CN1284142C - 间隙层为NiPRe合金的薄膜磁头 - Google Patents
间隙层为NiPRe合金的薄膜磁头 Download PDFInfo
- Publication number
- CN1284142C CN1284142C CN200410057463.8A CN200410057463A CN1284142C CN 1284142 C CN1284142 C CN 1284142C CN 200410057463 A CN200410057463 A CN 200410057463A CN 1284142 C CN1284142 C CN 1284142C
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- CN
- China
- Prior art keywords
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- ratio
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- 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.)
- Expired - Fee Related
Links
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 143
- 239000000956 alloy Substances 0.000 title claims abstract description 143
- 239000010409 thin film Substances 0.000 title claims abstract description 30
- 238000010586 diagram Methods 0.000 claims abstract description 45
- 239000000203 mixture Substances 0.000 claims description 21
- 238000000576 coating method Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 abstract description 23
- 239000013043 chemical agent Substances 0.000 abstract 1
- 238000007747 plating Methods 0.000 abstract 1
- 230000003628 erosive effect Effects 0.000 description 39
- 238000010438 heat treatment Methods 0.000 description 36
- 239000007864 aqueous solution Substances 0.000 description 31
- 239000010408 film Substances 0.000 description 28
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 27
- 238000009413 insulation Methods 0.000 description 23
- 229910003321 CoFe Inorganic materials 0.000 description 18
- 238000004458 analytical method Methods 0.000 description 14
- 239000000126 substance Substances 0.000 description 12
- 238000002474 experimental method Methods 0.000 description 11
- 230000007797 corrosion Effects 0.000 description 9
- 238000005260 corrosion Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 7
- 239000011810 insulating material Substances 0.000 description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 229910000905 alloy phase Inorganic materials 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 239000000696 magnetic material Substances 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 229910019233 CoFeNi Inorganic materials 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- -1 polyoxyethylene Polymers 0.000 description 3
- 230000001939 inductive effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 229910017121 AlSiO Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 208000034189 Sclerosis Diseases 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/1875—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers
- G11B5/1877—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers including at least one magnetic thin film
- G11B5/1878—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers including at least one magnetic thin film disposed immediately adjacent to the transducing gap, e.g. "Metal-In-Gap" structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/1274—Structure or manufacture of heads, e.g. inductive with "composite" cores, i.e. cores composed in some parts of magnetic particles and in some other parts of magnetic metal layers
- G11B5/1276—Structure or manufacture of heads, e.g. inductive with "composite" cores, i.e. cores composed in some parts of magnetic particles and in some other parts of magnetic metal layers including at least one magnetic thin film
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
- H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
- H01F10/14—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing iron or nickel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/26—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers
- H01F10/30—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers characterised by the composition of the intermediate layers, e.g. seed, buffer, template, diffusion preventing, cap layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Magnetic Heads (AREA)
- Thin Magnetic Films (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003292840 | 2003-08-13 | ||
JP2003292840A JP4212428B2 (ja) | 2003-08-13 | 2003-08-13 | 薄膜磁気ヘッド |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1581298A CN1581298A (zh) | 2005-02-16 |
CN1284142C true CN1284142C (zh) | 2006-11-08 |
Family
ID=32906132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200410057463.8A Expired - Fee Related CN1284142C (zh) | 2003-08-13 | 2004-08-12 | 间隙层为NiPRe合金的薄膜磁头 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7359148B2 (zh) |
JP (1) | JP4212428B2 (zh) |
CN (1) | CN1284142C (zh) |
GB (1) | GB2405026B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007334934A (ja) * | 2006-06-12 | 2007-12-27 | Shinka Jitsugyo Kk | 積層体の研磨量検出素子、ウエファー、および積層体の研磨方法 |
US8808524B2 (en) * | 2009-01-27 | 2014-08-19 | Seagate Technology Llc | Direct electrodeposition of magnetic recording head features |
US9984707B2 (en) * | 2015-11-11 | 2018-05-29 | Seagate Technology Llc | Write pole wrap-around shield with gap lamination |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2189257B (en) * | 1986-03-28 | 1989-04-26 | Mitsubishi Metal Corp | High-frequency magnetic core material made of iron-based alloy |
KR920005044B1 (en) * | 1987-07-23 | 1992-06-25 | Hitachi Ltd | Magnetic head |
US5316844A (en) * | 1990-04-16 | 1994-05-31 | Hoya Electronics Corporation | Magnetic recording medium comprising an aluminum alloy substrate, now magnetic underlayers, magnetic layer, protective layer, particulate containing protective layer and lubricant layer |
JPH05335314A (ja) | 1992-06-02 | 1993-12-17 | Seiko Epson Corp | 電極の製造方法 |
JPH0636233A (ja) * | 1992-07-17 | 1994-02-10 | Tdk Corp | 薄膜磁気ヘッド |
JPH11213332A (ja) | 1998-01-22 | 1999-08-06 | Hitachi Ltd | 薄膜磁気ヘッド及び磁気ディスク装置 |
US6778357B2 (en) * | 2000-11-10 | 2004-08-17 | Seagate Technology Llc | Electrodeposited high-magnetic-moment material at writer gap pole |
JP3929697B2 (ja) * | 2000-12-07 | 2007-06-13 | アルプス電気株式会社 | 磁気記録素子およびその製造方法 |
JP3640898B2 (ja) | 2001-04-02 | 2005-04-20 | アルプス電気株式会社 | 薄膜磁気ヘッドおよびその製造方法 |
JP2002353222A (ja) | 2001-05-29 | 2002-12-06 | Sharp Corp | 金属配線、それを備えた薄膜トランジスタおよび表示装置 |
US6786803B2 (en) * | 2002-11-19 | 2004-09-07 | International Business Machines Corporation | Onboard multiphase electronic lapping guide design for MR heads |
JP3842724B2 (ja) * | 2002-11-29 | 2006-11-08 | アルプス電気株式会社 | 磁気ヘッドの製造方法 |
JP2005063562A (ja) * | 2003-08-13 | 2005-03-10 | Alps Electric Co Ltd | 薄膜磁気ヘッドと、前記薄膜磁気ヘッドを用いた磁気装置、並びに前記薄膜磁気ヘッドの製造方法 |
-
2003
- 2003-08-13 JP JP2003292840A patent/JP4212428B2/ja not_active Expired - Fee Related
-
2004
- 2004-07-14 GB GB0415736A patent/GB2405026B/en not_active Expired - Fee Related
- 2004-08-11 US US10/916,029 patent/US7359148B2/en not_active Expired - Fee Related
- 2004-08-12 CN CN200410057463.8A patent/CN1284142C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1581298A (zh) | 2005-02-16 |
GB2405026B (en) | 2006-08-16 |
GB2405026A (en) | 2005-02-16 |
JP2005063561A (ja) | 2005-03-10 |
GB0415736D0 (en) | 2004-08-18 |
US7359148B2 (en) | 2008-04-15 |
US20050034789A1 (en) | 2005-02-17 |
JP4212428B2 (ja) | 2009-01-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: TDK CORP. Free format text: FORMER OWNER: ALPS ELECTRIC CO., LTD. Effective date: 20080125 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080125 Address after: Tokyo, Japan, Japan Patentee after: TDK Corp. Address before: Tokyo, Japan, Japan Patentee before: Alps Electric Co., Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061108 Termination date: 20100812 |