WO2016122223A1 - 스퍼터링용 불소계고분자 복합 타겟 - Google Patents
스퍼터링용 불소계고분자 복합 타겟 Download PDFInfo
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- WO2016122223A1 WO2016122223A1 PCT/KR2016/000927 KR2016000927W WO2016122223A1 WO 2016122223 A1 WO2016122223 A1 WO 2016122223A1 KR 2016000927 W KR2016000927 W KR 2016000927W WO 2016122223 A1 WO2016122223 A1 WO 2016122223A1
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- fluorine
- based polymer
- polymer composite
- composite target
- sputtering
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/12—Organic material
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
Definitions
- the present invention relates to a fluorine-based polymer composite target for sputtering, and in more detail, has a complex functionality and can stably form a plasma by improving the bonding force with the electrode, and in the RF sputtering process that can stably form the plasma by improving the bonding force with the electrode.
- the present invention relates to a fluorine-based polymer composite target capable of rapidly depositing even at low deposition energy of MF or DC.
- flat panel display devices such as liquid crystal display devices, plasma display devices, and organic light emitting display devices are commercially available.
- demand for flat panel display panels and touch screens is increasing with the launch of various digital devices such as smartphones, digital TVs, tablet PCs, laptops, PMPs, and navigation devices.
- the flat panel display panel examples include LCD, PDP, and OLED. They are widely used as display devices of various digital devices because of their light weight, thinness, low power drive, full-color and high resolution.
- the touch screen is an input device installed on a display surface of various flat panel display devices and used to allow a user to select desired information while viewing the display device.
- Such a flat panel display panel or a touch screen is exposed to the outside and is easily contaminated by contaminants containing moisture or moisture, and has a problem that it is not easy to wipe off contaminants when it is left standing for a long time with contaminants. Moreover, the display panel or touch screen needs to be protected from moisture because moisture may adversely affect the function of the product.
- a method of forming a hydrophobic film by forming a protective film containing fluorine on the surface of these display devices is mainly used.
- a method of forming a thin film of the compound on a substrate by heating a solution containing an organosilicon compound containing a fluorine-substituted alkyl group as it is (Patent Document 001, Japanese Patent Application Laid-Open) 2009-175500) and a method of applying a PTFE (polytetrafluoroethylene) powder dispersion (dispersion) on a heat resistant substrate and then heating it to a melting point or more to bind the powder to form a thin film (Patent Document 002) And JP-A-1993-032810.
- Patent Document 003 Japanese Patent Application Laid-Open No. 199-215905
- Patent Document 003 Japanese Patent Application Laid-Open No. 199-215905
- Patent Document 001 has a problem that when the raw material is heated for a predetermined time or more, the durability of the thin film is reduced, so that the thickness of the film that can be produced is limited or a thin film having high durability cannot be stably produced.
- the invention disclosed in Patent Document 002 is limited due to the high melting point of PTFE and can be a cause of high cost.
- the invention disclosed in Patent Document 003 is stable because the raw material used as the deposition source before being introduced into the deposition apparatus becomes unstable. There is a problem that can not produce a thin film.
- another method for implementing a hydrophobic surface is a method using a fluorine-based surfactant.
- a fluorine-based surfactant may be introduced to adjust the fluorine carbide portion well on the surface, but there is a problem causing durability.
- durability is improved, but it is difficult to implement hydrophobicity, and it is not preferable because it may cause appearance problems on the surface due to phase separation from the coating matrix.
- sputtering which is a method of coating a fluorine-based polymer by a dry process, and a strong plasma is formed on the surface of the fluorine-based polymer, and the generated plasma gives strong energy to the surface of the fluorine-based polymer, and molecular-level fluorine-based polymer is separated from the surface and deposited on the opposite side. It is a process that is deposited and coated on the surface of the ash.
- the high frequency power method must use RF (Radio Frequency Suppertering Power) and smoothly plasma with low energy such as mid-range frequency sputtering power (MF) or direct current sputtering power (DC). It cannot be deposited by generating.
- RF Radio Frequency Suppertering Power
- high frequency power supply alternately applies positive and negative voltages to high frequency of several tens of MHz (generally 13.56MHz) using RF, and sputtering occurs when negative voltage is applied.
- MHz generally 13.56MHz
- sputtering occurs when negative voltage is applied.
- it has the effect of preventing the adhesion of cations on the target surface, so that it is possible to sputter the target of the insulator without generating an arc.
- application of a negative voltage is not easy, and there is still a problem in that the deposition rate of the thin film is decreased.
- MF and DC have a relatively low frequency of tens of KHz or less than RF having a frequency of several tens of MHz, so no separate impedance matching is required, the device is simple, and sputtering is continuous. It has the advantage of being capable of production, and is a highly industrial method.
- the inventors of the present invention intend to coat fluorine-based polymers by using a dry process, and arc generation on the surface of fluorine-based polymers by using a conventional RF power source, target damage due to heat, and arcs between fluorine-based polymers and metal electrodes applying voltage.
- the present invention has been completed by developing a new technology capable of excellent deposition efficiency even at low energy such as DC or MF sputtering as well as solving the problem of low deposition rate due to the generation of plasma having low efficiency compared to the applied voltage.
- the inventors of the present invention are the super water-repellent fluorine-based polymer, the arc of the surface of the fluorine-based polymer by using a conventional RF power source, the target damage caused by heat, the fluorine-based polymer and the arc between the metal electrode applying voltage and the like between the electrode and the target
- a new fluorine-based polymer composite target capable of depositing with excellent deposition efficiency even at low energy, such as DC or MF sputtering, as well as the problem of incomplete deposition due to desorption and low deposition rate due to low efficiency plasma generation compared to applied voltage.
- the present invention provides a novel sputtering fluoropolymer composite target capable of sputtering superhydrophobic and highly insulating fluoropolymer thin films even at low energy, such as MF or DC.
- the present invention in the fluorine-based polymer thin film deposition process having a disadvantage that can not easily apply the electrical energy as a representative insulator, only to improve the problem in the RF sputtering process, which had to be adopted in the past had the above various problems. Rather, it provides a new fluorine-based polymer composite target that can be stably sputtered even in MF and DC power sources, which are lower than RF.
- the present invention is the damage of the fluorine-based polymer target, fluorine-based polymer due to deterioration of the fluorine-based polymer by using the radio frequency (Radio Frequency) in the sputtering to form a thin film of fluorine-based polymer that requires high energy as a conventional non-conductive It is to provide a new fluorine-based polymer composite target for sputtering that improves the problem that the deposition rate is lowered due to the generation of an arc or the like between the metal electrode to which the voltage is applied and the generation of the plasma having a lower efficiency than the applied voltage.
- Radio Frequency Radio Frequency
- the present invention improves the poor bonding strength, such as separation of the bonding surface due to poor adhesion to the electrode fluorine-based polymer target placed on the electrode in the sputtering chamber, it is possible to perform a sputtering process stably, stable plasma formation
- the present invention provides a new fluorine-based polymer composite target for sputtering, which exhibits insulation breakdown and high deposition rate of fluorine-based polymer. This problem is particularly significant in the RF sputtering method.
- Still another object of the present invention is to provide a sputtering deposition system for using the fluorine-based polymer composite target according to the present invention and a molded product deposited and manufactured by the fluorine-based polymer composite target.
- the present invention is to provide a sputtering method using a fluorine-based polymer composite target capable of stably sputtering deposition of the fluorine-based polymer to the adherend. Specifically, fixing the fluorine-based polymer composite target of various embodiments according to the present invention in a chamber and generating and depositing a plasma by any one method selected from RF, MF and DC to the fluorine-based polymer composite target It is to provide a sputtering method.
- the present invention solves the above problems in the RF deposition system by producing a fluorine-based polymer composite target containing at least one component selected from a conductive material (functionalizing agent) and a metal compound in the fluorine-based polymer,
- a fluorine-based polymer composite target containing at least one component selected from a conductive material (functionalizing agent) and a metal compound in the fluorine-based polymer
- a conductive material or a mixed component of a conductive material and a metal compound in the fluorine-based polymer it is possible to deposit fluorine-based polymer, which has been substantially impossible in the DC and MF deposition systems, and to deposit at a high deposition efficiency at a remarkable speed.
- the present invention has been completed.
- the present invention is a functionalizing agent comprising any one or two or more selected from (1) conductive particles, conductive polymers and metal components in the fluorine-based polymer, (2) metal organic matter, metal oxide, metal carbon body, metal One or more components selected from one or more metallic chemicals selected from hydroxides, metal carbonates, metal bicarbonates, metal nitrides and metal fluorides, or (3) mixed components of one or more of (1) and (2)
- the present invention has been completed by providing a fluorine-based polymer composite target for deposition comprising a.
- the sputtering fluorine-based polymer composite target according to the present invention is smoothly bonded to the electrode of the deposition chamber, and is not deformed by generating high plasma by applying high energy, such as RF, and stably. It is possible to deposit fluorine-based polymer at high deposition rate on the adherend, and at the same time, it is possible to deposit on the adherend at a very high deposition rate even in MF or DC power supply, which is lower than RF.
- the fluorine-based polymer composite target for sputtering is a high frequency radio frequency (Radio Frequency, RF) when mixing a functionalizing agent of one or two or more conductive materials selected from conductive particles, conductive polymers and metal components, etc.
- RF Radio Frequency
- the damage of the fluorine-based polymer target due to the deterioration of the fluorine-based polymer due to the use does not occur even in the long-term use, and minimizes the occurrence of arcs between the fluorine-based polymer and the metal electrode to which voltage is applied, and high efficiency compared to the applied voltage.
- the plasma generation of the very high deposition rate, etc. will have an amazing effect.
- the fluorine-based polymer composite target imparts conductivity in the target, thereby stably depositing the fluorine-based polymer not only in RF but also in MF and DC, which are lower voltages, as well as the adherend at an incredibly impossible speed.
- the present invention has been completed by knowing that sputtering deposition is possible and insulation breakage can be prevented.
- an aspect of the present invention provides a fluorine-based polymer composite target for sputtering containing a fluorine-based polymer and a functionalizing agent that imparts conductivity.
- the functionalizing agent which is the conductive material in the present invention
- significant effects can be achieved in all of RF, DC, and MF, and thus the embodiment of the present invention does not limit the power applied.
- the present invention relates to (1) functionalizing agent and / or (2) metal organic matter, metal oxide, metal carbon body, metal hydroxide, metal carbonate, metal bicarbonate, It may be prepared by including one or two or more metal compounds selected from metal nitrides and metal fluorides. That is, in the RF application method, even if only a metal compound is included, the adhesion to the electrode is improved, and the problem occurring in the target manufactured by the fluorine-based polymer alone can be solved, and thus belongs to the aspect of the present invention. However, when only the metal compound is included, the effect is inferior to the case of including the conductive functionalizing agent. Therefore, in the RF application method, the conductive functionalizing agent or the mixture of the conductive functionalizing agent and the metal compound is given priority in the present invention.
- the deposition efficiency when deposition is performed by applying low deposition energy of DC and MF, when only the metal compound alone is included, the deposition efficiency is not or is significantly lowered, so that the deposition efficiency is substantially lowered.
- the fluorine-based polymer composite target manufactured by mixing the metal compound alone is deposited by applying RF, the surface on which the metal compound is mixed corresponds to the electrode surface (the electrode surface).
- the fluorine-based polymer composite target containing the conductive functionalizing agent or the fluorine-based polymer composite target prepared by containing a mixed component of the conductive functionalizing agent and a metal compound is much lower than the fluorine-based polymer composed of only conventional fluorine-based polymers. It is within the scope of the present invention because it exhibits superior performance than polymer targets.
- the fluorine-based polymer composite target of the present invention when RF is applied and deposited, includes all of the embodiments of the present invention including all of the conductive functionalizing agent, the metal compound, or a mixed component thereof, but the relative composition such as DC or MF.
- the fluorine-based polymer composite target may include a conductive functionalizer or a mixed component of the conductive functionalizer and a metal compound.
- the fluorine-based polymer composite target according to an aspect of the present invention significantly improves the surface adhesion of the fluorine-based polymer to the electrode surface inside the sputtering chamber for MF or DC sputtering as well as RF, thereby generating and depositing plasma by applying energy.
- the adhesive surface of the electrode surface and the fluorine-based polymer composite target is detached and serves to fix firmly so that deformation of the fluorine-based polymer composite target does not occur.
- the fluorine-based polymer component to be deposited may be evenly and uniformly deposited on the adherend.
- the fluorine-based polymer composite target according to the present invention can be sputtered with high deposition rate on the adherend stably even at low voltage MF or DC as well as RF, and the fluorine-based polymer composite target according to the present invention, it can effectively prevent dielectric breakdown have.
- the fluorine-based polymer composite target according to an aspect of the present invention may have a stacking gradient or a continuous content gradient formed by stacking two or more layers including different or identical functionalizing agents and / or metal compounds.
- the gradient is to increase the content of the functionalizing agent and / or the metal compound in the thickness direction, the content of the functionalizing agent may be reduced in the direction of the adherend or vice versa, but is not limited thereto.
- the present invention provides a bonding layer including a conductive functionalizing agent and / or a metal compound formed on one surface of an electrode surface of a deposition chamber and a fluorine-based polymer and functionalizing agent and / or metal compound formed on the other surface of the bonding layer.
- a bonding layer including a conductive functionalizing agent and / or a metal compound formed on one surface of an electrode surface of a deposition chamber and a fluorine-based polymer and functionalizing agent and / or metal compound formed on the other surface of the bonding layer.
- It may be a fluorine-based polymer composite target including a functional layer comprising a.
- the present invention may provide a fluorine-based polymer composite target composed of a functional agent and / or a metal compound and a fluorine-based polymer including conductive particles, a conductive polymer, a metal component, or a mixed component thereof in contact with an electrode surface.
- the functionalizing agent is not limited as long as it has conductivity, but means, for example, conductive particles, conductive polymers and metal components.
- a non-limiting example of the conductive particles selected from carbon nanotubes, carbon nanofibers, carbon black, graphene (graphene), graphite and carbon fibers There may be more than one.
- the non-limiting example of the conductive polymer in the present invention polyaniline (polyaniline), polyacetylene (polyacetylene), polythiophene (polythiophene), polypyrrole (polypyrrole), polyfluorene (polyfluorene), polypyrene (polypyrene) , Polyazulene, polynaphthalene, polyphenylene, polyphenylene vinylene, polycarbazole, polyindole, polyazephine, It may be one or more selected from polyethylene, polyethylene vinylene, polyphenylene sulfide, polyfuran, polyselenophene, polytellurophene, and the like. .
- the metal component is a non-limiting example, Cu, Al, Ag, Au, W, Mg, Ni, Mo, V, Nb, Ti, Pt At least one metal selected from Cr, Ta, and the like.
- the metal compound is at least one metal selected from metal organic matter, metal oxide, metal carbon body, metal hydroxide, metal carbonate, metal bicarbonate, metal nitride and metal fluoride
- the compound may further include, but the metal compound is not limited, for example, SiO 2 , Al 2 O 3 , ITO, IGZO, ZnO, In 2 O 3 , SnO 2 , TiO 2 , AZO, ATO, SrTiO 3 , CeO 2 , MgO, NiO, CaO, ZrO 2 , Y 2 O 3 , Al 2 O 3 , MgF 2 , CuF 2 , Si 3
- the fluorinated polymer of the present invention is polytetrafluoroethylene, polychlorotrifluoroethylene, polyvinylidenedifluoride, fluorinated ethylene propylene copolymer, ethylene-tetrafluoroethylene copolymer, ethylene-chlorotrifluoro
- the fluorine-based polymer composite target according to an embodiment of the present invention may contain 0.01 to 2000 parts by weight of a functionalizing agent and / or a metal compound based on 100 parts by weight of the fluorine-based polymer.
- the metal compound is mixed with the functionalizing agent, the composition ratio is not limited as long as it exhibits the conductivity of the present invention, and the ratio may be represented by a weight ratio of 0.1 to 99.9% to 99.9% to 0.1%, but is not limited thereto.
- the fluorine-based polymer composite target may be manufactured by continuously increasing or decreasing the content of the functionalizing agent and / or the metal compound from one surface to the other surface to give a content gradient of the functionalizing agent.
- the gradient may mean a form in which a gradient is given by continuously changing the content of the functionalizing agent in the thickness direction between the plane and the plane or changing the content into a plurality of layers of two or more layers.
- the fluorine-based polymer composite target which can maximize the adhesion between the electrode and the surface and minimizes the content of the functionalizing agent and / or the metal compound deposited on the adherend is very good. .
- the first layer to be bonded to the metal electrode surface to increase the content of the functionalizing agent and / or the metal compound, and vice versa
- the second layer having a non-functionalizing agent and / or the content of the metal compound may be prepared by lowering the content of the components than the content of the first layer, it is possible to appropriately modify the content of the components according to the purpose Of course.
- the fluorine-based polymer composite target may be manufactured to have a gradient of the content of the functionalizing agent and / or the metal compound in the thickness direction, and particularly the gradient is a functionalizing agent and / or toward the electrode surface. Or a high content of the metal compound and adhered on the electrode surface in order to reduce the content of the functionalizing agent and / or the metal compound in the direction of the adherend to improve adhesion with the electrode surface, resulting in high sputtering efficiency and firm adhesion. Since the fixed fluorine-based polymer composite target is not deformed, the uniformity of the thickness deposited on the adherend during sputtering may be improved. Of course, as long as the gradient includes the functionalizing agent and / or the metal compound, the adhesive may be included in the opposite direction.
- the sputtering apparatus of the present invention is not particularly limited, but for example, a sputtering chamber for sputtering, a first electrode applying portion formed inside the chamber, and a sputtering according to the present invention located on an upper surface of the first electrode applying portion.
- a sputtering deposition system including a fluorine-based polymer composite target, a second electrode applying unit, an adherend located between the fluorine-based polymer composite target and the second electrode applying unit or at an appropriate position.
- one aspect of the present invention provides a molded article produced using the fluorine-based polymer composite target described above.
- the molded body may be a high quality transparent fluorocarbon thin film having a high water contact angle.
- an aspect of the present invention provides a sputtering method capable of stably depositing a fluorine-based polymer on the adherend using the above-described fluorine-based polymer composite target.
- the sputtering method includes the step of fixing the fluorine-based polymer composite target to the deposition chamber and generating and depositing a plasma by any one of an application method selected from RF, MF, and DC to the fluorine-based polymer composite target. to provide.
- the fluorine-based polymer composite target for sputtering according to the present invention can realize excellent adhesion between the fluorine-based polymer and the electrode by lowering the surface contact angle between the metal electrode applying the voltage, and suppressing the occurrence of warpage caused by strong energy. The occurrence of bonding defects with and electrodes can be reduced.
- the fluorine-based polymer composite target for sputtering according to the present invention provides conductivity to prevent breakdown of the target that may occur during RF sputtering, and has the advantage that sputtering is possible at high deposition rates in MF and DC as well as RF.
- the target for thin film sputtering is fixed to a metal electrode to which a voltage is applied.
- the method of fixing conventional methods such as soldering, brazing, diffusion bonding, mechanical quenching, or epoxy bonding are used, but shear defects are shown at the edge edges of the bonding interface due to the difference in thermal expansion between the target and the metal electrode.
- the adhesive may have a problem of separation. This problem may generate an arc or the like between the metal electrode and the target, thereby generating a low efficiency plasma compared to the applied voltage, thereby exhibiting a low deposition efficiency.
- the surface contact angle between the metal electrode and the target is high due to the hydrophobic and insulating properties, and various chemical treatments are required to fix them.
- the fluorine-based polymer target exhibits a very large insulation property, in order to sputter, high frequency energy of RF (radio-frequency) must be applied, so that the fluorine-based polymer target is not only deformed as it is but also at the junction with the electrode surface. Inevitably, deformation or defects at the junction were inevitably generated, and therefore, the deposition efficiency was not very uniform even on the surface of the adherend.
- the present applicant has intensified the research on the fluorine-based polymer target for sputtering, and thus, by containing at least one component selected from conductive materials (functionalizing agents) such as conductive particles, conductive polymers, metal components, and metal compounds in the fluorine-based polymer target.
- conductive materials functionalizing agents
- the present invention has been found to have excellent deposition efficiency.
- the present invention provides a fluorine-based polymer composite target for sputtering containing a fluorine-based polymer, a functionalizing agent and / or a metal compound.
- the present invention is to provide a fluorine-based polymer composite target that is continuously gradient by increasing or decreasing the content of the functionalizing agent and / or metal compound from one surface to the other surface.
- the gradient may give a gradient by continuously varying the content of the functionalizing agent and / or the metal compound in the thickness direction between the surfaces of the fluorine-based polymer composite target, the functionalizing agent of each layer in multiple layers of two or more layers and / Alternatively, it may be prepared in a form giving a gradient by changing the content of the metal compound, which can be manufactured by adjusting according to various purposes or functions.
- the thickness of the portion (bonding layer) in contact with the electrode surface is 1 to 80% of the total thickness of the fluorine-based polymer composite target It may be a thickness, preferably may have a thickness of 5 to 20%, but is not limited thereto.
- the adherend refers to a substrate on which the fluorine-based polymer is deposited by the fluorine-based polymer composite target.
- the layer in contact with the electrode surface includes a functionalizing agent and / or a metal compound, but is a part (functional layer) deposited on the opposite side.
- the second layer may have only fluorine-based polymers containing no functionalizing agent and / or metal compound.
- the first layer and the second layer may also have the same component and the same amount of functionalizing agent, and it is generally preferable to include a functionalizing agent having conductivity in the first layer in contact with the electrode surface, but is not limited thereto. no.
- the fluorine-based polymer composite target according to an aspect of the present invention may contain 0.01 to 2000 parts by weight of at least one conductive material selected from the conductive particles, the conductive polymer, and the metal component, based on 100 parts by weight of the fluorine-based polymer, and has excellent bonding strength. It is preferable to contain 0.5 to 1500 parts by weight, more preferably 1 to 1000 parts by weight in terms of having a.
- One aspect of the present invention provides a fluorine-based polymer composite target comprising a functionalizing agent which is a conductive material selected from conductive particles, conductive polymers, metal components and the like.
- the second aspect of the present invention is a fluorine-based polymer composite target further comprising at least one metal compound selected from metal organic matter, metal oxide, metal carbon body, metal hydroxide, metal carbonate, metal bicarbonate, metal nitride, metal fluoride, etc. To provide.
- Three embodiments of the present invention also include a fluorine-based polymer composite target containing only a metal compound when deposited by RF application.
- the fourth aspect of the present invention includes a fluorine-based polymer composite target which gives a continuous gradient or gives a step gradient to a plurality of layers by varying the content of the functionalizing agent and / or metal compound in the thickness direction of the fluorine-based polymer composite target.
- the functional agent and / or the metal compound are included in the direction of contact with the electrode surface, and the functionalizing agent and / or is provided on the other side of the fluoropolymer composite target. It also includes having a functional layer which is a fluorine-based polymer layer containing no metal compound.
- the components of the functionalizing agent and / or the metal compound of each layer in the fluorine-based polymer composite target having the stacked gradient formed of the plurality of layers may be the same or different. Includes all aspects.
- the fluoropolymer composite target in the MF or DC application method necessarily includes a functionalizing agent that is a conductive material.
- the fluorine-based polymer composite target of the present invention includes one or two or more functionalizing agents and / or metal compounds selected from conductive particles, conductive polymers, metal components, and the like in the fluorine-based polymer, thereby providing a surface with an electrode to which a voltage is applied. It is possible to have a high surface energy by lowering the contact angle, so even when high energy is applied, the fluorine-based polymer composite target has a surprising effect that deformation does not occur. In addition, even in a power supply system such as MF or DC, it is easily deposited by the role of the functionalizing agent, and brings a surprising increase in deposition efficiency.
- the fluorine-based polymer composite target according to an aspect of the present invention may not only sputter even in MF or DC power supply by surprisingly providing conductivity to the fluorine-based polymer composite target by containing a functionalizing agent as a conductive material in the fluorine-based polymer having insulation properties. High deposition rates can be achieved by increasing plasma formation efficiency.
- the fluorine-based polymer according to an aspect of the present invention is not limited to fluorine-containing resins, but preferably polytetrafluoroethylene (PTFE, polytetrafluoroethylene) and polychlorotrifluoro, which are synthetic resins polymerized with fluorine-containing olefins.
- PTFE polytetrafluoroethylene
- polychlorotrifluoro which are synthetic resins polymerized with fluorine-containing olefins.
- PCTFE Polychlorotrifluoroethylene
- PVDF polyvinylidene fluoride
- FEP fluorinated ethylene propylene copolymer
- ETFE ethylene tetrafluoroethylene copolymer
- At least one fluorine-based polymer selected from ethylene chlorotrifluoroethylene copolymer (ECTFE, ethylene chlorotrifluoroethylene copolymer), perfluoroalkoxy copolymer (PFA), etc .
- At least one fluororubber selected from vinyl fluoride homopolymer rubber, vinyl fluoride copolymer rubber, vinylidene fluoride homopolymer rubber, vinylidene fluoride copolymer rubber, and the like; It may be at least one selected from, more preferably polytetrafluoroethylene (PTFE, polytetrafluoroethylene), fluorinated ethylene propylene copolymer (FEP, fluorinated ethylene propylene copolymer), perfluoro
- the metal component may be Cu, Al, Ag, Si, Au, W, Mg, Ni, Mo, V, Nb, Ti, Pt, Cr, Ta, etc., preferably Cu , Al, Ag, Si, Au, W, Mg or mixed metals thereof, but is not limited thereto.
- the conductive particles and the conductive polymer are not limited as long as they have a conductive material.
- the non-limiting examples of the conductive particles include carbon nanotubes, carbon nanofibers, and carbon blacks. black, graphene, graphite, carbon fiber, or mixtures thereof, and may also include other organic conductive particles.
- the conductivity can be provided while maintaining the fluorine carbide component.
- non-limiting examples of the conductive polymer include polyaniline, polyacetylene, polythiophene, polypyrrole, polyfluorene, polypyrene, polypyrene, polyazulene ( polyazulene, polynaphthalene, polyphenylene, poly phenylene vinylene, polycarbazole, polyindole, polyazephine, polyethylene , Polyethylene vinylene, polyphenylene sulfide, polyfuran, polyselenophene, polytellurophene, and the like, but may be one or more selected from the above. It is not.
- specific examples of the metal compound of the present invention is SiO 2 , Al 2 O 3 , ITO, IGZO, ZnO, In 2 O 3 , SnO 2 , TiO 2 , AZO, ATO, SrTiO 3 , CeO 2 , MgO, NiO , CaO, ZrO 2 , Y 2 O 3 , Al 2 O 3 , MgF 2 , CuF 2 , Si 3 N 4 , CuN, may be one or more selected from AlN, but is not limited thereto.
- the functional layer of the fluorine-based polymer composite target may additionally impart the functionality of the thin film formed by controlling the type and content of the functionalizing agent and / or the metal compound to be mixed.
- the thin film formed by using the fluorine-based polymer composite target according to an aspect of the present invention is basically excellent in optical properties while maintaining superhydrophobicity and high transparency, and excellent in pollution prevention, antireflection, chemical resistance and lubricity, etc.
- the physical properties such as conductivity and strength of the thin film prepared according to the type or content of the fluorine-based polymer and functionalizing agent and / or metal compound can be significantly improved.
- the fluorine-based polymer composite target has the advantage of being able to produce a high quality fluorine carbide-containing thin film at a low cost because it can be sputtered at a lower voltage due to improved conductivity in the target.
- the fluorine-based polymer composite target according to the present invention is provided with conductivity so that not only RF (radio frequency) but also MF (Midrange Frequency) or DC (direct) current) can be sputtered smoothly and also have a surprisingly high effect on the efficiency.
- the fluorine-based polymer composite target according to the invention is characterized in that it comprises a functionalizing agent and / or a metal compound necessarily having a conductivity on the surface adhered to the electrode surface inside the sputtering chamber.
- the conductive functionalizing agent should be included on the opposite side of the electrode to which the fluoropolymer composite target is bonded, and the electrode surface preferably contains the functionalizing agent and / or the metal compound.
- the fluorine-based polymer composite target having a lamination or gradient not included also does not show a significant deposition effect due to poor adhesion with the electrode, but may be included in the present invention because it has a very good increase effect in terms of deposition rate.
- the mixing ratio of the first mixture and the second mixture is not only adjustable according to the purpose, but also to form a bonding layer facing the electrode surface in terms of imparting adhesion and conductivity to the metal electrode
- One mixture may contain 0.1 to 2000 parts by weight of one or more functionalizing agents and / or metal compounds selected from the conductive particles, conductive polymers and metal components based on 100 parts by weight of the fluorine-based polymer, preferably 10 to 1000 parts by weight Part, more preferably 20 to 500 parts by weight is preferably included, but is not limited thereto.
- the second mixture forming the functional layer which is a layer on the opposite side of the electrode surface, is based on 100 parts by weight of the fluorine-based polymer, and is the same as the component of the bonding layer. Or it may contain 0.1 to 1000 parts by weight of the heterogeneous component, preferably from 0.1 to 300 parts by weight, more preferably from 0.1 to 100 parts by weight in terms of improving the high conductivity and durability of the thin film produced using the same. It is good to be not limited to this.
- the conductive particles, conductive polymers, metal components and metal compounds if the size is enough to have a suitable compatibility and uniform composition with the fluorine-based polymer powder is not limited, but preferably 10 nm to 1000 ⁇ m, preferably 10 It is preferred to have an average particle size in the range of nm to 100 ⁇ m, but is not limited thereto.
- the compression molding is not limited, but may be preferably performed at 100 to 500 kgf / cm 2, preferably at 150 to 400 kgf / cm 2 in terms of achieving a uniform and smooth target surface.
- it is not limited in the intended range of the present invention but may be preferably performed at 250 to 450 °C, compression molding and heat treatment time can be appropriately adjusted according to the shape and size of the mold.
- Highly conductive fluorine-based polymer composite target according to an aspect of the present invention can be deposited at a high deposition rate not only RF voltage, but also MF or DC voltage, excellent plasma formation efficiency, it is possible to stably deposit sputtered on the adherend, When the thin film is deposited, it is possible to realize a high deposition rate and to prevent insulation breakdown by applying the existing high energy voltage.
- the adherend according to an aspect of the present invention may be selected from silicon, metal, ceramic, resin, paper, glass, quartz, fiber, plastic, organic polymer, and the like, but is not limited thereto.
- the shape of the electrode according to the present invention is not limited, even when applied to a metal electrode having a non-uniform surface can form a uniform and smooth thin film.
- the conventional fluorine-based polymer target has to be sputtered by applying a high energy voltage of high frequency due to the insulating property of the fluorine-based polymer, and thus it is deformed and uniform sputtering is impossible. Problems such as arcing occurred between the weak metal electrodes, which resulted in low film deposition rate, making it difficult to apply to mass production.
- the present invention can improve the defect of the target by applying a conventional high energy voltage, and can implement the same thin film in the MF or DC power supply.
- the present invention provides a sputtering method comprising the step of fixing the fluorine-based polymer composite target in the chamber according to the above-described various embodiments and applying RF, DC and MF to the fluorine-based polymer composite target.
- RF, MF, and DC applied voltages used in the sputtering method were performed at 13.56 MHz, 50 KHz, and 100 V, respectively, but the present invention is not limited thereto.
- the present invention also provides a molded article produced by the above-described fluorine-based polymer composite target.
- the molded body may be a high quality transparent fluorocarbon thin film having a high water contact angle, it is possible to manufacture a thin film having a variety of physical properties according to the type and content of the functionalizing agent to be added.
- the physical properties of the fluoropolymer composite target and the prepared thin film were measured as follows.
- the water contact angle of the completed thin film was measured using a contact angle measuring instrument (PHOEIX 300 TOUCH, SEO).
- the transmittance of visible light (550 nm) was measured by irradiating light on the finished thin film using a spectrophotometer (U-4100, Hitachi).
- the surface sheet resistance of the finished target was measured using a 4-point probe (MCP-T610, Mitsubishi Chemical Analytech).
- a bonding layer (thickness 1.0 mm) bonded to the electrode surface is a deposition layer formed on the bonding layer.
- the layer was 5.0 mm thick using 80 wt% PTFE and 20 wt% copper powder, and then compression-molded under 300 kgf / cm 2 conditions by sequentially placing the mold (120 mm wide, 55 mm long and 30 mm thick) on top of the mold. , And then slowly cooled after heat treatment at 370 °C to prepare a fluorine-based polymer composite target (4 inches in diameter, 6 mm thick).
- the thin film was deposited by RF magnetron sputtering using the prepared fluorine-based polymer composite target.
- the substrate was prepared by washing and drying a 1 X 2 cm 2 Si wafer substrate with an acetone and alcohol for 5 minutes using an ultrasonic cleaner.
- the prepared substrate was attached to a substrate holder made of aluminum using a heat resistant tape, and the substrate holder was mounted on a substrate stage in the chamber, the chamber was closed, and a rotary pump was applied to 50 mtorr.
- the vacuum was evacuated and high vacuum was formed with a cryogenic pump after the low vacuum operation was completed.
- a distance between the substrate and the target was fixed at 24 cm at room temperature (25 ° C.), and a 100 nm thin film was manufactured using a power (200 W) and a gas (Ar, partial pressure) of 10 mtorr.
- 20 wt% of powder PTFE (DuPont 7AJ) and 80 wt% of copper powder (average particle diameter 25um) is a deposition layer formed on the bonding layer, which is a bonding layer (thickness of 1.0 mm).
- the layer was made 5.0 mm thick using 85 wt% PTFE and 15 wt% carbon nanotube, and then sequentially put on top of the mold (120 mm wide, 55 mm long and 30 mm thick) to 300 kgf / cm2 After compression molding under the conditions, and after heat treatment at 370 °C gradually cooled to prepare a fluorine-based polymer composite target (4 inches in diameter, 6 mm thick).
- a thin film was deposited by DC (Direct Current) magnetron sputtering power supply method.
- the substrate was prepared by washing and drying a 1 X 2 cm 2 Si wafer substrate with an acetone and alcohol for 5 minutes using an ultrasonic cleaner.
- the prepared substrate was attached to a substrate holder made of aluminum using a heat resistant tape, and the substrate holder was mounted on a substrate stage in the chamber, the chamber was closed, and a rotary pump was used to reach 50 mtorr.
- the vacuum was evacuated and high vacuum was formed with a cryogenic pump after the low vacuum operation was completed.
- the distance between the substrate and the target was fixed at 24 cm at room temperature (25 ° C.), and a 100 nm thin film was manufactured using a power (200 W) and a gas partial pressure (10 mtorr).
- Example 8 Using the fluorine-based polymer composite target of Example 8, a 100 nm thin film was prepared in the same manner as in Example 8 under the condition of 200 W of power using a MF (Mid-range Frequency) magnetron sputtering power method. Produced.
- MF Mod-range Frequency
- a fluorinated polymer composite target (4 inches in diameter, 6 mm thick) was prepared using 85 wt% of powder PTFE (polytetrafluoroethylene, DuPont 7AJ) and 15 wt% of graphite. And 100 nm thin film (thin film) was produced in 200W conditions by the MF power supply method as in Example 9.
- a fluorinated polymer composite target (4 inches in diameter, 6 mm thick) was prepared using 90 wt% of a powdered Fluorinated Ethylene Propylene Copolymer (3M Dyneon FEP 6338Z) and 10 wt% of carbon nanotubes. And 100 nm thin film (thin film) was produced in 200W conditions by the MF power supply method as in Example 9.
- a fluoropolymer composite target (4 inches in diameter, 6 mm thick) was manufactured using 80 wt% of powder PTFE (polytetrafluoroethylene, DuPont 7AJ), 10 wt% of carbon nanotube, and 10 wt% of silica oxide (SiO 2 ). It was. And 100 nm thin film (thin film) was produced in 200W conditions by the MF power supply method as in Example 9.
- Example 9 a 100 nm thin film was manufactured under the MF power supply at 300 W.
- Example 8 instead of the functional layer composition of Example 8 PTFE 65 wt%, carbon nanotubes (Carbon Nanotube) 15 wt%, Silver (Ag) 20 wt% by changing, fluorine-based polymer composite target (4 inches in diameter, 6 mm thick) was prepared. And 100 nm thin film (thin film) was produced in 200W conditions by the MF power supply method as in Example 9.
- a thin film was deposited by using a fluorine-based polymer target prepared by the above method by RF (magnetron sputtering). In this case, a 100 nm thin film was manufactured in the same manner as described in Example 1.
- the contact angle, visible light transmittance, target adhesion, and surface sheet resistance of the target were measured, and the results are shown in Table 1, and the RF (Radio Frequency) magnetron sputtering method was performed.
- the thin film deposition rate at 200 and 300 W was confirmed, and the results are shown in Table 2.
- Example Comparative example One 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
- One Power method RF DC MF RF Contact angle (°) 105 112 100 110 111 113 115 105 109 110 115 113 116 115 114 112 105 Transmittance (%) 92.13 91.11 91.47 91.35 92.27 92.14 91.00 91.90 92.40 90.70 91.70 92.50 92.16 92.57 92.34 91.98 91.20
- Non-adhesive Surface Resistance of Target ( ⁇ / ⁇ ) 100 ⁇ 250 ⁇ ⁇ ⁇ 10 0.3 0.3 60 150 5 7 100
- the fluorine-based polymer composite target according to the present invention not only has a high surface contact angle and excellent visible light transmittance, but also contains conductive particles and a functionalizing agent having conductivity, thereby providing excellent bonding and sheet resistance to the metal electrode.
- Example 1 Example 7 Example 8 Example 9 Comparative Example 1 RF RF DC MF RF Power 200 W 190 nm / hr 250 nm / hr 630 nm / hr 310 nm / hr 95 nm / hr Power 300 W 570 nm / hr 630 nm / hr 1980 nm / hr 740nm / hr 220 nm / hr
- the fluorine-based polymer composite target according to the present invention solves the problems of conventional RF sputtering and at the same time, it is possible to deposit with a lower energy band of MF or DC magnetron sputtering, and shows that the deposition rate is much higher than that of the RF power system.
- MF or DC magnetron sputtering it is possible to deposit with a lower energy band of MF or DC magnetron sputtering, and shows that the deposition rate is much higher than that of the RF power system.
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Abstract
Description
실시예 | 비교예 | ||||||||||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 1 | |
전원방식 | RF | DC | MF | RF | |||||||||||||
접촉각(°) | 105 | 112 | 100 | 110 | 111 | 113 | 115 | 105 | 109 | 110 | 115 | 113 | 116 | 115 | 114 | 112 | 105 |
투과율(%) | 92.13 | 91.11 | 91.47 | 91.35 | 92.27 | 92.14 | 91.00 | 91.90 | 92.40 | 90.70 | 91.70 | 92.50 | 92.16 | 92.57 | 92.34 | 91.98 | 91.20 |
접착유지시간 | >30hr | >30hr | >30hr | >20hr | >20hr | >15hr | >20hr | >30hr | >30hr | >20hr | >20hr | >20hr | >20hr | >20hr | >10hr | >20hr | 접착불가 |
타겟의 면저항(Ω/□) | 100 | ∞ | 250 | ∞ | ∞ | ∞ | 10 | 0.3 | 0.3 | 60 | 150 | 5 | 7 | 100 | 200 | 0.1 | ∞ |
실시예 1 | 실시예 7 | 실시예 8 | 실시예 9 | 비교예 1 | |
RF | RF | DC | MF | RF | |
Power 200 W | 190 nm/hr | 250nm/hr | 630 nm/hr | 310 nm/hr | 95 nm/hr |
Power 300 W | 570 nm/hr | 630nm/hr | 1980 nm/hr | 740nm/hr | 220 nm/hr |
Claims (17)
- 스퍼터링 챔버 내부에 투입되어 증착되는 불소계고분자 복합 타겟으로서, 상기 불소계고분자 복합 타겟은 불소계고분자와 도전성 물질 및 금속화합물에서 선택되는 하나 이상의 성분을 포함하는 스퍼터링용 불소계고분자 복합 타겟.
- 제1항에 있어서,상기 도전성 물질은 전도성입자, 전도성 고분자 및 금속성분에서 선택되는 하나 이상인 스퍼터링용 불소계고분자 복합 타겟.
- 제2항에 있어서,상기 전도성입자는 카본나노튜브, 카본나노섬유, 카본블랙, 그래핀, 그라파이트 및 탄소섬유에서 선택되는 하나 이상인 스퍼터링용 불소계고분자 복합 타겟.
- 제2항에 있어서,상기 전도성 고분자는 폴리아닐린, 폴리아세틸렌, 폴리티오펜, 폴리피롤, 폴리플루렌, 폴리피렌, 폴리아줄렌, 폴리나프탈렌, 폴리페닐렌, 폴리페닐렌비닐렌, 폴리카르바졸, 폴리인돌, 폴리아제핀, 폴리에틸렌, 폴리에틸렌비닐렌, 폴리페닐렌설파이드, 폴리퓨란, 폴리셀레노펜, 폴리텔루로펜 또는 이들의 혼합물에서 선택되는 하나 이상인 스퍼터링용 불소계고분자 복합 타겟.
- 제2항에 있어서,상기 금속성분은 Cu, Al, Ag, Au, W, Mg, Ni, Mo, V, Nb, Ti, Pt, Cr 및 Ta 에서 선택되는 하나 이상인 스퍼터링용 불소계고분자 복합 타겟.
- 제1항에 있어서,상기 금속화합물은 금속유기물, 금속산화물, 금속탄소체, 금속수산화물, 금속카보네이트, 금속바이카보네이트, 금속질화물 및 금속불화물에서 선택되는 하나 이상인 스퍼터링용 불소계고분자 복합 타겟.
- 제1항에 있어서,상기 불소계고분자는 폴리테트라 플루오로에틸렌, 폴리클로로트리플루오로에틸렌, 폴리비닐리덴디플루오라이드, 플로린화 에틸렌 프로필렌 공중합체, 에틸렌-테트라플루오로에틸렌 공중합체, 에틸렌-클로로트리플루오로 에틸렌 공중합체, 퍼플루오로알콕시 공중합체, 비닐플루오라이드 단일중합체 고무, 비닐플루오라이드 공중합체 고무, 비닐리덴플루오라이드 단일중합체 고무 및 비닐리덴플루오라이드 공중합체 고무에서 선택되는 하나 이상인 스퍼터링용 불소계고분자 복합 타겟.
- 제1항에 있어서,상기 불소계고분자 복합 타겟은 동일하거나 상이한 도전성 물질 또는 도전성 물질과 금속화합물의 혼합성분을 포함하는 2층 이상의 복수층으로 구배를 가지거나 연속적인 함량의 구배를 가지는 것인 스퍼터링용 불소계고분자 복합 타겟.
- 제1항에 있어서,상기 불소계고분자 복합 타겟은 도전성 물질을 포함하는 DC 또는 MF 인가형 스퍼터링에 사용하는 스퍼터링용 불소계고분자 복합 타겟.
- 불소계고분자와 도전성 물질 및 금속화합물에서 선택되는 하나 이상의 성분을 포함하는 스퍼터링용 불소계고분자 복합 타겟의 제조방법.
- 제 10항에 있어서,상기 불소계고분자 복합 타겟은 전극면의 일면에 불소계고분자와 도전성 물질을 포함하는 접합층 및 불소계고분자를 포함하는 기능층이 적층된 형태로 열성형되어 제조되거나 불소계고분자에 도전성 기능화제가 연속적인 함량의 구배를 가지도록 열성형되어 제조되는 것인 스퍼터링용 불소계고분자 복합 타겟의 제조방법.
- 제11항에 있어서,상기 기능층은 도전성 물질 및 금속화합물에서 선택되는 하나 이상을 더 포함하는 것인 스퍼터링용 불소계고분자 복합 타겟의 제조방법.
- 제 10항에 있어서,상기 불소계고분자 복합 타겟은 두께 방향으로 도전성 물질 또는 도전성 물질과 금속화합물의 혼합성분의 함량이 높고, 피착체의 방향으로는 도전성 물질 또는 도전성 물질과 금속화합물의 혼합성분의 함량이 감소되도록 전극면 상에 접착되는 것 또는 그 반대로 접착되는 것인 스퍼터링용 불소계고분자 복합 타겟의 제조방법.
- 제10항에 있어서,상기 불소계고분자 복합 타겟은 불소계고분자 100 중량부에 대하여 상기 도전성 물질 또는 도전성 물질과 금속화합물의 혼합성분을 0.01 내지 2000 중량부로 함유하는 것인 스퍼터링용 불소계고분자 복합 타겟의 제조방법.
- 스퍼터링 챔버, 상기 챔버 내부에 형성되는 제 1전극 인가부, 상기 제 1전극 인가부 상부면에 위치하는 제1항에 따른 불소계고분자 복합 타겟, 제 2전극 인가부 및 피착체를 포함하는 스퍼터링 증착시스템.
- 제1항에 따른 불소계고분자 복합 타겟을 증착챔버 내에 공정하는 단계와 상기 불소계고분자 복합 타겟에 RF, DC 및 MF에서 선택되는 어느 하나의 인가방식으로 플라즈마를 발생시켜 증착하는 단계를 포함하는 불소계고분자 복합 타겟을 이용하는 스퍼터링 방법.
- 제15항에 있어서,상기 인가방식이 DC 및 MF에서 선택되는 어느 하나의 인가방식으로 플라즈마발생시켜 증착하는 단계를 포함하는 불소계고분자 복합 타겟을 이용하는 스퍼터링 방법.
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US15/547,015 US10861685B2 (en) | 2015-01-28 | 2016-01-28 | Fluoro-based polymer composite target for sputtering |
JP2017539574A JP6877347B2 (ja) | 2015-01-28 | 2016-01-28 | スパッタリング用フッ素系高分子複合ターゲット |
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KR10-2015-0099731 | 2015-07-14 | ||
KR1020150099731A KR20160092896A (ko) | 2015-01-28 | 2015-07-14 | 증착용 불소계고분자 복합 타겟 |
KR1020150099822A KR20160092897A (ko) | 2015-01-28 | 2015-07-14 | 증착용 불소계고분자 복합 타겟 |
KR10-2015-0131751 | 2015-09-17 | ||
KR1020150131751A KR20160092904A (ko) | 2015-01-28 | 2015-09-17 | 증착용 불소계고분자 복합 타겟 |
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