JP2022126751A - ケミカルメカニカル研磨パッド - Google Patents
ケミカルメカニカル研磨パッド Download PDFInfo
- Publication number
- JP2022126751A JP2022126751A JP2022097801A JP2022097801A JP2022126751A JP 2022126751 A JP2022126751 A JP 2022126751A JP 2022097801 A JP2022097801 A JP 2022097801A JP 2022097801 A JP2022097801 A JP 2022097801A JP 2022126751 A JP2022126751 A JP 2022126751A
- Authority
- JP
- Japan
- Prior art keywords
- polishing
- cmp polishing
- cmp
- substrate
- layer
- 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
Links
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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
- B24B37/20—Lapping pads for working plane surfaces
- B24B37/24—Lapping pads for working plane surfaces characterised by the composition or properties of the pad materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3225—Polyamines
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6607—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
- C08G18/6611—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203 having at least three hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—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
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—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
- 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
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—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
- 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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
本発明者らは、半導体ウェーハー又はデバイス基材の金属表面のCMP研磨をして、不良率を減少させ、かつ同時に該基材表面上の金属のディッシングを減少させることを可能にするという問題の解決を模索してきた。
ヒドロキシル当量=56100/ヒドロキシル基数
下の表1は本発明の研磨層と先行技術サンプルの組成を要約したものである。
Claims (10)
- 半導体ウェーハー、磁性又は光学基材の金属表面をCMP研磨する方法であって、
研磨層に最上研磨表面を有するCMP研磨パッドを用いて基材をCMP研磨することを含み、
前記研磨層が、
8.5~9.5重量%の未反応NCO基を有するイソシアネート末端ウレタンプレポ リマーと;
硬化剤成分であって、
硬化剤成分の固形分重量に基づいて60.3~70重量%の、6000~15,0 00の数平均分子量を有し、かつ1分子あたり平均5~7個のヒドロキシル基を有 するポリオール硬化剤、及び
硬化剤成分の固形分重量に基づいて30~39.7重量%の多官能芳香族アミン硬 化剤
を含む硬化剤成分と
の反応生成物を含み、
前記研磨層が、非充填又は更なる空孔がなければ、室温で脱イオン(DI)水に1週間浸漬した後の吸水率が4~8重量%であり、かつショアーD硬度の範囲が28~64であり、
前記最上研磨表面が前記基材の金属表面を平坦化及び研磨するように適合され、それにより低不良率と最小度のディッシングを有する共平面の金属及び絶縁又は酸化物層表面を形成する、
CMP研磨方法。 - 前記CMP研磨が、前記イソシアネート末端ウレタンプレポリマーと、硬化剤成分の固形分重量に基づいて60.6~65重量%のポリオール硬化剤を含む硬化剤成分との反応生成物を含む研磨層を有するCMP研磨パッドを用いて基材をCMP研磨することを含む請求項1に記載の方法。
- 前記CMP研磨が、
イソシアネート末端ウレタンプレポリマーと、
硬化剤成分であって、
ポリオール硬化剤、及び
4,4’‐メチレン‐ビス‐(2‐クロロアニリン)(MBOCA)、4,4’‐ メチレン‐ビス‐(3‐クロロ‐2,6‐ジエチルアニリン)(MCDEA)、ジ エチルトルエンジアミン(DETDA);3,5‐ジメチルチオ‐2,4‐トルエ ンジアミン(DMTDA)、それらの異性体、又はそれらの混合物のいずれかであ る2官能性硬化剤
を含む硬化剤成分と
の反応生成物を含む研磨層を有するCMP研磨パッドを用いて基材をCMP研磨することを含む請求項1に記載の方法。 - 前記CMP研磨が、30~60の範囲のショアーD硬度を有する研磨層を有するCMP研磨パッドを用いて基材をCMP研磨することを含む請求項1に記載の方法。
- 前記CMP研磨が、35~55の範囲のショアーD硬度を有する研磨層を有するCMP研磨パッドを用いて基材をCMP研磨することを含む請求項1に記載の方法。
- 前記CMP研磨が、前記イソシアネート末端ウレタンプレポリマー中の未反応NCO基に対する前記硬化剤成分中の反応性水素基(NH2とOH基の合計として定義される)の化学量論比が0.85:1~1.15:1の範囲である反応生成物である研磨層を有するCMP研磨パッドを用いて基材をCMP研磨することを含む請求項1に記載の方法。
- 半導体ウェーハーにおける銅又はタングステン含有金属表面をCMP研磨することを含む請求項1に記載の方法。
- 前記CMP研磨が、いかなるジオールも実質的に含まない硬化剤成分の反応生成物から本質的になる研磨層を有する前記CMP研磨パッドを用いて基材をCMP研磨することを含む請求項1に記載の方法。
- 前記CMP研磨が、0.4~1.15の比重(SG)を有し、かつ非充填又は更なる空孔がないとき、1.1~1.2の比重(SG)を有する反応生成物である研磨層を有するCMP研磨パッドを用いて基材をCMP研磨することを含む請求項1に記載の方法。
- 前記CMP研磨が、ガス充填又は中空微小要素を含む研磨層を有するCMP研磨パッドを用いて基材をCMP研磨することを含む請求項1に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/476,404 US20180281149A1 (en) | 2017-03-31 | 2017-03-31 | Chemical mechanical polishing pad |
US15/476,404 | 2017-03-31 | ||
JP2018045188A JP2018171702A (ja) | 2017-03-31 | 2018-03-13 | ケミカルメカニカル研磨パッド |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018045188A Division JP2018171702A (ja) | 2017-03-31 | 2018-03-13 | ケミカルメカニカル研磨パッド |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022126751A true JP2022126751A (ja) | 2022-08-30 |
JP7260698B2 JP7260698B2 (ja) | 2023-04-18 |
Family
ID=63672795
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018045188A Pending JP2018171702A (ja) | 2017-03-31 | 2018-03-13 | ケミカルメカニカル研磨パッド |
JP2022097801A Active JP7260698B2 (ja) | 2017-03-31 | 2022-06-17 | ケミカルメカニカル研磨パッド |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018045188A Pending JP2018171702A (ja) | 2017-03-31 | 2018-03-13 | ケミカルメカニカル研磨パッド |
Country Status (5)
Country | Link |
---|---|
US (2) | US20180281149A1 (ja) |
JP (2) | JP2018171702A (ja) |
KR (1) | KR102590761B1 (ja) |
CN (1) | CN108687654B (ja) |
TW (1) | TWI827540B (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10569384B1 (en) * | 2018-11-06 | 2020-02-25 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Chemical mechanical polishing pad and polishing method |
US10464188B1 (en) * | 2018-11-06 | 2019-11-05 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Chemical mechanical polishing pad and polishing method |
KR102174958B1 (ko) * | 2019-03-27 | 2020-11-05 | 에스케이씨 주식회사 | 결함 발생을 최소화시키는 연마패드 및 이의 제조방법 |
TWI827890B (zh) * | 2019-10-23 | 2024-01-01 | 南韓商Sk恩普士股份有限公司 | 用於研磨墊之組成物及研磨墊 |
CN111909353A (zh) * | 2020-06-30 | 2020-11-10 | 山东一诺威聚氨酯股份有限公司 | 低粘度聚氨酯制备抛光垫的方法 |
US20230015668A1 (en) * | 2021-07-01 | 2023-01-19 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Cmp polishing pad |
US20230390889A1 (en) * | 2022-06-02 | 2023-12-07 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Cmp pad having polishing layer of low specific gravity |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008080478A (ja) * | 2006-08-30 | 2008-04-10 | Toyo Tire & Rubber Co Ltd | 研磨パッド |
JP2009148876A (ja) * | 2007-07-25 | 2009-07-09 | Toray Ind Inc | 研磨パッド、およびそれを用いた研磨方法 |
JP2015189003A (ja) * | 2014-03-28 | 2015-11-02 | ローム アンド ハース エレクトロニック マテリアルズ シーエムピー ホウルディングス インコーポレイテッド | 軟質かつコンディショニング可能なウィンドウ付きケミカルメカニカル研磨パッド |
JP2015208854A (ja) * | 2014-04-25 | 2015-11-24 | ローム アンド ハース エレクトロニック マテリアルズ シーエムピー ホウルディングス インコーポレイテッド | 化学機械研磨パッド |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5618381A (en) | 1992-01-24 | 1997-04-08 | Micron Technology, Inc. | Multiple step method of chemical-mechanical polishing which minimizes dishing |
US6953388B2 (en) | 1999-12-22 | 2005-10-11 | Toray Industries, Inc. | Polishing pad, and method and apparatus for polishing |
JP2002200554A (ja) | 2000-12-28 | 2002-07-16 | Sumitomo Chem Co Ltd | 研磨パッド、それを用いた研磨装置及び研磨方法 |
CN101489721B (zh) * | 2006-08-28 | 2014-06-18 | 东洋橡胶工业株式会社 | 抛光垫 |
KR101750775B1 (ko) * | 2009-06-29 | 2017-06-26 | 디아이씨 가부시끼가이샤 | 연마 패드용 2액형 우레탄 수지 조성물, 폴리우레탄 연마 패드, 및 폴리우레탄 연마 패드의 제조 방법 |
US8697239B2 (en) | 2009-07-24 | 2014-04-15 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Multi-functional polishing pad |
US9144880B2 (en) | 2012-11-01 | 2015-09-29 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Soft and conditionable chemical mechanical polishing pad |
US9238295B2 (en) * | 2013-05-31 | 2016-01-19 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Soft and conditionable chemical mechanical window polishing pad |
US8980749B1 (en) | 2013-10-24 | 2015-03-17 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Method for chemical mechanical polishing silicon wafers |
US9452507B2 (en) | 2014-12-19 | 2016-09-27 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Controlled-viscosity CMP casting method |
US10011002B2 (en) | 2015-06-26 | 2018-07-03 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Method of making composite polishing layer for chemical mechanical polishing pad |
US10208154B2 (en) * | 2016-11-30 | 2019-02-19 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Formulations for chemical mechanical polishing pads and CMP pads made therewith |
-
2017
- 2017-03-31 US US15/476,404 patent/US20180281149A1/en not_active Abandoned
-
2018
- 2018-03-13 JP JP2018045188A patent/JP2018171702A/ja active Pending
- 2018-03-20 CN CN201810232714.3A patent/CN108687654B/zh active Active
- 2018-03-23 KR KR1020180034150A patent/KR102590761B1/ko active Active
- 2018-03-23 TW TW107109944A patent/TWI827540B/zh active
- 2018-08-08 US US16/058,757 patent/US10875144B2/en active Active
-
2022
- 2022-06-17 JP JP2022097801A patent/JP7260698B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008080478A (ja) * | 2006-08-30 | 2008-04-10 | Toyo Tire & Rubber Co Ltd | 研磨パッド |
JP2009148876A (ja) * | 2007-07-25 | 2009-07-09 | Toray Ind Inc | 研磨パッド、およびそれを用いた研磨方法 |
JP2015189003A (ja) * | 2014-03-28 | 2015-11-02 | ローム アンド ハース エレクトロニック マテリアルズ シーエムピー ホウルディングス インコーポレイテッド | 軟質かつコンディショニング可能なウィンドウ付きケミカルメカニカル研磨パッド |
JP2015208854A (ja) * | 2014-04-25 | 2015-11-24 | ローム アンド ハース エレクトロニック マテリアルズ シーエムピー ホウルディングス インコーポレイテッド | 化学機械研磨パッド |
Also Published As
Publication number | Publication date |
---|---|
CN108687654A (zh) | 2018-10-23 |
US10875144B2 (en) | 2020-12-29 |
CN108687654B (zh) | 2021-08-10 |
KR20180111553A (ko) | 2018-10-11 |
JP7260698B2 (ja) | 2023-04-18 |
KR102590761B1 (ko) | 2023-10-18 |
US20180281149A1 (en) | 2018-10-04 |
JP2018171702A (ja) | 2018-11-08 |
TWI827540B (zh) | 2024-01-01 |
TW201841963A (zh) | 2018-12-01 |
US20180361531A1 (en) | 2018-12-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7260698B2 (ja) | ケミカルメカニカル研磨パッド | |
KR102458170B1 (ko) | 화학 기계적 연마 패드 | |
TWI589613B (zh) | 聚胺酯硏磨墊 | |
TWI480123B (zh) | 多功能研磨墊 | |
JP6177665B2 (ja) | 軟質かつコンディショニング可能なケミカルメカニカル研磨パッド | |
KR102513538B1 (ko) | 화학적 기계적 연마 패드 복합체 연마층 제형 | |
JP6367611B2 (ja) | 軟質かつコンディショニング可能な研磨層を有する多層化学機械研磨パッドスタック | |
US8257544B2 (en) | Chemical mechanical polishing pad having a low defect integral window | |
US11845156B2 (en) | Polishing pad employing polyamine and cyclohexanedimethanol curatives | |
CN111136577B (zh) | 化学机械抛光垫和抛光方法 | |
US9484212B1 (en) | Chemical mechanical polishing method | |
JP6334266B2 (ja) | 軟質かつコンディショニング可能な化学機械研磨パッドスタック | |
CN111203798B (zh) | 化学机械抛光垫和抛光方法 | |
JP2017035773A (ja) | ケミカルメカニカル研磨パッド複合研磨層調合物 | |
JP2017052078A (ja) | ケミカルメカニカル研磨パッド及び同研磨パッドの製造方法 | |
KR20250047156A (ko) | 화학적 기계적 폴리싱 패드를 사용하여 폴리싱하는 방법 | |
TW202517702A (zh) | 由雙重固化劑形成的拋光墊 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220617 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220617 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20221101 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230111 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230314 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230406 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7260698 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |