CN104086868B - A kind of corrosion resistant electric capacitor film filler special and preparation method thereof - Google Patents
A kind of corrosion resistant electric capacitor film filler special and preparation method thereof Download PDFInfo
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- CN104086868B CN104086868B CN201410308327.5A CN201410308327A CN104086868B CN 104086868 B CN104086868 B CN 104086868B CN 201410308327 A CN201410308327 A CN 201410308327A CN 104086868 B CN104086868 B CN 104086868B
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- C08K5/00—Use of organic ingredients
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- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
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- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
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- C08L23/12—Polypropene
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- C08L2203/20—Applications use in electrical or conductive gadgets
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Abstract
A kind of corrosion resistant electric capacitor film filler special, is made up of the raw material of following weight portion: the misery 12 fat 0.5-0.7 of O-phthalic, the misery 11 fat 0.5-0.7 of O-phthalic, expanded graphite powder 3-5, crystalline graphite powder 3-5, dodecenylsuccinic acid ester 0.4-0.6, methenamine 0.7-0.9, lithium base grease 1-2,124 Triazole 1.5-2, diisobutyl phthalate 0.4-0.6, loess 60-65,4-6% hydrochloric acid is appropriate, water appropriate, auxiliary agent 15-20; Filler of the present invention has added expanded graphite powder, crystalline graphite powder, has increased temperature tolerance, self lubricity, heat conductivity, thermal shock resistance, the corrosion resistance of film, has added methenamine, 124 Triazole simultaneously, has increased the antibacterial Corrosion Protection of film; This filler can extend the service life of capacitor; By using loess, reduce cost; The application of the invention auxiliary agent, can improve dispersiveness, the reinforcing property of filler, can improve thin film strength and tough.
Description
Technical field
The invention belongs to capacitor film field, particularly a kind of corrosion resistant electric capacitor film filler special and preparation method thereof.
Background technology
Thin film capacitor, owing to having a lot of good characteristics, is therefore the outstanding capacitor of a kind of performance. Its property such as main is as follows: nonpolarity, insulation impedance is very high, frequency characteristic excellence (frequency response broadness), and also dielectric loss is very little. Based on above advantage, so thin film capacitor is used on analog circuit in a large number. Especially in the part of signal commissure, necessary frequency of utilization characteristic is good, and the capacitor that dielectric loss is extremely low can guarantee that signal is in the time transmitting, and does not have too large distortion situation and occurs.
In the middle of all plastic sheeting electric capacity, the characteristic of polypropylene (PP) electric capacity and polystyrene (PS) electric capacity is the most remarkable, thus in recent years PP electric capacity and PS electric capacity to be used in frequency and the quantity of sound appliances also more and more high. Simple polypropylene (PP) is although that film has is heat-resisting, corrosion-resistant, the outstanding advantages of goods used vapour sterilization, and also density is little, is the lightest general-purpose plastics; But it exists low-temperature impact resistance poor, easily aging shortcoming. Polystyrene (PS) film has high transparency, and electrical insulation capability is good, easy coloring, and processing fluidity is good, and good rigidly and chemical resistance are good, but more crisp, and impact strength is low, is prone to stress cracking, poor heat resistance and not resistance to boiling water; Therefore need film to carry out modification. And along with the range of application of capacitor increases gradually, the performance of film also needs to improve, such as heat-resisting, low temperature resistant, acid and alkali-resistance, corrosion-resistant, intensity, ageing-resistant, UV resistant, fire-retardant, wear-resisting, toughness, the performance need such as shock-resistant improve, can be by adding the filler modified performance of improving.
Summary of the invention
The object of the present invention is to provide a kind of corrosion resistant electric capacitor film filler special and preparation method thereof, this filler has increased temperature tolerance, self lubricity, heat conductivity, thermal shock resistance, the corrosion resistance of film, increase the antibacterial Corrosion Protection of film simultaneously, can extend the service life of capacitor.
Technical scheme of the present invention is as follows:
A kind of corrosion resistant electric capacitor film filler special, is characterized in that being made up of the raw material of following weight portion: the misery 12 fat 0.5-0.7 of O-phthalic, the misery 11 fat 0.5-0.7 of O-phthalic, expanded graphite powder 3-5, crystalline graphite powder 3-5, dodecenylsuccinic acid ester 0.4-0.6, methenamine 0.7-0.9, lithium base grease 1-2,124 Triazole 1.5-2, diisobutyl phthalate 0.4-0.6, loess 60-65,4-6% hydrochloric acid is appropriate, water appropriate, auxiliary agent 15-20;
Described auxiliary agent is made up of the raw material of following weight parts: kaolin 5-7,2-2.5% sodium hydroxide solution 20-25, glycerin monostearate 0.2-0.3, methacrylate 1-2, ethyl acrylate 0.4-0.7, activated calcium carbonate 10-15, ten trifluoro octyl group trimethoxy silane 0.6-0.8, nano-graphite 1-1.3, Tea Saponin 0.1-0.2, fruit of Cherokee rose essential oil 0.1-0.2, potassium peroxydisulfate 0.1-0.2, water are appropriate; Preparation method is: kaolin mixes with 2-2.5% sodium hydroxide solution, be heated to 70-80 DEG C, stirring reaction 20-30 minute, filter, obtain filter residue, being washed to pH is 7-9, ovendry power is broken into the particle of 2-50 μ m, then spray into while stirring ten trifluoro octyl group trimethoxy silanes, grind 20-25 minute, obtain modified kaolin; Again Tea Saponin is added in suitable quantity of water, add again activated calcium carbonate, after stirring, add glycerin monostearate, methacrylate, ethyl acrylate, after stirring, be warming up to 70-80 DEG C, add potassium peroxydisulfate, stirring reaction 20-30 minute, then add nano-graphite, continue stirring reaction 30-40 minute, dry, mix with modified kaolin and other residual components, dispersion grinding becomes the particle of 2-50 μ m, to obtain final product.
The preparation method of described corrosion resistant electric capacitor film filler special, is characterized in that comprising the following steps:
(1) loess is sent in calcining furnace, at 700-800 DEG C, calcined 2-3 hour, take out and pulverize, cross 100 mesh sieves, then add 2-3 4-6% hydrochloric acid doubly, be heated to 50-70 DEG C, stir 10-20 minute, filter, obtain filter residue, pickling once, then is washed to neutrality more as stated above, filters, and obtains particle;
(2) misery O-phthalic 12 fat, misery 11 fat of O-phthalic, expanded graphite powder, crystalline graphite powder, dodecenylsuccinic acid ester, methenamine, lithium base grease, 124 Triazole, diisobutyl phthalate are mixed, grind 20-30 minute, obtain mixed material;
(3) mixing of materials (1) step and (2) step being obtained, adds suitable quantity of water to stir into mud shape, grinds to form the slurry of 2-50 μ m, and spraying is dry, then mixes with other residual components, to obtain final product.
Beneficial effect of the present invention
Filler of the present invention has added expanded graphite powder, crystalline graphite powder, has increased temperature tolerance, self lubricity, heat conductivity, thermal shock resistance, the corrosion resistance of film, has added methenamine, 124 Triazole simultaneously, has increased the antibacterial Corrosion Protection of film; This filler can extend the service life of capacitor; By using loess, reduce cost; The application of the invention auxiliary agent, can improve dispersiveness, the reinforcing property of filler, can improve thin film strength and tough.
Detailed description of the invention
A kind of corrosion resistant electric capacitor film filler special, by following weight portion (kilogram) raw material make: misery 12 fat 0.6 of O-phthalic, misery 11 fat 0.6 of O-phthalic, expanded graphite powder 4, crystalline graphite powder 4, dodecenylsuccinic acid ester 0.5, methenamine 0.8, lithium base grease 1.5,124 Triazole 1.8, diisobutyl phthalate 0.5, loess 63,5% hydrochloric acid is appropriate, water appropriate, auxiliary agent 18;
Described auxiliary agent by following weight parts (kilogram) raw material make: kaolin 6,2.3% sodium hydroxide solution 23, glycerin monostearate 0.2, methacrylate 1.5, ethyl acrylate 0.6, activated calcium carbonate 13, ten trifluoro octyl group trimethoxy silanes 0.7, nano-graphite 1.2, Tea Saponin 0.1, fruit of Cherokee rose essential oil 0.1, potassium peroxydisulfate 0.1, water are appropriate; Preparation method is: kaolin mixes with 2.3% sodium hydroxide solution, be heated to 75 DEG C, stirring reaction 25 minutes, filter, obtain filter residue, being washed to pH is 8, ovendry power is broken into the particle of 2-50 μ m, then spray into while stirring ten trifluoro octyl group trimethoxy silanes, grind 23 minutes, obtain modified kaolin; Again Tea Saponin is added in suitable quantity of water, add again activated calcium carbonate, after stirring, add glycerin monostearate, methacrylate, ethyl acrylate, after stirring, be warming up to 75 DEG C, add potassium peroxydisulfate, stirring reaction 25 minutes, then add nano-graphite, continue stirring reaction 35 minutes, dry, mix with modified kaolin and other residual components, dispersion grinding becomes the particle of 2-50 μ m, to obtain final product.
The preparation method of described corrosion resistant electric capacitor film filler special, comprises the following steps:
(1) loess is sent in calcining furnace, at 750 DEG C, calcined 2.5 hours, take out and pulverize, cross 100 mesh sieves, then add 5% hydrochloric acid of 2.5 times, be heated to 60 DEG C, stir 15 minutes, filter, obtain filter residue, pickling once, then is washed to neutrality more as stated above, filters, and obtains particle;
(2) misery O-phthalic 12 fat, misery 11 fat of O-phthalic, expanded graphite powder, crystalline graphite powder, dodecenylsuccinic acid ester, methenamine, lithium base grease, 124 Triazole, diisobutyl phthalate are mixed, grind 25 minutes, obtain mixed material;
(3) mixing of materials (1) step and (2) step being obtained, adds suitable quantity of water to stir into mud shape, grinds to form the slurry of 2-50 μ m, and spraying is dry, then mixes with other residual components, to obtain final product.
Experimental data: the filler of the present embodiment is added in polypropylene capacitor film, and addition is 10-15%, film thickness is 2-50 μ m, film breakdown magnitude of voltage >=0.60kV/ μ m(100 DEG C).
Claims (1)
1. a corrosion resistant electric capacitor film filler special, is characterized in that being made up of the raw material of following weight portion: the misery ten diester 0.5-0.7 of O-phthalic, the misery 11 ester 0.5-0.7 of O-phthalic, expanded graphite powder 3-5, crystalline graphite powder 3-5, dodecenylsuccinic acid ester 0.4-0.6, methenamine 0.7-0.9, lithium base grease 1-2,124 Triazole 1.5-2, diisobutyl phthalate 0.4-0.6, loess 60-65,4-6% hydrochloric acid is appropriate, water appropriate, auxiliary agent 15-20;
Described auxiliary agent is made up of the raw material of following weight parts: kaolin 5-7,2-2.5% sodium hydroxide solution 20-25, glycerin monostearate 0.2-0.3, methacrylate 1-2, ethyl acrylate 0.4-0.7, activated calcium carbonate 10-15, ten trifluoro octyl group trimethoxy silane 0.6-0.8, nano-graphite 1-1.3, Tea Saponin 0.1-0.2, fruit of Cherokee rose essential oil 0.1-0.2, potassium peroxydisulfate 0.1-0.2, water are appropriate; Preparation method is: kaolin mixes with 2-2.5% sodium hydroxide solution, be heated to 70-80 DEG C, stirring reaction 20-30 minute, filter, obtain filter residue, being washed to pH is 7-9, ovendry power is broken into the particle of 2-50 μ m, then spray into while stirring ten trifluoro octyl group trimethoxy silanes, grind 20-25 minute, obtain modified kaolin; Again Tea Saponin is added in suitable quantity of water, add again activated calcium carbonate, after stirring, add glycerin monostearate, methacrylate, ethyl acrylate, after stirring, be warming up to 70-80 DEG C, add potassium peroxydisulfate, stirring reaction 20-30 minute, then add nano-graphite, continue stirring reaction 30-40 minute, dry, mix with modified kaolin and other residual components, dispersion grinding becomes the particle of 2-50 μ m, to obtain final product;
The preparation method of described corrosion resistant electric capacitor film filler special comprises the following steps:
(1) loess is sent in calcining furnace, at 700-800 DEG C, calcined 2-3 hour, take out and pulverize, cross 100 mesh sieves, then add 2-3 4-6% hydrochloric acid doubly, be heated to 50-70 DEG C, stir 10-20 minute, filter, obtain filter residue, pickling once, then is washed to neutrality more as stated above, filters, and obtains particle;
(2) misery O-phthalic ten diester, misery 11 esters of O-phthalic, expanded graphite powder, crystalline graphite powder, dodecenylsuccinic acid ester, methenamine, lithium base grease, 124 Triazole, diisobutyl phthalate are mixed, grind 20-30 minute, obtain mixed material;
(3) mixing of materials (1) step and (2) step being obtained, adds suitable quantity of water to stir into mud shape, grinds to form the slurry of 2-50 μ m, and spraying is dry, then mixes with other residual components, to obtain final product.
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| CN201410308327.5A CN104086868B (en) | 2014-07-01 | 2014-07-01 | A kind of corrosion resistant electric capacitor film filler special and preparation method thereof |
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| CN201410308327.5A CN104086868B (en) | 2014-07-01 | 2014-07-01 | A kind of corrosion resistant electric capacitor film filler special and preparation method thereof |
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| CN104086868B true CN104086868B (en) | 2016-05-04 |
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| CN104862679A (en) * | 2015-04-08 | 2015-08-26 | 安徽豪鼎金属制品有限公司 | Lithium-based anti-bacteria metal surface treatment agent |
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| US7604754B2 (en) * | 2006-11-17 | 2009-10-20 | E. I. Du Pont De Nemours And Company | Resistor compositions for electronic circuitry applications |
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| CN101797800A (en) * | 2009-12-30 | 2010-08-11 | 四川华通特种工程塑料研究中心有限公司 | Technology for preparing polyphenyl sulfide composite film |
| JP2011192949A (en) * | 2010-03-12 | 2011-09-29 | Nihon Sentan Kagaku Kk | Laminated type conductive polymer capacitor |
| CN103035405A (en) * | 2012-12-11 | 2013-04-10 | 安徽省宁国市麦特电器有限公司 | Stuffing for capacitor and preparation method thereof |
| CN103333400A (en) * | 2013-05-29 | 2013-10-02 | 安徽荣玖光纤通信科技有限公司 | PTC polymer conductive material adopting linear low-density polyethylene as main material and preparation method thereof |
| CN103509226A (en) * | 2013-09-24 | 2014-01-15 | 安徽省三乐门窗幕墙工程有限公司 | Wood-plastic composite material and preparation method thereof |
-
2014
- 2014-07-01 CN CN201410308327.5A patent/CN104086868B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7604754B2 (en) * | 2006-11-17 | 2009-10-20 | E. I. Du Pont De Nemours And Company | Resistor compositions for electronic circuitry applications |
| CN101657497A (en) * | 2007-03-23 | 2010-02-24 | 住友化学株式会社 | Porous film |
| CN101797800A (en) * | 2009-12-30 | 2010-08-11 | 四川华通特种工程塑料研究中心有限公司 | Technology for preparing polyphenyl sulfide composite film |
| JP2011192949A (en) * | 2010-03-12 | 2011-09-29 | Nihon Sentan Kagaku Kk | Laminated type conductive polymer capacitor |
| CN103035405A (en) * | 2012-12-11 | 2013-04-10 | 安徽省宁国市麦特电器有限公司 | Stuffing for capacitor and preparation method thereof |
| CN103333400A (en) * | 2013-05-29 | 2013-10-02 | 安徽荣玖光纤通信科技有限公司 | PTC polymer conductive material adopting linear low-density polyethylene as main material and preparation method thereof |
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