the protection scope of the utility model.

[0018] The utility model provides Figure 1 A high-gloss stone-plastic wall panel is shown, comprising a PE film layer 1, a base film layer, a decorative film layer and a protective film layer which are bonded from top to bottom. The base film layer, the decorative film layer and the protective film layer are formed simultaneously without interfering with each other. The base film layer is coated on the lower surface of the PE film layer 1 by coating, and the decorative film layer is bonded and connected to the lower surface of the base film layer by a heating roller. The base film layer can provide high gloss and coating adhesion for the PE film layer 1, the decorative film layer can provide strength support and basic color for the PE film layer 1, and the protective film layer can provide the PE film layer 1 with protective effects such as anti-slippage, sound insulation and adhesion.

[0019] The base film layer includes a PET transparent film 4, a first primer layer 3 coated and bonded to the upper surface of the PET transparent film 4, and a second primer layer 5 coated and bonded to the lower surface of the PET transparent film 4. The upper surface of the first primer layer 3 is coated with a hardening layer 2, and the upper surface of the hardening layer 2 is bonded and connected to the lower surface of the PE film layer 1. The production process of the base film layer is as follows: the PET transparent film 4 is unrolled, and a high-voltage corona is applied to make the surface dyne value greater than 40dyn / cm, and then a polyurethane resin containing a silane coupling agent is coated on the upper surface of the PET transparent film 4 through a gravure coater to form a first primer layer 3, and then the second primer layer 5 is coated on the lower surface of the PET transparent film 4 in the same way, and then the PET transparent film 4 with coatings on both sides is unrolled, and the hardening layer 2 is coated on its surface. After drying and winding, the base film layer is obtained, wherein the PET transparent film 4 has a thickness of 0.18mm -0.30mm, transmittance ≥92%, haze ≤0.8%, colorless and transparent; its functions: first, PET has good transparency, which makes the high-gloss stone plastic wallboard have excellent color saturation; secondly, PET has good gloss, which makes the high-gloss wallboard have good gloss; finally, PET transparent film 4 has a certain thickness, and the high-gloss wallboard is not easily damaged during transportation, which increases the service life of the high-gloss wallboard.

[0020] The base film layer also includes a first adhesive layer 6 bonded to the lower surface of the second primer layer 5, the decorative film layer includes a stone plastic substrate layer 8 and a PVC decorative layer 7 bonded to the upper surface of the stone plastic substrate layer 8, the upper surface of the PVC decorative layer 7 is bonded to the lower surface of the first adhesive layer 6, and the production process of the decorative film layer is as follows: PVC resin, stone powder and other auxiliary raw materials are mixed evenly according to a proportion, and then a twin-screw extruder is used to produce the stone plastic substrate layer 8, and the thickness is determined. Before the stone plastic substrate layer 8 and the PVC decorative layer 7 are pre-bonded, the temperature of the stone plastic substrate layer 8 is maintained above 155°C to ensure the bonding strength between the stone plastic substrate layer 8 and the PVC decorative layer 7, and then the PVC decorative layer 7 is unwound and preheated, bonded to the stone plastic substrate layer 8 on the main heating roller, and then cooled and cut into corresponding widths and lengths.

[0021] The decorative film layer also includes a second adhesive layer 9 bonded to the lower surface of the stone plastic base material layer 8, the protective film layer includes a sound insulation pad 10 bonded to the lower surface of the second adhesive layer 9, a third adhesive layer 11 bonded to the lower surface of the sound insulation pad 10, and a release paper layer 12 bonded to the lower surface of the third adhesive layer 11. The sound insulation pad 10 is an EVA foam layer with a plurality of holes, the diameter of the holes is 3-8 cm, the multiple is 10 times, the thickness of the sound insulation pad is 1-1.5 mm, which can give the wall panel a good sound insulation effect, and during the installation of the wall panel, the arranged holes can store structural adhesive.

[0022] The hardening layer 2 is made of acrylate polymer, the first primer layer 3 and the second primer layer 5 are both made of polyurethane containing silane coupling agent, the first adhesive layer 6 and the second adhesive layer 9 are both made of polyurethane, the third adhesive layer 11 is made of acrylonitrile, and the release paper layer 12 can mainly prevent the acrylonitrile from being contaminated, thereby ensuring the adhesion of the acrylonitrile.

[0023] The PVC decorative layer 7 and the stone plastic base material layer 8 are bonded by thermal bonding.

[0024] In the utility model, the high-gloss stone plastic wallboard is divided into a PE film layer 1, a base film layer, a decorative film layer and a protective film layer, and the molding of the base film layer, the decorative film layer and the protective film layer is carried out simultaneously without interfering with each other. Finally, it is only necessary to adhere the base film layer, the decorative film layer and the protective film layer in sequence to the lower surface of the PE film layer 1 to complete the manufacture of the high-gloss stone plastic wallboard, avoiding the direct coating of the high-gloss paint on the PVC film to control the gloss, thereby avoiding the problems of poor light transmittance and scratches on the surface of the substrate, and in the manufacturing process of the high-gloss stone plastic wallboard, the PE film layer 1, the base film layer, the decorative film layer and the protective film layer are bonded and connected by different adhesive layers or hardening layers 2. During the process, it is only necessary to wait until the adhesive layer or the hardening layer 2 is cured, and there is no need to wait for the bonding and connection time between different substrates. That is, the time for the adhesive layer or the hardening layer 2 to cure is the overall curing time, which is convenient for controlling the curing time and avoiding deformation problems caused by untimely curing.

[0025] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A high-gloss stone-plastic wallboard, characterized by: The invention comprises a PE film layer (1), a base film layer, a decorative film layer and a protective film layer which are laminated from top to bottom. The molding of the base film layer, the decorative film layer and the protective film layer is carried out simultaneously and does not interfere with each other. The base film layer is coated on the lower surface of the PE film layer (1) by coating. The decorative film layer is laminated and connected to the lower surface of the base film layer by a heating roller. The base film layer can provide the PE film layer (1) with high gloss and coating adhesion. The decorative film layer can provide the PE film layer (1) with strength support and basic pattern. The protective film layer can provide the PE film layer (1) with anti-slip, sound insulation and adhesion protection effects.

2. The high gloss stone plastic wallboard according to claim 1, characterized in that: The base film layer comprises a PET transparent film (4), a first primer layer (3) coated and bonded to the upper surface of the PET transparent film (4), and a second primer layer (5) coated and bonded to the lower surface of the PET transparent film (4), wherein the upper surface of the first primer layer (3) is coated with a hardening layer (2), and the upper surface of the hardening layer (2) is bonded and connected to the lower surface of the PE film layer (1).

3. The high gloss stone plastic wallboard according to claim 2, characterized in that: The base film layer further comprises a first adhesive layer (6) bonded to the lower surface of the second primer layer (5); the decorative film layer comprises a stone plastic base material layer (8) and a PVC decorative layer (7) bonded to the upper surface of the stone plastic base material layer (8); the upper surface of the PVC decorative layer (7) is bonded to the lower surface of the first adhesive layer (6).

4. The high-gloss stone-plastic wallboard according to claim 3 is characterized by: The decorative film layer further comprises a second adhesive layer (9) bonded to the lower surface of the stone plastic base material layer (8), and the protective film layer comprises a sound insulation pad (10) bonded to the lower surface of the second adhesive layer (9), a third adhesive layer (11) bonded to the lower surface of the sound insulation pad (10), and a release paper layer (12) bonded to the lower surface of the third adhesive layer (11).

5. The high gloss stone plastic wallboard according to claim 4, characterized in that: The material of the hardened layer (2) is acrylate polymer, the material of the first primer layer (3) and the second primer layer (5) are both polyurethane containing a silane coupling agent, the material of the first adhesive layer (6) and the second adhesive layer (9) are both polyurethane, and the material of the third adhesive layer (11) is a sub-sensitive adhesive.

6. The high-gloss stone plastic wallboard according to claim 3 is characterized by: The PVC decorative layer (7) and the stone plastic base material layer (8) are bonded together by thermal bonding.

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