NL160413B - Werkwijze voor het vervaardigen van een magneetkop. - Google Patents

Werkwijze voor het vervaardigen van een magneetkop.

Info

Publication number
NL160413B
NL160413B NL7307909.A NL160413DA NL160413B NL 160413 B NL160413 B NL 160413B NL 160413D A NL160413D A NL 160413DA NL 160413 B NL160413 B NL 160413B
Authority
NL
Netherlands
Prior art keywords
manufacturing
magnetic head
magnetic
head
Prior art date
Application number
NL7307909.A
Other languages
English (en)
Dutch (nl)
Original Assignee
Int Computers Ltd
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.)
Publication of NL160413B publication Critical patent/NL160413B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/42—Nitriles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/18—Homopolymers or copolymers of nitriles
    • C08L33/20—Homopolymers or copolymers of acrylonitrile
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/916—Polymer from ethylenic monomers only, having cationic group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
NL7307909.A 1950-04-26 Werkwijze voor het vervaardigen van een magneetkop. NL160413B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US158332A US2688008A (en) 1950-04-26 1950-04-26 Mixed acrylonitrile polymers

Publications (1)

Publication Number Publication Date
NL160413B true NL160413B (nl)

Family

ID=22567638

Family Applications (2)

Application Number Title Priority Date Filing Date
NL7307909.A NL160413B (nl) 1950-04-26 Werkwijze voor het vervaardigen van een magneetkop.
NL75895D NL75895C (fr) 1950-04-26

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL75895D NL75895C (fr) 1950-04-26

Country Status (7)

Country Link
US (1) US2688008A (fr)
BE (1) BE502706A (fr)
CH (1) CH291825A (fr)
DE (1) DE920206C (fr)
FR (1) FR1044675A (fr)
GB (1) GB691493A (fr)
NL (2) NL75895C (fr)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123434A (en) * 1964-03-03 Textile
NL74727C (fr) * 1950-02-11
DE1069818B (de) * 1958-10-29 1959-11-26 The Dow Chemical Company, Midland, Mich. (V. St. A.) Verfahren zur Herstellung von verformbaren Lösungen aus Polyacrylnitril
US2769792A (en) * 1951-11-05 1956-11-06 Chemstrand Corp Fiber-forming vinyl chloride copolymer blends with acrylonitrile polymers
US2776271A (en) * 1952-10-21 1957-01-01 Eastman Kodak Co Mixtures comprising acrylonitrile polymers containing alkenyl carbonamides and polyacrylonitrile
US2776270A (en) * 1952-10-21 1957-01-01 Eastman Kodak Co Mixtures comprising acrylonitrile polymers with polyacrylonitrile
US2775573A (en) * 1953-03-02 1956-12-25 Alfred B Craig Dyeable polymer blends, including copolymers of acrylonitrile with alkenyl haloacetates
US2752324A (en) * 1953-03-02 1956-06-26 Chemstrand Corp Dyeable fiber-forming mixtures of acrylonitrile polymers and alkenyl haloacetate polymers
US2971937A (en) * 1953-05-29 1961-02-14 Chemstrand Corp Fiber forming composition containing acrylonitrile polymer and acrylonitrile nu-vinylpyrrolidone copolymer
BE528051A (fr) * 1953-06-25
US2908659A (en) * 1953-08-06 1959-10-13 Du Pont Solution of a synthetic cross-linked polymer in a swelling liquid, process of using,and products obtained therefrom
NL84628C (fr) * 1953-08-20
US2891929A (en) * 1954-03-31 1959-06-23 Eastman Kodak Co Polyesters of a glycol, a dicarboxylic acid and an aminoacid
US2860120A (en) * 1954-07-23 1958-11-11 Phillips Petroleum Co Resins of epoxy compounds and polymers of alkyl substituted vinylpyridines and the like
US2848356A (en) * 1954-08-30 1958-08-19 Phillips Petroleum Co Fungicides, their preparation and use
US2831826A (en) * 1954-12-30 1958-04-22 Eastman Kodak Co Mixtures of acrylic nitrile-ethylenic chloride copolymers with acrylamidic polymers and fibers thereof
BE544722A (fr) * 1955-01-27
US3029214A (en) * 1955-04-13 1962-04-10 Chemstrand Corp Stabilized solutions of acrylonitrile polymers
US3004904A (en) * 1955-05-25 1961-10-17 Nalco Chemical Co Electronegative selective permeable membrane and method of production
US3004909A (en) * 1955-06-08 1961-10-17 Nalco Chemical Co Electropositive selective permeable membrane and method of production
NL210765A (fr) * 1955-12-08
US2878206A (en) * 1956-05-23 1959-03-17 Chemstrand Corp Acrylonitrile polymer composition stabilized with metal formaldehyde sulfoxylate, a weak acid, and an inorganic acid and method of making same
US2878221A (en) * 1956-05-23 1959-03-17 Chemstrand Corp Acrylonitrile polymer composition stabilized with metal formaldehyde sulfoxylate and formaldehyde and method of making same
US2878225A (en) * 1956-05-23 1959-03-17 Chemstrand Corp Acrylonitrile polymer composition stabilized with metal formaldehyde sulfoxylate, analkali phosphate, and an inorganic acid and method of making same
US2888313A (en) * 1956-07-23 1959-05-26 Gen Aniline & Film Corp Continuous dyeing process
US2980635A (en) * 1957-02-07 1961-04-18 Dow Chemical Co Ion-exchange articles and method of manufacture from acrylonitrile polymer aquagels
US2949444A (en) * 1957-08-02 1960-08-16 Chemstrand Corp Interpolymers of acrylonitrile and 1-vinylimidazoles
US2941986A (en) * 1957-08-02 1960-06-21 Chemstrand Corp Copolymers of acrylonitrile and 1-vinylimidazoles
US2956041A (en) * 1957-08-12 1960-10-11 Firestone Tire & Rubber Co Blend of a vinyl chloride resin, a rubbery diolefin copolymer and a copolymer of acrylonitrile and alkyl methacrylate
US2972537A (en) * 1957-09-03 1961-02-21 Eastman Kodak Co Condensation products of polyvinylketones with hydrazides containing quaternary nitrogen groups
BE571716A (fr) * 1957-10-02
US3035009A (en) * 1957-11-25 1962-05-15 Dow Chemical Co Graft copolymers of monomeric acrylates and monomeric organic sulfonic acid compounds upon polyvinyllactams, acrylonitrile polymer compositions obtainable therewith, and method of preparation
BE573304A (fr) * 1957-11-26
US2958670A (en) * 1957-12-12 1960-11-01 Du Pont Compositions and fibers containing acrylonitrile polymer blends and method of making
US2959565A (en) * 1958-01-29 1960-11-08 Dow Chemical Co Compositions comprising graft copolymers of certain monomeric polyglycol esters of acrylates and methacrylates on superpolyamide substrates
NL235566A (fr) * 1958-01-29
US3022265A (en) * 1958-01-29 1962-02-20 Dow Chemical Co Compositions comprising graft copolymers of certain aminated alkenyl aromatic monomers on acrylonitrile polymer substrates and method of making
US3003845A (en) * 1958-04-01 1961-10-10 Dow Chemical Co Dye-receptive polymer compositions of fiber-forming polymers and crosslinked n-vinyl - 3 - morpholinone copolymers, preparation thereof and articles resulting therefrom
US2990393A (en) * 1958-07-24 1961-06-27 Eastman Kodak Co Process for making graft copolymers containing acrylonitrile and a vinyl pyridine
US3156743A (en) * 1959-12-21 1964-11-10 Eastman Kodak Co Dyeable polypropylene fibers containing acrylate and methacrylate units in polymeric form
US3315014A (en) * 1960-02-04 1967-04-18 Uniroyal Inc Dyeable polypropylene fibers containing polymers of vinyl pyridines
NL260814A (fr) * 1959-12-21
US3242120A (en) * 1960-03-22 1966-03-22 Du Pont Self-supporting gel shaped structures
US3113122A (en) * 1960-04-12 1963-12-03 Union Carbide Corp Dyeable fiber-forming compositions of an acrylonitrile-containing polymer and a cyanoethyl acrylate ester/alkyl acrylate ester copolymer
IT649597A (fr) * 1960-04-21
US3271292A (en) * 1960-11-08 1966-09-06 Kollsman Paul Ion exchange membranes and spacers and process of making them
US3088932A (en) * 1960-12-02 1963-05-07 Monsanto Chemicals Acrylonitrile polymer composition and stabilized with zinc oxalate, zinc acetate, or chromium acetate
US3157714A (en) * 1960-12-27 1964-11-17 Union Carbide Corp Fiber-forming compositions
US3419638A (en) * 1962-02-14 1968-12-31 Beaunit Corp Dyeable polypropylene
US3406139A (en) * 1963-01-29 1968-10-15 Rohm & Haas Vinylimidazoline and vinyltetrahydropyrimidine polymers
NL124336C (fr) * 1963-11-19 1900-01-01
US3409705A (en) * 1963-12-04 1968-11-05 Eastman Kodak Co Process for preparing biphase plastics
US3313867A (en) * 1964-10-06 1967-04-11 Monsanto Co Modified acrylonitrile polymers
GB1329126A (en) * 1969-12-11 1973-09-05 Mitsubishi Rayon Co Acrylic fibre and a method for manufacturing the same
US4153648A (en) * 1977-10-28 1979-05-08 The Standard Oil Company Thermoplastic nitrile resin blends

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL73540C (fr) * 1942-06-17
US2527863A (en) * 1947-08-29 1950-10-31 Du Pont Modification and dyeing of acrylonitrile polymers

Also Published As

Publication number Publication date
CH291825A (fr) 1953-07-15
GB691493A (en) 1953-05-13
BE502706A (fr)
FR1044675A (fr) 1953-11-19
US2688008A (en) 1954-08-31
NL75895C (fr)
DE920206C (de) 1954-11-15

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