CN210999164U - Fiber reinforced thermoplastic polymer veneer - Google Patents
Fiber reinforced thermoplastic polymer veneer Download PDFInfo
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- CN210999164U CN210999164U CN201921965745.6U CN201921965745U CN210999164U CN 210999164 U CN210999164 U CN 210999164U CN 201921965745 U CN201921965745 U CN 201921965745U CN 210999164 U CN210999164 U CN 210999164U
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Abstract
A fiber reinforced thermoplastic polymer veneer belongs to the technical field of plate manufacturing. The utility model discloses a surface decoration layer, glue film and compound substrate, surface decoration layer are the wood veneer, and the up end of compound substrate is glued the face for gluing, and the surface machining who glues the face has the joint hole, the glue film coating is on gluing the face, and the glue film infiltrates to glue downthehole formation glue nail that glues, and surface decoration layer realizes gluing through glue film and compound substrate. The utility model discloses the thickness of veneer is thinner, and product course of working is efficient, and production speed is fast to through specific manufacturing process, make the flexibility of veneer higher, carry out sticky after the processing to compound substrate, make the fracture can not appear between surface decoration layer and the compound substrate.
Description
Technical Field
The utility model relates to a panel, concretely relates to polymer veneer.
Background
The fiber reinforced thermoplastic polymer veneering material has good veneering effect, strong practicability and very wide application field. Wherein the polymer in the composite base material is native and recycled thermoplastic polymer, such as polyethylene, polypropylene, polylactic acid, polyvinyl chloride, ethylene-vinyl acetate copolymer, engineering plastics, etc.; the veneering decorative layer is a solid wood veneer or a biomass material sheet; the reinforced fiber is mainly natural fiber, mainly comprises naturally-existing fibers such as wood fiber, bamboo fiber, cotton fiber, hemp fiber, straw fiber and the like, has the advantages of light weight, high strength, degradability and the like, and is widely applied to the fields of material packaging, indoor decoration, outdoor decoration and the like. The veneering solid wood veneer mainly comprises basswood, beech, maple, teak, walnut, northeast China ash, cherry, oak, sandalwood and the like, and the natural board is environment-friendly and attractive, gives people more environmental affinity, and is widely applied to high-grade indoor decoration.
The main components of the wood-plastic composite board are waste corner wood powder, broken wood and slag wood, the wood-plastic composite board has good rigidity and toughness, can be nailed, drilled, ground, sawed, planed and painted, and is not easy to deform, but the surface of the wood-plastic composite board is made of materials and is not attractive, the prior art aims at the problems that the surface of the wood-plastic composite board is not attractive enough and the application range is limited, and the veneering process is generally adopted to treat and obtain the composite board with attractive surface and good toughness. The common veneering process is hot pressing treatment and comprises a one-step forming method and a two-step forming method, wherein the one-step forming method is to put the assembled base material plate blank and the veneered single plate into a hot press together for hot pressing; the two-step forming method is to make the base plate blank first and then put the base plate blank and the facing and facing layer together into a hot press for facing. The facing technology has high feasibility in actual production, is easy to industrialize and has high production efficiency.
At present, the common production process of the composite base material plate is an extrusion process, but due to the objective reason of the process, the surface of the composite base material is covered with a polymer thin layer structure which is compact and smooth, so that the veneering process has some problems:
1. the surface of the composite base material plate is compact and smooth, and the conventional gluing veneering of a factory cannot realize a good gluing effect;
2. the scale of the industrial equipment is huge, the cost is very high, the cost is huge for dealing with the replacement of a single product or additionally processing equipment, the product is prevented from being put into the market, and the application range is limited.
Therefore, it is necessary to provide a polymer veneer which meets the production requirements and reduces the investment of processing equipment on the premise of satisfying the use aesthetics, and a processing method of the polymer veneer is also necessary to improve the durability of the product and prevent the product from cracking and deforming in the using process.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the research and development purpose is in order to solve present composite substrate surface fine and close smooth, uses the problem that ordinary laminating mode can not realize the good veneer of veneer, has given about in the following the utility model discloses a brief summary to provide about the utility model discloses a basic understanding of some aspects. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to identify key or critical elements of the invention or to delineate the scope of the invention.
The technical scheme of the utility model:
the utility model provides a fibre reinforced thermoplastic polymer veneer, includes surface decoration layer, glue film and composite substrate, and the surface decoration layer is the wood veneer, and the up end of composite substrate is glued the face, and the surface machining of gluing the face has the hole of gluing, the glue film coating is glued on the face, and the glue film infiltrates to glue downthehole formation glue nail of gluing, and the surface decoration layer realizes gluing through glue film and composite substrate.
Preferably: the adhesive surface is provided with a polishing layer, the adhesive layer covers the polishing layer, and the surface decoration layer is adhered to the composite base material through the adhesive layer covering the polishing layer.
Preferably: the surface decorative layer is a solid wood veneer or a biomass sheet, and the thickness of the surface decorative layer is 0.5mm-5 mm.
Preferably: the composite base material is a polyethylene wood-plastic composite base material, a fiber reinforced polymer composite base material or a synthetic fiber reinforced polymer composite base material, and the thickness of the composite base material is more than 5 mm.
Preferably: the cross section of the gluing connecting hole is cylindrical, trapezoidal or wedge-shaped, and the depth of the gluing connecting hole is 1mm-10 mm.
A method of conforming a fiber reinforced thermoplastic polymer veneer sheet comprising the steps of:
step one, preparing a composite base material
Weighing polymer particles, wood fibers and a coupling agent, uniformly mixing, and then granulating and extruding the uniformly mixed polymer particles, wood fibers and coupling agent to obtain a large-format composite base material;
step two, processing the composite base material
Placing the composite base material obtained in the step one in a flat and wide space, placing a hole pricking tool right above the composite base material, and manufacturing a set adhesive bonding hole on the surface of the composite base material through control of equivalent translation, equivalent displacement pressing and equivalent pressure pressing;
micro polishing is carried out on the surface of the punched composite base material to form a bonding surface, the polished bonding interface has a certain roughness, and the polishing thickness is 0.1 mm;
step three: gluing and assembling
Taking the composite base material subjected to the punching treatment in the step two for glue layer coating treatment, wherein the glue application amount is 110g/m2The adhesive is isocyanate cross-linked emulsion adhesive, wherein the ratio of the emulsion adhesive to the isocyanate is 100: 12, uniformly coating the colloid on the surface of the composite substrate, flatly paving the surface decorative layer 1 on the surface of the composite substrate coated with the colloid, and ageing for a sectionTime; the surface decorative layer is a basswood veneer with the thickness of 0.5 mm;
step four: hot press forming
Placing the assembled composite base material in a hot press for hot press molding in the third step, and then performing cold press treatment to finally obtain a fiber reinforced thermoplastic polymer veneer; wherein the hot pressing temperature of the hot press is 80-90 ℃, the hot pressing pressure is 2.5MPa, and the hot pressing time is 7 min; the cold pressing time is 7min, and the cold pressing pressure is 2.5 MPa.
Preferably: in the first step, the thickness of the composite base material is 10mm, and the mass ratio of the polymer particles to the coupling agent is 1: 0.05, the mass ratio of the polymer particles to the wood fibers is 1: 1.5, the polymer is high density polyethylene; the wood fiber is poplar wood powder; the coupling agent is maleic anhydride polyethylene coupling agent.
Preferably: and in the second step, the hole pricking tool comprises a base and needles, the lower end face of the base is provided with a plurality of regularly arranged needles, and the depth of the glue joint hole formed on the surface of the composite base material by the hole pricking tool is 1-2 mm.
Preferably: and in the third step, the surface decorative layer is flatly paved on the surface of the composite base material coated with the colloid, and the aging time is 15 min.
The utility model discloses following beneficial effect has:
1. the utility model discloses utilize intensive needle type instrument to prick the hole to the polymer base member and handle, obtain the substrate that easily glues and paste, during the processing, with the help of mechanical control, control needle type instrument's speed of pushing down, pressure, displacement go on, realize the even rule of hole, do benefit to the colloid simultaneously and flow and infiltrate the hole and form the glue nail, solved the polymer surface compactness and smoothness, the colloid can't realize physics or chemical bonding on the surface, leads to the problem that the surface decorative layer can't firmly attach on polymer substrate surface;
2. by utilizing the surface treatment mode of the fiber reinforced polymer composite base material and adopting the processing mode of the utility model to carry out veneering treatment, the obtained material can realize firm veneering of the surface, the bonding strength is far higher than that of the veneering of the common polymer composite base material, the glue layer penetrates to form glue nails in the veneering process, and the bonding strength is improved;
3. the utility model carries out pore-forming and polishing treatment on the surface of the composite base material, so that the whole adhesive layer can be tightly attached to the surface of the composite base material, the adhesive force between the surface decorative layer and the composite base material is effectively increased, and the durability of the attaching plate is improved;
4. through the utility model discloses obtain a fiber reinforcement thermoplastic polymer veneer, the thickness of its veneer is thinner, and product course of working is efficient, and production speed is fast to through specific manufacturing process, make the flexibility of veneer higher, carry out sticky after through the processing to compound substrate, make the fracture can not appear between surface decoration layer and the compound substrate.
Drawings
FIG. 1 is a schematic structural view of a fiber reinforced thermoplastic polymer shingle;
FIG. 2 is an isometric view of a fiber reinforced thermoplastic polymer shingle;
FIG. 3 is a perspective view of a fiber reinforced thermoplastic polymer shingle;
FIG. 4 is a cross-sectional view of a fiber reinforced thermoplastic polymer shingle;
FIG. 5 is a perspective view of the piercing tool;
in the figure, 1-a surface decoration layer, 2-an adhesive layer, 3-a composite substrate, 4-an adhesive connecting hole, 5-an adhesive connecting surface, 6-an adhesive nail, 7-a polishing layer, 8-a hole pricking tool, 9-a base and 10-a needle head.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The utility model discloses the connection that mentions divide into fixed connection and can dismantle the connection, fixed connection (for being undetachable connection) includes but not limited to conventional fixed connection modes such as hem connection, rivet connection, adhesive connection and welded connection, can dismantle the connection including but not limited to conventional dismantlement modes such as threaded connection, buckle connection, pin joint and hinged joint, when not clearly prescribing a limit to concrete connection mode, defaulting always can find at least one kind of connected mode in current connected mode and can realize this function, and the technical staff in the art can select by oneself as required. For example: the fixed connection selects welding connection, and the detachable connection selects hinge connection.
The first embodiment is as follows: the present embodiment is described with reference to fig. 1 to 5, and a fiber reinforced thermoplastic polymer veneer of the present embodiment includes a surface decorative layer 1, an adhesive layer 2 and a composite substrate 3, where the surface decorative layer 1 is a solid wood veneer, an upper end surface of the composite substrate 3 is an adhesive surface 5, a glue joint hole 4 is processed on a surface of the adhesive surface 5, the adhesive layer 2 is coated on the adhesive surface 5, the adhesive layer 2 penetrates into the glue joint hole 4 to form a glue nail 6, and the surface decorative layer 1 is glued to the composite substrate 3 through the adhesive layer 2;
the adhesive surface 5 is provided with a polishing layer 7, the adhesive layer 2 covers the polishing layer 7, and the surface decoration layer 1 is adhered to the composite base material 3 through the adhesive layer 2 covering the polishing layer 7;
the surface decoration layer 1 is a solid wood veneer or a biomass sheet, and the thickness of the surface decoration layer 1 is 0.5mm-5 mm;
the composite base material 3 is a polyethylene wood-plastic composite base material, a fiber-reinforced polymer composite base material or a synthetic fiber-reinforced polymer composite base material, and the thickness of the composite base material 3 is more than 5 mm;
the section of the gluing hole 4 is cylindrical, trapezoidal or wedge-shaped, and the depth of the gluing hole 4 is 1mm-10 mm;
in the embodiment, the surface of the composite base material is subjected to preset processing by using a needle-type cutter head to enable the surface to present an expected bonding hole, the surface damage presents controllability through the control of force and displacement, the purpose of increasing the surface roughness and enabling glue solution to permeate into a glue nail to increase the bonding strength is achieved, and the problems that the surface of the composite base material is too compact and smooth and glue cannot form firm bonding on the surface are solved; the assembly member of the embodiment is utilized for further hot pressing, the fiber direction of the surface decoration layer is consistent with the fiber direction of the base material in the embodiment, the directional enhancement of the mechanical property of the composite base material is realized, the good bonding strength is realized, the surface decoration is facilitated, and meanwhile, the mechanical property of the composite base material is enhanced.
The second embodiment is as follows: referring to fig. 1-5, the present embodiment is described, wherein the polymer matrix is a biomass fiber reinforced thermoplastic polymer composite substrate;
the length of the biomass fiber is 1-15 mm; the fibers are natural fibers or synthetic fibers; the natural fiber is one or more of wood fiber, bamboo fiber, cotton fiber, hemp fiber or straw fiber; the synthetic fiber is one or more of inorganic fiber, metal fiber or organic fiber; the inorganic fiber is carbon fiber, glass fiber or basalt fiber; the organic fiber is aramid fiber, nylon fiber or polyester fiber;
the polymer matrix is made of one or more of high-density polyethylene, polypropylene, polylactic acid, polyvinyl chloride, polylactic acid, ethylene-vinyl acetate copolymer or engineering plastics; the preparation method of the polymer matrix comprises the following steps: weighing polymer particles and a coupling agent, uniformly mixing, and then carrying out hot pressing, extrusion blow molding, extrusion stretching, extrusion or die pressing to obtain a polymer matrix; the mass ratio of the polymer particles to the coupling agent is 1 (0.02-0.08); the coupling agent is one or more of titanate coupling agent, isocyanate coupling agent, maleic anhydride grafted polyethylene coupling agent, maleic anhydride grafted polypropylene coupling agent or silane coupling agent;
the surface decorative layer is a wood veneer; the veneer tree species is one or more of wood splice of basswood, beech, maple, teak, walnut, water willow, cherry, oak, sandalwood or other wood; the thickness of the single plate is more than 0.35 mm;
the adhesive layer is a thermosetting adhesive and mainly comprises phenolic aldehyde, pulsed aldehyde, melamine, epoxy, polyaminophenol, unsaturated polyester, heterocyclic polymer and the like; the preparation method of the adhesive comprises the following steps: the adhesive takes thermosetting resin containing reactive groups as adhesive. When the solidifying agent is added or heated, the liquid binder molecules can be further polymerized and crosslinked into a three-dimensional net structure to form an insoluble and infusible solid adhesive layer so as to achieve the purpose of adhesive bonding. The adhesive can be cured at room temperature, and can also be cured by heating, wherein the former is called room-temperature curing type adhesive, and the latter is called heating curing type adhesive.
The application of the fiber reinforced thermoplastic polymer veneering material in preparation is carried out according to the following specific steps:
placing the fiber reinforced thermoplastic polymer composite base material below a hole pricking device, pressing down the composite base material by the same force, performing micro translation (front-back and left-right) after each pricking, and pressing down again by the same force; the pressing distance is a fixed value every time; then, performing micro sanding on the surface of the base material after the hole is pricked, and increasing the surface roughness of the position without the hole; uniformly coating the thermosetting adhesive on the surface of the base material subjected to the pricking treatment in a manual or mechanical coating mode; spreading the surface decorative layer on the surface of the base material coated with the glue layer; ageing the assembled blank for 1-15 min; feeding the assembly into a hot press for hot pressing; cold pressing the veneered composite base material subjected to hot pressing; and finally, carrying out aging treatment on the veneering composite base material subjected to cold pressing.
The third concrete implementation mode: in the present embodiment, a fiber-reinforced thermoplastic polymer veneer according to the present embodiment is described with reference to fig. 1 to 5, and the fiber-reinforced polymer composite veneer material according to the present embodiment is composed of a surface decorative layer 1 and a composite base material 3; the composite base material 3 is a plate structure with a certain thickness; the surface decorative layer 1 and the composite substrate 3 are arranged in the middle layer as an adhesive layer 2; the composite material structure is that a surface decoration layer 1, an intermediate glue layer 2 and a composite substrate 3 are arranged from top to bottom; one surface of the composite base material 3 with the glue holes 4 is a glue joint interface 5; the glue joint interface of the composite base material 3 is slightly polished to form a glue joint interface 5 with a certain roughness, and the fiber direction of the surface decoration layer 1 is the same as that of the base material fiber direction as that of the composite base material 3; the surface decoration layer 1 is a solid wood veneer (including but not limited to basswood, beech, maple, teak, walnut, ash, cherry, oak, sandalwood, etc.); the composite base material is a wood fiber reinforced high-density polyethylene wood-plastic extrusion molding product; the processing tool is a dense needle type tool bit.
The fourth concrete implementation mode: referring to fig. 1 to 5, the fiber reinforced thermoplastic polymer veneer of the present embodiment is described, wherein the composite substrate 3 is another natural fiber reinforced polymer composite substrate and has a thickness greater than 5 mm. Other steps and parameters are the same as those in the first embodiment.
The fifth concrete implementation mode: referring to fig. 1 to 5, the present embodiment will be described, in which the composite substrate 3 is a synthetic fiber reinforced polymer composite substrate, and the thickness of the composite substrate is greater than 5 mm. Other steps and parameters are the same as those in the first embodiment.
The sixth specific implementation mode: referring to fig. 1 to 5, the fiber reinforced thermoplastic polymer veneer of the present embodiment will be described, wherein the surface decorative layer 1 is made of solid wood veneer such as basswood or biomass veneer material, and has a thickness of 0.5mm to 5 mm. Other steps and parameters are the same as those in the first embodiment.
The seventh embodiment: in the present embodiment, the fiber reinforced thermoplastic polymer panel is described with reference to fig. 1 to 5, wherein the glue layer 2 is a thermosetting adhesive, and the glue application amount is 110g/m2. Other steps and parameters are the same as in the first embodiment.
The specific implementation mode is eight: referring to fig. 1 to 5, the embodiment of the fiber reinforced thermoplastic polymer veneer according to the present invention is described, wherein the needle 6 is a dense needle type tool, and the piercing depth is 1mm to 10 mm. Other steps and parameters are the same as in the first embodiment.
The specific implementation method nine: the present embodiment will be described with reference to fig. 1 to 5, and the adhesive bonding interface 5 of the fiber reinforced thermoplastic polymer veneer of the present embodiment is lightly polished with sandpaper, and the number of the sandpaper is 320P-1200P. Other steps and parameters are the same as in the first embodiment.
The detailed implementation mode is ten: referring to fig. 1 to 5, the present embodiment will be described, and the method for attaching a fiber reinforced thermoplastic polymer panel according to the present embodiment includes the steps of:
step 1: preparation of composite substrates
Weighing polymer particles, wood fibers and a coupling agent, uniformly mixing, and then granulating and extruding to obtain a large-breadth composite base material matrix;
the thickness of the large-breadth composite substrate base body is 10 mm; the mass ratio of the polymer particles to the coupling agent is 1: 0.05; the mass ratio of the polymer particles to the wood fibers is 1: 1.5; the thermoplastic polymer is High Density Polyethylene (HDPE); the wood fiber is poplar wood powder; the coupling agent is a maleic anhydride polyethylene coupling agent;
step 2: treatment of composite substrates
Placing the composite substrate 1 in a flat and wide space, placing a processing tool consisting of a base 7 and a needle 6 right above the composite substrate 1, and manufacturing a set glue joint hole 4 on the surface of the composite substrate by controlling equivalent translation, equivalent translation pressing and equivalent pressure pressing, wherein the depth of the glue joint hole is 2 mm;
micro polishing is carried out on the surface of the punched composite base material, so that the adhesive joint interface has a certain roughness, and the polishing thickness is 0.1 mm;
and step 3: gluing and assembling
Taking the composite base material after the punching treatment, and performing glue layer coating treatment, wherein the glue application amount is 110g/m2The adhesive is isocyanate cross-linked emulsion adhesive, wherein the ratio of the emulsion adhesive to the isocyanate is 100: 12; uniformly coating the colloid on the surface of the composite substrate, flatly paving the surface decorative layer 1 on the surface of the composite substrate coated with the colloid, and standing for 15 min; the surface decorative layer is a basswood veneer with the thickness of 0.5 mm;
and 4, step 4: hot press forming
Placing the assembled composite base material in a hot press for hot press molding, and then performing cold press treatment to finally obtain a fiber reinforced thermoplastic polymer veneering material;
the hot pressing temperature of the hot press is 80-90 ℃, the hot pressing pressure is 2.5MPa, and the hot pressing time is 7 min; the cold pressing time is 7min, and the cold pressing pressure is 2.5 MPa;
the surface bonding strength of the fiber reinforced thermoplastic polymer veneering material prepared in the example is 2.05MPa, the bending strength is 74.02MPa, the bending modulus is 3.27, and the impregnation stripping performance can pass one type of test.
The concrete implementation mode eleven: referring to fig. 1 to 5, the present embodiment will be described, and the method for attaching a fiber reinforced thermoplastic polymer panel according to the present embodiment includes the steps of:
step I: preparation of composite substrates
Weighing polymer particles, wood fibers and a coupling agent, uniformly mixing, and then granulating and extruding to obtain a large-breadth composite base material matrix;
the thickness of the large-breadth composite substrate base body is 10 mm; the mass ratio of the polymer particles to the coupling agent is 1: 0.05; the mass ratio of the polymer particles to the wood fibers is 1: 1.5; the thermoplastic polymer is High Density Polyethylene (HDPE); the wood fiber is poplar wood powder; the coupling agent is a maleic anhydride polyethylene coupling agent;
step II: treatment of composite substrates
Placing the composite substrate 1 in a flat and wide space, placing a processing tool consisting of a base 7 and a needle 6 right above the composite substrate 1, and manufacturing a set adhesive joint hole 4 on the surface of the composite substrate by controlling equivalent translation, equivalent translation pressing and equivalent pressure pressing, wherein the adhesive joint hole has the depth of 1 mm;
micro polishing is carried out on the surface of the punched composite base material, so that the adhesive joint interface has a certain roughness, and the polishing thickness is 0.2 mm;
step III: gluing and assembling
Taking the composite base material after the punching treatment, and performing glue layer coating treatment, wherein the glue application amount is 110g/m2The adhesive is isocyanate cross-linked emulsion adhesive, wherein the ratio of the emulsion adhesive to the isocyanate is 100: 12; uniformly coating the colloid on the surface of the composite substrate, flatly paving the surface decorative layer 1 on the surface of the composite substrate coated with the colloid, and standing for 15 min; the surface decorative layer is a basswood veneer with the thickness of 0.5 mm;
step IV: hot press forming
Placing the assembled composite base material in a hot press for hot press molding, and then performing cold press treatment to finally obtain a fiber reinforced thermoplastic polymer veneering material;
the hot pressing temperature of the hot press is 80-90 ℃, the hot pressing pressure is 2.5MPa, and the hot pressing time is 7 min; the cold pressing time is 7min, and the cold pressing pressure is 2.5 MPa;
the surface bonding strength of the fiber reinforced thermoplastic polymer veneering material prepared in the example is 1.93MPa, the bending strength is 69.3MPa, the bending modulus is 3.5, and the dipping and peeling performance can pass one-class test.
It should be noted that, in the above embodiments, as long as the technical solutions can be aligned and combined without contradiction, those skilled in the art can exhaust all possibilities according to the mathematical knowledge of the alignment and combination, and therefore the present invention does not describe the technical solutions after alignment and combination one by one, but it should be understood that the technical solutions after alignment and combination have been disclosed by the present invention.
This embodiment is only illustrative of the patent and does not limit the scope of protection thereof, and those skilled in the art can make modifications to its part without departing from the spirit of the patent.
Claims (5)
1. A fiber reinforced thermoplastic polymer shingle, comprising: including surface decoration layer (1), glue film (2) and composite substrate (3), surface decoration layer (1) is the wood veneer, and the up end of composite substrate (3) is glued face (5), and the surface machining who glues face (5) has gluey hole (4), glue film (2) coating is glued on face (5), and glue film (2) permeate and glue and connect the hole (4) and form gluey nail (6), and surface decoration layer (1) realizes gluing through glue film (2) and composite substrate (3).
2. A fiber reinforced thermoplastic polymer shingle according to claim 1, wherein: the adhesive surface (5) is provided with a polishing layer (7), the adhesive layer (2) covers the polishing layer (7), and the surface decoration layer (1) is adhered to the composite base material (3) through the adhesive layer (2) covering the polishing layer (7).
3. A fiber reinforced thermoplastic polymer shingle according to claim 1, wherein: the surface decoration layer (1) is a solid wood veneer or a biomass sheet, and the thickness of the surface decoration layer (1) is 0.5mm-5 mm.
4. A fiber reinforced thermoplastic polymer shingle according to claim 1, wherein: the composite base material (3) is a polyethylene wood-plastic composite base material, a fiber reinforced polymer composite base material or a synthetic fiber reinforced polymer composite base material, and the thickness of the composite base material (3) is more than 5 mm.
5. A fiber reinforced thermoplastic polymer shingle according to claim 1, wherein: the cross section of the gluing hole (4) is cylindrical, trapezoidal or wedge-shaped, and the depth of the gluing hole (4) is 1mm-10 mm.
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| CN110712255A (en) * | 2019-11-14 | 2020-01-21 | 东北林业大学 | Fiber-reinforced thermoplastic polymer veneer and laminating method |
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| CN110712255A (en) * | 2019-11-14 | 2020-01-21 | 东北林业大学 | Fiber-reinforced thermoplastic polymer veneer and laminating method |
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