CN108839395B - Toothed plate reinforced composite plate and production process thereof - Google Patents
Toothed plate reinforced composite plate and production process thereof Download PDFInfo
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- CN108839395B CN108839395B CN201810714839.XA CN201810714839A CN108839395B CN 108839395 B CN108839395 B CN 108839395B CN 201810714839 A CN201810714839 A CN 201810714839A CN 108839395 B CN108839395 B CN 108839395B
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- 239000002131 composite material Substances 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 239000011162 core material Substances 0.000 claims abstract description 67
- 229910052751 metal Inorganic materials 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 45
- 239000002861 polymer material Substances 0.000 claims abstract description 29
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims description 30
- 239000003292 glue Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- 239000004925 Acrylic resin Substances 0.000 claims description 3
- 229920000178 Acrylic resin Polymers 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004642 Polyimide Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229920001807 Urea-formaldehyde Polymers 0.000 claims description 3
- 229920003180 amino resin Polymers 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 238000005056 compaction Methods 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims 1
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 229920000642 polymer Polymers 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007652 sheet-forming process Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/04—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the partial melting of at least one layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/08—Interconnection of layers by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2419/00—Buildings or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a toothed plate reinforced composite board and a production process thereof, wherein the toothed plate reinforced composite board comprises a core material and a metal toothed plate, the upper surface and the lower surface of the core material are reinforced by the metal toothed plate, the core material is a thermoplastic polymer material, and the structure of the core material is a hollow structure; the metal toothed plate is provided with pins and raised patterns of thermoplastic polymer materials; the metal toothed plate opening shape may be circular, square, oval or other multi-variant. The invention has the advantages of good adhesiveness, improved in-situ bearing capacity, convenient laying, recycling after broken, low cost, safe use and the like.
Description
Technical Field
The invention belongs to the technical field of composite materials, in particular to a toothed plate reinforced composite plate and a production process thereof, and is applied to the fields of traffic, construction and the like.
Background
The traditional plate adopts a single-layer steel plate, and has the advantages of good rigidity, good bearing capacity and easy processing, but the traditional plate still has the defects.
1. The steel plate is heavier, and it is comparatively difficult to lay and remove, wastes time and energy, and transportation, stack are also inconvenient moreover, and the cost is higher.
2. When the automobile is impacted by the automobile or external force, the automobile is easy to generate an indent which can not be reset naturally, is easy to deform and has short service life.
3. Because the surface of the steel plate is smoother and the friction coefficient is small, the steel plate has small gripping force with the foundation when being used on soft sand, silt and other soil in practical application, and is not beneficial to vehicles or pedestrians to walk.
4. The existing pure polymer plastic has low strength, insufficient rigidity and poor impact resistance.
Disclosure of Invention
The invention aims to solve the problems of low strength, insufficient rigidity, poor impact resistance and the like of the existing pure polymer plastic, and provides a toothed plate reinforced composite plate and a production process thereof, and the toothed plate reinforced composite plate has the advantages of good adhesiveness, improved in-situ bearing capacity, convenience in laying, recycling after broken, low cost, safety in use and the like.
The invention adopts the technical scheme that: the toothed plate reinforced composite plate comprises a core material and a metal toothed plate, wherein the upper surface and the lower surface of the core material are reinforced by the metal toothed plate, the core material is made of a thermoplastic polymer material, and the core material is of a hollow structure; the metal toothed plate is provided with pins and raised patterns of thermoplastic polymer materials;
the metal toothed plate opening shape may be circular, square, oval or other multi-variant. The shape of the toothed plate opening can enable the overflowed thermoplastic polymer material to form convex patterns with different shapes in the pressing process.
The hollow structure of the core material may be honeycomb-shaped, spherical-shaped, cylindrical, and other polygonal column-shaped structures.
Preferably, the thermoplastic polymer material is polymer polyethylene or polymer polypropylene.
Preferably, the metal toothed plate is formed by stamping a steel plate, an aluminum plate or other metal plates, and in the stamping process, the toothed nails are formed at one time.
The production process of the toothed plate reinforced composite plate comprises the following steps of:
1) Firstly, processing a single board core: the processing of the veneer core is to heat the thermoplastic polymer material to a semi-molten state through a heating die, then spread a metal toothed plate with pins on the surface of the thermoplastic polymer material, and press the metal toothed plate into one-step molding through the heating die; in order to improve the binding force between the metal toothed plate and the thermoplastic polymer material, an interfacial agent is smeared between the metal toothed plate and the thermoplastic polymer material so as to improve the interfacial compatibility between the metal toothed plate and the thermoplastic polymer material and strengthen the overall binding force;
2) Then, double-plate splicing is carried out: the double-plate splicing is divided into two modes:
the first mode is that on the basis of finishing the processing of the single-plate cores, after the bonding surfaces of the single-plate cores are heated to a semi-molten state by a heating plate, two single plates are pressed and bonded along the normal line direction of the core surfaces by a flat press, wherein when the heating plate heats the single-plate cores, the heating plate is firstly placed at the middle position of the two single-plate cores, when the cores are heated to the semi-molten state, the heating plate is rapidly pulled away from between the cores along a single direction, then the single plates are extruded by the flat press, and finally the flat press is removed by a compacting, cooling and solidifying process, so that the composite plate body finished product is obtained.
The second mode is that on the basis of finishing the processing of the single-plate cores, after the bonding surfaces of the single-plate cores are heated to a semi-molten state by a heating plate, two single plates are pressed and bonded along the normal line direction of the core surfaces by a roller press, wherein when the heating plate heats the single-plate cores, the heating plate is firstly placed at the middle position of the two single-plate cores, when the cores are heated to the semi-molten state, the heating plate is rapidly pulled away from between the cores along a single direction, then the single plates are extruded by the roller press, and finally, the composite plate body finished product is obtained by the compaction, cooling and solidification processes.
The metal toothed plate is formed by stamping a steel plate, an aluminum plate or other metal plates, the shape of the opening of the toothed plate can be round, square, elliptical or other multi-deformation, and in the stamping process, the toothed nails are formed at one time.
Preferably, the interfacial agent comprises high polymer glue such as epoxy resin glue, polyurethane (PU) glue, amino resin glue, phenolic resin glue, acrylic resin glue, polyimide glue, urea resin glue and the like.
The invention is mainly used for paving the temporary road, the emergency passage and the building construction.
The beneficial effects are that: under the condition that the bonding performance of the metal plate and the high polymer plastic plate is poor, the bonding performance can be effectively enhanced and the overall mechanical property can be improved through the matching of the interfacial agent and the tooth nails. Meanwhile, the plate has the advantages of good adhesiveness, light weight, recycling after broken, low cost, safe use and the like.
Drawings
FIG. 1 is a schematic view of a toothed plate reinforced composite board according to the present invention;
FIG. 2a is a schematic diagram of an initial mold and materials in a single plate molding process;
FIG. 2b is a schematic diagram of a single plate forming process;
FIG. 2c is a schematic view of a formed sheet of material for a single sheet forming process;
FIG. 3a is a schematic diagram of a first two-plate stitching process;
FIG. 3b is a schematic diagram of a second dual plate stitching process;
FIG. 3c is a schematic illustration of a formed sheet of material for a two-sheet splicing process;
FIG. 4a is a schematic view of a polygonal metal toothed plate with openings according to the present invention;
FIG. 4b is a schematic view of a rectangular metal toothed plate with openings according to the present invention;
FIG. 4c is a schematic view of an oval metal toothed plate with openings according to the present invention.
Detailed Description
The invention is further described below with reference to the drawings and the detailed description.
As shown in fig. 1, the toothed plate reinforced composite board comprises a core material 1 and a metal toothed plate 2, wherein the upper surface and the lower surface of the core material 1 are reinforced by the metal toothed plate 2, the core material 1 is a thermoplastic polymer material, and the thermoplastic polymer material is polymer polyethylene and polymer polypropylene. The core material 1 has a hollow structure; the metal toothed plate 2 is provided with pins 3 and raised patterns 4 of thermoplastic polymer materials;
the shape of the opening of the metal toothed plate 2 can be round, square, elliptical or other multi-deformation. The opening shape of the metal toothed plate 2 can enable overflowed thermoplastic polymer materials to form convex patterns with different shapes in the pressing process. The metal toothed plate 2 is formed by stamping a steel plate, an aluminum plate or other metal plates, and in the stamping process, the toothed nails are formed at one time.
The hollow structure of the core material 1 may be a honeycomb shape, a spherical shape, a cylindrical shape, and other polygonal column-like structures.
The production process of the toothed plate reinforced composite plate comprises the following steps of:
1) As shown in fig. 2, first, a single board core process is performed: the processing of the veneer core is that after the thermoplastic polymer material 6 is heated to a semi-molten state by a heating mould 5, a metal toothed plate 2 with pins 3 is paved on the surface of the thermoplastic polymer material, and the thermoplastic polymer material is pressed and molded once by the heating mould 5; in order to improve the binding force between the metal toothed plate 2 and the thermoplastic polymer material 6, an interfacial agent is smeared between the metal toothed plate 2 and the thermoplastic polymer material 6 so as to improve the interfacial compatibility between the metal toothed plate 2 and the thermoplastic polymer material 6 and strengthen the overall binding force;
2) Then, double-plate splicing is carried out: the double-plate splicing is divided into two modes:
the first way is that after the veneer core is processed, the bonding surface of the veneer core is heated to a semi-molten state by a heating plate 7, two veneers are pressed and bonded along the normal line direction of the core surface by a flat press 8, wherein when the heating plate 7 heats the veneer core, the heating plate 7 is firstly placed at the middle position of the two veneer cores, when the core is heated to the semi-molten state, the heating plate 7 is rapidly pulled away from the core along a single direction, the veneers are extruded by the flat press 8 according to the direction shown in fig. 3a, and finally the flat press 8 is removed by a compacting, cooling and solidifying process, so that the composite board body finished product is obtained.
The second way is that after the veneer core is processed, the bonding surface of the veneer core is heated to a semi-molten state by the heating plate 7, two veneers are pressed and bonded along the normal line direction of the core surface by the roller press 9, wherein when the heating plate 7 heats the veneer core, the heating plate 7 is firstly placed at the middle position of the two veneer cores, when the core is heated to the semi-molten state, the heating plate 7 is rapidly pulled away from the core along a single direction, the veneers are extruded by the roller press 9 according to the mode of fig. 3b, and finally, the composite board body finished product is obtained by a compacting, cooling and solidifying process. Fig. 3c is a formed sheet.
As shown in fig. 4a, 4b and 4c, the metal toothed plate is formed by stamping a steel plate, an aluminum plate or other metal plates, and the opening of the toothed plate can be circular, square, elliptical or other multi-deformation, and in the stamping process, the toothed nails are formed at one time. The interface agent comprises high polymer glue such as epoxy resin glue, polyurethane (PU) glue, amino resin glue, phenolic resin glue, acrylic resin glue, polyimide glue, urea resin glue and the like.
The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the spirit and scope of the invention.
Claims (2)
1. A production process of a toothed plate reinforced composite plate is characterized by comprising the following steps of: the toothed plate reinforced composite plate comprises a core material and a metal toothed plate, wherein the upper surface and the lower surface of the core material are reinforced by the metal toothed plate, the core material is made of a thermoplastic polymer material, and the core material is of a hollow structure; the metal toothed plate is provided with pins and raised patterns of thermoplastic polymer materials, and the opening of the metal toothed plate is circular, square or elliptical; the hollow structure of the core material is honeycomb-shaped, spherical or cylindrical;
the thermoplastic polymer material is high-molecular polyethylene and high-molecular polypropylene;
the metal toothed plate is formed by stamping a steel plate, an aluminum plate or other metal plates;
the production process of the toothed plate reinforced composite plate comprises the following steps:
1) Firstly, processing a single board core: the processing of the veneer core is to heat the thermoplastic polymer material to a semi-molten state through a heating die, then spread a metal toothed plate with pins on the surface of the thermoplastic polymer material, and press the metal toothed plate into one-step molding through the heating die; in order to improve the binding force between the metal toothed plate and the thermoplastic polymer material, an interfacial agent is smeared between the metal toothed plate and the polymer material so as to improve the interfacial compatibility between the metal toothed plate and the polymer material and strengthen the overall binding force;
2) Then, double-plate splicing is carried out: the double-plate splicing is divided into two modes:
the first mode is that on the basis of finishing the processing of the single-plate cores, after the bonding surfaces of the single-plate cores are heated to a semi-molten state by a heating plate, two single plates are pressed and bonded along the normal line direction of the core surfaces by a flat press, wherein when the heating plate heats the single-plate cores, the heating plate is firstly placed at the middle position of the two single-plate cores, when the cores are heated to the semi-molten state, the heating plate is rapidly pulled away from the cores along a single direction, then the single plates are extruded by the flat press, and finally the flat press is removed by a compacting, cooling and solidifying process, so that a composite plate body finished product is obtained;
the second mode is that on the basis of finishing the processing of the single-plate cores, after the bonding surfaces of the single-plate cores are heated to a semi-molten state by a heating plate, two single plates are pressed and bonded along the normal line direction of the core surfaces by a roller press, wherein when the heating plate heats the single-plate cores, the heating plate is firstly placed at the middle position of the two single-plate cores, when the cores are heated to the semi-molten state, the heating plate is rapidly pulled away from between the cores along a single direction, then the single plates are extruded by the roller press, and finally, the composite plate body finished product is obtained by the compaction, cooling and solidification processes.
2. The process for producing a toothed plate reinforced composite plate according to claim 1, wherein: the interface agent comprises epoxy resin glue, polyurethane glue, amino resin glue, phenolic resin glue, acrylic resin glue, polyimide glue or urea resin glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810714839.XA CN108839395B (en) | 2018-07-03 | 2018-07-03 | Toothed plate reinforced composite plate and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810714839.XA CN108839395B (en) | 2018-07-03 | 2018-07-03 | Toothed plate reinforced composite plate and production process thereof |
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| Publication Number | Publication Date |
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| CN108839395A CN108839395A (en) | 2018-11-20 |
| CN108839395B true CN108839395B (en) | 2024-01-23 |
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| CN201810714839.XA Active CN108839395B (en) | 2018-07-03 | 2018-07-03 | Toothed plate reinforced composite plate and production process thereof |
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| CN114228265A (en) * | 2021-12-22 | 2022-03-25 | 南京工业大学 | Metal reinforced composite plastic plate and production process thereof |
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| CN108839395A (en) | 2018-11-20 |
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