WO2014073769A1 - 수지금속 복합체 및 이의 제조방법 - Google Patents
수지금속 복합체 및 이의 제조방법 Download PDFInfo
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- WO2014073769A1 WO2014073769A1 PCT/KR2013/006444 KR2013006444W WO2014073769A1 WO 2014073769 A1 WO2014073769 A1 WO 2014073769A1 KR 2013006444 W KR2013006444 W KR 2013006444W WO 2014073769 A1 WO2014073769 A1 WO 2014073769A1
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- resin
- metal material
- metal composite
- filler
- metal
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/151—Coating hollow articles
- B29C48/152—Coating hollow articles the inner surfaces thereof
- B29C48/153—Coating both inner and outer surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/06—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/24—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
- C23C22/26—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds containing also organic compounds
- C23C22/28—Macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
Definitions
- the present invention relates to a resin metal composite and a method for manufacturing the same, and more particularly, to prepare a resin metal composite and a certain type of metal material in a form in which a resin containing an olefin resin, a filler, and a coupling agent and a metal material are combined and the surface of the metal material.
- the present invention relates to a method for producing a resin metal composite which can be coated by a chemical treatment by extrusion method with a thin and uniform thickness by a series of continuous processes.
- WPC Wood Plastic Composite
- WPC has a high filler content of more than 60%, but the strength is high, but the weight is relatively high due to the relatively high specific gravity.
- a method of lightening the weight is intended to overcome various hollow designs.
- the hollow structure there is a disadvantage in that it is vulnerable to moisture due to its larger cross-sectional area. As the load is concentrated, cracks or holes are generated due to impact, and as a result, WPC is damaged.
- an object of the present invention is to solve such a conventional problem, and when the resin including the olefin resin, the organic / inorganic filler and the coupling agent is bonded on the metal material, it is possible to implement a solid and various forms of excellent binding force.
- the purpose is to provide a resin metal composite.
- an object of the present invention is a synthetic resin through a surface treatment to control the state of the surface of the metal material through the plasma treatment or primer coating in order to perform the integrated process in the integrated process for producing a final resin metal composite from a metal material having a certain shape.
- An object of the present invention is to provide a manufacturing method including a metal surface processing step that can improve the adhesive strength with.
- the objective of the present invention is to provide a resin resin composite having excellent durability and light weight by optimizing synthetic resin pellets and extrusion conditions during melt extrusion to realize a thin and high strength synthetic resin, and using a coupling agent having a certain viscosity in the synthetic resin.
- the resin metal composite of the present invention is a resin metal composite in which a synthetic resin including an olefin resin, a filler, and a coupling agent is bonded to a metal material, wherein the filler is at least one of an organic filler or an inorganic filler, and the organic filler Is at least one selected from wood flour, wood pellets, wood fibers or equity, and the inorganic filler is at least one selected from talc, calcium carbonate, wollastonite, or kaolinite. It is preferable that the said filler is 1-100 weight part and the said coupling agent are 0.1-10 weight part with respect to 100 weight part of said olefin resins.
- the coupling agent is a silane resin or a maleic anhydride modified resin
- the synthetic resin further includes an additive
- the additive is at least one of a light stabilizer, an antioxidant, a UV absorber, or a lubricant.
- the metal material is at least one of aluminum, iron, copper, chromium, nickel, silicon, manganese, tungsten, zinc or magnesium, and the metal material has a circular, oval, triangular, square, pentagonal, hexagonal, hexagonal, angled, squared or It is characterized in that the column of open form with three to ten vertices.
- a method for preparing a resin metal composite includes: preparing a metal material; Metal material surface processing step of processing the surface of the metal material; Extruding the synthetic resin pellets to prepare a synthetic resin coating solution; A coating step of forming a resin metal composite by coating the synthetic resin coating solution on the surface of the metal material; And a cooling step of cooling the resin metal composite.
- the metal material is at least one of aluminum, iron, copper, chromium, nickel, silicon, manganese, tungsten, zinc, or magnesium, and in the metal material preparation step, the metal material is formed by roll forming a metal plate in cross section.
- the metal surface processing step may be a plasma treatment or a primer applied.
- the synthetic resin pellet includes an olefin resin, a filler, and a coupling agent
- the filler is at least one of an organic filler or an inorganic filler
- the organic filler is at least one selected from wood flour, wood pellets, wood fibers, or stakes.
- the inorganic filler is at least one selected from talc, calcium carbonate, wollastonite or kaolinite
- the coupling agent is a silane resin or a maleic anhydride modified resin.
- the coating step it is preferable to use a mold for applying the synthetic resin coating liquid to the surface of the metal material, and in the coating step, the synthetic resin coating liquid is preferably applied to the surface of the metal material with a thickness of 0.5 to 7.0mm.
- the resin metal composite is characterized in that the cooling for 0.5 to 10 minutes in an atmosphere of 5 to 50 °C, preferably further comprises an embossing step of forming a pattern on the surface of the resin metal composite.
- a resin metal composite which can be embodied in various forms with excellent durability by firmly bonding an olefin resin and a resin including an optimal filler and a coupling agent on a metal material.
- a resin metal composite in the form of a combination of a metal material and a synthetic resin in manufacturing a resin metal composite in the form of a combination of a metal material and a synthetic resin, it can be made by a continuous process from the initial processing to the finished product, thereby producing a finished product of the desired optimized shape and thickness.
- the synthetic resin coating liquid in applying the synthetic resin coating liquid, plasma treatment or primer coating is applied to control the surface state of the metallic material, and the synthetic resin includes a silane coupling agent having an optimum viscosity, thereby increasing the adhesive strength between the metallic material and the synthetic resin, thereby making the synthetic resin coating liquid thin and uniform. It can be applied.
- FIG. 1 is a view showing a resin metal composite according to an embodiment of the present invention.
- FIG. 2 is a flow chart sequentially showing a method of manufacturing a resin metal composite according to an embodiment of the present invention.
- the present invention relates to a resin metal composite, in which a resin including an olefin resin, a filler, and a coupling agent is bonded to a metal material.
- the filler is at least one of an organic filler or an inorganic filler, the organic filler is at least one selected from wood flour, wood pellets, wood fibers or equity, the inorganic filler is at least one selected from talc, calcium carbonate, wollastonite or kaolinite It is preferable.
- the organic filler wood pellets, wood fibers or equity it is also possible to produce an extruded product by improving the organic filler wood pellets, wood fibers or equity, but as mentioned above, there is a problem that it is difficult to manufacture a variety of forms in terms of durability and difficult to form on the metal material as in the present invention By realizing it, it is possible to have a building material with a solid surface suitable for use.
- an inorganic filler such as talc, calcium carbonate, wollastonite, or kaolinite
- the physical properties of the resin can be improved.
- the inorganic filler as described above is excellent in preventing the shrinkage change by improving the surface active effect without eating moisture, and can significantly improve the moldability in the production of synthetic resin. Therefore, the organic filler and the inorganic filler can be used in combination according to the use of the resin metal composite and the type of the metal.
- the composition of the said synthetic resin is 1-100 weight part of fillers, and 0.1-10 weight part of coupling agents with respect to 100 weight part of olefin resins.
- the filler is less than 1 part by weight, the strength is low and the adhesive strength is remarkably difficult to bond to the metal material.
- the filler is more than 100 parts by weight, the strength is high, but it is difficult to apply a thin resin to the metal material.
- the coupling agent is less than 0.1 part by weight, the adhesive force is reduced, the binding force between the materials in the resin is reduced and the elasticity is reduced, when the coupling agent exceeds 10 parts by weight, there is a problem that the degree of extrusion decreases.
- a coupling agent is a silane resin or maleic anhydride modified resin.
- Silane resins or maleic anhydride modified resins prevent the degradation of the product due to the organic fillers and olefin resins used in large quantities and enable the production of compositions having elasticity and strength at the natural wood level.
- the silane resin is preferably at least one selected from amino silanes, epoxy silanes, mercapto silanes, ureido silanes, methacryloxy silanes, vinyl silanes, glycidoxy silanes and sulfido silanes.
- the synthetic resin may further include an additive, and the additive may be at least one of a light stabilizer, an antioxidant, a UV absorber, or a lubricant.
- the additive may be at least one of a light stabilizer, an antioxidant, a UV absorber, or a lubricant.
- Such additives may be used without limitation as long as they are commonly used in the art.
- the light stabilizer is preferably bis 2,2,6,6-tetramethyl-4 piperidyl, and the addition of the light stabilizer prevents olefin resins or synthetic resins from deteriorating weather resistance or discoloring when exposed to ultraviolet rays.
- Antioxidants use phosphate-based antioxidants, phenolic antioxidants, calcium stearate, and ultraviolet absorbers preferably use benzotriazole-based compounds, thereby improving the durability of the resin metal composite.
- the lubricant is preferably an ester lubricant or an amide lubricant, more preferably polyethylene wax or polypropylene wax. Lubricants provide lubricity between each component of the synthetic resin and reduce the friction in the mixing process of each component to increase filler dispersion.
- the metal material is preferably at least one of aluminum, iron, copper, chromium, nickel, silicon, manganese, tungsten, zinc and magnesium, more preferably iron is effective, and more preferably contains a certain amount of chromium to prevent corrosion.
- Stainless steel is the most effective.
- the shape of the metal may be any shape, but in general, it is preferable that the cross section is a circular, elliptical, triangular, square, pentagonal, hexagonal, or hexagonal closed structure or an open pillar having a L or C shape or 3 to 10 vertices. .
- FIG. 1 (a) is a synthetic resin 20 is combined on a metal cross-section of a circular cross-section, (b) is a synthetic resin 20 is combined on a metal material 10 having a cross-section C shape (C) is a form in which the synthetic resin 20 is bonded on the metal material 10 having a rectangular cross section.
- C is a form in which the synthetic resin 20 is bonded on the metal material 10 having a rectangular cross section.
- the center of the metal material 10 may be a hollow shape.
- the synthetic resin 20 may be formed to a thickness of 0.5 to 7.0mm, more preferably 0.5 to 3.0mm thick.
- the resin metal composite is not limited to the form of FIG. 1 and may be in various forms depending on the use.
- the present invention also relates to a resin metal composite manufacturing method, and more particularly, to a manufacturing method optimized for a synthetic resin-metal composite.
- Resin metal composite is prepared through a metal material preparation step (S10), metal surface processing step (S20), extrusion step (S30), coating step (S40) and cooling step (S50) as shown in FIG.
- the metal material preparation step (S10) is a step of preparing a metal material that is located inside the resin metal composite to maintain the high strength of the resin metal composite finally produced. Unlike the conventional method of producing an integrated product of a resin and a metal such as WPC by inserting a C-shaped steel or a tube inside, it is possible to vary the form of the resin metal composite by producing a metal material first and has excellent durability.
- the metal material is preferably at least one of aluminum, iron, copper, chromium, nickel, silicon, manganese, tungsten, zinc and magnesium, more preferably iron is effective, and more preferably contains a certain amount of chromium to prevent corrosion.
- Stainless steel is the most effective.
- Metal provided in the form of a metal plate or a roll can be manufactured in a desired form by roll forming, forming a desired shape.
- the metal material may be in any shape, but in general, the cross section is circular, oval or triangular. It is preferable that it is a closed structure with a rectangular, pentagonal, hexagonal or hexagonal shape or an open pillar with a or c or three to ten vertices.
- Metal surface processing step (S20) is a step of processing the surface of the metal material produced by the roll forming, the surface treatment for applying a thin and uniform thickness of the following synthetic resin coating liquid to the metal surface.
- the surface of the metal material may be made to adhere firmly to the synthetic resin coating liquid and the metal material by plasma treatment or primer application.
- Plasma treatment may be carried out according to a conventional method, but it is preferable that the plasma treatment is performed on the metal material alone under argon alone at a pressure of 10 ⁇ 2 torr or under an atmosphere in which argon further contains oxygen or nitrogen. If the plasma treatment at a pressure higher than the pressure may cause arc discharge by impurities.
- the primer is a composition including a thermosetting resin and a thermoplastic resin.
- the thermoplastic resin has a low heat resistance and excellent adhesion to the resin, but a poor adhesion with a metal, and a thermosetting resin has a high heat resistance and a thermosetting resin or a metal.
- the adhesive strength is excellent, the adhesive strength with the thermoplastic resin is not good. Therefore, it is preferable to use a primer formed by mixing a thermosetting resin, and it is effective that the thermoplastic resin is 100 parts by weight with respect to 100 parts by weight of the thermosetting resin.
- the thermosetting resin an epoxy resin and a melamine resin are preferable, and as the thermoplastic resin, methyl cellulose and polyvinylacetate resin are preferable.
- Adhesion can be maximized by performing physical processing to control the surface roughness with the chemical treatment as described above. It is preferable that the center line average roughness Ra of the surface of the metal material of this invention is 0.5-10 micrometers, and the maximum height Rmax is 20-50 micrometers. If the center line is outside the average roughness and the maximum height range, the surface of the metal material has a small surface roughness, so the adhesive strength with the resin coating liquid is weak, so that it is difficult to apply thinly or the surface roughness is not smoothly coated, resulting in a poor appearance. .
- Such surface processing is not limited to the processing method, but a metal processing method of turning, milling, grinding, lapping or honing is preferable.
- Extrusion step (S30) is to prepare a synthetic resin coating liquid to be applied to the metal material, it is a step of preparing a synthetic resin coating liquid by melt extrusion of the synthetic resin pellets.
- the composition of the synthetic resin constituting the synthetic resin pellet includes an olefin resin, a filler, and a coupling agent
- the filler is at least one of an organic filler or an inorganic filler
- the organic filler is wood flour, wood pellets, wood fibers, or stakes.
- At least one selected from, the inorganic filler is at least one selected from talc, calcium carbonate, wollastonite or kaolinite
- the coupling agent is preferably a silane resin or maleic anhydride modified resin.
- wood flour, wood pellets, and wood fibers which are organic fillers it is preferable to include wood flour, an olefin resin and a coupling agent as organic fillers.
- wood flour among organic fillers there is no restriction
- Olefin resin refers to polypropylene (PP) and polyethylene (ethylene polymers such as HDPE, LDPE, LLDPE) and copolymers thereof or mixtures of these polymers. Olefin resins are more resistant to external impacts than other resins to produce high strength resins.
- the coupling agent is preferably a silane resin or maleic anhydride modified resin, which has excellent performance in bonding the olefin resin and the filler. It is preferable that the coupling agent has a viscosity of 20,000 to 25,000 cps. If the viscosity is less than 20,000 cps, it is difficult to apply a thin coating of the resin coating due to a slight increase in strength. When the viscosity exceeds 25,000 cps, the resin is peeled off the surface of the metal material and the durability of the product This can fall significantly.
- the synthetic resin further comprises at least one of a light stabilizer, an antioxidant, an ultraviolet absorber, or a lubricant as an additive, and it is effective to use the same weight ratio between the additives.
- composition of a synthetic resin is 1-100 weight part of fillers, 0.1-10 weight part of coupling agents, and 5-20 weight part of additives with respect to 100 weight part of olefin resins.
- Synthetic resin pellets are used with a diameter of 2 to 5mm, and the extrudeability is excellent when the diameter of the pellets used is constant in the above range on average, but if the shape of the pellet is different from the above range, Since the supply amount is not constant, there is a problem of inferior extrudability.
- the extrusion process an important process for producing high quality resin coatings, begins with the raw material pellets being fed into the screw through the extruder's hopper. Due to the characteristics of wood flour, the specific gravity is low, the carbonization point is low, and the internal structure of wood flour is weak to severe shear-stress (shear stress) during the extrusion process, so it is preferable that the diameter of the screw is 20 to 100 mm. In the case of using the screw in the diameter range, by maintaining the optimum kneading degree and the minimum sheath-stress, it is possible to achieve an excellent extrusion property by forming an optimal extrusion state for the synthetic resin pellets having a diameter of 2 to 5mm.
- the extrusion speed is preferably 1 to 10 m / min, more preferably 2 to 5 m / min is effective. If the extrusion speed is less than 1m / min, the surface of the profile is produced or bent due to the bending and economical efficiency, if it exceeds 10m / min is difficult to control the production conditions to produce a product with a non-constant coating state There is a problem.
- Coating step (S40) is a step of forming a resin metal composite, on the metal material produced through the metal material preparation step (S10) and the metal surface processing step (S20), applying a synthetic resin coating solution produced through the extrusion step (S30). do.
- the synthetic resin coating liquid is subjected to the extrusion step (S30) is applied to the metal material in a thin thickness to form a resin metal complex.
- the mold may be manufactured differently depending on the coating thickness.
- the cooling step (S50) is a step of cooling the resin metal composite, and the resin metal composite is cooled for 0.5 to 10 minutes in an atmosphere of 5 to 50 ° C. because the synthetic resin coating solution is applied in a melt-extruded state. If the cooling temperature is less than 5 °C cracks may occur on the applied synthetic resin and the economical efficiency is low, and if the cooling temperature is higher than 50 °C high cooling time is excessively excessive cooling time is inferior.
- a cooling apparatus it is preferable to use a cooling water tank, and you may use an air cooling system.
- the cooling step (S50) may further include a take-out step (S60), after the embossing step (S70) and the produced resin metal composite for smoothing the surface according to the required length It is preferable to further include a cutting step (S80) to cut.
- Various patterns may be formed on the resin metal composite surface, and in particular, wood grain patterns may be formed to give a texture of actual wood, and the embossing process for forming the patterns may be deep embossed at high pressure.
- Conventional WPC-only material has a weaker strength than the resin metal composite according to the present invention, so embossing is difficult, and continuous production is difficult when the tube is inserted.
- the metal material preparation step (S10), metal material surface processing step (S20), extrusion step (S30), coating step (S40), cooling step (S50), take-off step (S60), embossing step (S70) and cutting step Through a series of steps including (S80), not only can be achieved by a continuous process from the beginning of the processing to the finished product, but also can reduce the production cost by efficiently fusing and producing between different materials.
- the present invention also relates to a resin metal composite prepared by the above method.
- the strength is weak and weak to ultraviolet rays, so that when left in the sun for a long time, the surface color is deteriorated and the physical properties thereof are deteriorated and the durability thereof is limited, whereas the resin metal composite according to the manufacturing method of the present invention is made of metal. Synthetic resin coated form can have excellent physical properties and durability.
- a resin metal composite excellent in physical properties and durability By coating a synthetic resin on the metal material is provided a resin metal composite excellent in physical properties and durability.
- the manufacturing method of the resin metal composite of the present invention it is possible to produce a resin metal composite in which the synthetic resin is applied to the metal material through a series of processes, and the durability and strength by optimizing the surface of the metal material and the composition of the synthetic resin Excellent resin metal composites can be provided, and a continuous process provides resin metal composites of the desired optimized shape and thickness.
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Abstract
Description
Claims (15)
- 금속재에 올레핀 수지, 필러 및 커플링제를 포함한 합성수지가 결합된 수지금속 복합체로,상기 필러는 유기필러 또는 무기필러 중 적어도 하나이고, 상기 유기필러는 목분, 목펠렛, 목섬유 또는 지분에서 선택된 하나 이상이고, 상기 무기필러는 탈크, 탄산칼슘, 월라스토나이트 또는 카오리나이트에서 선택된 하나 이상인 것을 특징으로 하는 수지금속 복합체.
- 제 1항에 있어서,상기 올레핀 수지 100중량부에 대하여, 상기 필러는 1 내지 100중량부, 상기 커플링제는 0.1 내지 10중량부인 것을 특징으로 하는 수지금속 복합체.
- 제 1항에 있어서,상기 커플링제는 실란 수지 또는 무수 말레인산 변성 수지인 것을 특징으로 하는 수지금속 복합체.
- 제 1항 내지 제 3항 중 어느 한 항에 있어서,상기 합성수지는 첨가제를 더 포함하고, 상기 첨가제는 광안정제, 산화방지제, 자외선흡수제 또는 윤활제 중 적어도 하나인 것을 특징으로 하는 수지금속 복합체.
- 제 1항에 있어서,상기 금속재는 알루미늄, 철, 구리, 크롬, 니켈, 규소, 망간, 텅스텐, 아연 또는 마그네슘 중 적어도 하나인 것을 특징으로 하는 수지금속 복합체.
- 제 1항 또는 제 5항에 있어서,상기 금속재는 단면이 원형, 타원형, 삼각형, 사각형, 오각형, 육각형, 칠각형, ㄱ자, ㄷ자 또는 3 내지 10개의 꼭짓점이 있는 열린 형태의 기둥인 것을 특징으로 하는 수지금속 복합체.
- 금속재를 준비하는 금속재 준비단계;상기 금속재의 표면을 가공하는 금속재 표면 가공단계;합성수지 펠렛을 용융 압출하여 합성수지 코팅액을 준비하는 압출단계;상기 금속재의 표면에 상기 합성수지 코팅액을 도포하여 수지금속 복합체를 형성하는 코팅단계; 및상기 수지금속 복합체를 냉각시키는 냉각단계;를 포함하는 것을 특징으로 하는 수지금속 복합체 제조방법.
- 제 7항에 있어서,상기 금속재 준비단계에서 상기 금속재는 알루미늄, 철, 구리, 크롬, 니켈, 규소, 망간, 텅스텐, 아연 또는 마그네슘 중 적어도 하나인 것을 특징으로 하는 수지금속 복합체 제조방법.
- 제 7항 또는 제 8항에 있어서,상기 금속재 준비단계에서 상기 금속재는 금속판을 롤 포밍 성형하여 단면이 원형, 타원형, 삼각형, 사각형, 오각형, 육각형, 칠각형, ㄱ자, ㄷ자 또는 3 내지 10개의 꼭짓점이 있는 열린 형태의 기둥인 것을 특징으로 하는 수지금속 복합체 제조방법.
- 제 7항에 있어서,상기 금속재 표면 가공단계는 플라즈마 처리하거나 프라이머를 도포하는 것을 특징으로 하는 수지금속 복합체 제조방법.
- 제 7항에 있어서,상기 압출단계에서 상기 합성수지 펠렛은 올레핀 수지, 필러 및 커플링제를 포함하여 이루어지고,상기 필러는 유기필러 또는 무기필러 중 적어도 하나이며, 상기 유기필러는 목분, 목펠렛, 목섬유 또는 지분에서 선택된 하나 이상이고, 상기 무기필러는 탈크, 탄산칼슘, 월라스토나이트 또는 카오리나이트에서 선택된 하나 이상이고, 상기 커플링제는 실란 수지 또는 무수 말레인산 변성 수지인 것을 특징으로 하는 수지금속 복합체 제조방법.
- 제 7항에 있어서,상기 코팅단계에서 상기 금속재의 표면에 상기 합성수지 코팅액을 도포하기 위한 금형을 사용하는 것을 특징으로 하는 수지금속 복합체 제조방법.
- 제 7항 또는 제 12항에 있어서,상기 코팅단계에서 상기 합성수지 코팅액은 0.5 내지 7.0mm의 두께로 상기 금속재의 표면에 도포되는 것을 특징으로 하는 수지금속 복합체 제조방법.
- 제 7항에 있어서,상기 냉각 단계에서, 상기 수지금속 복합체는 5 내지 50℃의 분위기에서 0.5내지 10분동안 냉각시키는 것을 특징으로 하는 수지금속 복합체 제조방법.
- 제 7항에 있어서,상기 수지금속 복합체의 표면에 무늬를 형성하는 엠보싱 단계를 더 포함하는 것을 특징으로 하는 수지금속 복합체 제조방법.
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US20050058822A1 (en) * | 2003-08-04 | 2005-03-17 | Ittel Steven Dale | Fiber-reinforced thermoplastic matrices |
US7825180B2 (en) * | 2005-10-21 | 2010-11-02 | Chemtura Corporation | Thermoplastic blend compositions as soft coupling agents |
JP2012012684A (ja) * | 2010-07-02 | 2012-01-19 | Bridgestone Corp | 樹脂−金属複合材料及びその製造方法、並びにタイヤ |
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