JP2016215368A - 研磨パッド及びその製造方法 - Google Patents
研磨パッド及びその製造方法 Download PDFInfo
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- JP2016215368A JP2016215368A JP2016100815A JP2016100815A JP2016215368A JP 2016215368 A JP2016215368 A JP 2016215368A JP 2016100815 A JP2016100815 A JP 2016100815A JP 2016100815 A JP2016100815 A JP 2016100815A JP 2016215368 A JP2016215368 A JP 2016215368A
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- Prior art keywords
- prepolymer
- polishing pad
- hydrophilic polymer
- present application
- aminobenzoate
- 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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- 238000005498 polishing Methods 0.000 title claims abstract description 65
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229920001477 hydrophilic polymer Polymers 0.000 claims abstract description 41
- 239000011148 porous material Substances 0.000 claims abstract description 37
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 26
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- 239000000126 substance Substances 0.000 claims abstract description 20
- 239000002861 polymer material Substances 0.000 claims description 18
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 15
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 15
- -1 polytetramethylene Polymers 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 239000002202 Polyethylene glycol Substances 0.000 claims description 8
- 229920001223 polyethylene glycol Polymers 0.000 claims description 8
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 8
- 239000011118 polyvinyl acetate Substances 0.000 claims description 8
- 229920001451 polypropylene glycol Polymers 0.000 claims description 6
- YPFDHNVEDLHUCE-UHFFFAOYSA-N propane-1,3-diol Chemical compound OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 claims description 6
- IBOFVQJTBBUKMU-UHFFFAOYSA-N 4,4'-methylene-bis-(2-chloroaniline) Chemical group C1=C(Cl)C(N)=CC=C1CC1=CC=C(N)C(Cl)=C1 IBOFVQJTBBUKMU-UHFFFAOYSA-N 0.000 claims description 5
- ALYNCZNDIQEVRV-UHFFFAOYSA-N 4-aminobenzoic acid Chemical compound NC1=CC=C(C(O)=O)C=C1 ALYNCZNDIQEVRV-UHFFFAOYSA-N 0.000 claims description 5
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical class CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 4
- 229920002125 Sokalan® Polymers 0.000 claims description 4
- 239000004584 polyacrylic acid Substances 0.000 claims description 4
- PISLZQACAJMAIO-UHFFFAOYSA-N 2,4-diethyl-6-methylbenzene-1,3-diamine Chemical compound CCC1=CC(C)=C(N)C(CC)=C1N PISLZQACAJMAIO-UHFFFAOYSA-N 0.000 claims description 3
- VIOMIGLBMQVNLY-UHFFFAOYSA-N 4-[(4-amino-2-chloro-3,5-diethylphenyl)methyl]-3-chloro-2,6-diethylaniline Chemical compound CCC1=C(N)C(CC)=CC(CC=2C(=C(CC)C(N)=C(CC)C=2)Cl)=C1Cl VIOMIGLBMQVNLY-UHFFFAOYSA-N 0.000 claims description 3
- AOFIWCXMXPVSAZ-UHFFFAOYSA-N 4-methyl-2,6-bis(methylsulfanyl)benzene-1,3-diamine Chemical compound CSC1=CC(C)=C(N)C(SC)=C1N AOFIWCXMXPVSAZ-UHFFFAOYSA-N 0.000 claims description 3
- YJIHNAUJGMTCFJ-UHFFFAOYSA-N 4-methyl-6-(2-methylbutan-2-yl)benzene-1,3-diamine Chemical compound CCC(C)(C)C1=CC(C)=C(N)C=C1N YJIHNAUJGMTCFJ-UHFFFAOYSA-N 0.000 claims description 3
- DVPHIKHMYFQLKF-UHFFFAOYSA-N 4-tert-butyl-2-methylbenzene-1,3-diamine Chemical compound CC1=C(N)C=CC(C(C)(C)C)=C1N DVPHIKHMYFQLKF-UHFFFAOYSA-N 0.000 claims description 3
- BSYVFGQQLJNJJG-UHFFFAOYSA-N 2-[2-(2-aminophenyl)sulfanylethylsulfanyl]aniline Chemical compound NC1=CC=CC=C1SCCSC1=CC=CC=C1N BSYVFGQQLJNJJG-UHFFFAOYSA-N 0.000 claims description 2
- WABOBVQONKAELR-UHFFFAOYSA-N 2-methyl-4-(2-methylbutan-2-yl)benzene-1,3-diamine Chemical compound CCC(C)(C)C1=CC=C(N)C(C)=C1N WABOBVQONKAELR-UHFFFAOYSA-N 0.000 claims description 2
- YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical compound C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 claims description 2
- HLDUVPFXLWEZOG-UHFFFAOYSA-N 4-tert-butyl-6-methylbenzene-1,3-diamine Chemical compound CC1=CC(C(C)(C)C)=C(N)C=C1N HLDUVPFXLWEZOG-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 238000003756 stirring Methods 0.000 abstract description 9
- 229920000642 polymer Polymers 0.000 abstract description 2
- 235000012431 wafers Nutrition 0.000 description 14
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 239000002002 slurry Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000012948 isocyanate Substances 0.000 description 9
- 239000004088 foaming agent Substances 0.000 description 8
- 230000007547 defect Effects 0.000 description 7
- 150000002513 isocyanates Chemical class 0.000 description 7
- 239000005056 polyisocyanate Substances 0.000 description 7
- 229920001228 polyisocyanate Polymers 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229920005862 polyol Polymers 0.000 description 5
- 150000003077 polyols Chemical class 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000007517 polishing process Methods 0.000 description 3
- 239000002952 polymeric resin Substances 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000002671 adjuvant Substances 0.000 description 2
- 125000002723 alicyclic group Chemical group 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 150000004985 diamines Chemical class 0.000 description 2
- 150000002009 diols Chemical class 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- OXYOEODRABYZAN-UHFFFAOYSA-N 2-hexylbenzene-1,3-diamine Chemical compound C(CCCCC)C1=C(C=CC=C1N)N OXYOEODRABYZAN-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 239000004604 Blowing Agent Substances 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- 239000005058 Isophorone diisocyanate Substances 0.000 description 1
- 241001112258 Moca Species 0.000 description 1
- 229920000265 Polyparaphenylene Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000008135 aqueous vehicle Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- POAHJTISJZSSFK-UHFFFAOYSA-N chloro(phenyl)methanediamine Chemical compound NC(N)(Cl)C1=CC=CC=C1 POAHJTISJZSSFK-UHFFFAOYSA-N 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 1
- 238000007521 mechanical polishing technique Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical group 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Polyurethanes Or Polyureas (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
Abstract
Description
ところが、本願は、様々な異なる形態で具現されることができ、ここで説明する具現例及び実施例に限定されるものではない。
[項目1]
プレポリマ(prepolymer)上に親水性高分子物質を添加するステップと、
プレポリマと親水性高分子物質との反応によって二酸化炭素を発生させ、プレポリマ内に気孔を形成するステップと、
を含む、多孔性研磨パッドの製造方法。
[項目2]
親水性高分子物質は、ポリビニルアルコール(PVA)、ポリエチレングリコール(PEG)、ポリビニルアセテート(PVAc)、ポリアクリル酸、ポリエチレンオキシド、またはスルホン化イソプレンを含む、項目1に記載の多孔性研磨パッドの製造方法。
[項目3]
プレポリマと親水性高分子物質との反応時に硬化剤が添加される、項目1または2に記載の多孔性研磨パッドの製造方法。
[項目4]
硬化剤は、4,4'−メチレン−ビス(2−クロロアニリン)、4,4'−メチレン−ビス−(3−クロロ−2,6−ジエチルアニリン)、ジメチルチオトルエンジアミン、トリメチレングリコールジ−p−アミノベンゾエイト、ポリテトラメチレンオキシドジ−p−アミノベンゾエイト、ポリテトラメチレンオキシドモノ−p−アミノベンゾエイト、ポリプロピレンオキシドジ−p−アミノベンゾエイト、ポリプロピレンオキシドモノ−p−アミノベンゾエイト、1,2−ビス(2−アミノフェニルチオ)エタン、4,4'−メチレン−ビス−アニリン、ジエチルトルエンジアミン、5−tert−ブチル−2,4−トルエンジアミン、3−tert−ブチル−2,6−トルエンジアミン、5−tert−アミル−2,4−トルエンジアミン、3−tert−アミル−2,6−トルエンジアミンまたはクロロトルエンジアミンを含む、項目3に記載の多孔性研磨パッドの製造方法。
[項目5]
項目1から4のいずれかにより製造され、二酸化炭素の気孔を含む、多孔性研磨パッド。
[項目6]
気孔は、互いに連結されて形成される、項目5に記載の多孔性研磨パッド。
Claims (6)
- プレポリマ(prepolymer)上に親水性高分子物質を添加するステップと、
前記プレポリマと前記親水性高分子物質との反応によって二酸化炭素を発生させ、前記プレポリマ内に気孔を形成するステップと、
を含む、多孔性研磨パッドの製造方法。 - 前記親水性高分子物質は、ポリビニルアルコール(PVA)、ポリエチレングリコール(PEG)、ポリビニルアセテート(PVAc)、ポリアクリル酸、ポリエチレンオキシド、またはスルホン化イソプレンを含む、請求項1に記載の多孔性研磨パッドの製造方法。
- 前記プレポリマと前記親水性高分子物質との反応時に硬化剤が添加される、請求項1または2に記載の多孔性研磨パッドの製造方法。
- 前記硬化剤は、4,4'−メチレン−ビス(2−クロロアニリン)、4,4'−メチレン−ビス−(3−クロロ−2,6−ジエチルアニリン)、ジメチルチオトルエンジアミン、トリメチレングリコールジ−p−アミノベンゾエイト、ポリテトラメチレンオキシドジ−p−アミノベンゾエイト、ポリテトラメチレンオキシドモノ−p−アミノベンゾエイト、ポリプロピレンオキシドジ−p−アミノベンゾエイト、ポリプロピレンオキシドモノ−p−アミノベンゾエイト、1,2−ビス(2−アミノフェニルチオ)エタン、4,4'−メチレン−ビス−アニリン、ジエチルトルエンジアミン、5−tert−ブチル−2,4−トルエンジアミン、3−tert−ブチル−2,6−トルエンジアミン、5−tert−アミル−2,4−トルエンジアミン、3−tert−アミル−2,6−トルエンジアミンまたはクロロトルエンジアミンを含む、請求項3に記載の多孔性研磨パッドの製造方法。
- 請求項1から4のいずれか一項により製造され、二酸化炭素の気孔を含む、多孔性研磨パッド。
- 前記気孔は、互いに連結されて形成される、請求項5に記載の多孔性研磨パッド。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150070674A KR101600393B1 (ko) | 2015-05-20 | 2015-05-20 | 연마 패드 및 이의 제조 방법 |
| KR10-2015-0070674 | 2015-05-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2016215368A true JP2016215368A (ja) | 2016-12-22 |
| JP6113331B2 JP6113331B2 (ja) | 2017-04-12 |
Family
ID=55540367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016100815A Active JP6113331B2 (ja) | 2015-05-20 | 2016-05-19 | 研磨パッド及びその製造方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9827646B2 (ja) |
| JP (1) | JP6113331B2 (ja) |
| KR (1) | KR101600393B1 (ja) |
| CN (1) | CN106167552B (ja) |
| TW (1) | TWI567119B (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023048266A1 (ja) * | 2021-09-27 | 2023-03-30 | 株式会社クラレ | 研磨パッド |
| WO2023048265A1 (ja) * | 2021-09-27 | 2023-03-30 | 株式会社クラレ | 研磨パッド |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI601598B (zh) * | 2016-12-09 | 2017-10-11 | 智勝科技股份有限公司 | 研磨墊及研磨方法 |
| KR101835090B1 (ko) * | 2017-05-29 | 2018-03-06 | 에스케이씨 주식회사 | 다공성 폴리우레탄 연마패드 및 이를 사용하여 반도체 소자를 제조하는 방법 |
| KR101835087B1 (ko) * | 2017-05-29 | 2018-03-06 | 에스케이씨 주식회사 | 다공성 폴리우레탄 연마패드 및 이를 사용하여 반도체 소자를 제조하는 방법 |
| CN107350978A (zh) * | 2017-07-26 | 2017-11-17 | 天津市职业大学 | 一种绿色固定磨料抛光片及其制备方法 |
| FR3070549B1 (fr) * | 2017-08-29 | 2020-12-04 | Delphi Int Operations Luxembourg Sarl | Dispositif de connexion electrique et refroidissement de celui ci |
| KR102273097B1 (ko) * | 2019-10-23 | 2021-07-05 | 에스케이씨솔믹스 주식회사 | 연마패드용 조성물, 연마패드 및 이의 제조방법 |
| CN111205430A (zh) * | 2020-03-06 | 2020-05-29 | 徐州永泽新材料科技有限公司 | 一种聚氨酯复合抛光垫及其制备方法 |
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| JP2010058194A (ja) * | 2008-09-02 | 2010-03-18 | Fujibo Holdings Inc | 研磨パッドの製造方法 |
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| US3694301A (en) * | 1971-01-04 | 1972-09-26 | Minnesota Mining & Mfg | Hydrophilic nonwoven web and method of making it |
| MY114512A (en) * | 1992-08-19 | 2002-11-30 | Rodel Inc | Polymeric substrate with polymeric microelements |
| US6648733B2 (en) * | 1997-04-04 | 2003-11-18 | Rodel Holdings, Inc. | Polishing pads and methods relating thereto |
| JP2002013445A (ja) * | 2000-06-30 | 2002-01-18 | Honda Motor Co Ltd | 蒸発燃料処理装置 |
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- 2016-05-19 JP JP2016100815A patent/JP6113331B2/ja active Active
- 2016-05-20 TW TW105115757A patent/TWI567119B/zh active
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| WO2023048266A1 (ja) * | 2021-09-27 | 2023-03-30 | 株式会社クラレ | 研磨パッド |
| WO2023048265A1 (ja) * | 2021-09-27 | 2023-03-30 | 株式会社クラレ | 研磨パッド |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI567119B (zh) | 2017-01-21 |
| US9827646B2 (en) | 2017-11-28 |
| US20160339559A1 (en) | 2016-11-24 |
| TW201641547A (zh) | 2016-12-01 |
| CN106167552B (zh) | 2018-01-02 |
| CN106167552A (zh) | 2016-11-30 |
| JP6113331B2 (ja) | 2017-04-12 |
| KR101600393B1 (ko) | 2016-03-07 |
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