GB639844A - Improvements in or relating to electrical insulation - Google Patents
Improvements in or relating to electrical insulationInfo
- Publication number
- GB639844A GB639844A GB9011/47A GB901147A GB639844A GB 639844 A GB639844 A GB 639844A GB 9011/47 A GB9011/47 A GB 9011/47A GB 901147 A GB901147 A GB 901147A GB 639844 A GB639844 A GB 639844A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phosphoric acid
- silicon compound
- ferrous
- mixture
- fine silica
- 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
- 238000010292 electrical insulation Methods 0.000 title 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 16
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 abstract 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 8
- 235000011007 phosphoric acid Nutrition 0.000 abstract 8
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 abstract 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 6
- 150000003377 silicon compounds Chemical class 0.000 abstract 6
- 239000000203 mixture Substances 0.000 abstract 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 abstract 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 abstract 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 4
- 229910052751 metal Inorganic materials 0.000 abstract 4
- 239000002184 metal Substances 0.000 abstract 4
- 239000000377 silicon dioxide Substances 0.000 abstract 4
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 abstract 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 2
- 239000004411 aluminium Substances 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 2
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 239000010941 cobalt Substances 0.000 abstract 2
- 229910017052 cobalt Inorganic materials 0.000 abstract 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 2
- -1 e.g. Chemical compound 0.000 abstract 2
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 abstract 2
- 125000003976 glyceryl group Chemical group [H]C([*])([H])C(O[H])([H])C(O[H])([H])[H] 0.000 abstract 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 2
- 229910052759 nickel Inorganic materials 0.000 abstract 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 abstract 2
- 239000011347 resin Substances 0.000 abstract 2
- 229920005989 resin Polymers 0.000 abstract 2
- 239000010703 silicon Substances 0.000 abstract 2
- 229910052710 silicon Inorganic materials 0.000 abstract 2
- 239000002904 solvent Substances 0.000 abstract 2
- 238000005507 spraying Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000007598 dipping method Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
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
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
- C23C22/74—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process for obtaining burned-in conversion coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/14766—Fe-Si based alloys
- H01F1/14775—Fe-Si based alloys in the form of sheets
- H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Chemical Treatment Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US659415A US2484242A (en) | 1946-04-03 | 1946-04-03 | Coating ferrous metal sheets with an insulating film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB639844A true GB639844A (en) | 1950-07-05 |
Family
ID=24645318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9011/47A Expired GB639844A (en) | 1946-04-03 | 1947-04-02 | Improvements in or relating to electrical insulation |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2484242A (enrdf_load_stackoverflow) |
| CH (1) | CH265313A (enrdf_load_stackoverflow) |
| FR (1) | FR946474A (enrdf_load_stackoverflow) |
| GB (1) | GB639844A (enrdf_load_stackoverflow) |
| NL (1) | NL66964C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2811473A (en) * | 1953-12-07 | 1957-10-29 | United States Steel Corp | Composition and method for increasing surface resistivity of silicon steel |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2645716A (en) * | 1948-08-24 | 1953-07-14 | Westinghouse Air Brake Co | Electron tube circuits |
| NL170624B (nl) * | 1951-08-29 | Merck & Co Inc | Werkwijze voor het bereiden van gesubstitueerde fenoxysalicylzuren, werkwijze voor het bereiden van een preparaat met farmacologische werking, dat deze verbindingen bevat, alsmede gevormde preparaten verkregen onder toepassing van deze werkwijze. | |
| US2835618A (en) * | 1954-03-09 | 1958-05-20 | Parker Rust Proof Co | Solution and method for producing heat resistant electrical insulation coatings on ferrous surfaces |
| US2920296A (en) * | 1955-01-07 | 1960-01-05 | Gen Electric | Reduction of transformer noise due to magnetostrictive effects |
| US2935422A (en) * | 1955-10-28 | 1960-05-03 | Poor & Co | Corrosion preventing coatings and coating compositions |
| US2879183A (en) * | 1955-12-15 | 1959-03-24 | Bell Telephone Labor Inc | Insulating coatings and a method for their production |
| US2978349A (en) * | 1957-07-03 | 1961-04-04 | Eastern Prod Corp | Soil proofing |
| US2909454A (en) * | 1957-12-04 | 1959-10-20 | United States Steel Corp | Process for producing core-plated electrical steel strip |
| US3104993A (en) * | 1960-09-20 | 1963-09-24 | Inland Steel Co | Galvanizing process |
| US3276923A (en) * | 1961-04-17 | 1966-10-04 | Gen Electric | Reduction in magnetic losses in electrical induction apparatus |
| US3138492A (en) * | 1961-10-11 | 1964-06-23 | Allegheny Ludlum Steel | Insulating coating for magnetic steel |
| US3207636A (en) * | 1962-06-26 | 1965-09-21 | Yawata Iron & Steel Co | Method for coating silicon steel transformer sheets and composition |
| FR1427315A (fr) * | 1964-02-24 | 1966-02-04 | Yawata Iron & Steel Co | Procédé pour la formation de revêtements isolants électriques sur les tôles électriques |
| DE1249965B (enrdf_load_stackoverflow) * | 1964-08-12 | |||
| DE2145553C3 (de) * | 1971-09-11 | 1979-07-19 | Loi Industrieofenanlagen Gmbh, 4300 Essen | Verfahren zur Herstellung von Blechpaketen für die feldführenden TeUe elektrischer Maschinen und Geräte |
| JPS5652117B2 (enrdf_load_stackoverflow) * | 1973-11-17 | 1981-12-10 | ||
| EP3937347A1 (de) * | 2020-07-08 | 2022-01-12 | Siemens Aktiengesellschaft | Materiallage für ein blechpaket einer elektrischen maschine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1750270A (en) * | 1927-06-13 | 1930-03-11 | Parker Rust Proof Co | Coated iron and steel articles and method of making the same |
| US1889654A (en) * | 1928-01-14 | 1932-11-29 | Ohio Sanitary Engineering Corp | Fertilizer |
| FR679083A (fr) * | 1928-12-03 | 1930-04-08 | Parker Ste Continentale | Procédé de revêtement superficiel des objets en fer ou acier |
| BE356718A (fr) * | 1928-12-18 | 1929-01-31 | La Societe Continentale Parker | Procede de revetement superficiel des objets en fer ou acier |
| US2161319A (en) * | 1935-04-29 | 1939-06-06 | Ig Farbenindustrie Ag | Well-covering coating composition |
| US2144425A (en) * | 1936-12-09 | 1939-01-17 | Sterling Varnish Company | Insulating composition |
| US2413949A (en) * | 1942-12-23 | 1947-01-07 | Gen Electric | Treating silicon steel strip |
-
0
- NL NL66964D patent/NL66964C/xx active
-
1946
- 1946-04-03 US US659415A patent/US2484242A/en not_active Expired - Lifetime
-
1947
- 1947-04-02 GB GB9011/47A patent/GB639844A/en not_active Expired
- 1947-04-03 CH CH265313D patent/CH265313A/de unknown
- 1947-05-09 FR FR946474D patent/FR946474A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2811473A (en) * | 1953-12-07 | 1957-10-29 | United States Steel Corp | Composition and method for increasing surface resistivity of silicon steel |
Also Published As
| Publication number | Publication date |
|---|---|
| FR946474A (fr) | 1949-06-03 |
| NL66964C (enrdf_load_stackoverflow) | |
| US2484242A (en) | 1949-10-11 |
| CH265313A (de) | 1949-11-30 |
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