CN102969148B - A kind of capacitor impregnant containing smectite powder and preparation method thereof - Google Patents
A kind of capacitor impregnant containing smectite powder and preparation method thereof Download PDFInfo
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- CN102969148B CN102969148B CN201210426967.7A CN201210426967A CN102969148B CN 102969148 B CN102969148 B CN 102969148B CN 201210426967 A CN201210426967 A CN 201210426967A CN 102969148 B CN102969148 B CN 102969148B
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Abstract
The invention discloses a kind of capacitor impregnant containing smectite powder and preparation method thereof, the weight portion of its constitutive material is: mineral oil 100-105, smectite powder 1-3, modification tree ash 2-5, celestine 0.7-0.9, sldium lauryl sulfate 0.6-0.8; The present invention adopts mineral oil as major ingredient, cheap, with the addition of smectite powder, modification tree ash, celestine and sldium lauryl sulfate material simultaneously, by the modification to montmorillonite powder and tree ash, add the adsorptivity to the moisture in impregnating agent, and there is good mobility and thermal endurance, corrosion-free, free from admixture, the present invention can effectively improve capacitor electrode performance, increases capacitor life-span.
Description
Technical field
The present invention relates to a kind of capacitor impregnant, be specifically related to a kind of capacitor impregnant containing smectite powder and preparation method thereof.
Background technology
At present, the impregnating agent that capacitor uses is generally castor oil, salad wet goods vegetable oil or methyl-silicone oil, polymethylphenyl siloxane fluid, PO wet goods mineral oil, using oils to make the maximum shortcoming of the impregnating agent of capacitor is always comprise some moisture in oils, and these moisture progressively can invade capacitor body in capacitor use procedure, capacitor film metal polar plate is caused to come off, thus capacity is comparatively fast decayed and lost efficacy, reduce the life performance of capacitor, if to these oils in advance through processed, need more complicated equipment, spend larger, and cannot prevent these oils secondaries from making moist.
Summary of the invention
The object of the present invention is to provide a kind of capacitor impregnant containing smectite powder and preparation method thereof, the present invention adopts mineral oil as major ingredient, cheap, with the addition of smectite powder, modification tree ash, celestine and sldium lauryl sulfate material simultaneously, by the modification to montmorillonite powder and tree ash, add the adsorptivity to the moisture in impregnating agent, and there is good mobility and thermal endurance, corrosion-free, free from admixture, the present invention can effectively improve capacitor electrode performance, increases capacitor life-span.
The present invention adopts following technical scheme to achieve these goals:
Capacitor impregnant containing smectite powder, the weight portion of its constitutive material is: mineral oil 100-105, smectite powder 1-3, modification tree ash 2-5, celestine 0.7-0.9, oxide powder and zinc 1-2, nanoclay 0.7-0.9, sldium lauryl sulfate 0.6-0.8.
The described capacitor impregnant containing smectite powder, is characterized in that the weight portion of its constitutive material is: mineral oil 102, smectite powder 2, oxide powder and zinc 1, nanoclay 0.7, modification tree ash 3.5, celestine 0.8, sldium lauryl sulfate 0.7.
The preparation method of the capacitor impregnant containing smectite powder, comprises the following steps:
(1) preparation of smectite powder:
A, first by montmorillonite roasting 3-4 hour at 450-480 DEG C, then soak 3-4 hour with 10-12% hydrochloric acid solution, then spend deionized water to neutral, dry;
Add the sldium lauryl sulfate, the chlorinated paraffin wax of 1-2%, the polyisobutene of 2-3%, the 3-5% magnesia powder that are equivalent to its weight 2-3%, high speed 3200-3500 rev/min of stirring in b, montmorillonite after the treatment, ovendry power is broken into superfines;
(2) preparation of modification tree ash:
A, tree ash 10-15% hydrogen peroxide dipping 3-4 hour, deionized water washs, then soaks 3-4 hour with 10-12% sodium hydroxide solution, then spends deionized water to neutral, dries;
The triphen ethyl phenol APEO, the Silane coupling agent KH550 1 of 1-2%, the polyisobutene of 2-3%, the ferrocene of 3-5% that are equivalent to its weight 2-3% is added in b, tree ash after the treatment, high speed 1200-1500 rev/min of stirring, ovendry power is broken into superfines;
(3) by the weight portion of constitutive material, each solid material granularity is not less than 300 orders; Then mix, be heated to 110-120 DEG C, 1200-1600 rev/min of dispersed with stirring 20-30 minute; Cooling, filters and obtains impregnating agent.
Beneficial effect of the present invention:
The present invention adopts mineral oil as major ingredient, cheap, with the addition of smectite powder, modification tree ash, celestine and sldium lauryl sulfate material simultaneously, by the modification to montmorillonite powder and tree ash, add the adsorptivity to the moisture in impregnating agent, and there is good mobility and thermal endurance, corrosion-free, free from admixture, the present invention can effectively improve capacitor electrode performance, increases capacitor life-span.
Embodiment
embodiment: the capacitor impregnant containing smectite powder, the weight portion of its constitutive material is: mineral oil 102, smectite powder 2, oxide powder and zinc 1, nanoclay 0.7, modification tree ash 3.5, celestine 0.8, sldium lauryl sulfate 0.7.
The preparation method of the capacitor impregnant containing smectite powder, comprises the following steps:
(1) preparation of smectite powder:
A, first by montmorillonite roasting 3-4 hour at 450-480 DEG C, then soak 3-4 hour with 10-12% hydrochloric acid solution, then spend deionized water to neutral, dry;
Add the sldium lauryl sulfate, the chlorinated paraffin wax of 1-2%, the polyisobutene of 2-3%, the 3-5% magnesia powder that are equivalent to its weight 2-3%, high speed 3200-3500 rev/min of stirring in b, montmorillonite after the treatment, ovendry power is broken into superfines;
(2) preparation of modification tree ash:
A, tree ash 10-15% hydrogen peroxide dipping 3-4 hour, deionized water washs, then soaks 3-4 hour with 10-12% sodium hydroxide solution, then spends deionized water to neutral, dries;
The triphen ethyl phenol APEO, the Silane coupling agent KH550 1 of 1-2%, the polyisobutene of 2-3%, the ferrocene of 3-5% that are equivalent to its weight 2-3% is added in b, tree ash after the treatment, high speed 1200-1500 rev/min of stirring, ovendry power is broken into superfines;
(3) by the weight portion of constitutive material, each solid material granularity is not less than 300 orders; Then mix, be heated to 110-120 DEG C, 1200-1600 rev/min of dispersed with stirring 20-30 minute; Cooling, filters and obtains impregnating agent.
Detect as follows to the performance data of the impregnating agent that above-described embodiment obtains:
Dielectric strength (KV/2.5mm): 52; Specific insulation (100 DEG C, Ω m): 5.2 × 10
12; Relative dielectric constant (25 DEG C, 50Hz): 2.27; The capacitor life-span performance of the impregnating agent using above-described embodiment to obtain approximately can improve 11.8%, and effect is comparatively obvious.
Claims (2)
1. the capacitor impregnant containing smectite powder, is characterized in that the weight portion of its constitutive material is: mineral oil 100-105, smectite powder 1-3, modification tree ash 2-5, celestine 0.7-0.9, oxide powder and zinc 1-2, nanoclay 0.7-0.9, sldium lauryl sulfate 0.6-0.8;
The preparation method of the described capacitor impregnant containing smectite powder comprises the following steps:
(1) preparation of smectite powder:
A, first by montmorillonite roasting 3-4 hour at 450-480 DEG C, then soak 3-4 hour with 10-12% hydrochloric acid solution, then spend deionized water to neutral, dry;
Add the sldium lauryl sulfate, the chlorinated paraffin wax of 1-2%, the polyisobutene of 2-3%, the 3-5% magnesia powder that are equivalent to its weight 2-3%, high speed 3200-3500 rev/min of stirring in b, montmorillonite after the treatment, ovendry power is broken into superfines;
(2) preparation of modification tree ash:
A, tree ash 10-15% hydrogen peroxide dipping 3-4 hour, deionized water washs, then soaks 3-4 hour with 10-12% sodium hydroxide solution, then spends deionized water to neutral, dries;
The triphen ethyl phenol APEO, the Silane coupling agent KH550 1 of 1-2%, the polyisobutene of 2-3%, the ferrocene of 3-5% that are equivalent to its weight 2-3% is added in b, tree ash after the treatment, high speed 1200-1500 rev/min of stirring, ovendry power is broken into superfines;
(3) choose each solid material by the weight portion of constitutive material, wherein the granularity of each solids is not less than 300 orders; Then mix, be heated to 110-120 DEG C, 1200-1600 rev/min of dispersed with stirring 20-30 minute; Cooling, filters and obtains impregnating agent.
2. the capacitor impregnant containing smectite powder according to claim 1, is characterized in that the weight portion of its constitutive material is: mineral oil 102, smectite powder 2, oxide powder and zinc 1, nanoclay 0.7, modification tree ash 3.5, celestine 0.8, sldium lauryl sulfate 0.7.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210426967.7A CN102969148B (en) | 2012-10-31 | 2012-10-31 | A kind of capacitor impregnant containing smectite powder and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210426967.7A CN102969148B (en) | 2012-10-31 | 2012-10-31 | A kind of capacitor impregnant containing smectite powder and preparation method thereof |
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| CN102969148A CN102969148A (en) | 2013-03-13 |
| CN102969148B true CN102969148B (en) | 2016-04-13 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3724043A (en) * | 1971-05-13 | 1973-04-03 | Gen Electric | The method of making a capacitor with a preimpregnated dielectric |
| CN1072869A (en) * | 1991-12-02 | 1993-06-09 | 浙江省临安县工业科学研究所 | Make the modified argil that the insulating oil purifying adsorbent is used |
| CN102290234A (en) * | 2011-06-03 | 2011-12-21 | 安徽赛福电子有限公司 | Alternating current wet-type capacitor saturant |
-
2012
- 2012-10-31 CN CN201210426967.7A patent/CN102969148B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3724043A (en) * | 1971-05-13 | 1973-04-03 | Gen Electric | The method of making a capacitor with a preimpregnated dielectric |
| CN1072869A (en) * | 1991-12-02 | 1993-06-09 | 浙江省临安县工业科学研究所 | Make the modified argil that the insulating oil purifying adsorbent is used |
| CN102290234A (en) * | 2011-06-03 | 2011-12-21 | 安徽赛福电子有限公司 | Alternating current wet-type capacitor saturant |
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| CN102969148A (en) | 2013-03-13 |
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Inventor after: Wei Jingkui Inventor before: Song Yuchun |
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Effective date of registration: 20170630 Address after: 300000 Tianjin city Nankai District Alex Hua Tian Road No. 8 North - 302 Haitai Information Plaza F Patentee after: Wei Jingkui Address before: 233000 No. 404 South Daqing Road, Anhui, Bengbu Patentee before: Anhui Topusen Battery Co., Ltd. |
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Effective date of registration: 20180319 Address after: Haimen Changle Town Jiangsu city of Nantong Province on the 226100 Road No. 207 Patentee after: Haimen embroidery Industrial Design Co., Ltd. Address before: 300000 Tianjin city Nankai District Alex Hua Tian Road No. 8 North - 302 Haitai Information Plaza F Patentee before: Wei Jingkui |
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