CA1037670A - Electrical insulating material - Google Patents
Electrical insulating materialInfo
- Publication number
- CA1037670A CA1037670A CA183,056A CA183056A CA1037670A CA 1037670 A CA1037670 A CA 1037670A CA 183056 A CA183056 A CA 183056A CA 1037670 A CA1037670 A CA 1037670A
- Authority
- CA
- Canada
- Prior art keywords
- macro
- porous
- volume
- molecular material
- pore diameter
- 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
Links
- 239000011810 insulating material Substances 0.000 title description 5
- 239000011148 porous material Substances 0.000 claims abstract description 51
- 239000000463 material Substances 0.000 claims abstract description 42
- 239000012777 electrically insulating material Substances 0.000 claims abstract description 7
- -1 polyethylene Polymers 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- 229920002492 poly(sulfone) Polymers 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 229920006380 polyphenylene oxide Polymers 0.000 claims description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 claims 1
- 230000015556 catabolic process Effects 0.000 abstract description 14
- 238000009413 insulation Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 14
- 238000009826 distribution Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002655 kraft paper Substances 0.000 description 4
- 239000000123 paper Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 150000004996 alkyl benzenes Chemical class 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000578 dry spinning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
-
- 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
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/42—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes polyesters; polyethers; polyacetals
-
- 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
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/20—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06
- H01G4/22—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06 impregnated
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Organic Insulating Materials (AREA)
- Insulating Bodies (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10251972A JPS5132400B2 (ko) | 1972-09-01 | 1972-09-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1037670A true CA1037670A (en) | 1978-09-05 |
Family
ID=14329585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA183,056A Expired CA1037670A (en) | 1972-09-01 | 1973-10-10 | Electrical insulating material |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5132400B2 (ko) |
| CA (1) | CA1037670A (ko) |
| DE (1) | DE2350913C3 (ko) |
| FR (1) | FR2203143B1 (ko) |
| GB (1) | GB1421047A (ko) |
| NL (1) | NL7313991A (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5113999A (en) * | 1974-07-25 | 1976-02-03 | Mitsubishi Rayon Co | Denkibutsupinyo 2 jikuenshinhoripuropirenfuirumu |
| JPS5175999A (ja) * | 1974-12-25 | 1976-06-30 | Matsushita Electric Ind Co Ltd | Denkizetsuentai |
| JPS5176000A (ja) * | 1974-12-25 | 1976-06-30 | Matsushita Electric Ind Co Ltd | Denkizetsuentai |
| DE2744404C2 (de) * | 1977-10-03 | 1991-05-08 | Günter 4800 Bielefeld Reichensperger | Schwimmerschalter |
| JPS6117520U (ja) * | 1984-07-05 | 1986-02-01 | 興国コントロ−ル・ケ−ブル株式会社 | シリンダ−ケ−ブルにおけるインナ−とピストンとの連結構造 |
-
1972
- 1972-09-01 JP JP10251972A patent/JPS5132400B2/ja not_active Expired
-
1973
- 1973-10-10 GB GB4737073A patent/GB1421047A/en not_active Expired
- 1973-10-10 CA CA183,056A patent/CA1037670A/en not_active Expired
- 1973-10-10 FR FR7336208A patent/FR2203143B1/fr not_active Expired
- 1973-10-10 DE DE19732350913 patent/DE2350913C3/de not_active Expired
- 1973-10-11 NL NL7313991A patent/NL7313991A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2350913C3 (de) | 1975-12-04 |
| JPS4959300A (ko) | 1974-06-08 |
| JPS5132400B2 (ko) | 1976-09-11 |
| DE2350913A1 (de) | 1974-04-18 |
| NL7313991A (ko) | 1974-04-16 |
| FR2203143B1 (ko) | 1977-08-12 |
| GB1421047A (en) | 1976-01-14 |
| DE2350913B2 (de) | 1975-04-30 |
| FR2203143A1 (ko) | 1974-05-10 |
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