WO2022211370A1 - 초경 몸체에 일체화 된 다결정 다이아몬드 팁을 구비하는 고평탄 본딩 공구 - Google Patents
초경 몸체에 일체화 된 다결정 다이아몬드 팁을 구비하는 고평탄 본딩 공구 Download PDFInfo
- Publication number
- WO2022211370A1 WO2022211370A1 PCT/KR2022/004144 KR2022004144W WO2022211370A1 WO 2022211370 A1 WO2022211370 A1 WO 2022211370A1 KR 2022004144 W KR2022004144 W KR 2022004144W WO 2022211370 A1 WO2022211370 A1 WO 2022211370A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bonding tool
- bonding
- polycrystalline diamond
- carbide body
- diamond tip
- Prior art date
Links
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 72
- 239000010432 diamond Substances 0.000 title claims abstract description 72
- 238000004519 manufacturing process Methods 0.000 claims abstract description 25
- 239000004065 semiconductor Substances 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 238000003780 insertion Methods 0.000 claims abstract description 6
- 230000037431 insertion Effects 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 14
- 238000005245 sintering Methods 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 238000003754 machining Methods 0.000 claims description 11
- 239000011230 binding agent Substances 0.000 claims description 10
- 238000009792 diffusion process Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 11
- 238000005305 interferometry Methods 0.000 description 7
- 239000007791 liquid phase Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 4
- 238000000227 grinding Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- -1 for example Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910001000 nickel titanium Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910010037 TiAlN Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 229910009043 WC-Co Inorganic materials 0.000 description 1
- KGWWEXORQXHJJQ-UHFFFAOYSA-N [Fe].[Co].[Ni] Chemical compound [Fe].[Co].[Ni] KGWWEXORQXHJJQ-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
Definitions
- the present invention relates to a bonding tool, and more particularly, to a bonding tool used for mounting a semiconductor device.
- TAB Tape Automated Bonding
- COF Chip on Film
- a bonding tool is used to bond a semiconductor device such as a Distplay Driver IC (DDI) and a lead on a film by thermocompression bonding.
- DAI Distplay Driver IC
- the bonding tool includes a body portion 12 coupled to a holder of the bonding device and a tip portion joined to the body portion.
- diamond for the tip portion, diamond, for example, vapor-phase synthetic diamond, diamond single crystal, or diamond sintered body may be used in order to obtain flatness of the tool surface, wear resistance, uniformity of temperature distribution, and the like.
- a substrate 14 having a CVD diamond 15 formed thereon is used.
- the substrate 14 is coupled to the body 12 by soldering or brazing via soldering (or bonding material).
- a metal material made of molybdenum, cemented carbide, nickel base alloy, tungsten or tungsten alloy, iron-nickel cobalt alloy, stainless steel, iron-nickel alloy, titanium or titanium alloy, etc. is used as the body 12 .
- heterogeneous materials such as a body, a solder (or bonding material), a substrate, and a diamond are used in a conventional bonding tool. Since these dissimilar materials have different coefficients of thermal expansion, thermal deformation such as distortion or warpage occurs in a high-temperature manufacturing process or in a high-temperature use environment (400 ⁇ 500°C), and due to such thermal deformation, the tip of the bonding tool is required There is a problem in that the flatness cannot be maintained.
- an object of the present invention is to provide an integrated bonding tool for minimizing a difference in thermal expansion coefficient in a manufacturing process or a use environment.
- an object of the present invention is to provide a bonding tool that is easy to manufacture and process in one piece and can achieve high flatness by processing.
- Another object of the present invention is to provide a bonding tool having high flatness even in a high-temperature use environment.
- Another object of the present invention is to provide a bonding tool capable of suppressing thermal deformation at a high temperature in a manufacturing process or a use environment.
- Another object of the present invention is to provide a bonding tool having a large-area diamond tip.
- Another object of the present invention is to provide a manufacturing method suitable for manufacturing the above-described bonding tool.
- the present invention provides a bonding tool for coupling to a holder of a bonding device for thermocompression bonding a semiconductor device and a wiring device, wherein the bonding tool is coupled to a holder for coupling with the holder of the bonding device on one side.
- a single carbide body having a portion and a heater insertion hole therein; And it provides a bonding tool comprising a polycrystalline diamond tip coupled to the other side of the carbide body.
- the cemented carbide body preferably has a non-bonding structure.
- the polycrystalline diamond tip is preferably coupled to the cemented carbide body by high-temperature and high-pressure sintering. At this time, the polycrystalline diamond tip may be coupled by diffusion of the metal binder in the carbide body.
- the other side of the cemented carbide body may be provided with a protrusion for mounting the polycrystalline diamond tip.
- the protrusion may be in the shape of a band extending across the surface of the carbide body.
- the bonding tool preferably has room temperature and high temperature flatness of 2 ⁇ m or less at a length of 25 mm or more of the polycrystalline diamond tip.
- the present invention provides a method for manufacturing a bonding tool for bonding a semiconductor element and a wiring element to a holder of a bonding apparatus for thermocompression bonding, laminating a diamond powder compact on a cemented carbide base material and sintering at high temperature and high pressure to prepare a sintered body having a laminate structure including a cemented carbide base material and a polycrystalline diamond layer; planarizing the sintered body; and processing the sintered body, wherein the processing step includes processing an outer shape of the sintered body; And it provides a method of manufacturing a bonding tool comprising the step of processing the hole in the sintered body.
- the diamond powder compact preferably does not include a metal binder.
- the processing step may include processing the polycrystalline diamond layer to form a polycrystalline diamond tip, and the polycrystalline diamond tip may have a band shape extending across the surface of the cemented carbide body on the cemented carbide body.
- the processing step may include electric discharge machining or laser machining.
- the high-temperature and high-pressure sintering step is preferably performed at a temperature of 1300-1700° C. and a pressure of 5-10 GPa.
- the present invention it is possible to provide an integrated bonding tool that minimizes the difference in the coefficient of thermal expansion in the manufacturing process or the use environment.
- the present invention can provide a bonding tool that is easy to manufacture and process in one piece, and can achieve high flatness by processing.
- the present invention can exhibit high flatness even in a high-temperature environment by suppressing thermal deformation at a high temperature in a manufacturing process or a use environment. Accordingly, the present invention can provide a bonding tool having a large-area diamond tip.
- FIGS. 2A and 2B are a perspective view and a bottom perspective view of a bonding tool according to an embodiment of the present invention, respectively.
- FIG 3 is a view for explaining an example of using a bonding tool according to an embodiment of the present invention.
- FIG. 4 is a flowchart schematically illustrating a method of manufacturing a bonding tool according to an embodiment of the present invention.
- 5 is a photograph taken after flat processing of the sintered body manufactured according to an embodiment of the present invention.
- FIG. 6 is a photograph taken of the bonding tool of the present invention manufactured according to the sintering and machining process.
- FIGS. 2A and 2B are a perspective view and a bottom perspective view, respectively, according to an embodiment of the present invention.
- the bonding tool 100 includes a carbide body 110 and a polycrystalline diamond tip 120 .
- the carbide body 110 has a hexahedral outline as shown, but the present invention is not limited thereto.
- a polycrystalline diamond tip 120 is provided on one side of the carbide body 110 , and a portion of the upper surface of the carbide body protrudes for mounting the tip 120 to form a protrusion 118 .
- the protrusion 118 has a band shape extending in the longitudinal direction while forming the mesa structure of the tip 120 .
- the shape of the tip is exemplary, and may be a shape that follows the bump arrangement shape of the semiconductor device.
- two or more rows of band-shaped heaters may be arranged in the bonding tool of the present invention.
- the bonding tool has room temperature flatness or high temperature flatness of the polycrystalline diamond tip of 2 ⁇ m or less in the area of 25 mm, 30 mm, or 35 mm tip length or more. Or, it is preferable to have room temperature flatness and high temperature flatness of 2 ⁇ m or less in an area of 135 m 2 or more with a tip area.
- the surface of the polycrystalline diamond tip may have a convex or concave shape.
- the surface of the polycrystalline diamond tip has a concave shape at a high temperature to prevent bump open of the semiconductor element at both ends of the tip and the lead circuit on the film.
- the high-temperature flatness is based on a value measured at a temperature of 480°C, and the flatness may be measured by either white light scanning interferometry (WSI) or phase shift interferometry (PSI).
- WSI white light scanning interferometry
- PSI phase shift interferometry
- the flatness may be measured by white light scanning interferometry.
- room temperature and high temperature flatness of the bonding tool may have a value of, for example, 1.5 ⁇ m or more.
- Heater insertion holes 112A and 112B arranged parallel to the tip 120 are provided on the inner side of the carbide body 110, that is, in the middle, and a temperature sensor is inserted between the heater insertion holes 112A and 112B and the tip. Holes 113A and 113B are provided. A heater (not shown) and a temperature sensor (not shown) such as a thermocouple are inserted into the insertion holes 112A, 112B, 113A, and 113B, respectively, and are used to control the temperature of the bonding tool.
- the other side of the carbide body 110 is provided with fastening parts (115A, 115B) as a coupling mechanism for mounting to a holder (not shown) of the bonding device.
- the fastening parts 115A and 115B may have screw holes as shown and be fastened to the holder by means such as bolts.
- the fastening parts (115A, 115B) protrude to the side of the carbide body, but the present invention is not limited thereto, and the shape of the fastening part may be implemented in various ways.
- a vacuum hole 114 may be provided inside the cemented carbide body 110 .
- the vacuum hole 114 forms a flow path passing through the carbide body at the tip 120 of the carbide body 110 .
- the vacuum hole 114 allows a semiconductor device such as a driver IC in contact with the tip 120 to be vacuum-adsorbed.
- additional holes such as a position fixing hole 116 for setting a holder fixing position may be formed in the carbide body.
- the carbide body 110 is composed of a single component.
- 'single' means that two or more components, either homogeneous or heterogeneous, are chemically bonded or not mechanically bonded. This is compared to the conventional bonding tool described with reference to FIG. 1, wherein the body 12 and the substrate 14 are formed by bonding and are not a single component.
- the cemented carbide body 110 of the present invention is obtained by processing a single homogeneous cemented carbide member.
- the polycrystalline diamond tip 120 is a sintered body including polycrystalline diamond and a metal binder.
- the metal binder of the polycrystalline diamond tip 120 may be derived from the cemented carbide body 110 . More preferably, the polycrystalline diamond tip 120 is sintered and integrated without using a separate binder. This will be described later.
- 3 is a view for explaining an example of using the bonding tool of the present invention.
- a bonding tool 100 is mounted on a holder 200 of a bonding apparatus (not shown).
- a heater is mounted inside the bonding tool 100 .
- the polycrystalline diamond tip 120 of the bonding tool 100 vacuum-adsorbs a semiconductor device such as, for example, a display driver IC (hereinafter referred to as 'DDI'; 10).
- the bonding device transports the bonding tool 100 and aligns it on the film 20 on which metal wiring such as a lead is formed.
- the heater built into the bonding tool 100 is heated according to the driving of the bonding device, and the holder of the device presses the bonding tool 100 to bond the bump 12 of the DDI to the metal wiring 22 on the film. do.
- the cemented carbide base material of the above-described bonding tool is heated to a temperature of about 400 ⁇ 500 °C.
- the cemented carbide body and the polycrystalline diamond tip 120 which are each component constituting the bonding tool, are heated, respectively.
- thermal deformation occurs due to the difference in thermal expansion of each component.
- the thermal strain generated in the polycrystalline diamond tip generated in this process can be divided into two components. One is a deformation component in a direction parallel to the pressing axis (1), and the other is a deformation component in a direction perpendicular to the pressing axis. It is (2).
- the former acts uniformly across the contact surface of the polycrystalline diamond tip, whereas the latter does not. Due to the difference in the coefficient of thermal expansion between the cemented carbide base material and the polycrystalline diamond tip 120 , thermal deformation in a direction perpendicular to the pressure axis occurs during heating, and accordingly, the polycrystalline diamond tip causes warpage. This bending deformation affects the flatness of the polycrystalline diamond tip.
- the bending deformation occurring in the carbide body is suppressed by using a carbide body of a single component, unlike the conventional method of manufacturing a bonding body by bonding or mechanically combining two or more components.
- the interface between the cemented carbide body and the polycrystalline diamond tip does not act as a heterogeneous component.
- FIG. 4 is a flowchart schematically illustrating a method of manufacturing a bonding tool according to an embodiment of the present invention.
- a diamond powder compact is manufactured ( S110 ).
- the diamond powder compact may be manufactured by mixing diamond powder and an organic binder to prepare a slurry, then molding and drying the slurry.
- the diamond powder compact may be formed in a sheet form. In this case, it is preferable to use a diamond powder having a particle diameter in the range of 0.5 to 50 ⁇ m.
- the diamond powder compact contains substantially no metal binder.
- HTHP high temperature and high pressure
- This process is carried out under high temperature and pressure in which the diamond exists in a stable state by charging the compact into a refractory crucible made of a high-melting-point material (eg, Ta, Mo, Nb, etc.) of 2000°C or higher.
- a high-melting-point material eg, Ta, Mo, Nb, etc.
- the metal binder (for example, Co) in the cemented carbide base material is melted at the sintering temperature to form a liquid phase, and the metal liquid phase is squeezed out from the cemented carbide base material by the pressure applied during the sintering process to form a liquid phase between the diamond powder of the molded body. infiltration into the pores.
- the diamond powder compact is liquid-phase sintered by liquid-phase penetration.
- high-temperature and high-pressure sintering may be performed at a temperature and pressure of 1300-1700° C. and 5-10 GPa.
- the sintered compact processing process for obtaining a bonding tool in the present invention is as follows. However, each processing process described below does not necessarily have to be performed, and it goes without saying that the order of each processing process may be changed.
- the upper and/or lower surfaces of the sintered body are ground and lapped.
- the polycrystalline diamond layer and the underlying cemented carbide base material are integrated by sintering, the flatness of the entire sintered body can be improved by lapping and grinding.
- the diameter of the sintered body in the picture is about 60 mm
- the thickness is about 20-30 mm
- the thickness of the polycrystalline diamond tip is 0.5 mm. According to the present invention, it is possible to manufacture a large-area bonding tool having a maximum diameter of 60 mm and a thickness of 20 to 30 mm.
- the sintered body is machined according to the predetermined shape of the bonding tool as shown in FIGS. 2A and 2B .
- This machining can be performed, for example, by wire cut electric discharge machining (WEDM).
- WEDM wire cut electric discharge machining
- the holes 112A, 112B, 113A, 113B, and 114 of FIGS. 2A and 2B are machined in the carbide part by electric discharge machining, and other tap machining is performed.
- Vacuum hole processing, chamfer processing, etc. are performed on the polycrystalline diamond part by laser processing.
- the electric discharge machining marks are removed by polishing and coated.
- TiN, TiCN, TiAlN, AlTiN, AlCrN, CrN or CrAlN can be coated on the tool using the PVD coating method, which is a physical vapor deposition method.
- FIG. 6 is a photograph taken of the bonding tool of the present invention manufactured according to the sintering and machining process.
- a sintered body was prepared by charging a diamond powder compact with a particle diameter of 0.5-50 ⁇ m and a WC-Co cemented carbide base material into a refractory crucible and sintering at 1,500° C. and 7 GPa at high temperature and high pressure.
- the prepared sintered body was ground and lapped. Specifically, the carbide body was ground by using a diamond wheel in a planar grinding machine, and the polycrystalline diamond layer was subjected to lapping and polishing using a diamond slurry in a lapping machine and a polishing machine.
- a bonding tool as shown in FIG. 6 was manufactured through shape processing and hole processing. The manufactured bonding tool had a thickness of 25mm, and the polycrystalline diamond tip was 35(W)mm*5(L)mm*0.5(T)mm.
- the room-temperature flatness of the bonding tool manufactured in Preparation Example 1 was measured by white-light scanning interferometry in an area of 34(W)mm*4(L)mm of the polycrystalline diamond tip.
- the measurement method and conditions are as follows.
- the room temperature flatness was 1.6 ⁇ m.
- the high temperature (480° C.) flatness of the manufactured bonding tool was measured.
- the high-temperature flatness was measured using a phase shifting interferometry (PSI) method for a polycrystalline diamond tip 34(W)mm*4(L)mm area.
- PSI phase shifting interferometry
- a polycrystalline diamond tip 34(W)mm*4(L)mm area was measured by phase shifting interferometry (PSI) for room temperature and high temperature (480° C.) flatness of the bonding tool manufactured in Preparation Example 1.
- PSI phase shifting interferometry
- the room temperature flatness was 1.6 ⁇ m and the high temperature flatness was 1.3 ⁇ m.
- the bonding tool prepared in Preparation Example 1 was repeatedly tested by pressing at a high temperature.
- the test conditions are as follows.
- the room temperature flatness before the test, after 2 million tests, and after 4 million tests was measured by white-light scanning interferometry, and is shown in Table 2 below.
- the present invention is applicable to a bonding tool used for mounting a semiconductor device.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Wire Bonding (AREA)
Abstract
Description
항목 | 테스트 조건 |
사용온도 | 400℃ ~ 500℃ |
사용압력 | 7~25kgf/cm2 |
1 사이클 시간 | 2.3sec/회 |
구분 | 상온 평탄도(㎛) |
테스트 전 | 1.6 |
200만회 테스트 후 | 1.4 |
400만회 테스트 후 | 1.8 |
Claims (13)
- 반도체 소자와 배선 소자를 열압착하기 위하여 본딩 장치의 홀더에 결합하는 본딩 공구에 있어서,상기 본딩 공구는,일측에 상기 본딩 장치의 홀더와 결합하기 위한 홀더 결합부를 구비하고, 내측에 히터 삽입홀을 구비하는 단일의 초경 몸체; 및상기 초경 몸체의 타측에 결합된 다결정 다이아몬드 팁을 구비하는 것을 특징으로 하는 본딩 공구.
- 제1항에 있어서,상기 초경 몸체는 무접합 구조를 갖는 것을 특징으로 하는 본딩 공구.
- 제1항에 있어서,상기 다결정 다이아몬드 팁은 고온고압 소결에 의해 상기 초경 몸체에 결합된 것을 특징으로 하는 본딩 공구.
- 제3항에 있어서,상기 다결정 다이아몬드 팁은 상기 초경 몸체 내의 금속의 확산에 의해 결합된 것을 특징으로 하는 본딩 공구.
- 제1항에 있어서,상기 초경 몸체는 상기 타측에는 상기 다결정 다이아몬드 팁의 장착을 위한 돌출부를 구비하는 것을 특징으로 하는 본딩 공구.
- 제5항에 있어서,상기 돌출부는 초경 몸체 표면을 가로질러 연장되는 밴드 형상인 것을 특징으로 하는 본딩 공구.
- 제1항에 있어서,상기 본딩 공구는 상기 다결정 다이아몬드 팁의 길이 25mm 이상에서 2㎛ 이하의 평탄도를 갖는 것을 특징으로 하는 본딩 공구.
- 반도체 소자와 배선 소자를 열압착하기 위하여 본딩 장치의 홀더에 결합하는 본딩 공구의 제조 방법에 있어서,초경 모재 상에 다이아몬드 분말을 적층하고 고온고압 소결하여 초경 모재와 다결정 다이아몬드층을 포함하는 적층 구조의 소결체를 제조하는 단계;상기 소결체를 평탄화하는 단계; 및상기 소결체를 가공하는 단계를 포함하고,상기 가공 단계는,상기 소결체의 외형을 가공하는 단계; 및상기 소결체를 홀 가공하는 단계를 포함하는 것을 특징으로 하는 본딩 공구의 제조 방법.
- 제8항에 있어서,상기 다이아몬드 분말은 금속 결합재를 포함하지 않는 것을 특징으로 하는 본딩 공구의 제조 방법.
- 제8항에 있어서,상기 가공 단계는 다결정 다이아몬드층을 가공하여 다결정 다이아몬드 팁을 형성하는 단계를 포함하고,상기 다결정 다이아몬드 팁은 초경 몸체 상에서 상기 초경 몸체 표면을 가로질러 연장되는 밴드 형상인 것을 특징으로 하는 본딩 공구의 제조 방법.
- 제8항에 있어서,상기 가공 단계는 방전 가공을 포함하는 것을 특징으로 하는 본딩 공구의 제조 방법.
- 제8항에 있어서,상기 가공 단계는 레이저 가공을 포함하는 것을 특징으로 하는 본딩 공구의 제조 방법.
- 제8항에 있어서,상기 고온고압 소결 단계는 1300~1700℃의 온도 및 5~10GPa의 압력에서 수행되는 것을 특징으로 하는 본딩 공구의 제조 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202280007096.7A CN116547092A (zh) | 2021-04-02 | 2022-03-24 | 包括整合在碳化物主体的多晶钻石尖端的高平整度接合工具 |
JP2023532251A JP2023552133A (ja) | 2021-04-02 | 2022-03-24 | 超硬ボディーに一体化された多結晶ダイアモンドチップを備える高平坦ボンディング工具 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2021-0043129 | 2021-04-02 | ||
KR20210043129 | 2021-04-02 | ||
KR1020220029160A KR20220137536A (ko) | 2021-04-02 | 2022-03-08 | 초경 몸체에 일체화 된 다결정 다이아몬드 팁을 구비하는 고평탄 본딩 공구 |
KR10-2022-0029160 | 2022-03-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022211370A1 true WO2022211370A1 (ko) | 2022-10-06 |
Family
ID=83456501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2022/004144 WO2022211370A1 (ko) | 2021-04-02 | 2022-03-24 | 초경 몸체에 일체화 된 다결정 다이아몬드 팁을 구비하는 고평탄 본딩 공구 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2023552133A (ko) |
WO (1) | WO2022211370A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08107129A (ja) * | 1994-10-05 | 1996-04-23 | Sumitomo Electric Ind Ltd | ボンディングツール |
US5653376A (en) * | 1994-03-31 | 1997-08-05 | Sumitomo Electric Industries, Inc. | High strength bonding tool and a process for the production of the same |
JPH11111777A (ja) * | 1997-10-03 | 1999-04-23 | Kobe Steel Ltd | ボンディングツール |
KR20020082786A (ko) * | 2001-04-25 | 2002-10-31 | 스미토모덴키고교가부시키가이샤 | 본딩 공구, 본딩 스테이지, 본딩 공구용 선단부 및 본딩스테이지용 스테이지부 |
JP2013500389A (ja) * | 2009-07-24 | 2013-01-07 | ダイヤモンド イノベイションズ インコーポレーテッド | 金属不含担持多結晶ダイアモンド(pcd)及び形成方法 |
-
2022
- 2022-03-24 WO PCT/KR2022/004144 patent/WO2022211370A1/ko active Application Filing
- 2022-03-24 JP JP2023532251A patent/JP2023552133A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5653376A (en) * | 1994-03-31 | 1997-08-05 | Sumitomo Electric Industries, Inc. | High strength bonding tool and a process for the production of the same |
JPH08107129A (ja) * | 1994-10-05 | 1996-04-23 | Sumitomo Electric Ind Ltd | ボンディングツール |
JPH11111777A (ja) * | 1997-10-03 | 1999-04-23 | Kobe Steel Ltd | ボンディングツール |
KR20020082786A (ko) * | 2001-04-25 | 2002-10-31 | 스미토모덴키고교가부시키가이샤 | 본딩 공구, 본딩 스테이지, 본딩 공구용 선단부 및 본딩스테이지용 스테이지부 |
JP2013500389A (ja) * | 2009-07-24 | 2013-01-07 | ダイヤモンド イノベイションズ インコーポレーテッド | 金属不含担持多結晶ダイアモンド(pcd)及び形成方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2023552133A (ja) | 2023-12-14 |
TW202302250A (zh) | 2023-01-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6272002B1 (en) | Electrostatic holding apparatus and method of producing the same | |
US7416793B2 (en) | Electrostatic chuck and manufacturing method for the same, and alumina sintered member and manufacturing method for the same | |
US6460482B1 (en) | Gas shower unit for semiconductor manufacturing apparatus and semiconductor manufacturing apparatus | |
US6716304B2 (en) | Wafer holder for semiconductor manufacturing apparatus, and method of manufacturing the wafer holder | |
EP1291903A2 (en) | Workpiece holder for processing apparatus, and processing apparatus using the same | |
WO2014144502A1 (en) | Multiple zone heater | |
US7807010B2 (en) | Method for producing an array for detecting electromagnetic radiation, especially infrared radiation | |
JPH11193868A (ja) | 半導体処理装置において熱膨張差を有する材料間の結合に有用なシーリングデバイス及び方法 | |
KR100553444B1 (ko) | 서셉터 및 그 제조방법 | |
EP2973659A1 (en) | Multiple zone heater | |
WO2022211370A1 (ko) | 초경 몸체에 일체화 된 다결정 다이아몬드 팁을 구비하는 고평탄 본딩 공구 | |
US20030047589A1 (en) | Joined article of a supporting member for a semiconductor wafer and a method of producing the same | |
JP3685962B2 (ja) | サセプタ及びその製造方法 | |
JP2000286038A (ja) | セラミックヒータと電極端子との接合構造およびその接合方法 | |
JP2001308165A (ja) | サセプタ及びその製造方法 | |
JP3746935B2 (ja) | サセプタ及びその製造方法 | |
JP3916366B2 (ja) | チップ熱圧着ツール及びそれを備えたチップ実装装置 | |
US7679880B2 (en) | Electrostatic chuck and manufacturing method thereof | |
US6650011B2 (en) | Porous ceramic work stations for wire and die bonders | |
KR20220137536A (ko) | 초경 몸체에 일체화 된 다결정 다이아몬드 팁을 구비하는 고평탄 본딩 공구 | |
KR20030094026A (ko) | 본딩 스테이지 | |
US20230187258A1 (en) | Stamp tool, transfer device, and element array manufacturing method | |
JP3597936B2 (ja) | ウェハ保持装置 | |
CN116547092A (zh) | 包括整合在碳化物主体的多晶钻石尖端的高平整度接合工具 | |
US6168971B1 (en) | Method of assembling thin film jumper connectors to a substrate |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 22781489 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202280007096.7 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2023532251 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 22781489 Country of ref document: EP Kind code of ref document: A1 |