KR101891189B1 - 연마 공구 및 그 제조방법 그리고 연마물의 제조방법 - Google Patents
연마 공구 및 그 제조방법 그리고 연마물의 제조방법 Download PDFInfo
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- KR101891189B1 KR101891189B1 KR1020160085360A KR20160085360A KR101891189B1 KR 101891189 B1 KR101891189 B1 KR 101891189B1 KR 1020160085360 A KR1020160085360 A KR 1020160085360A KR 20160085360 A KR20160085360 A KR 20160085360A KR 101891189 B1 KR101891189 B1 KR 101891189B1
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- 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
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
- H01L21/02008—Multistep processes
- H01L21/0201—Specific process step
- H01L21/02013—Grinding, lapping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
-
- 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
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
- H01L21/02008—Multistep processes
- H01L21/0201—Specific process step
- H01L21/02024—Mirror polishing
-
- 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
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- 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
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- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
본 발명의 연마 공구는 수정 모스 경도 8 이상의 경취 재료의 랩핑 가공용 연마 공구로서, 다이아몬드 입자가 금속 매트릭스에 분산되어 이루어지면서, 상기 금속 매트릭스 중에 수소화물의 형성이 가능한 금속이 포함되어 있다. 상기 금속 매트릭스가 Sn를 20질량% 초과, 60질량% 이하 포함하는 Sn-Cu계 합금으로 이루어지는 것이 바람직하다.
Description
도 2는 도 1에서의 X-X선 화살표를 따른 도면이다.
도 3은 도 1의 양면 가공기에 사용하는 본 발명의 연마 공구의 형상의 일례이다.
도 4는 실시예 1의 연마 공구의 단면(斷面)의 SEM 사진이다.
도 5는 비교예 1의 연마 공구의 단면의 SEM 사진이다.
|
연마 공구 | 평가 | |
TiH2의 첨가 유무 | Cu-Sn계 합금에서의 Sn 함량(%) | 가공 레이트 (㎛/분) |
|
실시예 1 | 있음 | 50 | 0.35 |
비교예 1 | 없음 | 50 | 0.05 |
비교예 2 | 없음 | 23 | 0.03 |
3: 상부 정반 4: 정반 지지부
5: 베이스 9: 캐리어
10: 판상의 피연마물 20: 연마 공구
Claims (10)
- 수정 모스 경도 8 이상의 경취(硬脆) 재료의 랩핑 가공용 연마 공구로서, 다이아몬드 입자가 금속 매트릭스에 분산되어 이루어지면서, 상기 금속 매트릭스 중에 수소화물의 형성이 가능한 금속이 포함되어 있고, 상기 금속 매트릭스가 Sn을 20질량% 초과, 60질량% 이하 포함하는 Cu-Sn계 합금으로 이루어지며, 상기 다이아몬드 입자를 0.1질량% 이상 10.0질량% 이하 함유하고, 상기 금속 매트릭스를 구성하는 금속을 70질량% 이상 98질량% 이하 함유하며, 상기 수소화물의 형성이 가능한 금속을 1질량% 이상 10질량% 이하 함유하는 연마 공구.
- 삭제
- 제1항에 있어서,
유리지립(遊離砥粒)을 포함한 연마액과 병용되며, 상기 유리지립이 다이아몬드 이외의 지립인 연마 공구. - 제1항에 있어서,
다이아몬드 입자의 평균 입경이 1㎛ 이상 20㎛ 이하인 연마 공구. - 삭제
- 삭제
- 삭제
- 제1항에 기재된 연마 공구의 제조방법으로서, 다이아몬드 입자와, 금속 매트릭스를 구성하거나 혹은 그 원료인 금속 분말과, 금속 수소화물을 혼합하는 공정과, 상기 공정에 의해 얻어진 혼합 분말을 가압 성형하는 공정과, 가압 성형된 성형물을 비산화성 분위기 하에 소성하는 공정을 포함하는 연마 공구의 제조방법.
- 제1항에 기재된 연마 공구의 제조방법으로서, 다이아몬드 입자와, 금속 매트릭스를 구성하거나 혹은 그 원료인 금속 분말과, 금속 수소화물을 혼합하는 공정과, 상기 공정에 의해 얻어진 혼합 분말을 가압하면서 비산화성 분위기 하에 소성하는 공정을 포함하는 연마 공구의 제조방법.
- 수정 모스 경도 8 이상의 경취 재료인 피연마물의 표면에 대하여 유리지립을 포함한 연마액을 공급하면서 제1항에 기재된 연마 공구를 슬라이딩 접촉시켜 연마하는 공정을 구비한 연마물의 제조방법으로서, 유리지립으로서 수정 모스 경도가 12 이상이며 다이아몬드 이외의 지립을 사용하고, 연마액으로서 상기 유리지립의 농도가 2질량% 이상 40질량% 이하인 것을 사용하는 연마물의 제조방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015141548 | 2015-07-15 | ||
JPJP-P-2015-141548 | 2015-07-15 | ||
JPJP-P-2016-102736 | 2016-05-23 | ||
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