CN104086869B - A kind of strengthening and toughening capacitor film filler special and preparation method thereof - Google Patents

A kind of strengthening and toughening capacitor film filler special and preparation method thereof Download PDF

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Publication number
CN104086869B
CN104086869B CN201410308329.4A CN201410308329A CN104086869B CN 104086869 B CN104086869 B CN 104086869B CN 201410308329 A CN201410308329 A CN 201410308329A CN 104086869 B CN104086869 B CN 104086869B
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minute
toughening
strengthening
add
stirring
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CN104086869A (en
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江林
江豪
林雪玉
林海
林琴
林雪峰
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Anhui Jiangwei Precision Manufacturing Co Ltd
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Anhui Jiangwei Precision Manufacturing Co Ltd
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    • 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
    • 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
    • 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
    • C08K3/28—Nitrogen-containing compounds
    • 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
    • C08K3/346—Clay
    • 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
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098—Metal salts of carboxylic acids
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
    • 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
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • 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
    • C08K2201/00—Specific properties of additives
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/16—Applications used for films
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Abstract

A kind of strengthening and toughening capacitor film filler special, is made up of the raw material of following weight portion: hard (china) clay 5-7, white carbon 1-2, DOTP 0.6-0.8, ammonium chloride 1-1.3, Concave-convex clay rod 4-5, bentonite 3-4, cobalt naphthenate 0.5-0.8, glycerine 1.1-1.3, diethylene glycol (DEG) 1.4-1.6, dimethyl benzene 1.3-1.5, loess 45-50,4-6% hydrochloric acid is appropriate, water appropriate, auxiliary agent 15-20; Filler particles of the present invention is careful evenly, and strengthening and toughening performance is good, makes film have good intensity and durability; 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

A kind of strengthening and toughening capacitor film filler special and preparation method thereof
Technical field
The invention belongs to capacitor film field, particularly a kind of strengthening and toughening 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 strengthening and toughening capacitor film filler special and preparation method thereof, the toughness reinforcing performance of this filler reinforcement made is good, makes film have good intensity and durability, has reduced cost.
Technical scheme of the present invention is as follows:
A kind of strengthening and toughening capacitor film filler special, is characterized in that being made up of the raw material of following weight portion: hard (china) clay 5-7, white carbon 1-2, DOTP 0.6-0.8, ammonium chloride 1-1.3, Concave-convex clay rod 4-5, bentonite 3-4, cobalt naphthenate 0.5-0.8, glycerine 1.1-1.3, diethylene glycol (DEG) 1.4-1.6, dimethyl benzene 1.3-1.5, loess 45-50,4-6% 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 strengthening and toughening capacitor film filler special, is characterized in that comprising the following steps:
(1) hard (china) clay, loess, Concave-convex clay rod, bentonite are sent in calcining furnace, at 700-800 DEG C, calcined 2-3 hour, take out and pulverize, cross 100 mesh sieves, add again 2-3 4-6% hydrochloric acid doubly, 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) white carbon, DOTP, ammonium chloride, cobalt naphthenate, glycerine, diethylene glycol (DEG), dimethyl benzene 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 particles of the present invention is careful evenly, and strengthening and toughening performance is good, makes film have good intensity and durability; 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 strengthening and toughening capacitor film filler special, by following weight portion (kilogram) raw material make: hard (china) clay 6, white carbon 1.5, DOTP 0.7, ammonium chloride 1.2, Concave-convex clay rod 4.5, bentonite 3.5, cobalt naphthenate 0.7, glycerine 1.2, diethylene glycol (DEG) 1.5, dimethyl benzene 1.4, loess 48,5% 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 strengthening and toughening capacitor film filler special, comprises the following steps:
(1) hard (china) clay, loess, Concave-convex clay rod, bentonite are sent in calcining furnace, at 750 DEG C, calcined 2.5 hours, take out and pulverize, cross 100 mesh sieves, add again 5% hydrochloric acid of 2.5 times, 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) white carbon, DOTP, ammonium chloride, cobalt naphthenate, glycerine, diethylene glycol (DEG), dimethyl benzene 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 strengthening and toughening capacitor film filler special, is characterized in that being made up of the raw material of following weight portion: hard (china) clay 5-7, white carbon 1-2, DOTP 0.6-0.8, ammonium chloride 1-1.3, Concave-convex clay rod 4-5, bentonite 3-4, cobalt naphthenate 0.5-0.8, glycerine 1.1-1.3, diethylene glycol (DEG) 1.4-1.6, dimethyl benzene 1.3-1.5, loess 45-50,4-6% 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 strengthening and toughening capacitor film filler special, comprises the following steps: (1) is sent into hard (china) clay, loess, Concave-convex clay rod, bentonite in calcining furnace, calcines 2-3 hour at 700-800 DEG C, 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 is once more as stated above, be washed to again neutrality, filter, obtain particle; (2) white carbon, DOTP, ammonium chloride, cobalt naphthenate, glycerine, diethylene glycol (DEG), dimethyl benzene 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.
CN201410308329.4A 2014-07-01 2014-07-01 A kind of strengthening and toughening capacitor film filler special and preparation method thereof Expired - Fee Related CN104086869B (en)

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JPS5524474A (en) * 1978-08-09 1980-02-21 Shizuki Electric Metallized film capacitor
CN1057310C (en) * 1996-09-18 2000-10-11 张玉标 Polyvinyl electronic insulating film and its preparing method
JP4604483B2 (en) * 2003-12-24 2011-01-05 東洋紡績株式会社 Biaxially stretched polyester film for mold release
CN101226994B (en) * 2007-12-21 2010-06-30 成都中科来方能源科技有限公司 Non-woven cloth increasing micropore polymer diaphragm and usage as well as preparation method thereof
CN101469087B (en) * 2007-12-29 2013-08-21 上海润龙包装用品有限公司 Polyethylene membrane composite master batch
CN103035405B (en) * 2012-12-11 2016-08-03 安徽麦特电子股份有限公司 A kind of capacitor inserts and preparation method thereof
CN103756138A (en) * 2014-01-03 2014-04-30 铜陵其利电子材料有限公司 Breakdown-resistant and small-size isotatic polypropylene capacitor metalized film and preparation method thereof

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