GB520701A - Improvements in or relating to the production of paper for electrical purposes - Google Patents

Improvements in or relating to the production of paper for electrical purposes

Info

Publication number
GB520701A
GB520701A GB31117/38A GB3111738A GB520701A GB 520701 A GB520701 A GB 520701A GB 31117/38 A GB31117/38 A GB 31117/38A GB 3111738 A GB3111738 A GB 3111738A GB 520701 A GB520701 A GB 520701A
Authority
GB
United Kingdom
Prior art keywords
emulsifying agent
paper
paper pulp
soaps
agar
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
GB31117/38A
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.)
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Original Assignee
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
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 Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH filed Critical Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Publication of GB520701A publication Critical patent/GB520701A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/69—Water-insoluble compounds, e.g. fillers, pigments modified, e.g. by association with other compositions prior to incorporation in the pulp or paper

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Burglar Alarm Systems (AREA)
GB31117/38A 1937-10-27 1938-10-27 Improvements in or relating to the production of paper for electrical purposes Expired GB520701A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE520701X 1937-10-27

Publications (1)

Publication Number Publication Date
GB520701A true GB520701A (en) 1940-05-01

Family

ID=6551140

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31117/38A Expired GB520701A (en) 1937-10-27 1938-10-27 Improvements in or relating to the production of paper for electrical purposes

Country Status (2)

Country Link
FR (1) FR845201A (fr)
GB (1) GB520701A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2418354A (en) * 1943-11-26 1947-04-01 Gen Electric Dielectric sheet material
US2952580A (en) * 1954-02-02 1960-09-13 Herbert Manfred Freud D Frasch Process for the modification of fibrous materials
US3043740A (en) * 1956-07-20 1962-07-10 Framalite Process for improving the opacity of cellulose
US3062700A (en) * 1960-02-11 1962-11-06 Harold R Dalton Static discharging paper

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2418354A (en) * 1943-11-26 1947-04-01 Gen Electric Dielectric sheet material
US2952580A (en) * 1954-02-02 1960-09-13 Herbert Manfred Freud D Frasch Process for the modification of fibrous materials
US3043740A (en) * 1956-07-20 1962-07-10 Framalite Process for improving the opacity of cellulose
US3062700A (en) * 1960-02-11 1962-11-06 Harold R Dalton Static discharging paper

Also Published As

Publication number Publication date
FR845201A (fr) 1939-08-16

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