FR2172838B1 - - Google Patents
Info
- Publication number
- FR2172838B1 FR2172838B1 FR7206203A FR7206203A FR2172838B1 FR 2172838 B1 FR2172838 B1 FR 2172838B1 FR 7206203 A FR7206203 A FR 7206203A FR 7206203 A FR7206203 A FR 7206203A FR 2172838 B1 FR2172838 B1 FR 2172838B1
- 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.)
- Expired
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)
- Thermal Sciences (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Paints Or Removers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Magnetic Record Carriers (AREA)
- Laminated Bodies (AREA)
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 | |
GB873173A GB1417765A (en) | 1972-02-24 | 1973-02-22 | |
GB873273A GB1417442A (en) | 1972-02-24 | 1973-02-22 | Method of making magnetic recording materials and materials made thereby |
IT7320784A IT979420B (en) | 1972-02-24 | 1973-02-23 | METHOD FOR MANUFACTURING MAGNETIC REGISTRATION MATERIALS AND MATERIALS MANUFACTURED WITH IT |
IT2078673D IT979422B (en) | 1972-02-24 | 1973-02-23 | METHOD OF COATING VISCOUS MATERIALS |
DE2309158A DE2309158C3 (en) | 1972-02-24 | 1973-02-23 | Process for the simultaneous coating of substrates with at least two layers |
CA73164476A CA1048865A (en) | 1972-02-24 | 1973-02-23 | Multilayer magnetic recording elements and process of preparation |
DE19732309159 DE2309159A1 (en) | 1972-02-24 | 1973-02-23 | MAGNETIC RECORDING MATERIAL AND METHOD OF MANUFACTURING THEREOF |
CA164,481A CA1018838A (en) | 1972-02-24 | 1973-02-23 | Process for coating thixotropic layers |
JP48022604A JPS5831232B2 (en) | 1972-02-24 | 1973-02-24 | Coating method |
JP2260573A JPS5612937B2 (en) | 1972-02-24 | 1973-02-24 | |
NL7302674A NL7302674A (en) | 1972-02-24 | 1973-02-26 | |
NL7302673A NL7302673A (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 FR2172838A1 (en) | 1973-10-05 |
FR2172838B1 true 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) | DE2309159A1 (en) |
FR (2) | FR2172838B1 (en) |
GB (2) | GB1417765A (en) |
IT (1) | IT979420B (en) |
NL (2) | NL7302674A (en) |
Families Citing this family (43)
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 |
NL8220324A (en) * | 1981-09-28 | 1983-08-01 | Sony Corp | MAGNETIC RECORD MEDIUM. |
JPS5856228A (en) * | 1981-09-28 | 1983-04-02 | Sony Corp | Magnetic recording medium |
DE3238904A1 (en) * | 1982-10-21 | 1984-04-26 | Agfa-Gevaert Ag, 5090 Leverkusen | METHOD FOR THE MULTIPLE COATING OF MOVING RAILWAYS |
DE3238905C2 (en) * | 1982-10-21 | 1986-01-23 | Agfa-Gevaert Ag, 5090 Leverkusen | Process for the multiple coating of moving objects or tracks |
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 |
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 |
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 |
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 |
EP0962919A1 (en) | 1997-02-10 | 1999-12-08 | 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 |
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 |
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 |
WO2004006229A1 (en) * | 2002-07-05 | 2004-01-15 | Hitachi Maxell, Ltd. | Magnetic tape |
Family Cites Families (3)
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 |
-
0
- BE BE795896D patent/BE795896A/en unknown
-
1972
- 1972-02-24 FR FR7206203A patent/FR2172838B1/fr not_active Expired
-
1973
- 1973-02-09 FR FR7304704A patent/FR2217758B1/fr not_active Expired
- 1973-02-22 GB GB873173A patent/GB1417765A/en not_active Expired
- 1973-02-22 GB GB873273A patent/GB1417442A/en not_active Expired
- 1973-02-23 DE DE19732309159 patent/DE2309159A1/en not_active Withdrawn
- 1973-02-23 IT IT7320784A patent/IT979420B/en active
- 1973-02-23 CA CA73164476A patent/CA1048865A/en not_active Expired
- 1973-02-23 DE DE2309158A patent/DE2309158C3/en not_active Expired
- 1973-02-24 JP JP2260573A patent/JPS5612937B2/ja not_active Expired
- 1973-02-26 NL NL7302674A patent/NL7302674A/xx not_active Application Discontinuation
- 1973-02-26 NL NL7302673A patent/NL7302673A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE2309158A1 (en) | 1973-09-13 |
DE2309159A1 (en) | 1973-08-30 |
DE2309158B2 (en) | 1974-05-02 |
BE795896A (en) | 1973-08-23 |
DE2309158C3 (en) | 1981-06-11 |
GB1417765A (en) | 1975-12-17 |
FR2172838A1 (en) | 1973-10-05 |
NL7302673A (en) | 1973-08-28 |
FR2217758B1 (en) | 1976-11-05 |
CA1048865A (en) | 1979-02-20 |
JPS5612937B2 (en) | 1981-03-25 |
IT979420B (en) | 1974-09-30 |
FR2217758A1 (en) | 1974-09-06 |
NL7302674A (en) | 1973-08-28 |
GB1417442A (en) | 1975-12-10 |
JPS4898803A (en) | 1973-12-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |