FR1317185A - élément d'enregistrement magnétique et procédé pour sa fabrication - Google Patents

élément d'enregistrement magnétique et procédé pour sa fabrication

Info

Publication number
FR1317185A
FR1317185A FR890736A FR890736A FR1317185A FR 1317185 A FR1317185 A FR 1317185A FR 890736 A FR890736 A FR 890736A FR 890736 A FR890736 A FR 890736A FR 1317185 A FR1317185 A FR 1317185A
Authority
FR
France
Prior art keywords
manufacture
magnetic recording
recording element
magnetic
recording
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
Application number
FR890736A
Other languages
English (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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 by RCA Corp, Radio Corporation of America filed Critical RCA Corp
Priority to FR890736A priority Critical patent/FR1317185A/fr
Application granted granted Critical
Publication of FR1317185A publication Critical patent/FR1317185A/fr
Expired legal-status Critical Current

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
    • G11B5/62—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
    • G11B5/7023—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 containing polyesters, polyethers, silicones, polyvinyl resins, polyacrylresins or epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2427/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2427/08—Homopolymers or copolymers of vinylidene chloride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR890736A 1962-03-12 1962-03-12 élément d'enregistrement magnétique et procédé pour sa fabrication Expired FR1317185A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR890736A FR1317185A (fr) 1962-03-12 1962-03-12 élément d'enregistrement magnétique et procédé pour sa fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR890736A FR1317185A (fr) 1962-03-12 1962-03-12 élément d'enregistrement magnétique et procédé pour sa fabrication

Publications (1)

Publication Number Publication Date
FR1317185A true FR1317185A (fr) 1963-02-01

Family

ID=8774527

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890736A Expired FR1317185A (fr) 1962-03-12 1962-03-12 élément d'enregistrement magnétique et procédé pour sa fabrication

Country Status (1)

Country Link
FR (1) FR1317185A (fr)

Similar Documents

Publication Publication Date Title
CH417687A (fr) Procédé d'enregistrement magnétique
CH495027A (fr) Elément d'enregistrement magnétique d'informations et procédé pour sa fabrication
FR1362455A (fr) Procédé et appareil de fabrication de matériaux magnétiques d'enregistrement
BE603117A (fr) Elément magnétique bistable et procédé pour sa fabrication
FR1358754A (fr) Procédé de fabrication d'un noyau magnétique servant d'élément de mémoire et noyau magnétique fabriqué par ce procédé
FR1328352A (fr) élément d'enregistrement magnétique et procédé pour sa fabrication
FR1317185A (fr) élément d'enregistrement magnétique et procédé pour sa fabrication
FR1312849A (fr) élément de construction et procédé pour sa fabrication
FR1358698A (fr) élément d'armature et procédé pour le fabriquer
FR86315E (fr) élément semi-conducteur et procédé pour sa fabrication
FR1453320A (fr) Cartes d'enregistrement sur film et leur procédé de fabrication
FR1293374A (fr) Dispositif formant tête d'enregistrement magnétique et procédé de fabrication y afférant
FR1328976A (fr) Circuit magnétique et procédé pour sa fabrication
BE615054A (fr) Elément d'enregistrement magnétique et procédé pour l'obtenir
FR1444620A (fr) Procédé de fabrication de bandes d'enregistrement magnétique
FR1405233A (fr) Procédé d'enregistrement et de reproduction thermographique
FR1327406A (fr) Support d'enregistrement électrostatographique et procédé de fabrication dudit support
FR1375571A (fr) Procédé d'enregistrement magnétique
BE617447A (fr) Dispositifs enregistreurs d'informations et procédé pour leur fabrication
FR1288433A (fr) élément magnétique bistable et procédé pour sa fabrication
FR1334364A (fr) Procédé d'enregistrement numérique
FR1360696A (fr) Procédé d'enregistrement magnétique
FR1312202A (fr) Noyau d'enroulement moulé et procédé et appareil pour sa fabrication
FR1250698A (fr) Procédé et dispositif pour la fabrication de bandes appropriées à l'enregistrement magnétique
FR1417998A (fr) élément semi-conducteur et procédé pour sa fabrication