DE69022182D1 - Verfahren zur Herstellung mehrschichtiger magnetischer Aufzeichnungsträger. - Google Patents
Verfahren zur Herstellung mehrschichtiger magnetischer Aufzeichnungsträger.Info
- Publication number
- DE69022182D1 DE69022182D1 DE69022182T DE69022182T DE69022182D1 DE 69022182 D1 DE69022182 D1 DE 69022182D1 DE 69022182 T DE69022182 T DE 69022182T DE 69022182 T DE69022182 T DE 69022182T DE 69022182 D1 DE69022182 D1 DE 69022182D1
- Authority
- DE
- Germany
- Prior art keywords
- production
- magnetic recording
- recording media
- multilayer magnetic
- multilayer
- 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 - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0254—Coating heads with slot-shaped outlet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/06—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying two different liquids or other fluent materials, or the same liquid or other fluent material twice, to the same side of the work
-
- 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
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/716—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by two or more magnetic layers
-
- 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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/848—Coating a support with a magnetic layer by extrusion
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/90—Magnetic feature
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP31548089 | 1989-12-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69022182D1 true DE69022182D1 (de) | 1995-10-12 |
DE69022182T2 DE69022182T2 (de) | 1996-02-01 |
Family
ID=18065870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69022182T Expired - Lifetime DE69022182T2 (de) | 1989-12-06 | 1990-12-06 | Verfahren zur Herstellung mehrschichtiger magnetischer Aufzeichnungsträger. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5069934A (de) |
EP (1) | EP0431630B1 (de) |
DE (1) | DE69022182T2 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0822414B2 (ja) * | 1990-05-18 | 1996-03-06 | 松下電器産業株式会社 | 塗布装置 |
US5143758A (en) * | 1991-03-28 | 1992-09-01 | Eastman Kodak Company | Coating by means of a coating hopper with coating slots where the coating composition has a low slot reynolds number |
DE69213115T3 (de) † | 1991-04-25 | 2005-05-19 | Fuji Photo Film Co., Ltd., Minami-Ashigara | Magnetische Aufzeichnungsträger |
US5376178A (en) * | 1991-07-31 | 1994-12-27 | Sony Corporation | Coating apparatus |
JP2630522B2 (ja) * | 1991-10-18 | 1997-07-16 | 富士写真フイルム株式会社 | 塗布方法及び装置 |
DE69330500T2 (de) * | 1992-01-08 | 2002-04-25 | Fuji Photo Film Co Ltd | Magnetisches Aufzeichnungsmedium |
JP2935148B2 (ja) * | 1992-02-05 | 1999-08-16 | 富士写真フイルム株式会社 | 塗布方法及び装置 |
DE4226139A1 (de) * | 1992-08-07 | 1994-02-10 | Basf Magnetics Gmbh | Vorrichtung zur Herstellung eines magnetischen Aufzeichnungsträgers |
DE4234608C2 (de) * | 1992-08-07 | 1997-08-07 | Basf Magnetics Gmbh | Verfahren zur Herstellung eines magnetischen Aufzeichnungsträgers |
JP2942938B2 (ja) * | 1992-10-20 | 1999-08-30 | 富士写真フイルム株式会社 | 塗布方法 |
CA2122089A1 (en) * | 1993-04-30 | 1994-10-31 | Glen H. Bayer, Jr. | Method and apparatus for applying a coating material to a receiving surface |
US5433973A (en) * | 1994-05-26 | 1995-07-18 | Minnesota Mining And Manufacturing Company | Method of coating a magnetic recording media coating onto a substrate |
US5728430A (en) * | 1995-06-07 | 1998-03-17 | Avery Dennison Corporation | Method for multilayer coating using pressure gradient regulation |
DE19504930A1 (de) * | 1995-02-15 | 1996-08-22 | Basf Magnetics Gmbh | Vorrichtung zur Herstellung eines magnetischen Aufzeichnungsträgers |
US5962075A (en) * | 1995-06-07 | 1999-10-05 | Avery Dennison | Method of multilayer die coating using viscosity adjustment techniques |
US6824828B2 (en) * | 1995-06-07 | 2004-11-30 | Avery Dennison Corporation | Method for forming multilayer release liners |
US5747107A (en) * | 1995-10-26 | 1998-05-05 | Minnesota Mining And Manufacturing Company | Method of applying a hot melt coating |
KR0164669B1 (ko) * | 1995-12-30 | 1999-03-20 | 최영각 | 자기기록매체용 도포장치 |
WO1999011719A1 (de) | 1997-09-02 | 1999-03-11 | Basf Aktiengesellschaft | Mehrschichtige cholesterische pigmente |
KR100576572B1 (ko) | 1997-09-02 | 2006-05-08 | 바스프 악티엔게젤샤프트 | 콜레스테릭 효과를 갖는 코팅 및 그 제조 방법 |
DE19745647A1 (de) | 1997-10-15 | 1999-04-22 | Basf Ag | Wärmeisolationsbeschichtung |
US6033723A (en) * | 1998-02-24 | 2000-03-07 | Imation Corp. | Method and apparatus for coating plurality of wet layers on flexible elongated web |
JP2000040227A (ja) * | 1998-07-22 | 2000-02-08 | Fuji Photo Film Co Ltd | 磁気記録媒体の製造方法 |
WO2002024340A1 (en) | 2000-09-22 | 2002-03-28 | Regents Of The University Of Minnesota | Applicator device |
US7068464B2 (en) * | 2003-03-21 | 2006-06-27 | Storage Technology Corporation | Double sided magnetic tape |
US7180699B1 (en) | 2004-03-17 | 2007-02-20 | Storage Technology Corporation | Method and apparatus for increasing capacity of magnetic media storage |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH067944B2 (ja) * | 1985-10-18 | 1994-02-02 | 富士写真フイルム株式会社 | 塗布方法 |
-
1990
- 1990-12-06 EP EP90123473A patent/EP0431630B1/de not_active Expired - Lifetime
- 1990-12-06 US US07/623,637 patent/US5069934A/en not_active Expired - Lifetime
- 1990-12-06 DE DE69022182T patent/DE69022182T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0431630A2 (de) | 1991-06-12 |
US5069934A (en) | 1991-12-03 |
EP0431630B1 (de) | 1995-09-06 |
EP0431630A3 (en) | 1991-11-06 |
DE69022182T2 (de) | 1996-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP |