CN104086873B - A kind of heat-resisting ageing-resisting capacitor film filler special and preparation method thereof - Google Patents
A kind of heat-resisting ageing-resisting capacitor film filler special and preparation method thereof Download PDFInfo
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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- 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
- C08K3/346—Clay
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/101—Esters; Ether-esters of monocarboxylic acids
- C08K5/103—Esters; Ether-esters of monocarboxylic acids with polyalcohols
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- C—CHEMISTRY; METALLURGY
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/45—Heterocyclic compounds having sulfur in the ring
- C08K5/46—Heterocyclic compounds having sulfur in the ring with oxygen or nitrogen in the ring
- C08K5/47—Thiazoles
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- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- 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
- C08K2003/265—Calcium, strontium or barium carbonate
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- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C08L2203/16—Applications used for films
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- C08L2203/20—Applications use in electrical or conductive gadgets
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Abstract
A kind of heat-resisting ageing-resisting capacitor film filler special, is made up of the raw material of following weight part: Diethylene Glycol Dibenzoate 0.4-0.6, fluorite 8-12, wilkinite 7-11, aluminum silicate fiber 7-9, calcium carbonate 5-7, diphenyl disulfide a pair of horses going side by side thiazole 2-3, tetramethyl-thiuram disulfide 3-5, clay 50-55,4-6% hydrochloric acid is appropriate, water appropriate, auxiliary agent 15-20; Filler of the present invention with the addition of diphenyl disulfide a pair of horses going side by side thiazole, aluminum silicate fiber, tetramethyl-thiuram disulfide, and resistance toheat is good, and ageing-resistant performance is good, also add tear-resistant intensity, the toughness of polypropylene film; By using clay, reduce cost; The application of the invention auxiliary agent, can improve the dispersiveness of filler, reinforcing property, can improve thin film strength and tough.
Description
Technical field
The invention belongs to capacitor film field, particularly a kind of heat-resisting ageing-resisting capacitor film filler special and preparation method thereof.
Background technology
Film capacitor, owing to having much excellent characteristic, is therefore a kind of electrical condenser of excellent performance.Its property such as main is as follows: nonpolarity, insulation impedance is very high, frequency response characteristic excellence (frequency response is broad), and dielectric loss is very little.Based on above advantage, so film capacitor is widely used on mimic channel.Especially in the part of signal commissure, necessary frequency of utilization characteristic is good, the electrical condenser that dielectric loss is extremely low, can guaranteeing that signal is when transmitting, not having too large distortion situation and occurring.
In the middle of all plastics film 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 be used in the frequency of sound appliances and quantity also more and more high.Simple polypropylene (PP) although film has heat-resisting, corrosion-resistant, the outstanding advantages of goods used vapour sterilization, and density is little, is the lightest general-purpose plastics; But there is low-temperature impact resistance difference in it, more aging shortcoming.Polystyrene (PS) film has high transparency, and electrical insulation capability is good, easy coloring, and processing fluidity is good, good rigidly and chemical resistance good, but more crisp, shock strength is low, easily occurs stress cracking, poor heat resistance and not resistance to boiling water; Therefore need to carry out modification to film.And increase gradually along with the range of application of electrical condenser, 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 by add filler modified come improving SNR.
Summary of the invention
The object of the present invention is to provide a kind of heat-resisting ageing-resisting capacitor film filler special and preparation method thereof, this filler resistance toheat is good, and ageing-resistant performance is good, also add tear-resistant intensity, the toughness of polypropylene film, reduces cost.
Technical scheme of the present invention is as follows:
A kind of heat-resisting ageing-resisting capacitor film filler special, is characterized in that being made up of the raw material of following weight part: Diethylene Glycol Dibenzoate 0.4-0.6, fluorite 8-12, wilkinite 7-11, aluminum silicate fiber 7-9, calcium carbonate 5-7, diphenyl disulfide a pair of horses going side by side thiazole 2-3, tetramethyl-thiuram disulfide 3-5, clay 50-55,4-6% hydrochloric acid is appropriate, water appropriate, auxiliary agent 15-20;
Described auxiliary agent is made up of the raw material of following weight parts: montmorillonite 2-3,2-3% sodium hydroxide solution 12-16, polyisobutene 0.5-0.8, aluminium triphosphate 0.7-0.9, bisphenol A epoxy acrylate 1-2, Xylitol 0.4-0.7, pure aluminium silicate 3-5, fatty alcohol-polyoxyethylene ether 0.1-0.2, calcium sulfate crystal whiskers 7-9, black silicon carbide 2-4, Yatall MA 0.4-0.6, Oleum Bupleuri 0.5-0.8, ammonium persulphate 0.1-0.2, water are appropriate; Preparation method is: montmorillonite mixes with 2-3% sodium hydroxide solution, is heated to 70-80 DEG C, stirring reaction 20-30 minute, and filter, obtain filter residue, being washed to pH is 7-8, and ovendry power is broken into the particle of 2-50 μm; Again fatty alcohol-polyoxyethylene ether, Xylitol are added in suitable quantity of water, add described montmorillonite particle, pure aluminium silicate again, add polyisobutene, bisphenol A epoxy acrylate, Yatall MA, Oleum Bupleuri after stirring, after stirring, be warming up to 80-90 DEG C, add ammonium persulphate, stirring reaction 20-30 minute, then add calcium sulfate crystal whiskers, black silicon carbide, continue stirring reaction 30-40 minute, dry, mix with other remaining components, dispersion grinding becomes the particle of 2-50 μm, to obtain final product.
The preparation method of described heat-resisting ageing-resisting capacitor film filler special, is characterized in that comprising the following steps:
(1) fluorite, wilkinite, clay are sent in calcining furnace, at 700-800 DEG C, calcine 2-3 hour, take out and pulverize, cross 100 mesh sieves, add 2-3 4-6% hydrochloric acid doubly again, be heated to 50-70 DEG C, stir 10-20 minute, filter, filter residue, pickling once, then is washed to neutrality more as stated above, filter, obtain particle;
(2) pulverized by calcium carbonate, cross 100 mesh sieves, mix with Diethylene Glycol Dibenzoate, diphenyl disulfide a pair of horses going side by side thiazole, tetramethyl-thiuram disulfide, grinding 20-30 minute, obtains mixture;
(3) material that (1) step and (2) step obtain is mixed with aluminum silicate fiber, add suitable quantity of water and stir into pureed, grind to form the slurry of 2-50 μm, spraying dry, then mix with other remaining components, to obtain final product.
Beneficial effect of the present invention
Filler of the present invention with the addition of diphenyl disulfide a pair of horses going side by side thiazole, aluminum silicate fiber, tetramethyl-thiuram disulfide, and resistance toheat is good, and ageing-resistant performance is good, also add tear-resistant intensity, the toughness of polypropylene film; By using clay, reduce cost; The application of the invention auxiliary agent, can improve the dispersiveness of filler, reinforcing property, can improve thin film strength and tough.
Embodiment
A kind of heat-resisting ageing-resisting capacitor film filler special, is made up of the raw material of following weight part (kilogram): Diethylene Glycol Dibenzoate 0.5, fluorite 10, wilkinite 9, aluminum silicate fiber 8, calcium carbonate 6, diphenyl disulfide a pair of horses going side by side thiazole 2.5, tetramethyl-thiuram disulfide 4, clay 53,5% hydrochloric acid is appropriate, water appropriate, auxiliary agent 17;
Described auxiliary agent is made up of the raw material of following weight parts (kilogram): montmorillonite 2 .5,2.5% sodium hydroxide solution 14, polyisobutene 0.7, aluminium triphosphate 0.8, bisphenol A epoxy acrylate 1.5, Xylitol 0.5, pure aluminium silicate 4, fatty alcohol-polyoxyethylene ether 0.1, calcium sulfate crystal whiskers 8, black silicon carbide 3, Yatall MA 0.5, Oleum Bupleuri 0.7, ammonium persulphate 0.1, water are appropriate; Preparation method is: montmorillonite mixes with 2.5% sodium hydroxide solution, is heated to 75 DEG C, stirring reaction 25 minutes, and filter, obtain filter residue, being washed to pH is 8, and ovendry power is broken into the particle of 2-50 μm; Again fatty alcohol-polyoxyethylene ether, Xylitol are added in suitable quantity of water, add described montmorillonite particle, pure aluminium silicate again, after stirring, add polyisobutene, bisphenol A epoxy acrylate, Yatall MA, Oleum Bupleuri, after stirring, be warming up to 85 DEG C, add ammonium persulphate, stirring reaction 25 minutes, then add calcium sulfate crystal whiskers, black silicon carbide, continue stirring reaction 35 minutes, dry, mix with other remaining components, dispersion grinding becomes the particle of 2-50 μm, to obtain final product.
The preparation method of described heat-resisting ageing-resisting capacitor film filler special, comprises the following steps:
(1) fluorite, wilkinite, clay are sent in calcining furnace, calcine 2.5 hours at 750 DEG C, take out and pulverize, cross 100 mesh sieves, add 5% hydrochloric acid of 2.5 times again, be heated to 60 DEG C, stir 15 minutes, filter, filter residue, pickling once, then is washed to neutrality more as stated above, filter, obtain particle;
(2) calcium carbonate is pulverized, cross 100 mesh sieves, mix with Diethylene Glycol Dibenzoate, diphenyl disulfide a pair of horses going side by side thiazole, tetramethyl-thiuram disulfide, grind 25 minutes, obtain mixture;
(3) material that (1) step and (2) step obtain is mixed with aluminum silicate fiber, add suitable quantity of water and stir into pureed, grind to form the slurry of 2-50 μm, spraying dry, then mix with other remaining components, to obtain final product.
Experimental data: added to by the filler of the present embodiment in polypropylene capacitor film, addition is 10-15%, and film thickness is 2-50 μm, film breakdown magnitude of voltage >=0.60kV/ μm (100 DEG C).
Claims (1)
1. a heat-resisting ageing-resisting capacitor film filler special, is characterized in that being made up of the raw material of following weight part: Diethylene Glycol Dibenzoate 0.4-0.6, fluorite 8-12, wilkinite 7-11, aluminum silicate fiber 7-9, calcium carbonate 5-7, diphenyl disulfide a pair of horses going side by side thiazole 2-3, tetramethyl-thiuram disulfide 3-5, clay 50-55,4-6% hydrochloric acid is appropriate, water appropriate, auxiliary agent 15-20;
Described auxiliary agent is made up of the raw material of following weight parts: montmorillonite 2-3,2-3% sodium hydroxide solution 12-16, polyisobutene 0.5-0.8, aluminium triphosphate 0.7-0.9, bisphenol A epoxy acrylate 1-2, Xylitol 0.4-0.7, pure aluminium silicate 3-5, fatty alcohol-polyoxyethylene ether 0.1-0.2, calcium sulfate crystal whiskers 7-9, black silicon carbide 2-4, Yatall MA 0.4-0.6, Oleum Bupleuri 0.5-0.8, ammonium persulphate 0.1-0.2, water are appropriate; Preparation method is: montmorillonite mixes with 2-3% sodium hydroxide solution, is heated to 70-80 DEG C, stirring reaction 20-30 minute, and filter, obtain filter residue, being washed to pH is 7-8, and ovendry power is broken into the particle of 2-50 μm; Again fatty alcohol-polyoxyethylene ether, Xylitol are added in suitable quantity of water, add described montmorillonite particle, pure aluminium silicate again, add polyisobutene, bisphenol A epoxy acrylate, Yatall MA, Oleum Bupleuri after stirring, after stirring, be warming up to 80-90 DEG C, add ammonium persulphate, stirring reaction 20-30 minute, then add calcium sulfate crystal whiskers, black silicon carbide, continue stirring reaction 30-40 minute, dry, mix with other remaining components, dispersion grinding becomes the particle of 2-50 μm, to obtain final product;
The preparation method of described heat-resisting ageing-resisting capacitor film filler special comprises the following steps:
(1) fluorite, wilkinite, clay are sent in calcining furnace, at 700-800 DEG C, calcine 2-3 hour, take out and pulverize, cross 100 mesh sieves, add 2-3 4-6% hydrochloric acid doubly again, be heated to 50-70 DEG C, stir 10-20 minute, filter, filter residue, pickling once, then is washed to neutrality more as stated above, filter, obtain particle;
(2) pulverized by calcium carbonate, cross 100 mesh sieves, mix with Diethylene Glycol Dibenzoate, diphenyl disulfide a pair of horses going side by side thiazole, tetramethyl-thiuram disulfide, grinding 20-30 minute, obtains mixture;
(3) material that (1) step and (2) step obtain is mixed with aluminum silicate fiber, add suitable quantity of water and stir into pureed, grind to form the slurry of 2-50 μm, spraying dry, then mix with other remaining components, to obtain final product.
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| CN201410308336.4A CN104086873B (en) | 2014-07-01 | 2014-07-01 | A kind of heat-resisting ageing-resisting capacitor film filler special and preparation method thereof |
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| CN104086873B true CN104086873B (en) | 2016-03-23 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3836829A (en) * | 1969-12-29 | 1974-09-17 | Gen Electric | Polyolefin film containing therein widely dispersed fine particles of a dielectric liquid soluble material |
| CN1376185A (en) * | 1999-08-19 | 2002-10-23 | Ppg工业俄亥俄公司 | Chemically treated fillers and polymer compositions containing same |
| CN1400985A (en) * | 2000-02-14 | 2003-03-05 | Omya有限合伙公司 | Filler concentrates for use in thermoplastic mateirals |
| CN101469087A (en) * | 2007-12-29 | 2009-07-01 | 上海润龙包装用品有限公司 | Polyethylene membrane composite master batch |
| 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 |
| JP2011068747A (en) * | 2009-09-25 | 2011-04-07 | Nippon Zeon Co Ltd | Electroconductive polymer film |
| CN102131853A (en) * | 2008-08-26 | 2011-07-20 | Omya发展股份公司 | Treated mineral filler products, process for the preparation thereof and uses of same |
| 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 |
-
2014
- 2014-07-01 CN CN201410308336.4A patent/CN104086873B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3836829A (en) * | 1969-12-29 | 1974-09-17 | Gen Electric | Polyolefin film containing therein widely dispersed fine particles of a dielectric liquid soluble material |
| CN1376185A (en) * | 1999-08-19 | 2002-10-23 | Ppg工业俄亥俄公司 | Chemically treated fillers and polymer compositions containing same |
| CN1400985A (en) * | 2000-02-14 | 2003-03-05 | Omya有限合伙公司 | Filler concentrates for use in thermoplastic mateirals |
| CN101469087A (en) * | 2007-12-29 | 2009-07-01 | 上海润龙包装用品有限公司 | Polyethylene membrane composite master batch |
| CN102131853A (en) * | 2008-08-26 | 2011-07-20 | Omya发展股份公司 | Treated mineral filler products, process for the preparation thereof and uses of same |
| JP2011068747A (en) * | 2009-09-25 | 2011-04-07 | Nippon Zeon Co Ltd | Electroconductive polymer 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 |
| 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 |
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