FR2461566A1 - Composition de surmoulage pour appareillage electrique, en particulier transformateur et analogue, et appareillage electrique enrobe d'une telle composition - Google Patents
Composition de surmoulage pour appareillage electrique, en particulier transformateur et analogue, et appareillage electrique enrobe d'une telle composition Download PDFInfo
- Publication number
- FR2461566A1 FR2461566A1 FR7918566A FR7918566A FR2461566A1 FR 2461566 A1 FR2461566 A1 FR 2461566A1 FR 7918566 A FR7918566 A FR 7918566A FR 7918566 A FR7918566 A FR 7918566A FR 2461566 A1 FR2461566 A1 FR 2461566A1
- Authority
- FR
- France
- Prior art keywords
- composition
- overmolding
- transformer
- electrical equipment
- overmolding composition
- 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.)
- Granted
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 40
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 17
- 229920005749 polyurethane resin Polymers 0.000 claims description 19
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 14
- 239000004020 conductor Substances 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 229920002635 polyurethane Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 238000000465 moulding Methods 0.000 description 4
- 239000004848 polyfunctional curative Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001033 granulometry Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- 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
- H01F27/02—Casings
- H01F27/022—Encapsulation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Insulating Of Coils (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7918566A FR2461566A1 (fr) | 1979-07-18 | 1979-07-18 | Composition de surmoulage pour appareillage electrique, en particulier transformateur et analogue, et appareillage electrique enrobe d'une telle composition |
| IT68149/80A IT1128944B (it) | 1979-07-18 | 1980-07-17 | Composizione per il rivestimento di apparecchi elettrici mediante sovrastamapggio ed apparecchio elettrico rivestito con tale composizione |
| BE0/201443A BE884360A (fr) | 1979-07-18 | 1980-07-17 | Composition de surmoulage pour appareillage electrique, en particulier transformateur et analogue, et appareillage electrique enrobe d'une telle composition |
| GB8023600A GB2057001B (en) | 1979-07-18 | 1980-07-18 | Composition for encasing electrical apparatus particularly a transformer |
| BR8004511A BR8004511A (pt) | 1979-07-18 | 1980-07-18 | Composicao de moldagem para aparelhagem eletrica, e aparelhagem eletrica respectiva |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7918566A FR2461566A1 (fr) | 1979-07-18 | 1979-07-18 | Composition de surmoulage pour appareillage electrique, en particulier transformateur et analogue, et appareillage electrique enrobe d'une telle composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2461566A1 true FR2461566A1 (fr) | 1981-02-06 |
| FR2461566B1 FR2461566B1 (OSRAM) | 1982-07-23 |
Family
ID=9228017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7918566A Granted FR2461566A1 (fr) | 1979-07-18 | 1979-07-18 | Composition de surmoulage pour appareillage electrique, en particulier transformateur et analogue, et appareillage electrique enrobe d'une telle composition |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE884360A (OSRAM) |
| BR (1) | BR8004511A (OSRAM) |
| FR (1) | FR2461566A1 (OSRAM) |
| GB (1) | GB2057001B (OSRAM) |
| IT (1) | IT1128944B (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4695612A (en) * | 1986-06-23 | 1987-09-22 | General Electric Company | Secondary amine-terminated oligomers and copolyurethanecarbonates prepared therefrom |
| FR2693274B1 (fr) * | 1992-07-03 | 1994-09-23 | Abb Control Sa | Capteur de courant à noyau magnétique torique. |
| AT516868B1 (de) * | 2015-02-26 | 2018-06-15 | Hentschel Dierk | Haftungs- und risssicherer Isolierschichtaufbau und Oberschichtlackaufbau für Stromwandlergehäuse und ein dazugehöriges Herstellungsverfahren |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3193426A (en) * | 1961-08-16 | 1965-07-06 | Freeman Chemical Corp | Encapsulating articles with resinous materials and tapes useful therefor |
| US3388363A (en) * | 1966-02-08 | 1968-06-11 | Square D Co | Encapsulated electrical coil and method of making |
| FR1530467A (fr) * | 1966-04-04 | 1968-06-28 | Matsushita Electric Works Ltd | Composition pour garnir des dispositifs électriques, notamment les dispositifs tampons pour tubes fluorescents, afin de les insonoriser tout en permettant une bonne évacuation de la chaleur |
| FR93136E (fr) * | 1967-01-26 | 1969-02-14 | Augier Sa | Transformateur pour l'éclairage public. |
| DE2024931A1 (en) * | 1970-05-22 | 1971-12-02 | Krupp Gmbh | Resin encapsulated electrical apparatus - esp current - or voltage transformer using two stage potting |
| DE2058648A1 (de) * | 1970-06-29 | 1972-01-05 | Transform Roentgen Matern Veb | Verfahren zum Impraegnieren und Vergiessen einer Hochspannungswicklung aus Feindraht mit Giessharz |
| US3653593A (en) * | 1969-04-15 | 1972-04-04 | Nippon Kogei Kogyo Co | Apparatus for generating a high voltage |
| US3742411A (en) * | 1971-10-15 | 1973-06-26 | Westinghouse Electric Corp | Core and coil with protective covering |
| DE2255212A1 (de) * | 1972-11-10 | 1974-05-22 | Micafil Ag | Verfahren zum umgiessen von teilen insbesonders impraegnierten teilen elektrischer geraete und/oder deren komponenten mit kunstharz |
| NL7303711A (OSRAM) * | 1973-03-16 | 1974-09-18 |
-
1979
- 1979-07-18 FR FR7918566A patent/FR2461566A1/fr active Granted
-
1980
- 1980-07-17 BE BE0/201443A patent/BE884360A/fr not_active IP Right Cessation
- 1980-07-17 IT IT68149/80A patent/IT1128944B/it active
- 1980-07-18 GB GB8023600A patent/GB2057001B/en not_active Expired
- 1980-07-18 BR BR8004511A patent/BR8004511A/pt unknown
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3193426A (en) * | 1961-08-16 | 1965-07-06 | Freeman Chemical Corp | Encapsulating articles with resinous materials and tapes useful therefor |
| US3388363A (en) * | 1966-02-08 | 1968-06-11 | Square D Co | Encapsulated electrical coil and method of making |
| FR1530467A (fr) * | 1966-04-04 | 1968-06-28 | Matsushita Electric Works Ltd | Composition pour garnir des dispositifs électriques, notamment les dispositifs tampons pour tubes fluorescents, afin de les insonoriser tout en permettant une bonne évacuation de la chaleur |
| FR93136E (fr) * | 1967-01-26 | 1969-02-14 | Augier Sa | Transformateur pour l'éclairage public. |
| US3653593A (en) * | 1969-04-15 | 1972-04-04 | Nippon Kogei Kogyo Co | Apparatus for generating a high voltage |
| DE2024931A1 (en) * | 1970-05-22 | 1971-12-02 | Krupp Gmbh | Resin encapsulated electrical apparatus - esp current - or voltage transformer using two stage potting |
| DE2058648A1 (de) * | 1970-06-29 | 1972-01-05 | Transform Roentgen Matern Veb | Verfahren zum Impraegnieren und Vergiessen einer Hochspannungswicklung aus Feindraht mit Giessharz |
| US3742411A (en) * | 1971-10-15 | 1973-06-26 | Westinghouse Electric Corp | Core and coil with protective covering |
| DE2255212A1 (de) * | 1972-11-10 | 1974-05-22 | Micafil Ag | Verfahren zum umgiessen von teilen insbesonders impraegnierten teilen elektrischer geraete und/oder deren komponenten mit kunstharz |
| NL7303711A (OSRAM) * | 1973-03-16 | 1974-09-18 |
Non-Patent Citations (1)
| Title |
|---|
| EXBK/66 * |
Also Published As
| Publication number | Publication date |
|---|---|
| IT8068149A0 (it) | 1980-07-17 |
| IT1128944B (it) | 1986-06-04 |
| GB2057001A (en) | 1981-03-25 |
| FR2461566B1 (OSRAM) | 1982-07-23 |
| GB2057001B (en) | 1983-08-10 |
| BE884360A (fr) | 1980-11-17 |
| BR8004511A (pt) | 1981-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |