BE774664R - Werkwijze voor het vervaardigen van magneetband door middel - Google Patents

Werkwijze voor het vervaardigen van magneetband door middel

Info

Publication number
BE774664R
BE774664R BE774664A BE774664A BE774664R BE 774664 R BE774664 R BE 774664R BE 774664 A BE774664 A BE 774664A BE 774664 A BE774664 A BE 774664A BE 774664 R BE774664 R BE 774664R
Authority
BE
Belgium
Prior art keywords
manufacture
magnetic tape
tape
magnetic
Prior art date
Application number
BE774664A
Other languages
English (en)
Dutch (nl)
Inventor
Ag Agfa-Gevaert
Original Assignee
Agfa Gevaert Nv
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 claimed from DE1907212A external-priority patent/DE1907212B2/de
Application filed by Agfa Gevaert Nv filed Critical Agfa Gevaert Nv
Application granted granted Critical
Publication of BE774664R publication Critical patent/BE774664R/nl

Links

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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/848—Coating a support with a magnetic layer by extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/26—Processes for applying liquids or other fluent materials performed by applying the liquid or other fluent material from an outlet device in contact with, or almost in contact with, the surface
    • B05D1/265—Extrusion coatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/20—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by magnetic fields
    • B05D3/203—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by magnetic fields pre-treatment by magnetic fields
    • 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
    • B29C48/25—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
    • 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
    • B29C48/9145—Endless cooling belts
    • 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
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Coating Apparatus (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BE774664A 1969-02-13 1971-10-29 Werkwijze voor het vervaardigen van magneetband door middel BE774664R (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1907212A DE1907212B2 (de) 1969-02-13 1969-02-13 Verfahren zum Auftragen magnetisierbarer bindemittelhaltiger Schichten auf eine Trägerfolie mit einem ExtrudergieBer
DE19702053194 DE2053194A1 (de) 1969-02-13 1970-10-29 Verfahren zum Auftragen magnetisierbarer, bindemittelhaltiger Schichten auf eine Trägerfolie

Publications (1)

Publication Number Publication Date
BE774664R true BE774664R (nl) 1972-05-02

Family

ID=25756992

Family Applications (1)

Application Number Title Priority Date Filing Date
BE774664A BE774664R (nl) 1969-02-13 1971-10-29 Werkwijze voor het vervaardigen van magneetband door middel

Country Status (5)

Country Link
BE (1) BE774664R (cg-RX-API-DMAC7.html)
DE (1) DE2053194A1 (cg-RX-API-DMAC7.html)
FR (1) FR2111928B2 (cg-RX-API-DMAC7.html)
GB (1) GB1326979A (cg-RX-API-DMAC7.html)
NL (1) NL7114752A (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN115921222B (zh) * 2022-09-07 2023-11-28 常州铭赛机器人科技股份有限公司 螺杆阀的出胶控制方法

Also Published As

Publication number Publication date
FR2111928A2 (cg-RX-API-DMAC7.html) 1972-06-09
GB1326979A (en) 1973-08-15
NL7114752A (cg-RX-API-DMAC7.html) 1972-04-25
DE2053194A1 (de) 1972-05-04
FR2111928B2 (cg-RX-API-DMAC7.html) 1976-02-13

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