NL255144A - - Google Patents

Info

Publication number
NL255144A
NL255144A NL255144DA NL255144A NL 255144 A NL255144 A NL 255144A NL 255144D A NL255144D A NL 255144DA NL 255144 A NL255144 A NL 255144A
Authority
NL
Netherlands
Application number
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 NL255144A publication Critical patent/NL255144A/xx

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/07—Nitrogen-containing compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • D21H17/375—Poly(meth)acrylamide
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/185—Substances or derivates of cellulose
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/48—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
    • H01B3/485—Other fibrous materials fabric
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/48—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
    • H01B3/52—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials wood; paper; press board
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/323—Insulation between winding turns, between winding layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/12—Insulating of windings

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Organic Insulating Materials (AREA)
  • Paper (AREA)
NL255144D 1962-03-23 NL255144A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US182029A US3102159A (en) 1962-03-23 1962-03-23 Treated cellulosic material and electrical apparatus embodying the same

Publications (1)

Publication Number Publication Date
NL255144A true NL255144A (xx)

Family

ID=22666806

Family Applications (2)

Application Number Title Priority Date Filing Date
NL126810D NL126810C (xx) 1962-03-23
NL255144D NL255144A (xx) 1962-03-23

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL126810D NL126810C (xx) 1962-03-23

Country Status (4)

Country Link
US (1) US3102159A (xx)
CH (1) CH462906A (xx)
DE (1) DE1301243B (xx)
NL (2) NL255144A (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3271509A (en) * 1963-04-12 1966-09-06 Westinghouse Electric Corp Electrical insulation for condenser bushings and the like
US3313879A (en) * 1963-10-28 1967-04-11 Westinghouse Electric Corp Treated cellulosic material and electrical apparatus embodying the same
US3324222A (en) * 1963-10-28 1967-06-06 Westinghouse Electric Corp Treated cellulosic material and electrical apparatus embodying the same
US3510346A (en) * 1966-10-21 1970-05-05 Westinghouse Electric Corp Thermally stable cellulose products
US3931027A (en) * 1973-06-25 1976-01-06 Mcgraw-Edison Company Cellulose material treated with a thermosetting resin and having improved physical properties at elevated temperatures
US4196044A (en) * 1976-02-05 1980-04-01 Dennison Manufacturing Company Product and process for making a creped and calendered cellulosic electrical paper
US4251699A (en) * 1976-07-26 1981-02-17 S & C Electric Company Arc extinguishing material comprising dicyandiamide
US4450424A (en) * 1982-05-10 1984-05-22 Mcgraw-Edison Company Electrical insulating system
US4619735A (en) * 1985-02-13 1986-10-28 Melamine Chemicals, Inc. Method of retarding paper degradation with time by treatment with melamine, and method of producing ageing-resistant paper coated with melamine
AT521932A1 (de) * 2018-12-12 2020-06-15 Siemens Ag Alterungsreduktion beim Isoliermaterial einer Wicklung, insbesondere eines ölimprägnierten Hochspannungsgerätes
EP4325526A1 (en) * 2022-08-19 2024-02-21 Ahlstrom Oyj Electrical insulation paper

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2539558A (en) * 1948-09-28 1951-01-30 American Cyanamid Co Permanent paper and method of making same
US2722561A (en) * 1949-09-03 1955-11-01 Westinghouse Electric Corp Heat stabilizing of cellulosic insulation in electrical apparatus
US2665733A (en) * 1949-09-20 1954-01-12 Us Rubber Co Cellulose fiber tire casing protected against heat aging
US2665734A (en) * 1951-02-27 1954-01-12 Us Rubber Co Protection of cellulose fiber against heat aging and tire casing containing such fiber
GB875967A (en) * 1959-11-23 1961-08-30 Formica Corp Resin-impregnated paper
US2991326A (en) * 1957-12-24 1961-07-04 Westinghouse Electric Corp Insulation system for electrical apparatus containing liquid dielectrics

Also Published As

Publication number Publication date
DE1301243B (de) 1969-08-14
CH462906A (de) 1968-09-30
US3102159A (en) 1963-08-27
NL126810C (xx)

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