WO2022076740A1 - Heated substrate support to minimize heat loss and improve uniformity - Google Patents
Heated substrate support to minimize heat loss and improve uniformity Download PDFInfo
- Publication number
- WO2022076740A1 WO2022076740A1 PCT/US2021/054047 US2021054047W WO2022076740A1 WO 2022076740 A1 WO2022076740 A1 WO 2022076740A1 US 2021054047 W US2021054047 W US 2021054047W WO 2022076740 A1 WO2022076740 A1 WO 2022076740A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heater plate
- substrate support
- coefficient
- thermal conductivity
- hollow shaft
- Prior art date
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 79
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 14
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 9
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 9
- LTPBRCUWZOMYOC-UHFFFAOYSA-N Beryllium oxide Chemical compound O=[Be] LTPBRCUWZOMYOC-UHFFFAOYSA-N 0.000 claims description 5
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 14
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- -1 power Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000000231 atomic layer deposition Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
Classifications
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/458—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for supporting substrates in the reaction chamber
- C23C16/4581—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for supporting substrates in the reaction chamber characterised by material of construction or surface finish of the means for supporting the substrate
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/46—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for heating the substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67098—Apparatus for thermal treatment
- H01L21/67103—Apparatus for thermal treatment mainly by conduction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/687—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68757—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by a coating or a hardness or a material
Definitions
- Embodiments of the present disclosure generally relate to substrate processing equipment.
- Substrate processing equipment generally includes a process chamber configured to perform certain processes on a substrate, for example, chemical vapor deposition, atomic layer deposition, annealing, or the like.
- Substrate supports for use in the process chamber typically include a pedestal to support a substrate coupled to a hollow shaft that provides a conduit for fluids, power, gas, or the like to the pedestal.
- the pedestal may also include a heater embedded therein to provide heat to the substrate for certain substrate processes.
- heat from the heater is transferred away from the substrate, resulting in heat loss to a bottom surface of the pedestal and the shaft.
- the inventors have observed that temperature varies across an upper surface of the pedestal.
- a substrate support for use in a process chamber includes: a heater plate having an upper surface to support a substrate and a lower surface opposite the upper surface, wherein the heater plate comprises a first material having a first coefficient of thermal conductivity, and wherein sidewalls of the heater plate and the lower surface of heater plate are covered with a cover plate comprising a second material having a second coefficient of thermal conductivity less than the first coefficient of thermal conductivity; a hollow shaft coupled to the heater plate, wherein the hollow shaft comprises a third material having a third coefficient of thermal conductivity less than the first coefficient of thermal conductivity; and one or more heating elements disposed in the heater plate.
- a substrate support for use in a process chamber includes: a heater plate that includes an upper surface for supporting a substrate and a lower surface opposite the upper surface, wherein the heater plate comprises a first material having a first coefficient of thermal conductivity greater than 100 watts per meter-kelvin (W/(m-K)), and wherein sidewalls of the heater plate and the lower surface of heater plate are covered with a cover plate comprising a second material having a second coefficient of thermal conductivity less than the first coefficient of thermal conductivity; a hollow shaft coupled to the heater plate, wherein the hollow shaft comprises the second material; and one or more heating elements disposed in the heater plate.
- a heater plate that includes an upper surface for supporting a substrate and a lower surface opposite the upper surface, wherein the heater plate comprises a first material having a first coefficient of thermal conductivity greater than 100 watts per meter-kelvin (W/(m-K)), and wherein sidewalls of the heater plate and the lower surface of heater plate are covered with a cover plate comprising a second
- a process chamber includes: a chamber body defining an interior volume; and a substrate support at least partially disposed in the interior volume, wherein the substrate support comprises: a heater plate that includes one or more heating elements disposed therein and includes an upper surface for supporting a substrate, wherein the heater plate comprises a first material having a first coefficient of thermal conductivity, and wherein sidewalls of the heater plate and a lower surface of the heater plate are covered with a cover plate comprising a second material having a second coefficient of thermal conductivity less than the first coefficient of thermal conductivity; and a hollow shaft coupled to the heater plate, wherein the hollow shaft comprises a third material having a third coefficient of thermal conductivity less than the first coefficient of thermal conductivity.
- Figure 1 is a schematic side view of a process chamber in accordance with at least some embodiments of the present disclosure.
- Figure 2 is a schematic cross-sectional side view of a substrate support in accordance with at least some embodiments of the present disclosure.
- Figure 3 is a schematic cross-sectional side view of a substrate support in accordance with at least some embodiments of the present disclosure.
- Figure 4 is a schematic cross-sectional side view of a substrate support in accordance with at least some embodiments of the present disclosure.
- Figure 5 is a schematic cross-sectional side view of a substrate support in accordance with at least some embodiments of the present disclosure.
- Figure 6 is a partial schematic cross-sectional side view of a heater plate in accordance with at least some embodiments of the present disclosure.
- Embodiments of a substrate support are provided herein.
- the substrate support generally includes a heater plate coupled to a hollow shaft.
- the inventors have observed that radiative heat loss and conductive heat loss from the heater plate negatively affects substrate processing uniformity and power consumption.
- the embodiments of substrate supports provided herein comprise the heater plate made of a material having a first coefficient of thermal conductivity.
- the heater plate is covered on the sidewalls and lower surface thereof with a second material having a second coefficient of thermal conductivity lower than the first coefficient of thermal conductivity to advantageously reduce heat loss from the heater plate. Reduced heat loss from the heater plate advantageously improves heat uniformity provided to a substrate disposed on the substrate support.
- Figure 1 is a schematic side view of a process chamber 100 in accordance with at least some embodiments of the present disclosure.
- the configuration and arrangement of components of the process chamber 100 shown in Figure 1 is merely exemplary and not meant to be limiting.
- conventional components or other details not necessary for the understanding of the disclosure are omitted from the Figures so as not to obscure the disclosure.
- upper, lower, top, and bottom, as used in the disclosure are relative to the orientation in the drawings and not meant to be limiting.
- the process chamber 100 includes a chamber body 138 having an interior volume 132.
- a substrate support 150 is disposed in the interior volume 132.
- the substrate support 150 may generally comprise a heater plate 140, or pedestal, and a hollow shaft 134 for supporting the heater plate 140.
- the heater plate 140 is circular in shape.
- the heater plate 140 comprises a ceramic material.
- the hollow shaft 134 provides a conduit to provide, for example, backside gases, process gases, vacuum chucking, fluids, coolants, power, or the like, to the heater plate 140.
- a substrate 102 is shown disposed on the heater plate 140.
- the substrate support 150 is coupled to a gas element 110.
- the substrate support 150 is a vacuum chuck and the gas element 110 is a vacuum pump or other suitable vacuum source.
- a vacuum region 104 is formed between an upper surface of the heater plate 140 and the substrate 102.
- a pressure sensor such as a pressure gauge 130 is operatively coupled to the vacuum region 104 to measure the backside pressure in the vacuum region 104.
- the gas element 110 is a gas supply configured to provide a backside gas to an upper surface of the heater plate 140.
- the heater plate 140 includes a first gas channel 108 to provide at least one of vacuum pressure or backside gas to an upper surface of the heater plate 140.
- the heater plate 140 includes one or more heating elements 112, such as resistive heating elements, coupled to a heater power source 114.
- the chamber body 138 includes an opening, such as a slit valve 106 that selectively opens the chamber body 138 to facilitate moving substrates into and out of the interior volume 132 of the chamber body 138, for example, via a substrate transfer robot 142.
- control of the substrate transfer robot 142 facilitates control of the position of the substrate 102 over the substrate support 150, and ultimately, of the position of the substrate 102 on the substrate support 150 when transferred from the substrate transfer robot 142 to the substrate support 1500.
- a plurality of lift pins 128 may be provided to assist in the transfer of the substrate 102 between the substrate transfer robot 142 and the substrate support 150.
- the process chamber 100 is configured for performing one or more of a variety of processes, such as deposition processes, for example, chemical vapor deposition (CVD) or plasma enhanced chemical vapor deposition (PECVD).
- a gas source 116 is coupled to the interior volume 132 of the chamber body 138 to provide process gases for substrate processing (e.g., deposition).
- the gas source 116 provides at least one inert gas, such nitrogen gas or a noble gas (such as argon or the like).
- a pump 126 is coupled to the interior volume 132 to maintain a desired pressure within the chamber body 138 and to remove process gases and processing byproducts during processing.
- a controller 118 is coupled to components of the process chamber 100, including the pressure gauge 130, the substrate transfer robot 142, and the like.
- the controller 118 may be any form of general-purpose computer processor that can be used in an industrial setting for controlling various chambers and sub-processors.
- the controller includes a central processing unit (CPU) 120, memory 122, and support circuits 124.
- the memory, or computer-readable medium, 122 of the CPU 120 may be one or more of readily available memory such as random access memory (RAM), read only memory (ROM), floppy disk, hard disk, or any other form of digital storage, local or remote.
- the support circuits 124 are coupled to the CPU 120 for supporting the processor.
- FIG. 2 is a schematic cross-sectional side view of the substrate support 150 in accordance with at least some embodiments of the present disclosure.
- the substrate support 150 includes the heater plate 140 having an upper surface 210 to support a substrate 102 and a lower surface 212 opposite the upper surface 210.
- the heater plate 140 comprises a first material having a first coefficient of thermal conductivity.
- the first coefficient of thermal conductivity is greater than 130 watts per meter-kelvin (W/(m-K)).
- the first coefficient of thermal conductivity is between about 130 and about 190 watts per meter-kelvin (W/(m-K)).
- At least one of the sidewalls 214 of the heater plate 140 and the lower surface 212 of heater plate 140 are covered with a cover plate 220 comprising a second material having a second coefficient of thermal conductivity less than the first coefficient of thermal conductivity.
- a cover plate 220 comprising a second material having a second coefficient of thermal conductivity less than the first coefficient of thermal conductivity.
- an upper surface of the cover plate 220 is coplanar with the upper surface 210 of the heater plate 140.
- the second coefficient of thermal conductivity is less than 100 watts per meter-kelvin (W/(m-K)).
- the second coefficient of thermal conductivity is about 20 percent to about 70 percent of the first coefficient of thermal conductivity.
- a hollow shaft 206 is coupled to the heater plate 140.
- the hollow shaft 206 may be the hollow shaft 134.
- the hollow shaft 206 comprises a third material having a third coefficient of thermal conductivity less than the first coefficient of thermal conductivity.
- the third coefficient of thermal conductivity is less than 100 watts per meter-kelvin (W/(m-K)).
- the third material of the hollow shaft 206 comprises the second material.
- the hollow shaft 206 is coupled to the heater plate 140 vertically below the heater plate 140.
- the substrate support may include one or more lift pin openings 230 extending through the heater plate 140 and the cover plate 220 to accommodate lift pins such as the lift pins 128.
- the one or more lift pin openings 230 are disposed radially outward of the hollow shaft 206.
- the heater plate 140 is made of aluminum nitride (AIN), aluminum oxide (AI2O3), beryllium oxide (BeO), boron nitride (BN), silicon nitride (Si3N4), or silicon carbide (SiC).
- the second material of the cover plate 220 comprises aluminum nitride (AIN), aluminum oxide (AI2O3), beryllium oxide (BeO), boron nitride (BN), silicon nitride (Si3N4), or silicon carbide (SiC).
- the heater plate 140 and the cover plate 220 are made of a same material, but with different coefficients of thermal conductivity (/.e., heater plate 140 material having first coefficient of thermal conductivity and cover plate 220 having second coefficient of thermal conductivity).
- the heater plate 140 is made of aluminum nitride having the first coefficient of thermal conductivity and the cover plate 220 is made of aluminum nitride having the second coefficient of thermal conductivity.
- Figure 3 is a schematic cross-sectional side view of the substrate support 150 in accordance with at least some embodiments of the present disclosure.
- the substrate support 150 includes a hollow shaft 306.
- the hollow shaft 306 is the hollow shaft 134.
- the hollow shaft 306 comprises the same material as the hollow shaft 206.
- the hollow shaft 306 has a lower portion 308 and an upper portion 310 coupled to the heater plate 140.
- the upper portion 310 extends radially outward from the lower portion 308 and then vertically upward to the heater plate 140.
- the hollow shaft 306 is coupled to the heater plate 140 along an outer peripheral edge 316 of the heater plate 140.
- the upper portion 310 is coupled to the cover plate 220 at a location radially outward of the heater plate 140 to advantageously reduce heat transfer from the heater plate 140 to the hollow shaft 206.
- the one or more lift pin openings 230 extend through the heater plate 140, the hollow shaft 306, and the cover plate 220 to accommodate lift pins such as the lift pins 128.
- Figure 4 is a schematic cross-sectional side view of the substrate support 150 in accordance with at least some embodiments of the present disclosure.
- the substrate support 150 includes a hollow shaft 406.
- the hollow shaft 406 is the hollow shaft 134.
- the hollow shaft 406 comprises the same material as the hollow shaft 206.
- the hollow shaft 406 has a lower portion 408 and an upper portion 410 coupled to the heater plate 140.
- the upper portion 410 extends radially outward and upward substantially linearly from the lower portion 408 to the heater plate 140.
- the upper portion 410 has a conical shape.
- the upper portion 410 is coupled to the cover plate 220 at a location radially outward of the heater plate 140 to advantageously reduce heat transfer from the heater plate 140 to the hollow shaft 406.
- the one or more lift pin openings 230 extend through the heater plate 140, the hollow shaft 406, and the cover plate 220 to accommodate lift pins such as the lift pins 128.
- Figure 5 is a schematic cross-sectional side view of the substrate support 150 in accordance with at least some embodiments of the present disclosure.
- the substrate support 150 includes a hollow shaft 506.
- the hollow shaft 506 is the hollow shaft 134.
- the hollow shaft 506 comprises the same material as the hollow shaft 206.
- the hollow shaft 506 has a lower portion 508 and an upper portion 510 coupled to the heater plate 140.
- the upper portion 510 extends radially outward and upward from the lower portion 508 to the heater plate 140.
- the upper portion 510 extends radially outward and upward in a non-linear, or rounded, manner.
- the upper portion 510 is coupled to the cover plate 220 at a location radially outward of the heater plate 140 to advantageously reduce heat transfer from the heater plate 140 to the hollow shaft 506.
- the one or more lift pin openings 230 extend through the heater plate 140, the hollow shaft 506, and the cover plate 220 to accommodate lift pins such as the lift pins 128.
- FIG. 6 is a partial schematic cross-sectional side view of a heater plate 140 in accordance with at least some embodiments of the present disclosure.
- the heater plate 140 includes an electrode 644 disposed or embedded within the heater plate 140 for generating a plasma in the interior volume 132.
- the electrode 644 may comprise an RF mesh and coupled to an RF power source 650.
- the heater plate 140 comprises a plurality of plates 602 that are bonded, fastened, or otherwise coupled together.
- the one or more heating elements 112 may be sandwiched between two of the plurality of plates 602.
- the electrode 644 may be sandwiched between two of the plurality of plates 602.
- the one or more heating elements 112 are disposed between a first plate 610 and a second plate 620 of the plurality of plates 602. In some embodiments, and the electrode 644 is disposed between the second plate 620 and a third plate 630 of the plurality of plates 602.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Chemical Vapour Deposition (AREA)
- Resistance Heating (AREA)
- Physical Vapour Deposition (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202180065288.9A CN116420218A (en) | 2020-10-09 | 2021-10-07 | Heated substrate support with minimized heat loss and increased uniformity |
JP2023521421A JP2023545067A (en) | 2020-10-09 | 2021-10-07 | Heated substrate support to minimize heat loss and improve uniformity |
KR1020237015286A KR20230079218A (en) | 2020-10-09 | 2021-10-07 | Heated substrate support to minimize heat loss and improve uniformity |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US202063089688P | 2020-10-09 | 2020-10-09 | |
US63/089,688 | 2020-10-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022076740A1 true WO2022076740A1 (en) | 2022-04-14 |
Family
ID=81126119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2021/054047 WO2022076740A1 (en) | 2020-10-09 | 2021-10-07 | Heated substrate support to minimize heat loss and improve uniformity |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2023545067A (en) |
KR (1) | KR20230079218A (en) |
CN (1) | CN116420218A (en) |
TW (1) | TW202226413A (en) |
WO (1) | WO2022076740A1 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000026192A (en) * | 1998-04-28 | 2000-01-25 | Shin Etsu Handotai Co Ltd | Equipment for growing thin film |
US6035101A (en) * | 1997-02-12 | 2000-03-07 | Applied Materials, Inc. | High temperature multi-layered alloy heater assembly and related methods |
WO2012050255A1 (en) * | 2010-10-15 | 2012-04-19 | 주식회사 썬닉스 | Stack-type heating stage having excellent temperature uniformity for a semiconductor process |
JP2017085087A (en) * | 2015-10-30 | 2017-05-18 | 日本碍子株式会社 | Member for semiconductor manufacturing apparatus, manufacturing method therefor and heater with shaft |
JP2018073613A (en) * | 2016-10-28 | 2018-05-10 | 京セラ株式会社 | heater |
-
2021
- 2021-10-07 WO PCT/US2021/054047 patent/WO2022076740A1/en active Application Filing
- 2021-10-07 KR KR1020237015286A patent/KR20230079218A/en unknown
- 2021-10-07 CN CN202180065288.9A patent/CN116420218A/en active Pending
- 2021-10-07 JP JP2023521421A patent/JP2023545067A/en active Pending
- 2021-10-08 TW TW110137477A patent/TW202226413A/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6035101A (en) * | 1997-02-12 | 2000-03-07 | Applied Materials, Inc. | High temperature multi-layered alloy heater assembly and related methods |
JP2000026192A (en) * | 1998-04-28 | 2000-01-25 | Shin Etsu Handotai Co Ltd | Equipment for growing thin film |
WO2012050255A1 (en) * | 2010-10-15 | 2012-04-19 | 주식회사 썬닉스 | Stack-type heating stage having excellent temperature uniformity for a semiconductor process |
JP2017085087A (en) * | 2015-10-30 | 2017-05-18 | 日本碍子株式会社 | Member for semiconductor manufacturing apparatus, manufacturing method therefor and heater with shaft |
JP2018073613A (en) * | 2016-10-28 | 2018-05-10 | 京セラ株式会社 | heater |
Also Published As
Publication number | Publication date |
---|---|
JP2023545067A (en) | 2023-10-26 |
KR20230079218A (en) | 2023-06-05 |
CN116420218A (en) | 2023-07-11 |
TW202226413A (en) | 2022-07-01 |
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