JP6855124B2 - ゲッタリング層形成方法 - Google Patents
ゲッタリング層形成方法 Download PDFInfo
- Publication number
- JP6855124B2 JP6855124B2 JP2017092456A JP2017092456A JP6855124B2 JP 6855124 B2 JP6855124 B2 JP 6855124B2 JP 2017092456 A JP2017092456 A JP 2017092456A JP 2017092456 A JP2017092456 A JP 2017092456A JP 6855124 B2 JP6855124 B2 JP 6855124B2
- Authority
- JP
- Japan
- Prior art keywords
- wafer
- gettering layer
- back surface
- grinding
- gettering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P36/00—Gettering within semiconductor bodies
- H10P36/03—Gettering within semiconductor bodies within silicon bodies
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/65—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials
- H10P14/6502—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials
- H10P14/6508—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials by exposure to a liquid
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P54/00—Cutting or separating of wafers, substrates or parts of devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/04—Apparatus for manufacture or treatment
- H10P72/0402—Apparatus for fluid treatment
- H10P72/0406—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
- H10P72/0408—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for drying
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/04—Apparatus for manufacture or treatment
- H10P72/0402—Apparatus for fluid treatment
- H10P72/0418—Apparatus for fluid treatment for etching
- H10P72/0422—Apparatus for fluid treatment for etching for wet etching
- H10P72/0424—Apparatus for fluid treatment for etching for wet etching using mainly spraying means, e.g. nozzles
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/04—Apparatus for manufacture or treatment
- H10P72/0448—Apparatus for applying a liquid, a resin, an ink or the like
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/70—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping
- H10P72/76—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches
- H10P72/7604—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches the wafers being placed on a susceptor, stage or support
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P90/00—Preparation of wafers not covered by a single main group of this subclass, e.g. wafer reinforcement
- H10P90/12—Preparing bulk and homogeneous wafers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P90/00—Preparation of wafers not covered by a single main group of this subclass, e.g. wafer reinforcement
- H10P90/12—Preparing bulk and homogeneous wafers
- H10P90/123—Preparing bulk and homogeneous wafers by grinding or lapping
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P90/00—Preparation of wafers not covered by a single main group of this subclass, e.g. wafer reinforcement
- H10P90/12—Preparing bulk and homogeneous wafers
- H10P90/124—Preparing bulk and homogeneous wafers by processing the backside of the wafers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P90/00—Preparation of wafers not covered by a single main group of this subclass, e.g. wafer reinforcement
- H10P90/12—Preparing bulk and homogeneous wafers
- H10P90/126—Preparing bulk and homogeneous wafers by chemical etching
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P95/00—Generic processes or apparatus for manufacture or treatments not covered by the other groups of this subclass
- H10P95/04—Planarisation of conductive or resistive materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P52/00—Grinding, lapping or polishing of wafers, substrates or parts of devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P52/00—Grinding, lapping or polishing of wafers, substrates or parts of devices
- H10P52/40—Chemomechanical polishing [CMP]
- H10P52/402—Chemomechanical polishing [CMP] of semiconductor materials
Landscapes
- Mechanical Treatment Of Semiconductor (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Formation Of Insulating Films (AREA)
- Electroluminescent Light Sources (AREA)
Description
11a 表面
11b 裏面
13 分割予定ライン(ストリート)
15 デバイス
21 保護部材
21a 表面
21b 裏面
31 溶液
33 被膜
35 ゲッタリング層
41 エアー
2 研削装置
4 チャックテーブル
4a 保持面
6 研削ユニット
8 スピンドル
10 マウント
12 研削ホイール
14 ホイール基台
16 研削砥石
22 研磨装置
24 チャックテーブル
24a 保持面
26 研磨ユニット
28 スピンドル
30 マウント
32 研磨パッド
42 スピンコーター
44 スピンナテーブル
44a 保持面
46 ノズル
52 乾燥装置
54 チャックテーブル
54a 保持面
56 ノズル
Claims (5)
- 表面にデバイスが形成されたウェーハの裏面にゲッタリング層を形成するゲッタリング層形成方法であって、
該ウェーハの該裏面を研削する研削ステップと、
該研削ステップを実施した後、該ウェーハの該裏面を研磨して、該研削ステップで該裏面に形成されゲッタリング機能を持つ傷及び歪を除去する研磨ステップと、
該研磨ステップを実施した後、該ゲッタリング機能を持つ傷及び歪が除去された該ウェーハの該裏面に金属塩の溶液を塗布する塗布ステップと、
該塗布ステップを実施した後、該ウェーハを乾燥させて該裏面にゲッタリング層を形成する乾燥ステップと、を備えることを特徴とするゲッタリング層形成方法。 - 該乾燥ステップでは、該ウェーハに乾燥したエアーを吹き付ける方法で該ウェーハを乾燥させる、又は該ウェーハを自然乾燥させることを特徴とする請求項1に記載のゲッタリング層形成方法。
- 該金属塩は、銅と共に合金を形成する金属を含むことを特徴とする請求項1又は請求項2に記載のゲッタリング層形成方法。
- 該金属塩は2価の金属を含み、該ゲッタリング層は1cm2当たり1×1013個以上の該金属の原子を含有することを特徴とする請求項1から請求項3のいずれかに記載のゲッタリング層形成方法。
- 該金属塩は3価の金属を含み、該ゲッタリング層は1cm2当たり1×1012個以上の該金属の原子を含有することを特徴とする請求項1から請求項3のいずれかに記載のゲッタリング層形成方法。
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017092456A JP6855124B2 (ja) | 2017-05-08 | 2017-05-08 | ゲッタリング層形成方法 |
| TW107112080A TWI751322B (zh) | 2017-05-08 | 2018-04-09 | 去疵層形成方法 |
| MYPI2018701501A MY181953A (en) | 2017-05-08 | 2018-04-17 | Gettering layer forming method |
| SG10201803305WA SG10201803305WA (en) | 2017-05-08 | 2018-04-19 | Gettering layer forming method |
| CN201810385622.9A CN108878255B (zh) | 2017-05-08 | 2018-04-26 | 去疵层形成方法 |
| KR1020180049812A KR102397739B1 (ko) | 2017-05-08 | 2018-04-30 | 게터링층 형성 방법 |
| US15/971,201 US10541149B2 (en) | 2017-05-08 | 2018-05-04 | Gettering layer forming method |
| DE102018207032.6A DE102018207032B4 (de) | 2017-05-08 | 2018-05-07 | Ausbildungsverfahren für eine Getterschicht |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017092456A JP6855124B2 (ja) | 2017-05-08 | 2017-05-08 | ゲッタリング層形成方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018190835A JP2018190835A (ja) | 2018-11-29 |
| JP6855124B2 true JP6855124B2 (ja) | 2021-04-07 |
Family
ID=63895316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017092456A Active JP6855124B2 (ja) | 2017-05-08 | 2017-05-08 | ゲッタリング層形成方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US10541149B2 (ja) |
| JP (1) | JP6855124B2 (ja) |
| KR (1) | KR102397739B1 (ja) |
| CN (1) | CN108878255B (ja) |
| DE (1) | DE102018207032B4 (ja) |
| MY (1) | MY181953A (ja) |
| SG (1) | SG10201803305WA (ja) |
| TW (1) | TWI751322B (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020113580A (ja) * | 2019-01-08 | 2020-07-27 | 株式会社ディスコ | ゲッタリング層形成方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1088958A (en) * | 1963-09-23 | 1967-10-25 | Ass Elect Ind | Improvements relating to the treatment of semi-conductor materials |
| JP3823160B2 (ja) * | 1997-04-03 | 2006-09-20 | 野村マイクロ・サイエンス株式会社 | 半導体基板内部の洗浄方法 |
| JP4115283B2 (ja) * | 2003-01-07 | 2008-07-09 | シャープ株式会社 | 半導体装置およびその製造方法 |
| JP2005093869A (ja) * | 2003-09-19 | 2005-04-07 | Mimasu Semiconductor Industry Co Ltd | シリコンウエーハの再生方法及び再生ウエーハ |
| US7795111B2 (en) * | 2007-06-27 | 2010-09-14 | Semiconductor Energy Laboratory Co., Ltd. | Manufacturing method of SOI substrate and manufacturing method of semiconductor device |
| WO2009131132A1 (en) * | 2008-04-25 | 2009-10-29 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for manufacturing the same |
| JP5691363B2 (ja) * | 2009-10-09 | 2015-04-01 | 株式会社Sumco | 半導体基板内部の重金属の除去方法 |
| KR20110077485A (ko) * | 2009-12-30 | 2011-07-07 | 주식회사 하이닉스반도체 | 웨이퍼 가공 방법 |
| US8846500B2 (en) * | 2010-12-13 | 2014-09-30 | Semiconductor Components Industries, Llc | Method of forming a gettering structure having reduced warpage and gettering a semiconductor wafer therewith |
| JP6068074B2 (ja) | 2012-09-20 | 2017-01-25 | 株式会社ディスコ | ゲッタリング層形成方法 |
| TWI541864B (zh) * | 2012-12-06 | 2016-07-11 | 世創電子材料公司 | 磊晶晶圓及其製造方法 |
| JP6208498B2 (ja) | 2013-08-29 | 2017-10-04 | 株式会社ディスコ | 研磨パッドおよびウエーハの加工方法 |
| JP6413238B2 (ja) * | 2014-01-07 | 2018-10-31 | 株式会社Sumco | エピタキシャルシリコンウェーハの製造方法 |
| JP6192778B2 (ja) | 2016-07-07 | 2017-09-06 | 株式会社ディスコ | シリコンウエーハの加工装置 |
-
2017
- 2017-05-08 JP JP2017092456A patent/JP6855124B2/ja active Active
-
2018
- 2018-04-09 TW TW107112080A patent/TWI751322B/zh active
- 2018-04-17 MY MYPI2018701501A patent/MY181953A/en unknown
- 2018-04-19 SG SG10201803305WA patent/SG10201803305WA/en unknown
- 2018-04-26 CN CN201810385622.9A patent/CN108878255B/zh active Active
- 2018-04-30 KR KR1020180049812A patent/KR102397739B1/ko active Active
- 2018-05-04 US US15/971,201 patent/US10541149B2/en active Active
- 2018-05-07 DE DE102018207032.6A patent/DE102018207032B4/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US10541149B2 (en) | 2020-01-21 |
| CN108878255B (zh) | 2024-02-20 |
| KR102397739B1 (ko) | 2022-05-13 |
| SG10201803305WA (en) | 2018-12-28 |
| TW201843737A (zh) | 2018-12-16 |
| DE102018207032B4 (de) | 2024-08-29 |
| KR20180123434A (ko) | 2018-11-16 |
| JP2018190835A (ja) | 2018-11-29 |
| DE102018207032A1 (de) | 2018-11-08 |
| US20180323080A1 (en) | 2018-11-08 |
| MY181953A (en) | 2021-01-15 |
| CN108878255A (zh) | 2018-11-23 |
| TWI751322B (zh) | 2022-01-01 |
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