CN106356206A - Capacitor impregnating liquid and preparation method thereof - Google Patents
Capacitor impregnating liquid and preparation method thereof Download PDFInfo
- Publication number
- CN106356206A CN106356206A CN201610946429.9A CN201610946429A CN106356206A CN 106356206 A CN106356206 A CN 106356206A CN 201610946429 A CN201610946429 A CN 201610946429A CN 106356206 A CN106356206 A CN 106356206A
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- Prior art keywords
- soybean oil
- modified
- weight
- oil
- impregnation liquid
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- 239000007788 liquid Substances 0.000 title claims abstract description 32
- 239000003990 capacitor Substances 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 36
- 235000012424 soybean oil Nutrition 0.000 claims abstract description 33
- 239000003549 soybean oil Substances 0.000 claims abstract description 33
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 239000004200 microcrystalline wax Substances 0.000 claims abstract description 11
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 7
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 5
- 239000010440 gypsum Substances 0.000 claims abstract description 5
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical class O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 claims description 30
- 238000005470 impregnation Methods 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 21
- 238000012986 modification Methods 0.000 claims description 19
- 230000004048 modification Effects 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 18
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 15
- 238000007654 immersion Methods 0.000 claims description 14
- 239000003921 oil Substances 0.000 claims description 14
- 235000019198 oils Nutrition 0.000 claims description 14
- 229950000845 politef Drugs 0.000 claims description 11
- 210000000582 semen Anatomy 0.000 claims description 11
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 9
- 238000009210 therapy by ultrasound Methods 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 8
- 241000218691 Cupressaceae Species 0.000 claims description 6
- 235000006408 oxalic acid Nutrition 0.000 claims description 5
- 244000025254 Cannabis sativa Species 0.000 claims description 3
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 3
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 3
- CSKNSYBAZOQPLR-UHFFFAOYSA-N benzenesulfonyl chloride Chemical compound ClS(=O)(=O)C1=CC=CC=C1 CSKNSYBAZOQPLR-UHFFFAOYSA-N 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000007822 coupling agent Substances 0.000 claims description 3
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 3
- 229920001206 natural gum Polymers 0.000 claims description 3
- 239000012188 paraffin wax Substances 0.000 claims description 3
- 229910000077 silane Inorganic materials 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 241000269417 Bufo Species 0.000 claims description 2
- 150000001336 alkenes Chemical class 0.000 claims 1
- 150000002333 glycines Chemical class 0.000 claims 1
- 239000004698 Polyethylene Substances 0.000 abstract 2
- 239000010495 camellia oil Substances 0.000 abstract 2
- 239000004615 ingredient Substances 0.000 abstract 2
- 235000019808 microcrystalline wax Nutrition 0.000 abstract 2
- 229920000573 polyethylene Polymers 0.000 abstract 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract 2
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 2
- 239000001993 wax Substances 0.000 abstract 2
- 239000000843 powder Substances 0.000 abstract 1
- 230000003064 anti-oxidating effect Effects 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- ZEMPKEQAKRGZGQ-AAKVHIHISA-N 2,3-bis[[(z)-12-hydroxyoctadec-9-enoyl]oxy]propyl (z)-12-hydroxyoctadec-9-enoate Chemical compound CCCCCCC(O)C\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CC(O)CCCCCC)COC(=O)CCCCCCC\C=C/CC(O)CCCCCC ZEMPKEQAKRGZGQ-AAKVHIHISA-N 0.000 description 1
- 241000269420 Bufonidae Species 0.000 description 1
- 230000003026 anti-oxygenic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
- H01G13/04—Drying; Impregnating
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fats And Perfumes (AREA)
- Medicines Containing Plant Substances (AREA)
Abstract
The invention relates to capacitor impregnating liquid and a preparation method thereof. The capacitor impregnating liquid is prepared from the following raw materials in parts by weight: 68 to 75 parts of tea-seed oil, 22 to 25 parts of modified soybean oil, 1.25 to 1.32 parts of microcrystalline wax, 1 to 1.2 parts of modified diatomite, 0.25 to 0.4 part of modified gypsum powder, 0.78 to 0.9 part of polytetrafluoroethylene and 1.1 to 1.4 parts of polyethylene wax. The capacitor impregnating liquid is prepared by using the tea-seed oil and the modified soybean oil as basic raw materials, adding the ingredients such as the modified diatomite and gypsum and adding the ingredients such as the microcrystalline wax, polytetrafluoroethylene and the polyethylene wax and by proportioning the raw materials, so that the prepared capacitor impregnating liquid adopts raw materials with low cost, free from obvious pollution and stable in performance.
Description
Technical field
The invention belongs to capacitor manufacture field is and in particular to a kind of capacitor impregnation liquid and preparation method thereof.
Background technology
Capacitor impregnant uses primarily as electrolyte, and it needs there is good cryogenic property, antioxygenic property
Deng, use the mineral oil component such as Oleum Ricini more present capacitor impregnation liquid, add a small amount of antioxidant to make, but current
The combination property of capacitor impregnation liquid is poor, and during use, the mobility of antioxidant and low temperature is bad, and moisture effect is also poor,
The performance of capacitor and usage cycles are caused to decline.
Content of the invention
The present invention provides a kind of capacitor impregnation liquid and preparation method thereof, by rational proportioning is carried out to raw material, and
Composition in raw material is modified, makes impregnation liquid have good antioxidation and good low temperature flow, can significantly prolong
The usage cycles of long capacitor.
The present invention is achieved through the following technical solutions:
A kind of capacitor impregnation liquid, is made up of following raw material by weight: Oleum Camelliae 68-75 part, modified soybean oil 22-25 part,
Microwax 1.25-1.32 part, modification infusorial earth 1-1.2 part, modified landplaster 0.25-0.4 part, politef 0.78-0.9
Part, Tissuemat E 1.1-1.4 part；
Described modification infusorial earth uses following methods to prepare:
(1), kieselguhr is pulverized, cross 120 mesh sieves, using drying oven at 225-245 DEG C isothermal holding 45-65min；
(2), oxalic acid solution immersion treatment 12-15h being 2.5% by the kieselguhr use quality fraction that step (1) is handled well, will
Kieselguhr after immersion dried 2-3h at 285-300 DEG C, is then lowered the temperature with the speed of 2 DEG C/min, is cooled to 190
DEG C when continue insulation 2-2.5h, then continue to be cooled to room temperature with 3 DEG C/min in dry environment, carry out micronizing, obtain
Modification infusorial earth.
Preferably, described modified landplaster uses following methods to prepare:
(1), Gypsum Fibrosum is pulverized, cross 100 mesh sieves, broken Gypsum Fibrosum is used n-butyl alcohol immersion treatment 2- of Gypsum Fibrosum weight 3-5 times
3h, using ultrasonic Treatment in immersion process, isolates Gypsum Fibrosum；
(2), step (1) is processed the Gypsum Fibrosum obtaining to dry, add benzene sulfonyl chloride, the 0.2-0.25% of Gypsum Fibrosum weight 0.5-0.8%
Phthalate ester coupling agent, the poly-ferric chloride of 0.1-0.12%, under anaerobic using batch mixer mix and blend, then will mix
Mixture after conjunction uses ultrasonic Treatment 12-15min, then carries out drying, micronizing, obtains modified gypsum.
Preferably, described modified soybean oil uses following methods to prepare:
(1), soybean oil is heated to 250-255 DEG C, at this temperature isothermal holding 30-35min, then takes Semen sojae atricolor weight of oil 1-
Process 20-25s in oil put into by 1.2% Bufo siccuss grass, pulls residue out；
(2), add the Cupressaceae root of Semen sojae atricolor weight of oil 3.5-4% in the soybean oil handled well to step (1), and continue to be incubated 2-
3min, pulls Cupressaceae root out, removes residue；
(3), the soybean oil obtaining to step (2) continues insulation 5-10min, is then cooled to 100-108 DEG C, adds soybean oil weight
The Tonnae Sinensiss natural gum of amount 0.3%, then, is naturally cooling to room temperature, soybean oil is ground, cross 200 mesh sieves；
(4), add in the soybean oil obtaining in step (3) Semen sojae atricolor weight of oil 0.25% silane coupler wd-65,0.3%
Chlorinated paraffin, and use ultrasonic Treatment 20-25min, obtain modified soybean oil.
Further, a kind of preparation method of capacitor impregnation liquid, comprises the following steps:
(1), politef, Tissuemat E are carried out respectively micronizing；
(2), Oleum Camelliae, modified soybean oil are mixed in proportion, add microwax, be heated to 102-105 DEG C and stirred
Mix so as to be uniformly dispersed；
(3), politef, Tissuemat E and modification infusorial earth, modified landplaster that step (1) is handled well are proportionally added into
In the mixture that step (2) obtains, it is heated to 120-125 DEG C in a kettle., with 1000-1100r/min stir process 12-
15min, obtains capacitor impregnation liquid.
Beneficial effects of the present invention: based on the capacitor impregnation liquid that the present invention provides uses Oleum Camelliae, modified soybean oil
Prepared by raw material, add the compositions such as modified kieselguhr, Gypsum Fibrosum, and adds microwax, politef, Tissuemat E etc. to become
Point, through proportioning, and the cost of raw material is lower, no significantly pollutes, and performance is more stable, the mobility during use and anti-
Oxidation susceptibility is excellent, does not have corrosivity, can be prevented effectively from the corrosion occurring in use to pole plate and housing, lifting electricity
The usage cycles of container, compared with the impregnation liquid of existing detergent alkylate matrix, use time can extend 25-30%, with Semen Ricini
The impregnation liquid of oil base body is compared, and its use time can extend 28-35%, and other experiment detections also demonstrate that, former using the present invention
Material, but raw material is modified processing without the method for the present invention, also can substantially reduce the using effect of capacitor, Er Qieben
The cost of invention impregnation liquid is lower.
Specific embodiment
Embodiment 1
A kind of capacitor impregnation liquid, is made up of following raw material by weight: 72 parts of Oleum Camelliae, 23 parts of modified soybean oil, microwax
1.28 parts, 1.1 parts of modification infusorial earth, 0.32 part of modified landplaster, 0.8 part of politef, 1.25 parts of Tissuemat E；
Described modification infusorial earth uses following methods to prepare:
(1), kieselguhr is pulverized, cross 120 mesh sieves, using drying oven at 225-245 DEG C isothermal holding 45-65min；
(2), oxalic acid solution immersion treatment 12-15h being 2.5% by the kieselguhr use quality fraction that step (1) is handled well, will
Kieselguhr after immersion dried 2-3h at 285-300 DEG C, is then lowered the temperature with the speed of 2 DEG C/min, is cooled to 190
DEG C when continue insulation 2-2.5h, then continue to be cooled to room temperature with 3 DEG C/min in dry environment, carry out micronizing, obtain
Modification infusorial earth.
Preferably, described modified landplaster uses following methods to prepare:
(1), Gypsum Fibrosum is pulverized, crosses 100 mesh sieves, broken Gypsum Fibrosum is used n-butyl alcohol immersion treatment 2.5h of 5 times of Gypsum Fibrosum weight,
Using ultrasonic Treatment in immersion process, isolate Gypsum Fibrosum；
(2), step (1) is processed the Gypsum Fibrosum obtaining to dry, add benzene sulfonyl chloride, 0.22% phthalate ester of Gypsum Fibrosum weight 0.75%
Mixed mixture, under anaerobic using batch mixer mix and blend, is then made by coupling agent, 0.1% poly-ferric chloride
Use ultrasonic Treatment 15min, then carry out drying, micronizing, obtain modified gypsum.
Preferably, described modified soybean oil uses following methods to prepare:
(1), soybean oil is heated to 252 DEG C, at this temperature isothermal holding 32min, then takes the toad of Semen sojae atricolor weight of oil 1.2%
Process 22s in oil put into by bufonid toad grass, pulls residue out；
(2), add the Cupressaceae root of Semen sojae atricolor weight of oil 3.8% in the soybean oil handled well to step (1), and continue to be incubated 2.5min,
Pull Cupressaceae root out, remove residue；
(3), the soybean oil obtaining to step (2) continues insulation 8min, is then cooled to 106 DEG C, adds Semen sojae atricolor weight of oil 0.3%
Tonnae Sinensiss natural gum, then, be naturally cooling to room temperature, soybean oil be ground, cross 200 mesh sieves；
(4), add in the soybean oil obtaining in step (3) Semen sojae atricolor weight of oil 0.25% silane coupler wd-65,0.3%
Chlorinated paraffin, and use ultrasonic Treatment 23min, obtain modified soybean oil.
Further, a kind of preparation method of capacitor impregnation liquid, comprises the following steps:
(1), politef, Tissuemat E are carried out respectively micronizing；
(2), Oleum Camelliae, modified soybean oil are mixed in proportion, add microwax, be heated to 103 DEG C and be stirred, make
It is uniformly dispersed；
(3), politef, Tissuemat E and modification infusorial earth, modified landplaster that step (1) is handled well are proportionally added into
In the mixture that step (2) obtains, it is heated to 123 DEG C in a kettle., with 1100r/min stir process 14min, obtain electric capacity
Device impregnation liquid.
The electric capacity impregnation liquid performance that the present embodiment is made is as follows:
Dielectric strength 52.4kv/2.5mm, specific insulation is 6.38 × 1012Measure at .m(100 DEG C of ω), capacitor life-span
22.6% can be extended than conventional impregnation liquid.
Embodiment 2
A kind of capacitor impregnation liquid, is made up of following raw material by weight: 70 parts of Oleum Camelliae, 23 parts of modified soybean oil, microwax
1.32 parts, 1.15 parts of modification infusorial earth, 0.36 part of modified landplaster, 0.85 part of politef, 1.25 parts of Tissuemat E；
Described modification infusorial earth uses following methods to prepare:
(1), kieselguhr is pulverized, cross 120 mesh sieves, using drying oven at 230 DEG C isothermal holding 60min；
(2), oxalic acid solution immersion treatment 13h being 2.5% by the kieselguhr use quality fraction that step (1) is handled well, will soak
Dried 3h at 290 DEG C of kieselguhr afterwards, is then lowered the temperature with the speed of 2 DEG C/min, is cooled to when 190 DEG C and continues to protect
Warm 2.2h, then continues to be cooled to room temperature with 3 DEG C/min in dry environment, carries out micronizing, obtains modification infusorial earth.
The electric capacity impregnation liquid performance that the present embodiment is made is as follows:
Dielectric strength 50.6kv/2.5mm, specific insulation is 5.98 × 1012Measure at .m(100 DEG C of ω), capacitor life-span
19.7% can be extended than conventional impregnation liquid.
Embodiment 3
A kind of capacitor impregnation liquid, is made up of following raw material by weight: 74 parts of Oleum Camelliae, 24 parts of modified soybean oil, microwax
1.28 parts, 1.15 parts of modification infusorial earth, 0.28 part of modified landplaster, 0.8 part of politef, 1.35 parts of Tissuemat E；
Described modification infusorial earth uses following methods to prepare:
(1), kieselguhr is pulverized, cross 120 mesh sieves, using drying oven at 242 DEG C isothermal holding 50min；
(2), oxalic acid solution immersion treatment 13h being 2.5% by the kieselguhr use quality fraction that step (1) is handled well, will soak
Dried 2.6h at 292 DEG C of kieselguhr afterwards, is then lowered the temperature with the speed of 2 DEG C/min, is cooled to and continues when 190 DEG C
Insulation 2.3h, then continues to be cooled to room temperature with 3 DEG C/min in dry environment, carries out micronizing, obtain modification infusorial earth.
Claims (4)
1. a kind of capacitor impregnation liquid is it is characterised in that be made up of following raw material by weight: Oleum Camelliae 68-75 part, modification are big
Oleum Glycines 22-25 part, microwax 1.25-1.32 part, modification infusorial earth 1-1.2 part, modified landplaster 0.25-0.4 part, polytetrafluoroethyl-ne
Alkene 0.78-0.9 part, Tissuemat E 1.1-1.4 part；
Described modification infusorial earth uses following methods to prepare:
(1), kieselguhr is pulverized, cross 120 mesh sieves, using drying oven at 225-245 DEG C isothermal holding 45-65min；
(2), oxalic acid solution immersion treatment 12-15h being 2.5% by the kieselguhr use quality fraction that step (1) is handled well, will
Kieselguhr after immersion dried 2-3h at 285-300 DEG C, is then lowered the temperature with the speed of 2 DEG C/min, is cooled to 190
DEG C when continue insulation 2-2.5h, then continue to be cooled to room temperature with 3 DEG C/min in dry environment, carry out micronizing, obtain
Modification infusorial earth.
2. a kind of capacitor impregnation liquid according to claim 1 is it is characterised in that described modified landplaster is using with lower section
Prepared by method:
(1), Gypsum Fibrosum is pulverized, cross 100 mesh sieves, broken Gypsum Fibrosum is used n-butyl alcohol immersion treatment 2- of Gypsum Fibrosum weight 3-5 times
3h, using ultrasonic Treatment in immersion process, isolates Gypsum Fibrosum；
(2), step (1) is processed the Gypsum Fibrosum obtaining to dry, add benzene sulfonyl chloride, the 0.2-0.25% of Gypsum Fibrosum weight 0.5-0.8%
Phthalate ester coupling agent, the poly-ferric chloride of 0.1-0.12%, under anaerobic using batch mixer mix and blend, then will mix
Mixture after conjunction uses ultrasonic Treatment 12-15min, then carries out drying, micronizing, obtains modified gypsum.
3. a kind of capacitor impregnation liquid according to claim 1 and 2 it is characterised in that: described modified soybean oil using with
Lower section method preparation:
(1), soybean oil is heated to 250-255 DEG C, at this temperature isothermal holding 30-35min, then takes Semen sojae atricolor weight of oil 1-
Process 20-25s in oil put into by 1.2% Bufo siccuss grass, pulls residue out；
(2), add the Cupressaceae root of Semen sojae atricolor weight of oil 3.5-4% in the soybean oil handled well to step (1), and continue to be incubated 2-
3min, pulls Cupressaceae root out, removes residue；
(3), the soybean oil obtaining to step (2) continues insulation 5-10min, is then cooled to 100-108 DEG C, adds soybean oil weight
The Tonnae Sinensiss natural gum of amount 0.3%, then, is naturally cooling to room temperature, soybean oil is ground, cross 200 mesh sieves；
(4), add in the soybean oil obtaining in step (3) Semen sojae atricolor weight of oil 0.25% silane coupler wd-65,0.3%
Chlorinated paraffin, and use ultrasonic Treatment 20-25min, obtain modified soybean oil.
4. a kind of preparation method of the capacitor impregnation liquid described in claim 3 is it is characterised in that comprise the following steps:
(1), politef, Tissuemat E are carried out respectively micronizing；
(2), Oleum Camelliae, modified soybean oil are mixed in proportion, add microwax, be heated to 102-105 DEG C and stirred
Mix so as to be uniformly dispersed；
(3), politef, Tissuemat E and modification infusorial earth, modified landplaster that step (1) is handled well are proportionally added into
In the mixture that step (2) obtains, it is heated to 120-125 DEG C in a kettle., with 1000-1100r/min stir process 12-
15min, obtains capacitor impregnation liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610946429.9A CN106356206B (en) | 2016-10-26 | 2016-10-26 | A kind of capacitor impregnation liquid and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610946429.9A CN106356206B (en) | 2016-10-26 | 2016-10-26 | A kind of capacitor impregnation liquid and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN106356206A true CN106356206A (en) | 2017-01-25 |
| CN106356206B CN106356206B (en) | 2018-06-01 |
Family
ID=57865051
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107705984A (en) * | 2017-11-18 | 2018-02-16 | 陈馨雅 | A kind of capacitor impregnation liquid containing tea-seed oil |
| CN108899203A (en) * | 2018-07-12 | 2018-11-27 | 合肥连森裕腾新材料科技开发有限公司 | A kind of high efficient microelectronic device maceration extract |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62179710A (en) * | 1986-02-03 | 1987-08-06 | 日本石油化学株式会社 | Oil impregnated capacitor with excellent low temperature characteristics |
| CN1139697A (en) * | 1995-05-19 | 1997-01-08 | 埃勒夫阿托化学有限公司 | Crosslinkable Dielectric Composition |
| CN201387811Y (en) * | 2009-04-15 | 2010-01-20 | 宁波碧彩实业有限公司 | Anti-explosion and flame-proof high-voltage capacitor |
-
2016
- 2016-10-26 CN CN201610946429.9A patent/CN106356206B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62179710A (en) * | 1986-02-03 | 1987-08-06 | 日本石油化学株式会社 | Oil impregnated capacitor with excellent low temperature characteristics |
| CN1139697A (en) * | 1995-05-19 | 1997-01-08 | 埃勒夫阿托化学有限公司 | Crosslinkable Dielectric Composition |
| CN201387811Y (en) * | 2009-04-15 | 2010-01-20 | 宁波碧彩实业有限公司 | Anti-explosion and flame-proof high-voltage capacitor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107705984A (en) * | 2017-11-18 | 2018-02-16 | 陈馨雅 | A kind of capacitor impregnation liquid containing tea-seed oil |
| CN108899203A (en) * | 2018-07-12 | 2018-11-27 | 合肥连森裕腾新材料科技开发有限公司 | A kind of high efficient microelectronic device maceration extract |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106356206B (en) | 2018-06-01 |
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Denomination of invention: A capacitor impregnating solution and its preparation method Effective date of registration: 20230221 Granted publication date: 20180601 Pledgee: Ningguo SME financing Company limited by guarantee Pledgor: ANHUI FEIDA ELECTRICAL TECHNOLOGY Co.,Ltd. Registration number: Y2023980033056 |