KR200367950Y1 - 정전척 - Google Patents
정전척 Download PDFInfo
- Publication number
- KR200367950Y1 KR200367950Y1 KR20-2004-0024599U KR20040024599U KR200367950Y1 KR 200367950 Y1 KR200367950 Y1 KR 200367950Y1 KR 20040024599 U KR20040024599 U KR 20040024599U KR 200367950 Y1 KR200367950 Y1 KR 200367950Y1
- Authority
- KR
- South Korea
- Prior art keywords
- plate
- electrostatic chuck
- wafer
- diameter
- protrusion
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 22
- 238000005530 etching Methods 0.000 abstract description 17
- 239000000853 adhesive Substances 0.000 abstract description 12
- 230000001070 adhesive effect Effects 0.000 abstract description 12
- 230000003628 erosive effect Effects 0.000 abstract description 3
- 235000012431 wafers Nutrition 0.000 description 36
- 239000007789 gas Substances 0.000 description 11
- 239000001307 helium Substances 0.000 description 6
- 229910052734 helium Inorganic materials 0.000 description 6
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 6
- 239000003822 epoxy resin Substances 0.000 description 5
- 229920000647 polyepoxide Polymers 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- H01L21/6831—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 electrostatic chucks
- H01L21/6833—Details of electrostatic chucks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Drying Of Semiconductors (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
Description
Claims (3)
- 공정챔버 내부에 설치되어 상기 공정챔버 상부에 설치되는 RF 상부전극에 대한 RF 하부전극으로 기능하며, 상면에 안착된 웨이퍼를 정전기력에 의해 척킹시키는 정전척에 있어서,상면에 웨이퍼가 안착되며, 외부의 직류전원이 공급되는 내부전원이 내부에 형성되고, 테두리를 따라 돌출부가 하방수직하게 연장형성되는 캡형의 플레이트와,캡이 씌워지듯이 상기 플레이트가 상부에 얹혀져 고정될 수 있도록, 상부 테두리를 따라 상기 돌출부에 대응하는 단턱이 형성된 몸체를 구비하는 정전척.
- 제 1 항에 있어서,상기 플레이트의 내부에 형성된 내부전극은, 그 직경이 상기 플레이트의 직경 보다 4∼4.5mm 작게 형성되도록 한 정전척.
- 제 2 항에 있어서,상기 내부전극은, 그 직경이 상기 플레이트의 상면에 형성되는 그루브 패턴 중 상기 플레이트의 최외곽에 배치되는 외측 그루브의 직경 보다 1∼1.5mm 작게 형성되도록 한 정전척.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20-2004-0024599U KR200367950Y1 (ko) | 2004-08-27 | 2004-08-27 | 정전척 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20-2004-0024599U KR200367950Y1 (ko) | 2004-08-27 | 2004-08-27 | 정전척 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR200367950Y1 true KR200367950Y1 (ko) | 2004-11-17 |
Family
ID=49441218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR20-2004-0024599U KR200367950Y1 (ko) | 2004-08-27 | 2004-08-27 | 정전척 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR200367950Y1 (ko) |
-
2004
- 2004-08-27 KR KR20-2004-0024599U patent/KR200367950Y1/ko not_active IP Right Cessation
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