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JPS4898803A - - Google Patents

Info

Publication number
JPS4898803A
JPS4898803A JP48022605A JP2260573A JPS4898803A JP S4898803 A JPS4898803 A JP S4898803A JP 48022605 A JP48022605 A JP 48022605A JP 2260573 A JP2260573 A JP 2260573A JP S4898803 A JPS4898803 A JP S4898803A
Authority
JP
Japan
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.)
Granted
Application number
JP48022605A
Other languages
Japanese (ja)
Other versions
JPS5612937B2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS4898803A publication Critical patent/JPS4898803A/ja
Publication of JPS5612937B2 publication Critical patent/JPS5612937B2/ja
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/74Applying photosensitive compositions to the base; Drying processes therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/007Slide-hopper coaters, i.e. apparatus in which the liquid or other fluent material flows freely on an inclined surface before contacting the work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07Flat, e.g. panels
    • B29C48/08Flat, e.g. panels flexible, e.g. films
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/305Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • B29C48/9135Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62Record carriers characterised by the selection of the material
    • G11B5/68Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70Record 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
    • G11B5/702Record 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 the bonding agent
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62Record carriers characterised by the selection of the material
    • G11B5/68Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70Record 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
    • G11B5/716Record 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/842Coating a support with a liquid magnetic dispersion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C9/00Apparatus 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
    • B05C9/06Apparatus 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
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/74Applying photosensitive compositions to the base; Drying processes therefor
    • G03C2001/7481Coating simultaneously multiple layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
  • Laminated Bodies (AREA)
JP2260573A 1972-02-24 1973-02-24 Expired JPS5612937B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7206203A FR2172838B1 (en) 1972-02-24 1972-02-24
FR7304704A FR2217758B1 (en) 1972-02-24 1973-02-09

Publications (2)

Publication Number Publication Date
JPS4898803A true JPS4898803A (en) 1973-12-14
JPS5612937B2 JPS5612937B2 (en) 1981-03-25

Family

ID=26216929

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2260573A Expired JPS5612937B2 (en) 1972-02-24 1973-02-24

Country Status (8)

Country Link
JP (1) JPS5612937B2 (en)
BE (1) BE795896A (en)
CA (1) CA1048865A (en)
DE (2) DE2309158C3 (en)
FR (2) FR2172838B1 (en)
GB (2) GB1417765A (en)
IT (1) IT979420B (en)
NL (2) NL7302673A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6292132A (en) * 1985-10-18 1987-04-27 Fuji Photo Film Co Ltd Manufacture of magnetic recording medium
JPS62124631A (en) * 1985-11-26 1987-06-05 Fuji Photo Film Co Ltd Coating method for magnetic recording medium
JPH01106333A (en) * 1987-10-19 1989-04-24 Fuji Photo Film Co Ltd Magnetic recording medium for video and its production
JPH01106332A (en) * 1987-10-19 1989-04-24 Fuji Photo Film Co Ltd Magnetic recording medium and its production
DE3921825A1 (en) * 1988-07-01 1990-01-11 Fuji Photo Film Co Ltd METHOD FOR MEASURING THE THICKNESS OF A MAGNETIC RECORDING MEDIA
EP0928636A2 (en) 1998-01-08 1999-07-14 Konica Corporation Coating apparatus
US5932330A (en) * 1993-09-30 1999-08-03 Imation Corp. Coated magnetic recording medium, paint for coated magnetic medium and method for producing coated magnetic medium
US6030695A (en) * 1996-03-28 2000-02-29 Imation Corp. Coated magnetic recording medium, paint for coated magnetic medium and method for producing coated magnetic medium
US6214114B1 (en) 1997-02-21 2001-04-10 Konica Corporation Jet coating apparatus
WO2004006229A1 (en) * 2002-07-05 2004-01-15 Hitachi Maxell, Ltd. Magnetic tape

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1429260A (en) * 1973-10-12 1976-03-24 Ciba Geigy Ag Coating apparatus
JPS5843815B2 (en) * 1975-10-23 1983-09-29 富士写真フイルム株式会社 Jikiki Loc Tape
US4001024A (en) * 1976-03-22 1977-01-04 Eastman Kodak Company Method of multi-layer coating
DE2752895A1 (en) * 1976-12-06 1978-06-08 Emi Ltd METHOD FOR PRODUCING A MATERIAL LAYER, THE SURFACE OF WHICH HAS A SCANABLE PATTERN, AS WELL AS A SECURITY DOCUMENT SYSTEM
US4113903A (en) * 1977-05-27 1978-09-12 Polaroid Corporation Method of multilayer coating
GB2006977B (en) * 1977-10-14 1982-02-24 Eastman Kodak Co Manufacture of coated paper
DE2801452C2 (en) * 1978-01-13 1985-03-28 Agfa-Gevaert Ag, 5090 Leverkusen Magnetic recording material
GB2118070B (en) * 1981-09-28 1985-08-14 Sony Corp Magnetic recording medium
JPS5856228A (en) * 1981-09-28 1983-04-02 Sony Corp Magnetic recording medium
DE3238905C2 (en) * 1982-10-21 1986-01-23 Agfa-Gevaert Ag, 5090 Leverkusen Process for the multiple coating of moving objects or tracks
DE3238904A1 (en) * 1982-10-21 1984-04-26 Agfa-Gevaert Ag, 5090 Leverkusen METHOD FOR THE MULTIPLE COATING OF MOVING RAILWAYS
JPS59172142A (en) * 1983-03-20 1984-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS59172144A (en) * 1983-03-20 1984-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS6070519A (en) * 1983-09-28 1985-04-22 Fuji Photo Film Co Ltd Magnetic recording medium
DE3339780A1 (en) * 1983-11-03 1985-05-15 Sandy Hill Corp., Hudson Falls, N.Y. Apparatus for the application of a controllable layer of a saturation or coating medium by means of a free-falling curtain, and process therefor
JPH0690786B2 (en) * 1987-01-30 1994-11-14 富士写真フイルム株式会社 Magnetic recording medium
DE3717882A1 (en) * 1987-05-27 1988-12-08 Basf Ag METHOD FOR THE STRUCTUR-FREE APPLICATION OF DISPERSIONS ON FLEXIBLE CARRIER MATERIALS
US5827600A (en) 1991-01-21 1998-10-27 Fuji Photo Film Co., Ltd. Magnetic recording medium
US5645917A (en) 1991-04-25 1997-07-08 Fuji Photo Film Co., Ltd. Magnetic recording medium
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
EP0520155B2 (en) 1991-04-25 2004-10-27 Fuji Photo Film Co., Ltd. Magnetic recording medium
JP2566096B2 (en) 1992-04-14 1996-12-25 富士写真フイルム株式会社 Magnetic recording media
DE4234608C2 (en) * 1992-08-07 1997-08-07 Basf Magnetics Gmbh Process for producing a magnetic recording medium
DE4226139A1 (en) * 1992-08-07 1994-02-10 Basf Magnetics Gmbh Coating system for producing a magnetic recording tape - comprises a multi-slot extruder caster arranged to coat a moving film base with a magnetic multilayer which is exposed to a magnetic field
US5700524A (en) * 1996-07-30 1997-12-23 Eastman Kodak Company High speed coating starts using a shear thinning top layer
US6579592B1 (en) 1996-11-29 2003-06-17 Fuji Photo Film Co., Ltd Magnetic recording tape with controlled Hc and magnetic flux/unit area value and controlled Cl/Fe intensity
KR20010029493A (en) 1997-02-10 2001-04-06 무네유키 가코우 Magnetic recording medium
US6432503B2 (en) 1997-03-31 2002-08-13 Fuji Photo Film Co., Ltd. Magnetic recording medium
EP0889464B1 (en) 1997-06-30 2003-09-03 Fuji Photo Film Co., Ltd. Magnetic recording medium
US6096406A (en) 1997-07-15 2000-08-01 Fuji Photo Film Co., Ltd. Magnetic recording medium
JPH11185240A (en) 1997-10-14 1999-07-09 Fuji Photo Film Co Ltd Magnetic recording medium
US6444290B1 (en) 1998-06-11 2002-09-03 Fuji Photo Film Co., Ltd. Magnetic recording medium comprising a support containing a specific size filler and having a specific concentration of surface protrusions
JP2000011352A (en) 1998-06-22 2000-01-14 Fuji Photo Film Co Ltd Magnetic recording medium

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH131599A (en) * 1927-02-05 1929-02-28 Nuera Art Silk Company Limited Process for the production of cellulosic pellets, tapes and films.
FR1270371A (en) * 1960-10-14 1961-08-25 Philips Nv Process for the manufacture of articles intended for the recording and reproduction of magnetic inscriptions and articles thus manufactured
US3627564A (en) * 1970-07-16 1971-12-14 Eastman Kodak Co Method for coating a continuous web

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0559490B2 (en) * 1985-10-18 1993-08-31 Fuji Photo Film Co Ltd
JPS6292132A (en) * 1985-10-18 1987-04-27 Fuji Photo Film Co Ltd Manufacture of magnetic recording medium
JPS62124631A (en) * 1985-11-26 1987-06-05 Fuji Photo Film Co Ltd Coating method for magnetic recording medium
JPH0559491B2 (en) * 1985-11-26 1993-08-31 Fuji Photo Film Co Ltd
JPH01106332A (en) * 1987-10-19 1989-04-24 Fuji Photo Film Co Ltd Magnetic recording medium and its production
JPH01106333A (en) * 1987-10-19 1989-04-24 Fuji Photo Film Co Ltd Magnetic recording medium for video and its production
DE3921825A1 (en) * 1988-07-01 1990-01-11 Fuji Photo Film Co Ltd METHOD FOR MEASURING THE THICKNESS OF A MAGNETIC RECORDING MEDIA
DE3921825C2 (en) * 1988-07-01 1999-02-25 Fuji Photo Film Co Ltd Method of measuring the thickness of a magnetic recording medium
US5932330A (en) * 1993-09-30 1999-08-03 Imation Corp. Coated magnetic recording medium, paint for coated magnetic medium and method for producing coated magnetic medium
US6030695A (en) * 1996-03-28 2000-02-29 Imation Corp. Coated magnetic recording medium, paint for coated magnetic medium and method for producing coated magnetic medium
US6214114B1 (en) 1997-02-21 2001-04-10 Konica Corporation Jet coating apparatus
EP0928636A2 (en) 1998-01-08 1999-07-14 Konica Corporation Coating apparatus
WO2004006229A1 (en) * 2002-07-05 2004-01-15 Hitachi Maxell, Ltd. Magnetic tape
US7259935B2 (en) 2002-07-05 2007-08-21 Hitachi Maxell, Ltd. Magnetic tape including an intermediate layer consisting essentially of a binder

Also Published As

Publication number Publication date
BE795896A (en) 1973-08-23
DE2309158C3 (en) 1981-06-11
DE2309159A1 (en) 1973-08-30
DE2309158A1 (en) 1973-09-13
GB1417442A (en) 1975-12-10
NL7302674A (en) 1973-08-28
IT979420B (en) 1974-09-30
CA1048865A (en) 1979-02-20
FR2172838B1 (en) 1975-10-24
FR2172838A1 (en) 1973-10-05
NL7302673A (en) 1973-08-28
FR2217758A1 (en) 1974-09-06
JPS5612937B2 (en) 1981-03-25
FR2217758B1 (en) 1976-11-05
DE2309158B2 (en) 1974-05-02
GB1417765A (en) 1975-12-17

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