FR2172838A1 - - Google Patents

Info

Publication number
FR2172838A1
FR2172838A1 FR7206203A FR7206203A FR2172838A1 FR 2172838 A1 FR2172838 A1 FR 2172838A1 FR 7206203 A FR7206203 A FR 7206203A FR 7206203 A FR7206203 A FR 7206203A FR 2172838 A1 FR2172838 A1 FR 2172838A1
Authority
FR
France
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
FR7206203A
Other languages
French (fr)
Other versions
FR2172838B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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
Priority to BE795896D priority Critical patent/BE795896A/en
Priority to BE795895D priority patent/BE795895A/en
Application filed by Kodak Pathe SA filed Critical Kodak Pathe SA
Priority to FR7206203A priority patent/FR2172838B1/fr
Priority to FR7304704A priority patent/FR2217758B1/fr
Priority to GB873173A priority patent/GB1417765A/en
Priority to GB873273A priority patent/GB1417442A/en
Priority to DE2309158A priority patent/DE2309158C3/en
Priority to CA73164476A priority patent/CA1048865A/en
Priority to CA164,481A priority patent/CA1018838A/en
Priority to IT2078673D priority patent/IT979422B/en
Priority to IT7320784A priority patent/IT979420B/en
Priority to DE19732309159 priority patent/DE2309159A1/en
Priority to JP48022604A priority patent/JPS5831232B2/en
Priority to JP2260573A priority patent/JPS5612937B2/ja
Priority to NL7302673A priority patent/NL7302673A/xx
Priority to NL7302674A priority patent/NL7302674A/xx
Publication of FR2172838A1 publication Critical patent/FR2172838A1/fr
Application granted granted Critical
Publication of FR2172838B1 publication Critical patent/FR2172838B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/74—Applying photosensitive compositions to the base; Drying processes therefor
    • 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
    • B05C5/007—Slide-hopper coaters, i.e. apparatus in which the liquid or other fluent material flows freely on an inclined surface before contacting the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • 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
    • G11B5/702—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 the bonding agent
    • 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
    • G11B5/842—Coating a support with a liquid magnetic dispersion
    • 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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/74—Applying photosensitive compositions to the base; Drying processes therefor
    • G03C2001/7481—Coating simultaneously multiple layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
  • Laminated Bodies (AREA)
FR7206203A 1972-02-24 1972-02-24 Expired FR2172838B1 (en)

Priority Applications (16)

Application Number Priority Date Filing Date Title
BE795896D BE795896A (en) 1972-02-24 MATERIAL FOR MULTI-LAYER MAGNETIC RECORDING AND PROCESS OF PREPARATION
BE795895D BE795895A (en) 1972-02-24 LAYER SPREADING PROCESS WITH THIXOTROPIC OR PSEUDOPLASTIC RHEOLOGICAL BEHAVIOR, ESPECIALLY OF MAGNETIC LAYERS
FR7206203A FR2172838B1 (en) 1972-02-24 1972-02-24
FR7304704A FR2217758B1 (en) 1972-02-24 1973-02-09
GB873273A GB1417442A (en) 1972-02-24 1973-02-22 Method of making magnetic recording materials and materials made thereby
GB873173A GB1417765A (en) 1972-02-24 1973-02-22
IT2078673D IT979422B (en) 1972-02-24 1973-02-23 METHOD OF COATING VISCOUS MATERIALS
CA164,481A CA1018838A (en) 1972-02-24 1973-02-23 Process for coating thixotropic layers
DE2309158A DE2309158C3 (en) 1972-02-24 1973-02-23 Process for the simultaneous coating of substrates with at least two layers
IT7320784A IT979420B (en) 1972-02-24 1973-02-23 METHOD FOR MANUFACTURING MAGNETIC REGISTRATION MATERIALS AND MATERIALS MANUFACTURED WITH IT
DE19732309159 DE2309159A1 (en) 1972-02-24 1973-02-23 MAGNETIC RECORDING MATERIAL AND METHOD OF MANUFACTURING THEREOF
CA73164476A CA1048865A (en) 1972-02-24 1973-02-23 Multilayer magnetic recording elements and process of preparation
JP48022604A JPS5831232B2 (en) 1972-02-24 1973-02-24 Coating method
JP2260573A JPS5612937B2 (en) 1972-02-24 1973-02-24
NL7302673A NL7302673A (en) 1972-02-24 1973-02-26
NL7302674A NL7302674A (en) 1972-02-24 1973-02-26

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
FR2172838A1 true FR2172838A1 (en) 1973-10-05
FR2172838B1 FR2172838B1 (en) 1975-10-24

Family

ID=26216929

Family Applications (2)

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

Family Applications After (1)

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

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) GB1417442A (en)
IT (1) IT979420B (en)
NL (2) NL7302673A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2392414A1 (en) * 1977-05-27 1978-12-22 Polaroid Corp PROCESS FOR A MULTI-LAYER COATING
EP0110074A2 (en) * 1982-10-21 1984-06-13 Agfa-Gevaert AG Multiple coating process for moving webs
CH673745GA3 (en) * 1982-10-21 1990-04-12

Families Citing this family (40)

* 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
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
WO1983001145A1 (en) * 1981-09-28 1983-03-31 Kubota, Isao Magnetic recording medium
JPS5856228A (en) * 1981-09-28 1983-04-02 Sony Corp Magnetic recording medium
JPS59172144A (en) * 1983-03-20 1984-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS59172142A (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
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
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
JP2581570B2 (en) * 1987-10-19 1997-02-12 富士写真フイルム株式会社 Video magnetic recording media
JP2581569B2 (en) * 1987-10-19 1997-02-12 富士写真フイルム株式会社 Audio tape or video tape
JPH07119594B2 (en) * 1988-07-01 1995-12-20 富士写真フイルム株式会社 Method for measuring film thickness of magnetic recording medium
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
DE69213115T3 (en) † 1991-04-25 2005-05-19 Fuji Photo Film Co., Ltd., Minami-Ashigara Magnetic recording media
JP2566096B2 (en) † 1992-04-14 1996-12-25 富士写真フイルム株式会社 Magnetic recording media
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
DE4234608C2 (en) * 1992-08-07 1997-08-07 Basf Magnetics Gmbh Process for producing 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
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
WO1998035345A1 (en) 1997-02-10 1998-08-13 Fuji Photo Film Co., Ltd. Magnetic recording medium
JPH10290946A (en) 1997-02-21 1998-11-04 Konica Corp Coating method and coating device
US6432503B2 (en) 1997-03-31 2002-08-13 Fuji Photo Film Co., Ltd. Magnetic recording medium
DE69817697T2 (en) 1997-06-30 2004-07-08 Fuji Photo Film Co. Ltd., Minamiashigara 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
JPH11197576A (en) 1998-01-08 1999-07-27 Konica Corp Coater and coating method
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
US7259935B2 (en) 2002-07-05 2007-08-21 Hitachi Maxell, Ltd. Magnetic tape including an intermediate layer consisting essentially of a binder

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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2392414A1 (en) * 1977-05-27 1978-12-22 Polaroid Corp PROCESS FOR A MULTI-LAYER COATING
EP0110074A2 (en) * 1982-10-21 1984-06-13 Agfa-Gevaert AG Multiple coating process for moving webs
EP0110074A3 (en) * 1982-10-21 1985-11-13 Agfa-Gevaert Aktiengesellschaft Multiple coating process for moving webs
CH673745GA3 (en) * 1982-10-21 1990-04-12

Also Published As

Publication number Publication date
DE2309159A1 (en) 1973-08-30
FR2217758A1 (en) 1974-09-06
JPS4898803A (en) 1973-12-14
DE2309158B2 (en) 1974-05-02
FR2172838B1 (en) 1975-10-24
DE2309158C3 (en) 1981-06-11
DE2309158A1 (en) 1973-09-13
GB1417765A (en) 1975-12-17
IT979420B (en) 1974-09-30
GB1417442A (en) 1975-12-10
BE795896A (en) 1973-08-23
FR2217758B1 (en) 1976-11-05
NL7302673A (en) 1973-08-28
JPS5612937B2 (en) 1981-03-25
CA1048865A (en) 1979-02-20
NL7302674A (en) 1973-08-28

Similar Documents

Publication Publication Date Title
FR2172838A1 (en)
FR2190917A1 (en)
DK140833C (en)
FR2177769A1 (en)
JPS491769A (en)
JPS492449A (en)
JPS4945513U (en)
JPS496665U (en)
JPS5235713Y2 (en)
JPS4945349A (en)
JPS5218472Y2 (en)
JPS526486B2 (en)
CS155796B1 (en)
CS153923B1 (en)
JPS4970271U (en)
JPS4976461A (en)
JPS4993185U (en)
JPS4884853U (en)
JPS4930818U (en)
JPS4970547U (en)
CS158456B1 (en)
CS158104B1 (en)
CS157425B1 (en)
CS156905B1 (en)
JPS4969406U (en)

Legal Events

Date Code Title Description
ST Notification of lapse