JP6027649B2 - インクジェットプリントヘッドの製造法 - Google Patents
インクジェットプリントヘッドの製造法 Download PDFInfo
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- JP6027649B2 JP6027649B2 JP2015124603A JP2015124603A JP6027649B2 JP 6027649 B2 JP6027649 B2 JP 6027649B2 JP 2015124603 A JP2015124603 A JP 2015124603A JP 2015124603 A JP2015124603 A JP 2015124603A JP 6027649 B2 JP6027649 B2 JP 6027649B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 28
- 239000000758 substrate Substances 0.000 claims description 48
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 38
- 229910052710 silicon Inorganic materials 0.000 claims description 38
- 239000010703 silicon Substances 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 35
- 238000000576 coating method Methods 0.000 claims description 28
- 238000005530 etching Methods 0.000 claims description 26
- 239000011248 coating agent Substances 0.000 claims description 24
- 238000000151 deposition Methods 0.000 claims description 22
- XPBBUZJBQWWFFJ-UHFFFAOYSA-N fluorosilane Chemical compound [SiH3]F XPBBUZJBQWWFFJ-UHFFFAOYSA-N 0.000 claims description 14
- 229920002120 photoresistant polymer Polymers 0.000 claims description 13
- 238000000206 photolithography Methods 0.000 claims description 10
- 238000005229 chemical vapour deposition Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000004544 sputter deposition Methods 0.000 claims description 6
- 229920002457 flexible plastic Polymers 0.000 claims description 5
- 229910021417 amorphous silicon Inorganic materials 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 4
- 238000007740 vapor deposition Methods 0.000 claims description 4
- 230000000737 periodic effect Effects 0.000 claims description 3
- 238000007764 slot die coating Methods 0.000 claims description 3
- 238000011161 development Methods 0.000 claims description 2
- 230000000873 masking effect Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 239000000976 ink Substances 0.000 description 44
- DCAYPVUWAIABOU-UHFFFAOYSA-N hexadecane Chemical compound CCCCCCCCCCCCCCCC DCAYPVUWAIABOU-UHFFFAOYSA-N 0.000 description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 239000007788 liquid Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 239000007787 solid Substances 0.000 description 10
- 230000003075 superhydrophobic effect Effects 0.000 description 9
- 239000010409 thin film Substances 0.000 description 9
- 238000007385 chemical modification Methods 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000002985 plastic film Substances 0.000 description 4
- 229920006255 plastic film Polymers 0.000 description 4
- 238000009736 wetting Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 2
- 238000000708 deep reactive-ion etching Methods 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 2
- KRQUFUKTQHISJB-YYADALCUSA-N 2-[(E)-N-[2-(4-chlorophenoxy)propoxy]-C-propylcarbonimidoyl]-3-hydroxy-5-(thian-3-yl)cyclohex-2-en-1-one Chemical compound CCC\C(=N/OCC(C)OC1=CC=C(Cl)C=C1)C1=C(O)CC(CC1=O)C1CCCSC1 KRQUFUKTQHISJB-YYADALCUSA-N 0.000 description 1
- 241000252506 Characiformes Species 0.000 description 1
- 206010013642 Drooling Diseases 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 239000004697 Polyetherimide Substances 0.000 description 1
- 208000008630 Sialorrhea Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 229920006290 polyethylene naphthalate film Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/162—Manufacturing of the nozzle plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1606—Coating the nozzle area or the ink chamber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/1626—Manufacturing processes etching
- B41J2/1628—Manufacturing processes etching dry etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/1631—Manufacturing processes photolithography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/1632—Manufacturing processes machining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/1632—Manufacturing processes machining
- B41J2/1634—Manufacturing processes machining laser machining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/164—Manufacturing processes thin film formation
- B41J2/1642—Manufacturing processes thin film formation thin film formation by CVD [chemical vapor deposition]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/164—Manufacturing processes thin film formation
- B41J2/1646—Manufacturing processes thin film formation thin film formation by sputtering
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
- Y10T428/24612—Composite web or sheet
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
cosθCB=Rffcosθγ+f−1 ・・・(1)
cosθW=rcosθγ ・・・(2)
Claims (5)
- ノズル前面プレート上に位置を合わせて接着固定され超疎油性表面を有する可撓性デバイスを備えるインクジェットプリントヘッドの製造法であって、前記可撓性デバイスを製造する手順は、
可撓性基材を準備する工程と、
前記可撓性基材上にシリコン層を堆積する工程と、
フォトリソグラフィを用いて、前記可撓性基材上の前記シリコン層に、周期的凹凸の波状側壁を有するピラー構造体の配列を形成する工程と、
前記波状側壁を有するピラー構造体の表面に適合するように疎油性コーティングを堆積させる工程と、
を含むことを特徴とするインクジェットプリントヘッドの製造法。 - 請求項1に記載のインクジェットプリントヘッドの製造法において、
前記フォトリソグラフィは、エッチングサイクルを複数回用いて、垂直方向にエッチングを行い、前記複数のエッチングサイクルのそれぞれは、
a)保護用不動態層の堆積、
b)ピラー構造体の側壁に対応する箇所を除き、複数のピラー構造体の間の谷底に対応する箇所の不動態層を除去するための指向性エッチング、
c)波状凹凸の周期に対応するエッチング時間でシリコン層を等方的にエッチング、
d)所望のピラー高さとなるまで工程a)からc)の繰り返し
を含むことを特徴とするインクジェットプリントヘッドの製造法。 - 請求項1に記載のインクジェットプリントヘッドの製造法において、
疎油性コーティングを堆積させる工程は、分子蒸着技術、化学蒸着技術または溶液コーティング技術のいずれか1を用いて、フルオロシランコーティングを行うことを特徴とするインクジェットプリントヘッドの製造法。 - 請求項1に記載のインクジェットプリントヘッドの製造法において、
前記シリコン層を堆積する工程は、スパッタリングにより非晶質シリコンを前記可撓性基材上に堆積することを特徴とするインクジェットプリントヘッドの製造法。 - 請求項1に記載のインクジェットプリントヘッドの製造法において、
前記可撓性基材を準備する工程は、可撓性プラスチックロールを準備し、
前記シリコン層を堆積する工程は、前記可撓性プラスチックロール上に前記シリコン層を堆積し、
前記フォトリソグラフィを用いる工程は、フォトレジストによるスロットダイコーティングと、マスキングと暴露と現像と、エッチングと、クリーニングを順次行って、前記可撓性プラスチックロール上の前記シリコン層に周期的凹凸の波状側壁を有するピラー構造体の配列を形成し、
前記可撓性プラスチックロール上の前記波状側壁を有するピラー構造体の表面に適合するように疎油性コーティングを堆積させることを特徴とするインクジェットプリントヘッドの製造法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/647,945 | 2009-12-28 | ||
US12/647,945 US8534797B2 (en) | 2009-12-28 | 2009-12-28 | Superoleophobic and superhydrophobic devices and method for preparing same |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010291646A Division JP2011136558A (ja) | 2009-12-28 | 2010-12-28 | 可撓性デバイスの製造法、可撓性デバイス及びインクジェットプリントヘッド |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015186925A JP2015186925A (ja) | 2015-10-29 |
JP6027649B2 true JP6027649B2 (ja) | 2016-11-16 |
Family
ID=44187004
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010291646A Pending JP2011136558A (ja) | 2009-12-28 | 2010-12-28 | 可撓性デバイスの製造法、可撓性デバイス及びインクジェットプリントヘッド |
JP2015124603A Expired - Fee Related JP6027649B2 (ja) | 2009-12-28 | 2015-06-22 | インクジェットプリントヘッドの製造法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010291646A Pending JP2011136558A (ja) | 2009-12-28 | 2010-12-28 | 可撓性デバイスの製造法、可撓性デバイス及びインクジェットプリントヘッド |
Country Status (3)
Country | Link |
---|---|
US (1) | US8534797B2 (ja) |
JP (2) | JP2011136558A (ja) |
CN (1) | CN102179982B (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
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US9623442B2 (en) * | 2009-11-24 | 2017-04-18 | Xerox Corporation | Process for thermally stable oleophobic low adhesion coating for inkjet printhead front face |
US8366970B2 (en) | 2010-07-08 | 2013-02-05 | Xerox Corporation | Method for treating a carbon allotrope |
US9475105B2 (en) * | 2010-11-08 | 2016-10-25 | University Of Florida Research Foundation, Inc. | Articles having superhydrophobic and oleophobic surfaces |
US8348390B2 (en) * | 2011-05-18 | 2013-01-08 | Xerox Corporation | Enhancing superoleophobicity and reducing adhesion through multi-scale roughness by ALD/CVD technique in inkjet application |
CN102427083A (zh) * | 2011-11-10 | 2012-04-25 | 中山大学 | 一种疏水疏油表面微结构及其制备方法 |
US8602523B2 (en) | 2011-11-11 | 2013-12-10 | Xerox Corporation | Fluorinated poly(amide-imide) copolymer printhead coatings |
US8870345B2 (en) | 2012-07-16 | 2014-10-28 | Xerox Corporation | Method of making superoleophobic re-entrant resist structures |
US9228099B2 (en) | 2012-12-21 | 2016-01-05 | Xerox Corporation | Phase change ink composition and process for preparing same |
CN103569950A (zh) * | 2013-10-11 | 2014-02-12 | 中国科学院深圳先进技术研究院 | 一种超疏液表面的制备方法 |
US11390062B2 (en) | 2014-08-12 | 2022-07-19 | Carbon, Inc. | Three-dimensional printing with supported build plates |
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US10590285B2 (en) | 2014-11-27 | 2020-03-17 | Honeywell International Inc. | Omniphobic coating |
US9321269B1 (en) * | 2014-12-22 | 2016-04-26 | Stmicroelectronics S.R.L. | Method for the surface treatment of a semiconductor substrate |
US20160200052A1 (en) | 2015-01-13 | 2016-07-14 | Carbon3D, Inc. | Three-dimensional printing with build plates having surface topologies for increasing permeability and related methods |
WO2016139943A1 (ja) * | 2015-03-02 | 2016-09-09 | 東洋製罐グループホールディングス株式会社 | ノズル |
KR101805692B1 (ko) * | 2015-04-08 | 2018-01-09 | (주)누오스지유아이 | 초발수 초발유 표면 형성 방법 및 그 제조 물체 |
US11993015B2 (en) | 2015-12-03 | 2024-05-28 | Carbon, Inc. | Build plate assemblies for continuous liquid interphase printing having lighting panels and related methods, systems and devices |
KR101960383B1 (ko) * | 2017-08-03 | 2019-03-20 | 고려대학교 산학협력단 | 구조적 특성을 이용한 발수유성 박막 및 이의 제조방법 |
CN109955785A (zh) * | 2017-12-26 | 2019-07-02 | 清华大学 | 疏水镜子以及使用该疏水镜子的汽车 |
WO2020129251A1 (ja) * | 2018-12-21 | 2020-06-25 | 三菱電機株式会社 | 防汚性基材及び物品 |
CN109693451A (zh) * | 2019-01-28 | 2019-04-30 | 山东华菱电子股份有限公司 | 一种热敏打印头用发热基板及其制造方法 |
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JP2015186925A (ja) | 2015-10-29 |
CN102179982A (zh) | 2011-09-14 |
CN102179982B (zh) | 2015-07-22 |
US8534797B2 (en) | 2013-09-17 |
US20110157276A1 (en) | 2011-06-30 |
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