JP5541680B2 - 研磨パッド - Google Patents
研磨パッド Download PDFInfo
- Publication number
- JP5541680B2 JP5541680B2 JP2010002752A JP2010002752A JP5541680B2 JP 5541680 B2 JP5541680 B2 JP 5541680B2 JP 2010002752 A JP2010002752 A JP 2010002752A JP 2010002752 A JP2010002752 A JP 2010002752A JP 5541680 B2 JP5541680 B2 JP 5541680B2
- Authority
- JP
- Japan
- Prior art keywords
- polishing
- polishing pad
- polyurethane
- pad
- wafer
- 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.)
- Active
Links
- 238000005498 polishing Methods 0.000 title claims description 70
- 239000004814 polyurethane Substances 0.000 claims description 15
- 229920002635 polyurethane Polymers 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 230000009477 glass transition Effects 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 2
- 235000012431 wafers Nutrition 0.000 description 23
- 229920005862 polyol Polymers 0.000 description 16
- 150000003077 polyols Chemical class 0.000 description 16
- 239000006061 abrasive grain Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 10
- 239000012948 isocyanate Substances 0.000 description 8
- 239000004065 semiconductor Substances 0.000 description 6
- 150000002513 isocyanates Chemical class 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- -1 aromatic isocyanates Chemical class 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000011496 polyurethane foam Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005231 Edge Defined Film Fed Growth Methods 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920005906 polyester polyol Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Description
研磨液流量 :200ml/min
定盤回転数 :90rpm
発泡ポリウレタン研磨パッド径:φ600mm
シリコンウエーハ:φ8インチ
Claims (2)
- 被加工物を研磨する研磨パッドであって、
ポリウレタンと該ポリウレタン中に混入された砥粒とを少なくとも含み、
75℃における損失弾性率(E´´)/貯蔵弾性率(E´)で表される値(tanδ)が0.1〜0.3の範囲内で且つガラス転移温度が85℃〜100℃の範囲内であることを特徴とする研磨パッド。 - 被加工物はシリコンウエーハから構成され、
シリコンウエーハを保持する定盤回転数が90rpm、研磨圧力が300g/cm 2 、研磨液流量が200ml/minでシリコンウエーハを研磨した際、研磨レートが0.62μm/min以上であることを特徴とする請求項1記載の研磨パッド。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010002752A JP5541680B2 (ja) | 2010-01-08 | 2010-01-08 | 研磨パッド |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010002752A JP5541680B2 (ja) | 2010-01-08 | 2010-01-08 | 研磨パッド |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011142249A JP2011142249A (ja) | 2011-07-21 |
JP5541680B2 true JP5541680B2 (ja) | 2014-07-09 |
Family
ID=44457894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010002752A Active JP5541680B2 (ja) | 2010-01-08 | 2010-01-08 | 研磨パッド |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5541680B2 (ja) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6626740B2 (en) * | 1999-12-23 | 2003-09-30 | Rodel Holdings, Inc. | Self-leveling pads and methods relating thereto |
US6641627B2 (en) * | 2001-05-22 | 2003-11-04 | 3M Innovative Properties Company | Abrasive articles |
JP2003224094A (ja) * | 2002-01-29 | 2003-08-08 | Ebara Corp | 研磨工具 |
US7435161B2 (en) * | 2003-06-17 | 2008-10-14 | Cabot Microelectronics Corporation | Multi-layer polishing pad material for CMP |
US7371160B1 (en) * | 2006-12-21 | 2008-05-13 | Rohm And Haas Electronic Materials Cmp Holdings Inc. | Elastomer-modified chemical mechanical polishing pad |
-
2010
- 2010-01-08 JP JP2010002752A patent/JP5541680B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2011142249A (ja) | 2011-07-21 |
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