JP7248780B2 - セラミックヒータ - Google Patents
セラミックヒータ Download PDFInfo
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- JP7248780B2 JP7248780B2 JP2021507175A JP2021507175A JP7248780B2 JP 7248780 B2 JP7248780 B2 JP 7248780B2 JP 2021507175 A JP2021507175 A JP 2021507175A JP 2021507175 A JP2021507175 A JP 2021507175A JP 7248780 B2 JP7248780 B2 JP 7248780B2
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- Prior art keywords
- resistance layer
- ceramic
- high resistance
- electrode
- layer
- Prior art date
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- 239000000919 ceramic Substances 0.000 title claims description 98
- 239000000758 substrate Substances 0.000 claims description 22
- 229910052719 titanium Inorganic materials 0.000 claims description 14
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010410 layer Substances 0.000 description 143
- 239000000463 material Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000004993 emission spectroscopy Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32715—Workpiece holder
- H01J37/32724—Temperature
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/141—Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds
- H05B3/143—Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds applied to semiconductors, e.g. wafers heating
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
- H05B3/28—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material
- H05B3/283—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material the insulating material being an inorganic material, e.g. ceramic
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/68—Heating arrangements specially adapted for cooking plates or analogous hot-plates
- H05B3/74—Non-metallic plates, e.g. vitroceramic, ceramic or glassceramic hobs, also including power or control circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/32—Processing objects by plasma generation
- H01J2237/33—Processing objects by plasma generation characterised by the type of processing
- H01J2237/332—Coating
- H01J2237/3321—CVD [Chemical Vapor Deposition]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Ceramic Engineering (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Resistance Heating (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Description
ウエハ載置面を備えたAlNセラミック基体に、前記ウエハ載置面に近い方からプラズマ発生用電極、ヒータ電極がこの順に離間した状態で埋設されたセラミックヒータであって、
前記AlNセラミック基体は、
前記プラズマ発生用電極と前記ヒータ電極との間に設けられたAlNセラミック高抵抗層と、
前記高抵抗層以外のAlNセラミック低抵抗層と、
を備え、
前記高抵抗層と前記低抵抗層ともSi、Mg及びTiを含み、
前記高抵抗層は、前記低抵抗層と比べて、Mg及びTiの含有量が多く体積抵抗率が高い、
ものである。
Claims (6)
- ウエハ載置面を備えたAlNセラミック基体に、前記ウエハ載置面に近い方からプラズマ発生用電極、ヒータ電極がこの順に離間した状態で埋設されたセラミックヒータであって、
前記AlNセラミック基体は、
前記プラズマ発生用電極と前記ヒータ電極との間に設けられたAlNセラミック高抵抗層と、
前記高抵抗層以外のAlNセラミック低抵抗層と、
を備え、
前記高抵抗層と前記低抵抗層ともSi、Mg及びTiを含み、
前記高抵抗層は、前記低抵抗層と比べて、Mg及びTiの含有量が多く体積抵抗率が高く、
前記AlNセラミック基体は、前記低抵抗層と前記高抵抗層と前記低抵抗層とがこの順に積層された3層構造となっており、前記高抵抗層の厚みは2つの前記低抵抗層の厚みの合計よりも小さい、
セラミックヒータ。 - 前記高抵抗層は、前記低抵抗層と比べて、Siの含有量が少ない、
請求項1に記載のセラミックヒータ。 - 前記低抵抗層は、10質量ppm以上50質量ppm以下のTiを含むAlNセラミック層であり、
前記高抵抗層は、1000質量ppm以上1500質量ppm以下のTiを含むAlNセラミック層である、
請求項1又は2に記載のセラミックヒータ。 - 前記低抵抗層は、90質量ppm以上180質量ppm以下のMgを含むAlNセラミック層であり、
前記高抵抗層は、200質量ppm以上400質量ppm以下のMgを含むAlNセラミック層である、
請求項1~3のいずれか1項に記載のセラミックヒータ。 - 前記高抵抗層の体積抵抗率は、前記低抵抗層の体積抵抗率の1.2倍以上である、
請求項1~4のいずれか1項に記載のセラミックヒータ。 - 前記高抵抗層の熱伝導率は、前記低抵抗層の熱伝導率の90%以上である、
請求項1~5のいずれか1項に記載のセラミックヒータ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019049548 | 2019-03-18 | ||
JP2019049548 | 2019-03-18 | ||
PCT/JP2020/009188 WO2020189286A1 (ja) | 2019-03-18 | 2020-03-04 | セラミックヒータ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020189286A1 JPWO2020189286A1 (ja) | 2021-12-23 |
JP7248780B2 true JP7248780B2 (ja) | 2023-03-29 |
Family
ID=72520687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021507175A Active JP7248780B2 (ja) | 2019-03-18 | 2020-03-04 | セラミックヒータ |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210384014A1 (ja) |
JP (1) | JP7248780B2 (ja) |
KR (1) | KR20210125539A (ja) |
CN (1) | CN113632589A (ja) |
TW (1) | TWI725763B (ja) |
WO (1) | WO2020189286A1 (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000077508A (ja) | 1998-08-31 | 2000-03-14 | Kyocera Corp | 静電チャック |
JP2006060040A (ja) | 2004-08-20 | 2006-03-02 | Rasa Ind Ltd | 静電チャックプレート及びその製造方法 |
JP2007258609A (ja) | 2006-03-24 | 2007-10-04 | Ngk Insulators Ltd | 加熱装置 |
JP2010177698A (ja) | 2010-04-12 | 2010-08-12 | Fujitsu Semiconductor Ltd | 静電チャックの製造方法 |
WO2015025589A1 (ja) | 2013-08-22 | 2015-02-26 | 株式会社村田製作所 | 酸化物セラミックス、及びセラミック電子部品 |
JP6393006B1 (ja) | 2018-02-08 | 2018-09-19 | 日本碍子株式会社 | 半導体製造装置用ヒータ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS602908A (ja) | 1983-06-17 | 1985-01-09 | Olympus Optical Co Ltd | ライトガイドコネクタ |
JP2006140367A (ja) * | 2004-11-15 | 2006-06-01 | Sumitomo Electric Ind Ltd | 半導体製造装置用加熱体およびこれを搭載した加熱装置 |
US7312422B2 (en) * | 2006-03-17 | 2007-12-25 | Momentive Performance Materials Inc. | Semiconductor batch heating assembly |
JP6560150B2 (ja) * | 2016-03-28 | 2019-08-14 | 日本碍子株式会社 | ウエハ載置装置 |
-
2020
- 2020-03-04 KR KR1020217028960A patent/KR20210125539A/ko not_active Application Discontinuation
- 2020-03-04 JP JP2021507175A patent/JP7248780B2/ja active Active
- 2020-03-04 WO PCT/JP2020/009188 patent/WO2020189286A1/ja active Application Filing
- 2020-03-04 CN CN202080021382.XA patent/CN113632589A/zh active Pending
- 2020-03-09 TW TW109107653A patent/TWI725763B/zh active
-
2021
- 2021-08-18 US US17/445,332 patent/US20210384014A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000077508A (ja) | 1998-08-31 | 2000-03-14 | Kyocera Corp | 静電チャック |
JP2006060040A (ja) | 2004-08-20 | 2006-03-02 | Rasa Ind Ltd | 静電チャックプレート及びその製造方法 |
JP2007258609A (ja) | 2006-03-24 | 2007-10-04 | Ngk Insulators Ltd | 加熱装置 |
JP2010177698A (ja) | 2010-04-12 | 2010-08-12 | Fujitsu Semiconductor Ltd | 静電チャックの製造方法 |
WO2015025589A1 (ja) | 2013-08-22 | 2015-02-26 | 株式会社村田製作所 | 酸化物セラミックス、及びセラミック電子部品 |
JP6393006B1 (ja) | 2018-02-08 | 2018-09-19 | 日本碍子株式会社 | 半導体製造装置用ヒータ |
Also Published As
Publication number | Publication date |
---|---|
KR20210125539A (ko) | 2021-10-18 |
TWI725763B (zh) | 2021-04-21 |
WO2020189286A1 (ja) | 2020-09-24 |
US20210384014A1 (en) | 2021-12-09 |
JPWO2020189286A1 (ja) | 2021-12-23 |
CN113632589A (zh) | 2021-11-09 |
TW202100490A (zh) | 2021-01-01 |
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