KR102432506B1 - 웨이퍼 가공 방법 및 중간 부재 - Google Patents
웨이퍼 가공 방법 및 중간 부재 Download PDFInfo
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- KR102432506B1 KR102432506B1 KR1020210076724A KR20210076724A KR102432506B1 KR 102432506 B1 KR102432506 B1 KR 102432506B1 KR 1020210076724 A KR1020210076724 A KR 1020210076724A KR 20210076724 A KR20210076724 A KR 20210076724A KR 102432506 B1 KR102432506 B1 KR 102432506B1
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- 238000003672 processing method Methods 0.000 title claims abstract description 12
- 239000000853 adhesive Substances 0.000 claims abstract description 43
- 230000001070 adhesive effect Effects 0.000 claims abstract description 43
- 238000002360 preparation method Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims abstract 2
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 abstract description 11
- 239000003292 glue Substances 0.000 abstract description 7
- 239000004065 semiconductor Substances 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
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- 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
- H01L21/6835—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 temporarily an auxiliary support
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- 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
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- 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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- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67132—Apparatus for placing on an insulating substrate, e.g. tape
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- 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
- H01L21/6835—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 temporarily an auxiliary support
- H01L21/6836—Wafer tapes, e.g. grinding or dicing support tapes
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- H—ELECTRICITY
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- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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 temporarily an auxiliary support
- H01L2221/68327—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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 temporarily an auxiliary support used during dicing or grinding
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- H—ELECTRICITY
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- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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 temporarily an auxiliary support
- H01L2221/6834—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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 temporarily an auxiliary support used to protect an active side of a device or wafer
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- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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 temporarily an auxiliary support
- H01L2221/68381—Details of chemical or physical process used for separating the auxiliary support from a device or wafer
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- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus 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 temporarily an auxiliary support
- H01L2221/68381—Details of chemical or physical process used for separating the auxiliary support from a device or wafer
- H01L2221/68386—Separation by peeling
- H01L2221/6839—Separation by peeling using peeling wedge or knife or bar
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- General Physics & Mathematics (AREA)
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- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
각각 복수의 범프가 형성된 복수의 디바이스가 설치된 중앙 영역과 상기 중앙 영역을 둘러싸는 외주 잉여 영역을 표면에 갖는 웨이퍼의 가공 방법으로서, 웨이퍼의 상기 중앙 영역에 대응한 유연 부재와, 상기 유연 부재의 외주 가장자리에 설치된 접착 부재를 갖는 중간 부재를 준비하는 중간 부재 준비 단계와, 서포트 플레이트 상에 상기 중간 부재를 상기 접착 부재를 통해 점착하며, 상기 서포트 플레이트 상에 점착된 상기 중간 부재 상에, 웨이퍼의 상기 중앙 영역을 상기 유연 부재에 접촉시킨 상태로 상기 접착 부재를 통해 웨이퍼를 점착하는 점착 단계와, 상기 점착 단계를 실시한 후, 웨이퍼의 이면을 연삭하는 연삭 단계와, 상기 연삭 단계를 실시한 후, 상기 서포트 플레이트로부터 웨이퍼를 박리하는 박리 단계를 구비한 것을 특징으로 한다.
Description
도 2는 점착 단계에서 점착되는 웨이퍼, 중간 부재 및 서포트 플레이트의 단면도이다.
도 3의 (A)는 유연 부재의 전체 둘레에 접착 부재가 설치된 중간 부재의 평면도이고, 도 3의 (B)는 유연 부재의 외주의 복수 부분에 접착 부재가 설치된 중간 부재의 평면도이다.
도 4는 점착 단계 실시 후의 웨이퍼, 중간 부재 및 서포트 플레이트의 단면도이다.
도 5의 (A)는 서포트 플레이트에 보호 테이프를 점착한 상태의 단면도이고, 도 5의 (B)는 바이트 절삭 장치로 보호 테이프를 절삭하여 평탄화하는 모습을 나타내는 일부 단면 측면도이다.
도 6은 연삭 단계를 나타내는 사시도이다.
도 7은 전사 단계를 나타내는 단면도이다.
도 8은 박리 단계의 제1 실시형태를 나타내는 단면도이다.
도 9는 박리 단계의 제2 실시형태를 나타내는 단면도이다.
12 서포트 플레이트
14 중간 부재
15 디바이스
16 유연 부재
17 범프
18 접착 부재
19 중앙 영역(범프 형성 영역)
20 테이프
21 외주 잉여 영역(범프 미형성 영역)
22 절삭 유닛
30 바이트 공구
36 연삭 유닛
42 연삭 휠
46 연삭 지석
50, 50A 절삭 유닛
54 절삭 블레이드
Claims (3)
- 각각 복수의 범프가 형성된 복수의 디바이스가 설치된 중앙 영역과 상기 중앙 영역을 둘러싸는 외주 잉여 영역을 표면에 갖는 웨이퍼의 가공 방법으로서,
웨이퍼의 상기 중앙 영역에 대응한 비점착성의 유연 부재와, 상기 유연 부재의 외주 가장자리에 설치된 접착 부재를 갖는 중간 부재를 준비하는 중간 부재 준비 단계와,
서포트 플레이트 상에 상기 중간 부재를 상기 접착 부재를 통해 점착하며, 상기 서포트 플레이트 상에 점착된 상기 중간 부재 상에, 웨이퍼의 상기 중앙 영역을 상기 유연 부재에 접촉시킨 상태로 상기 접착 부재를 통해 웨이퍼를 점착하는 점착 단계와,
상기 점착 단계를 실시한 후, 웨이퍼의 이면을 연삭하는 연삭 단계와,
상기 연삭 단계를 실시한 후, 상기 서포트 플레이트로부터 웨이퍼를 박리하는 박리 단계로서, 상기 서포트 플레이트의 외주부로부터 상기 접착 부재의 하단부까지 절삭 블레이드를 절입시켜 상기 서포트 플레이트의 외주부와 함께 상기 접착 부재를 절삭하는 단계를 포함하는 박리 단계
를 포함하고,
상기 유연 부재는, 상기 접착 부재의 내측에 설치되어 있고, 상기 복수의 범프가 상기 유연 부재 내로 흡수되는 것을 특징으로 하는 웨이퍼의 가공 방법. - 제1항에 있어서,
상기 연삭 단계를 실시한 후 상기 박리 단계를 실시하기 전에, 웨이퍼를 외주부가 환형 프레임에 점착된 다이싱 테이프에 점착하는 전사 단계를 더 포함하는 웨이퍼의 가공 방법. - 제1항에 있어서,
상기 웨이퍼의 외주부에는 표면으로부터 이면에 이르는 모따기부가 형성되어 있고,
상기 연삭 단계의 실시 전에, 상기 웨이퍼의 모따기부의 일부를 절삭 블레이드로 원형으로 제거하는 단계를 더 포함하는 웨이퍼의 가공 방법.
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Application Number | Priority Date | Filing Date | Title |
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JP2014101965A JP6385133B2 (ja) | 2014-05-16 | 2014-05-16 | ウェーハの加工方法及び中間部材 |
JPJP-P-2014-101965 | 2014-05-16 | ||
KR1020150061249A KR102455708B1 (ko) | 2014-05-16 | 2015-04-30 | 웨이퍼 가공 방법 및 중간 부재 |
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KR20210075049A KR20210075049A (ko) | 2021-06-22 |
KR102432506B1 true KR102432506B1 (ko) | 2022-08-12 |
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KR1020210076724A Active KR102432506B1 (ko) | 2014-05-16 | 2021-06-14 | 웨이퍼 가공 방법 및 중간 부재 |
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JP (1) | JP6385133B2 (ko) |
KR (2) | KR102455708B1 (ko) |
CN (1) | CN105097631B (ko) |
DE (1) | DE102015208977A1 (ko) |
TW (1) | TWI660416B (ko) |
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GB2551732B (en) * | 2016-06-28 | 2020-05-27 | Disco Corp | Method of processing wafer |
JP6906843B2 (ja) * | 2017-04-28 | 2021-07-21 | 株式会社ディスコ | ウェーハの加工方法 |
JP6914587B2 (ja) * | 2017-05-25 | 2021-08-04 | 株式会社ディスコ | ウェーハの加工方法 |
DE102018200656A1 (de) | 2018-01-16 | 2019-07-18 | Disco Corporation | Verfahren zum Bearbeiten eines Wafers |
KR102743884B1 (ko) * | 2019-02-26 | 2024-12-16 | 가부시기가이샤 디스코 | 이면 연삭용 점착 시트 및 반도체 웨이퍼의 제조 방법 |
JP7477325B2 (ja) * | 2020-03-06 | 2024-05-01 | 株式会社ディスコ | 加工方法 |
CN111730775B (zh) * | 2020-07-20 | 2024-07-23 | 天津城建大学 | 适用于金刚石线切割机微型化分割的晶片载物板及方法 |
JP7511980B2 (ja) | 2020-07-21 | 2024-07-08 | 株式会社ディスコ | キャリア板の除去方法 |
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JP6385133B2 (ja) | 2018-09-05 |
DE102015208977A1 (de) | 2015-11-19 |
CN105097631A (zh) | 2015-11-25 |
TW201606869A (zh) | 2016-02-16 |
CN105097631B (zh) | 2020-10-27 |
TWI660416B (zh) | 2019-05-21 |
KR20210075049A (ko) | 2021-06-22 |
KR102455708B1 (ko) | 2022-10-17 |
JP2015220303A (ja) | 2015-12-07 |
KR20150131964A (ko) | 2015-11-25 |
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