CN103951881A - High-voltage-resistant breakdown-resistant metallized thin film used for capacitors, and preparation method thereof - Google Patents

High-voltage-resistant breakdown-resistant metallized thin film used for capacitors, and preparation method thereof Download PDF

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Publication number
CN103951881A
CN103951881A CN201410144839.2A CN201410144839A CN103951881A CN 103951881 A CN103951881 A CN 103951881A CN 201410144839 A CN201410144839 A CN 201410144839A CN 103951881 A CN103951881 A CN 103951881A
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resistant
voltage
parts
thin film
breakdown
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CN103951881B (en
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骆方旭
郑颖
姚志国
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Anhui Jiangwei Precision Manufacturing Co Ltd
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Anhui Jiangwei Precision Manufacturing Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions 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
    • C08L23/10Homopolymers or copolymers of propene
    • C08L23/12Polypropene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0018Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18Manufacture of films or sheets
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00Fixed capacitors; Processes of their manufacture
    • H01G4/002Details
    • H01G4/005Electrodes
    • H01G4/008Selection of materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00Fixed capacitors; Processes of their manufacture
    • H01G4/002Details
    • H01G4/005Electrodes
    • H01G4/015Special provisions for self-healing
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10Homopolymers or copolymers of propene
    • C08J2323/12Polypropene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2433/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2433/04Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
    • C08J2433/06Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C08J2433/10Homopolymers or copolymers of methacrylic acid esters
    • C08J2433/12Homopolymers or copolymers of methyl methacrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • C08K2003/2241Titanium dioxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/16Applications used for films
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/20Applications use in electrical or conductive gadgets
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

Abstract

The invention discloses a high-voltage-resistant breakdown-resistant metallized thin film used for capacitors. The high-voltage-resistant breakdown-resistant metallized thin film used for capacitors is prepared from following raw materials, by weight, 200 parts of isotatic polypropylene, 1 to 2 parts of titanium dioxide, 2 to 3 parts of silicon carbide, 4 to 5 parts of butyl acrylate, 2 to 3 parts of polymethyl methacrylate, 1 to 2 parts of N-methyl-2-pyrrolidone, 2 to 3 parts of tebuconazole, 1 to 2 parts of ferrocene, and 5 to 6 parts of an auxiliary agent. According to a preparation method of the high-voltage-resistant breakdown-resistant metallized thin film, impurities in the raw materials are removed via filtration, so that performance of the raw materials is excellent, rejection rate of the high-voltage-resistant breakdown-resistant metallized thin film is reduced, and break of the high-voltage-resistant breakdown-resistant metallized thin film is not easily caused; corona treatment is adopted, so that compressive strength of the high-voltage-resistant breakdown-resistant metallized thin film is increased, the high-voltage-resistant breakdown-resistant metallized thin film is capable of resisting high voltage and avoiding breakdown, is uniform in thickness and long in service life, and possesses low hot-shrinkage rate and stable performance at high temperature.

Description

Metallized film and preparation method thereof for electrical condenser is worn in a kind of high pressure resistant resistance
Technical field
The present invention relates to field of capacitor manufacture, particularly metallized film and preparation method thereof for electrical condenser is worn in a kind of high pressure resistant resistance.
Background technology
Electrical condenser has higher mechanical property and electric property with BiOriented Polypropylene Films, compare with the electrical condenser that coventional type film makes, the electrical condenser making with polypropylene film is low with its percent thermal shrinkage, stable performance, high temperature resistant, high pressure resistant, the remarkable advantage such as prevent from puncturing, make the use range of the electrical condenser that polypropylene film makes more and more wider.
Capacitor core is the heart of electrical condenser, so electrical condenser manufacture fuse material must have resistance to high frequency, resistance to height
Temperature, can bear a kind of macromolecule polypropylene film of heavy current impact and make medium, and guarantee complete machine is worked steadily in the long term.In prior art, most of medium adopting is polyester or polypropylene light film, and electrode is aluminium foil, also has a small amount of product to use polypropylene metallization vapor-deposited film.Because market complete machine is all intended for ultrathin type, mini-development, although paper tinsel film composite material current-carrying dielectric capacity is strong, but being volume, its shortcoming is unfavorable for greatly assembling complete machine use, another shortcoming is that the compound technique difficulty or ease such as roll of polypropylene screen and aluminium foil are controlled, particularly in coiling fuse process because of the difference of both material hard toughness, can cause between film paper tinsel and occur gap, to making, material thermal contraction when shaping is abundant not, cause being easily electrically shocked and wearing between film paper tinsel, condemnation factor is higher, has caused cost waste.
Summary of the invention
The object of this invention is to provide a kind of high pressure resistant resistance and wear metallized film and preparation method thereof for electrical condenser.
In order to realize object of the present invention, the present invention passes through following scheme implementation:
An electrical condenser metallized film is worn in high pressure resistant resistance, by the raw material of following weight part, is made: isotatic polypropylene 200, titanium dioxide 1-2, silicon carbide 2-3, butyl acrylate 4-5, polymethylmethacrylate 2-3, N-Methyl pyrrolidone 1-2, tebuconazole 2-3, ferrocene 1-2, auxiliary agent 5-6;
Described auxiliary agent is made by the raw material of following weight part: metallocene linear-low density polyethylene 12-15, Sodium Benzoate 1-2, Radix Angelicae Sinensis oil 1-2, polyisobutene 3-4, Silane coupling agent KH550 1-2, linden ashes 1-2, Sodium Selenite 1-2, nanometer jade powder 0.3-0.4, Flos Rosae Rugosae quintessence oil 0.1-0.2 ;preparation method is heated to molten state by metallocene linear-low density polyethylene, then, adds nanometer jade powder, linden ashes to stir 10-15 minute, finally adds other composition, and dispersed with stirring is even, cooling, and granulation obtains.
Electrical condenser metallized film is worn in high pressure resistant resistance of the present invention, by following concrete steps, is made:
(1) by isotatic polypropylene, butyl acrylate, polymethylmethacrylate, the melting of N-Methyl pyrrolidone Hybrid Heating, add again auxiliary agent and all the other remaining components fully to stir, send into forcing machine melting, filtration, and then by forcing machine extruding sheet melt, filter >1200 order, the temperature of described forcing machine is 220-250 ℃;
(2) the sheet melt of step (1) being made makes slab after by sharp cooling roll and air raining chamber cooling and shaping, carries out successively longitudinal stretching, cross directional stretch, alligatoring face corona treatment;
(3) rolling, ageing treatment, ageing treatment for the second time for the first time;
(4) vacuum-evaporation metalized film, alligatoring face forms metal layer.
Beneficial effect of the present invention is: the present invention, by filtering, removes the impurity in raw material, makes material performance good, has reduced the condemnation factor of film, is difficult for breaking; Adopt corona treatment, improved the compressive strength of film, high pressure resistant, prevent from puncturing, and even thickness the at high temperature low and stable performance of percent thermal shrinkage, long service life.
Embodiment
Below by specific examples, the present invention is described in detail.
An electrical condenser metallized film is worn in high pressure resistant resistance, by following weight part (kilogram) raw material make: isotatic polypropylene 200, titanium dioxide 1, silicon carbide 2, butyl acrylate 4, polymethylmethacrylate 2, N-Methyl pyrrolidone 1, tebuconazole 2, ferrocene 1, auxiliary agent 5;
Described auxiliary agent by following weight part (kilogram) raw material make: metallocene linear-low density polyethylene 12, Sodium Benzoate 1, Radix Angelicae Sinensis oil 2, polyisobutene 3, Silane coupling agent KH550 1, linden ashes 1, Sodium Selenite 1, nanometer jade powder 0.3, Flos Rosae Rugosae quintessence oil 0.1 ;preparation method is heated to molten state by metallocene linear-low density polyethylene, then, adds nanometer jade powder, linden ashes to stir 10-15 minute, finally adds other composition, and dispersed with stirring is even, cooling, and granulation obtains.
Electrical condenser metallized film is worn in high pressure resistant resistance of the present invention, by following concrete steps, is made:
(1) by isotatic polypropylene, butyl acrylate, polymethylmethacrylate, the melting of N-Methyl pyrrolidone Hybrid Heating, add again auxiliary agent and all the other remaining components fully to stir, send into forcing machine melting, filtration, and then by forcing machine extruding sheet melt, filter >1200 order, the temperature of described forcing machine is 220-250 ℃;
(2) the sheet melt of step (1) being made makes slab after by sharp cooling roll and air raining chamber cooling and shaping, carries out successively longitudinal stretching, cross directional stretch, alligatoring face corona treatment;
(3) rolling, ageing treatment, ageing treatment for the second time for the first time;
(4) vacuum-evaporation metalized film, alligatoring face forms metal layer.
The technical indicator of the metallized film of the embodiment of the present invention is as follows:
(1) lateral shrinkage≤0.3%, longitudinal contraction rate≤2.4%
(2) transverse tensile strength >=15Mpa, longitudinal tensile strength >=16Mpa;
(3) minimum break-down voltage 606Vv/um.

Claims (2)

1. electrical condenser metallized film is worn in a high pressure resistant resistance, it is characterized in that, by the raw material of following weight part, made: isotatic polypropylene 200, titanium dioxide 1-2, silicon carbide 2-3, butyl acrylate 4-5, polymethylmethacrylate 2-3, N-Methyl pyrrolidone 1-2, tebuconazole 2-3, ferrocene 1-2, auxiliary agent 5-6;
Described auxiliary agent is made by the raw material of following weight part: metallocene linear-low density polyethylene 12-15, Sodium Benzoate 1-2, Radix Angelicae Sinensis oil 1-2, polyisobutene 3-4, Silane coupling agent KH550 1-2, linden ashes 1-2, Sodium Selenite 1-2, nanometer jade powder 0.3-0.4, Flos Rosae Rugosae quintessence oil 0.1-0.2 ;preparation method is heated to molten state by metallocene linear-low density polyethylene, then, adds nanometer jade powder, linden ashes to stir 10-15 minute, finally adds other composition, and dispersed with stirring is even, cooling, and granulation obtains.
2. electrical condenser metallized film is worn in high pressure resistant resistance according to claim 1, it is characterized in that, by following concrete steps, is made:
(1) by isotatic polypropylene, butyl acrylate, polymethylmethacrylate, the melting of N-Methyl pyrrolidone Hybrid Heating, add again auxiliary agent and all the other remaining components fully to stir, send into forcing machine melting, filtration, and then by forcing machine extruding sheet melt, filter >1200 order, the temperature of described forcing machine is 220-250 ℃;
(2) the sheet melt of step (1) being made makes slab after by sharp cooling roll and air raining chamber cooling and shaping, carries out successively longitudinal stretching, cross directional stretch, alligatoring face corona treatment;
(3) rolling, ageing treatment, ageing treatment for the second time for the first time;
(4) vacuum-evaporation metalized film, alligatoring face forms metal layer.
CN201410144839.2A 2014-04-12 2014-04-12 A kind of resistance to high pressure is resisted and is worn electrical condenser metallized film and its preparation method Expired - Fee Related CN103951881B (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0909636A2 (en) * 1997-10-17 1999-04-21 Fina Technology, Inc. Metallizable polypropylene films
CN1263496A (en) * 1997-07-09 2000-08-16 美孚石油公司 Metallized uniaxially shrinkable biaxially oriented polypropylene film
CN101146678A (en) * 2005-02-08 2008-03-19 罗姆有限公司 Film membrane with excellent weather-resistant properties, high transmission of solar thermal radiation, effective retention of thermal radiation emitted by the earth and high degree of mechanical str
CN101796108A (en) * 2007-08-31 2010-08-04 东燃化学株式会社 Microporous polyolefin membrane, its production method, battery separator and battery
CN103102582A (en) * 2012-11-13 2013-05-15 铜陵亿亨达电子有限责任公司 Capacitor thin film containing modified nano-titanium dioxide and preparation method thereof
CN103102581A (en) * 2012-11-13 2013-05-15 铜陵亿亨达电子有限责任公司 Capacitor thin film containing modified sepiolite powder and preparation method thereof
CN103102588A (en) * 2012-11-13 2013-05-15 铜陵亿亨达电子有限责任公司 Capacitor film with biaxially oriented polypropylene as base body and preparation method thereof
CN103665531A (en) * 2013-11-11 2014-03-26 深圳职业技术学院 Plastic porous material and preparation method thereof

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1263496A (en) * 1997-07-09 2000-08-16 美孚石油公司 Metallized uniaxially shrinkable biaxially oriented polypropylene film
EP0909636A2 (en) * 1997-10-17 1999-04-21 Fina Technology, Inc. Metallizable polypropylene films
CN101146678A (en) * 2005-02-08 2008-03-19 罗姆有限公司 Film membrane with excellent weather-resistant properties, high transmission of solar thermal radiation, effective retention of thermal radiation emitted by the earth and high degree of mechanical str
CN101796108A (en) * 2007-08-31 2010-08-04 东燃化学株式会社 Microporous polyolefin membrane, its production method, battery separator and battery
CN103102582A (en) * 2012-11-13 2013-05-15 铜陵亿亨达电子有限责任公司 Capacitor thin film containing modified nano-titanium dioxide and preparation method thereof
CN103102581A (en) * 2012-11-13 2013-05-15 铜陵亿亨达电子有限责任公司 Capacitor thin film containing modified sepiolite powder and preparation method thereof
CN103102588A (en) * 2012-11-13 2013-05-15 铜陵亿亨达电子有限责任公司 Capacitor film with biaxially oriented polypropylene as base body and preparation method thereof
CN103665531A (en) * 2013-11-11 2014-03-26 深圳职业技术学院 Plastic porous material and preparation method thereof

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