JP5578936B2 - ウエーハの加工方法 - Google Patents
ウエーハの加工方法 Download PDFInfo
- Publication number
- JP5578936B2 JP5578936B2 JP2010117038A JP2010117038A JP5578936B2 JP 5578936 B2 JP5578936 B2 JP 5578936B2 JP 2010117038 A JP2010117038 A JP 2010117038A JP 2010117038 A JP2010117038 A JP 2010117038A JP 5578936 B2 JP5578936 B2 JP 5578936B2
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- Prior art keywords
- wafer
- reinforcing plate
- back surface
- electrode
- resistant bond
- Prior art date
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- 238000003672 processing method Methods 0.000 title claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 50
- 239000003795 chemical substances by application Substances 0.000 claims description 32
- 238000000227 grinding Methods 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 22
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 6
- 239000007767 bonding agent Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 description 7
- 230000002787 reinforcement Effects 0.000 description 5
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000011982 device technology Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910009372 YVO4 Inorganic materials 0.000 description 1
- 239000006061 abrasive grain Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Dicing (AREA)
Description
5 デバイス
10 耐熱性ボンド剤
11 耐熱性ボンド剤層
12 補強リング
13 補強プレート
28 貫通電極
34 溶剤
52 ダイシングテープ
54 環状フレーム
Claims (2)
- 表面に複数のデバイスが形成されたデバイス領域と該デバイス領域を囲繞する外周余剰領域とを有するウエーハの加工方法であって、
ウエーハの表面全面に耐熱性ボンド剤を塗布するとともに外周余剰領域に対応する補強リングを該外周余剰領域に貼着して該耐熱性ボンド剤を固化させて、該耐熱性ボンド剤と該補強リングとで補強プレートを形成する補強プレート形成工程と、
該補強プレートを該補強リングの内径よりも小径のチャックテーブルで保持してウエーハの裏面を研削砥石で研削する裏面研削工程と、
該裏面研削工程を実施した後、該補強プレートに配設されたウエーハの裏面からウエーハの表面に形成されたデバイスの電極に接続する貫通電極を形成する貫通電極形成工程と、
該貫通電極形成工程を実施した後、該補強プレートに該耐熱性ボンド剤を溶融する溶剤を供給して該耐熱性ボンド剤を溶融するとともに該補強リングを除去する補強プレート除去工程と、
を具備したことを特徴とするウエーハの加工方法。 - 該補強プレート除去工程を実施した後、環状フレームに外周部が装着されたダイシングテープにウエーハの裏面を貼着して、ダイシングテープを介してウエーハを該環状フレームで支持するウエーハ支持工程と、
該環状フレームに支持されたウエーハを個々のデバイスに分割するウエーハ分割工程と、
を更に具備した請求項1記載のウエーハの加工方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010117038A JP5578936B2 (ja) | 2010-05-21 | 2010-05-21 | ウエーハの加工方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010117038A JP5578936B2 (ja) | 2010-05-21 | 2010-05-21 | ウエーハの加工方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011243907A JP2011243907A (ja) | 2011-12-01 |
JP5578936B2 true JP5578936B2 (ja) | 2014-08-27 |
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JP2010117038A Active JP5578936B2 (ja) | 2010-05-21 | 2010-05-21 | ウエーハの加工方法 |
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JP (1) | JP5578936B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5822768B2 (ja) * | 2012-03-22 | 2015-11-24 | 信越ポリマー株式会社 | 半導体ウェーハ用治具の剥離装置及び半導体ウェーハ用治具の剥離方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4808458B2 (ja) * | 2005-09-28 | 2011-11-02 | 株式会社ディスコ | ウェハ加工方法 |
JP2009021462A (ja) * | 2007-07-13 | 2009-01-29 | Disco Abrasive Syst Ltd | ウェーハの加工方法 |
JP2009123907A (ja) * | 2007-11-14 | 2009-06-04 | Furukawa Electric Co Ltd:The | 回路素子形成方法 |
JP2010062375A (ja) * | 2008-09-04 | 2010-03-18 | Disco Abrasive Syst Ltd | ウエーハの加工方法 |
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2010
- 2010-05-21 JP JP2010117038A patent/JP5578936B2/ja active Active
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