JP2012109616A - 研磨パッド - Google Patents
研磨パッド Download PDFInfo
- Publication number
- JP2012109616A JP2012109616A JP2012041145A JP2012041145A JP2012109616A JP 2012109616 A JP2012109616 A JP 2012109616A JP 2012041145 A JP2012041145 A JP 2012041145A JP 2012041145 A JP2012041145 A JP 2012041145A JP 2012109616 A JP2012109616 A JP 2012109616A
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- JP
- Japan
- Prior art keywords
- pad
- polishing
- resin
- wafer
- useful
- 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.)
- Granted
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Classifications
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
- B24B37/20—Lapping pads for working plane surfaces
- B24B37/205—Lapping pads for working plane surfaces provided with a window for inspecting the surface of the work being lapped
-
- 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
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
-
- 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
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/60—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of tools not covered by the preceding subgroups
-
- 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
- B24B37/20—Lapping pads for working plane surfaces
- B24B37/26—Lapping pads for working plane surfaces characterised by the shape of the lapping pad surface, e.g. grooved
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31—Surface property or characteristic of web, sheet or block
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
【解決手段】集積回路搭載ウェーハの研磨に有用なパッドであって、硬質均一樹脂シートからなる第一の部分と、エア注入合成ウレタン構造からなる第二の部分とを有し、第一の部分が、スラリー粒子の吸収、輸送という本質的な能力を持たず、190〜3500nmの範囲の波長の光線が透過し、表面テクスチャーを持つ、パッド。
【選択図】なし
Description
(1)前記第一の樹脂の棒又はプラグを準備する工程;
(2)前記第一の樹脂の棒又はプラグを液状の第二の樹脂の中に配置する工程;
(3)前記第二の樹脂を硬化させて成形物を得る工程;及び
(4)前記成形物をスライスする工程;
を含む、方法が挙げられる。
前記パッドが、第一の樹脂からなる第一の部分と、第二の樹脂からなる第二の部分とを含み、
前記パッドが、第一の樹脂の棒又はプラグがその中に配置された液状の第二の樹脂を得て、次いで前記第二の樹脂を硬化させた成形物をスライスしたものであり、
前記第一の部分が、スラリー粒子の吸収、輸送という本質的な能力を持たず、かつ190〜3500nmの範囲の波長の光線が透過する、硬質均一樹脂シートからなり、
前記第二の部分がマイクロポーラスウレタン構造、又はマイクロバルーン充填合成ポウレタン構造若しくはエア注入合成ウレタン構造であり、前記パッドの表面で小孔が開口し、スラリー粒子の吸収、輸送が可能である、
パッドが挙げられる。
(1)集積回路搭載ウエーハの研磨に有用なパッドであって、少なくともその一部分はスラリー粒子の吸収、輸送という本質的な能力を持たない硬質均一樹脂シートからなり、この樹脂シートは190−3500ナノメーターの範囲の波長の光線が透過するものであることを特徴とするパッド。
(2)前記硬質均一樹脂シートが、大フロー溝と小フロー溝の両方がある表面テクスチャー又はパターンを持ち、これら溝が表面上を横切る粒子を含む研磨スラリーの輸送を可能にし、前記表面テクスチャー又はパターンは外部手段によってのみ硬質均一樹脂シートの表面に作られることを特徴とする(1)のパッド。
(3)前記パッドが、光が透過する硬質均一樹脂シートからなる第一部分と、マイクロポーラスポリウレタン構造からなる第二部分を有することを特徴とする(1)のパッド。
(4)前記パッドが、光が透過する硬質均一樹脂シートからなる第一部分と、マイクロポーラスポリウレタン構造からなる第二部分を有することを特徴とする(2)のパッド。
(5)前記パッドが、光が透過する硬質均一樹脂シートからなる第一部分と、充填またはエア注入合成ウレタン構造からなる第二部分を有することを特徴とする(1)のパッド。
(6)前記パッドが、光が透過する硬質均一樹脂シートからなる第一部分と、充填またはエア注入合成ウレタン構造からなる第二部分を有することを特徴とする(2)のパッド。
(7)前記パッドが、光が透過する硬質均一樹脂シートからなる第一部分と、スラリー粒子の吸収、輸送という本質的な能力を持たない硬質均一樹脂シートからなる第二部分を有し、この第二部分が大フロー溝と小フロー溝の両方がある表面テクスチャー又はパターンをその表面に持ち、これら溝が表面を横切る粒子を含む研磨スラリーの輸送を可能にし、前記表面テクスチャーは外部手段によってのみ硬質均一樹脂シートの表面上に作られることを特徴とする(1)のパッド。
(8)前記パッドが、光が透過する硬質均一樹脂シートからなる第一部分と、スラリー粒子の吸収、輸送という本質的な能力を持たない硬質均一樹脂シートからなる第二部分を有し、この第二部分が大フロー溝と小フロー溝の両方がある表面テクスチャー又はパターンをその表面に持ち、これら溝が表面を横切る粒子を含む研磨スラリーの輸送を可能にし、前記表面テクスチャーは外部手段によってのみ硬質均一樹脂シートの表面上に作られることを特徴とする(2)のパッド。
Claims (3)
- 集積回路搭載ウェーハの研磨に有用なパッドであって、硬質均一樹脂シートからなる第一の部分と、エア注入合成ウレタン構造からなる第二の部分とを有し、
第一の部分が、スラリー粒子の吸収、輸送という本質的な能力を持たず、190〜3500nmの範囲の波長の光線が透過し、表面テクスチャーを持つ、パッド。 - 表面テクスチャーが大フロー溝と小フロー溝からなる、請求項1記載のパッド。
- 第一の部分が、大フロー溝と小フロー溝を有する硬質ポリマーシートである、請求項1又は2のいずれか記載のパッド。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/517,578 | 1995-08-21 | ||
| US08/517,578 US5605760A (en) | 1995-08-21 | 1995-08-21 | Polishing pads |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009247447A Division JP5016655B2 (ja) | 1995-08-21 | 2009-10-28 | 研磨パッド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012109616A true JP2012109616A (ja) | 2012-06-07 |
| JP5461603B2 JP5461603B2 (ja) | 2014-04-02 |
Family
ID=24060375
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50955797A Expired - Lifetime JP3691852B2 (ja) | 1995-08-21 | 1996-08-20 | 研磨パッド |
| JP2005112423A Expired - Lifetime JP4019087B2 (ja) | 1995-08-21 | 2005-04-08 | 研磨パッドの製造方法及び研磨パッド |
| JP2007206070A Expired - Lifetime JP4714715B2 (ja) | 1995-08-21 | 2007-08-08 | 研磨パッドの製造方法及び研磨パッド |
| JP2009247447A Expired - Lifetime JP5016655B2 (ja) | 1995-08-21 | 2009-10-28 | 研磨パッド |
| JP2012041145A Expired - Lifetime JP5461603B2 (ja) | 1995-08-21 | 2012-02-28 | 研磨パッド |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50955797A Expired - Lifetime JP3691852B2 (ja) | 1995-08-21 | 1996-08-20 | 研磨パッド |
| JP2005112423A Expired - Lifetime JP4019087B2 (ja) | 1995-08-21 | 2005-04-08 | 研磨パッドの製造方法及び研磨パッド |
| JP2007206070A Expired - Lifetime JP4714715B2 (ja) | 1995-08-21 | 2007-08-08 | 研磨パッドの製造方法及び研磨パッド |
| JP2009247447A Expired - Lifetime JP5016655B2 (ja) | 1995-08-21 | 2009-10-28 | 研磨パッド |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5605760A (ja) |
| EP (2) | EP1281477A1 (ja) |
| JP (5) | JP3691852B2 (ja) |
| KR (1) | KR100422603B1 (ja) |
| CN (1) | CN1068814C (ja) |
| TW (1) | TW340082B (ja) |
| WO (1) | WO1997006921A1 (ja) |
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- 1996-08-20 WO PCT/US1996/013443 patent/WO1997006921A1/en active IP Right Grant
- 1996-08-20 CN CN96196447A patent/CN1068814C/zh not_active Expired - Lifetime
- 1996-08-20 EP EP02078539A patent/EP1281477A1/en not_active Withdrawn
- 1996-08-20 KR KR10-1998-0701235A patent/KR100422603B1/ko not_active Expired - Lifetime
- 1996-08-20 EP EP96928246A patent/EP0846040A4/en not_active Withdrawn
- 1996-08-27 TW TW085110408A patent/TW340082B/zh not_active IP Right Cessation
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2005
- 2005-04-08 JP JP2005112423A patent/JP4019087B2/ja not_active Expired - Lifetime
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2007
- 2007-08-08 JP JP2007206070A patent/JP4714715B2/ja not_active Expired - Lifetime
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Also Published As
| Publication number | Publication date |
|---|---|
| JP3691852B2 (ja) | 2005-09-07 |
| KR100422603B1 (ko) | 2004-05-31 |
| EP0846040A4 (en) | 1998-09-30 |
| US5605760A (en) | 1997-02-25 |
| EP0846040A1 (en) | 1998-06-10 |
| WO1997006921A1 (en) | 1997-02-27 |
| JP2010017848A (ja) | 2010-01-28 |
| KR19990044003A (ko) | 1999-06-25 |
| CN1193932A (zh) | 1998-09-23 |
| EP1281477A1 (en) | 2003-02-05 |
| JPH11512977A (ja) | 1999-11-09 |
| JP5016655B2 (ja) | 2012-09-05 |
| JP2005210143A (ja) | 2005-08-04 |
| CN1068814C (zh) | 2001-07-25 |
| JP4019087B2 (ja) | 2007-12-05 |
| JP4714715B2 (ja) | 2011-06-29 |
| TW340082B (en) | 1998-09-11 |
| JP2007313645A (ja) | 2007-12-06 |
| JP5461603B2 (ja) | 2014-04-02 |
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