DK121474B - Polytetrafluoroethylene dispersions for use in the manufacture of electrically conductive coatings or impregnations on surface heating elements and methods for their manufacture. - Google Patents

Polytetrafluoroethylene dispersions for use in the manufacture of electrically conductive coatings or impregnations on surface heating elements and methods for their manufacture.

Info

Publication number
DK121474B
DK121474B DK662669A DK662669A DK121474B DK 121474 B DK121474 B DK 121474B DK 662669 A DK662669 A DK 662669A DK 662669 A DK662669 A DK 662669A DK 121474 B DK121474 B DK 121474B
Authority
DK
Denmark
Prior art keywords
manufacture
impregnations
methods
electrically conductive
heating elements
Prior art date
Application number
DK662669A
Other languages
Danish (da)
Inventor
E Heiskel
M Maikowski
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of DK121474B publication Critical patent/DK121474B/en

Links

Classifications

    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/205—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase
    • C08J3/21—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase
    • C08J3/215—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase at least one additive being also premixed with a liquid phase
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
    • H01C17/065—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thick film techniques, e.g. serigraphy
    • H01C17/06506—Precursor compositions therefor, e.g. pastes, inks, glass frits
    • H01C17/06573—Precursor compositions therefor, e.g. pastes, inks, glass frits characterised by the permanent binder
    • H01C17/06586—Precursor compositions therefor, e.g. pastes, inks, glass frits characterised by the permanent binder composed of organic material
    • 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
    • C08J2327/00—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
    • C08J2327/02—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
    • C08J2327/12—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 fluorine atoms
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Surface Heating Bodies (AREA)
DK662669A 1968-12-16 1969-12-15 Polytetrafluoroethylene dispersions for use in the manufacture of electrically conductive coatings or impregnations on surface heating elements and methods for their manufacture. DK121474B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681814869 DE1814869C3 (en) 1968-12-16 1968-12-16 Aqueous paste for the production of electrical resistors

Publications (1)

Publication Number Publication Date
DK121474B true DK121474B (en) 1971-10-18

Family

ID=5716333

Family Applications (1)

Application Number Title Priority Date Filing Date
DK662669A DK121474B (en) 1968-12-16 1969-12-15 Polytetrafluoroethylene dispersions for use in the manufacture of electrically conductive coatings or impregnations on surface heating elements and methods for their manufacture.

Country Status (15)

Country Link
JP (1) JPS4817663B1 (en)
AT (1) AT295846B (en)
BE (1) BE743221A (en)
CH (1) CH513931A (en)
DE (1) DE1814869C3 (en)
DK (1) DK121474B (en)
ES (1) ES374534A1 (en)
FI (1) FI53055C (en)
FR (1) FR2026272A1 (en)
GB (1) GB1286686A (en)
LU (1) LU60005A1 (en)
NL (1) NL151411B (en)
NO (1) NO126283B (en)
PL (1) PL80356B1 (en)
SE (1) SE345681B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035265A (en) 1969-04-18 1977-07-12 The Research Association Of British, Paint, Colour & Varnish Manufacturers Paint compositions
JPS53139901A (en) * 1977-05-13 1978-12-06 Victor Co Of Japan Ltd Channel selection unit
US5502161A (en) * 1994-12-21 1996-03-26 Ici Americas Inc. Method for the production of free-flowing tetrafluoroethylene polymer molding powders
EP1065739A1 (en) * 1999-06-30 2001-01-03 Nagakazu Furuya Process for producing gas diffusion electrode material

Also Published As

Publication number Publication date
BE743221A (en) 1970-06-16
DE1814869C3 (en) 1974-07-18
FR2026272A1 (en) 1970-09-18
AT295846B (en) 1972-01-25
DE1814869B2 (en) 1973-12-13
NO126283B (en) 1973-01-15
SE345681B (en) 1972-06-05
PL80356B1 (en) 1975-08-30
FI53055C (en) 1978-01-10
DE1814869A1 (en) 1970-10-01
GB1286686A (en) 1972-08-23
NL151411B (en) 1976-11-15
NL6918075A (en) 1970-06-18
JPS4817663B1 (en) 1973-05-31
ES374534A1 (en) 1972-03-01
LU60005A1 (en) 1971-06-21
CH513931A (en) 1971-10-15
FI53055B (en) 1977-09-30

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Legal Events

Date Code Title Description
PBP Patent lapsed