JP6948386B2 - 蒸着マスク用金属板、蒸着マスク及びその製造方法 - Google Patents
蒸着マスク用金属板、蒸着マスク及びその製造方法 Download PDFInfo
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- JP6948386B2 JP6948386B2 JP2019514011A JP2019514011A JP6948386B2 JP 6948386 B2 JP6948386 B2 JP 6948386B2 JP 2019514011 A JP2019514011 A JP 2019514011A JP 2019514011 A JP2019514011 A JP 2019514011A JP 6948386 B2 JP6948386 B2 JP 6948386B2
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- 229910052751 metal Inorganic materials 0.000 title claims description 195
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- 239000010953 base metal Substances 0.000 claims description 255
- 238000005530 etching Methods 0.000 claims description 232
- 229910052804 chromium Inorganic materials 0.000 claims description 35
- 229910052759 nickel Inorganic materials 0.000 claims description 33
- 229910052742 iron Inorganic materials 0.000 claims description 26
- 229910052719 titanium Inorganic materials 0.000 claims description 23
- 229910001374 Invar Inorganic materials 0.000 claims description 21
- 229910052748 manganese Inorganic materials 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 17
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- 229910052782 aluminium Inorganic materials 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 10
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- 229910052738 indium Inorganic materials 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229910052720 vanadium Inorganic materials 0.000 claims description 8
- 229910052787 antimony Inorganic materials 0.000 claims description 7
- 229910052791 calcium Inorganic materials 0.000 claims description 7
- 229910052749 magnesium Inorganic materials 0.000 claims description 7
- 238000001039 wet etching Methods 0.000 claims description 6
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 67
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 54
- 238000000427 thin-film deposition Methods 0.000 description 49
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- 230000000052 comparative effect Effects 0.000 description 27
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- 239000000243 solution Substances 0.000 description 26
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- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 16
- 229910052757 nitrogen Inorganic materials 0.000 description 14
- 238000000151 deposition Methods 0.000 description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Substances CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 238000000926 separation method Methods 0.000 description 11
- 229910000990 Ni alloy Inorganic materials 0.000 description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 9
- 239000003929 acidic solution Substances 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 8
- 229910052709 silver Inorganic materials 0.000 description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 7
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 239000011733 molybdenum Substances 0.000 description 7
- 239000004332 silver Substances 0.000 description 7
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 7
- 239000013078 crystal Substances 0.000 description 6
- 229910044991 metal oxide Inorganic materials 0.000 description 6
- 150000004706 metal oxides Chemical class 0.000 description 6
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- 229910001111 Fine metal Inorganic materials 0.000 description 4
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- 238000003466 welding Methods 0.000 description 4
- 229910000640 Fe alloy Inorganic materials 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
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- 150000001768 cations Chemical class 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 229910019589 Cr—Fe Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010291 electrical method Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
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- 230000003746 surface roughness Effects 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 229910000480 nickel oxide Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- 230000004044 response Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910002058 ternary alloy Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005019 vapor deposition process Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
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- H01L21/46—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428
- H01L21/461—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/469—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After-treatment of these layers
- H01L21/475—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After-treatment of these layers using masks
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/16—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering
- H10K71/164—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering using vacuum deposition
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- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/16—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering
- H10K71/166—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering using selective deposition, e.g. using a mask
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- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
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- 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
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- Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
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Description
<式1>
Etching Factor=B/A
上記式で、前記Bは、エッチングされた前記第1面孔及び前記第2面孔のうち一つの面孔の深さであり、上記式で、前記Aは、前記一つの面孔上のブリッジ領域から延びて前記一つの面孔の中心方向に突出したフォトレジスト層の幅を意味する。
Etching Factor=B/A
A=(A1+A2)/2
<実験例2: エッチングファクター評価>
Etching Factor=B/A
Etching Factor=B/A
<実験例1:フォトレジスト層の密着力、エッチングファクター及び貫通孔品質評価>
Claims (14)
- 蒸着マスクの製作に用いられる金属板において、
ベース金属板;
前記ベース金属板の第1面上に配置される第1表面層;及び
前記ベース金属板の前記第1面と対向する第2面上に配置される第2表面層を含み、
前記第1表面層及び前記第2表面層は、前記ベース金属板と互いに異なる元素を含むか、または異なる組成比を有し、
FeCl 3 を36重量%含むエッチング液を用いた45℃での湿式エッチング工程における、前記第1表面層及び前記第2表面層のエッチング速度は、前記ベース金属板のエッチング速度より遅く、
前記第1表面層及び前記第2表面層は、Tiの割合が0.5重量%ないし10重量%である、金属板。 - 前記ベース金属板の厚さは、5μmないし50μmである、請求項1に記載の金属板。
- 前記ベース金属板の厚さは、15μmないし30μmである、請求項1に記載の金属板。
- 前記第1表面層の厚さは、5nm超過850nm以下であり、
前記第2表面層の厚さは、30nm超過500nm以下である、請求項1乃至3のいずれか一項に記載の金属板。 - 前記ベース金属板と前記第1表面層及び前記第2表面層との間の界面で測定された前記ベース金属板の算術平均粗さ(Ra)は50nm超過であり、十点平均粗さ(Rz)は800nm超過である、請求項1乃至4のいずれか一項に記載の金属板。
- 前記第1表面層及び前記第2表面層は、Ni、Cr、Mo、Mn、Ti、Co、Cu、Fe、Au、Al、Mg、O、Ca、Cr、Si、Ti、Ag、Nb、V、In、Sbのうち少なくとも二つ以上を含む、請求項1乃至5のいずれか一項に記載の金属板。
- 前記ベース金属板は、インバー(Invar)を含む、請求項1乃至6のいずれか一項に記載の金属板。
- 前記第1表面層及び前記第2表面層は、前記ベース金属板に含まれていない他の元素をさらに含む、請求項1乃至7のいずれか一項に記載の金属板。
- 前記金属板は、複数の貫通孔を含む中央領域及び前記中央領域の外郭に位置した外郭領域を含み、
前記中央領域に配置される前記第1表面層の厚さは、前記外郭領域に配置される第1表面層の厚さと対応し、
前記中央領域に配置される前記第2表面層の厚さは、前記外郭領域に配置される第2表面層の厚さと対応する、請求項1乃至8のいずれか一項に記載の金属板。 - 請求項1乃至8のいずれか一項に記載の金属板を含み、
前記金属板は、蒸着パターン領域と非蒸着領域とを含み、蒸着パターン領域は、複数の貫通孔を含み、
前記蒸着パターン領域は、有効領域と外郭領域、非有効領域に分けられ、前記有効領域と外郭領域に貫通孔が形成される蒸着マスク。 - 前記ベース金属板、前記第1表面層及び前記第2表面層を貫通し、相互間に連通する第1面孔及び第2面孔を含む、請求項10に記載の蒸着マスク。
- 前記外郭領域の角部の貫通孔の形状は、前記有効領域の貫通孔の形状と相異なる、請求項10または11に記載の蒸着マスク。
- 前記蒸着マスクは、各貫通孔の間のブリッジ領域を含み、前記第1表面層及び前記第2表面層は、前記ブリッジ領域上に配置される、請求項10乃至12のいずれか一項に記載の蒸着マスク。
- 前記非有効領域にハーフエッチング部を含む、請求項10乃至13のいずれか一項に記載の蒸着マスク。
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2017
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US11732364B2 (en) | 2023-08-22 |
JP2019529707A (ja) | 2019-10-17 |
US10727409B2 (en) | 2020-07-28 |
EP3514844B1 (en) | 2023-10-04 |
EP4231330A1 (en) | 2023-08-23 |
EP3514844A4 (en) | 2020-05-13 |
US20200227640A1 (en) | 2020-07-16 |
US20220190250A1 (en) | 2022-06-16 |
CN109844974B (zh) | 2024-03-15 |
CN118159109A (zh) | 2024-06-07 |
US20190259951A1 (en) | 2019-08-22 |
CN109844974A (zh) | 2019-06-04 |
JP2024026124A (ja) | 2024-02-28 |
US20220149283A1 (en) | 2022-05-12 |
JP7390344B2 (ja) | 2023-12-01 |
US11795549B2 (en) | 2023-10-24 |
EP3514844A1 (en) | 2019-07-24 |
JP2022000542A (ja) | 2022-01-04 |
US11335854B2 (en) | 2022-05-17 |
WO2018052197A1 (ko) | 2018-03-22 |
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