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 PDFInfo
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- 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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- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 230000015556 catabolic process Effects 0.000 title abstract description 10
- 239000003990 capacitor Substances 0.000 title abstract description 5
- 239000010409 thin film Substances 0.000 title abstract 8
- 239000004743 Polypropylene Substances 0.000 claims abstract description 14
- -1 polypropylene Polymers 0.000 claims abstract description 14
- 229920001155 polypropylene Polymers 0.000 claims abstract description 14
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 10
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims abstract description 7
- 239000004926 polymethyl methacrylate Substances 0.000 claims abstract description 7
- 238000003851 corona treatment Methods 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims abstract description 5
- PXMNMQRDXWABCY-UHFFFAOYSA-N 1-(4-chlorophenyl)-4,4-dimethyl-3-(1H-1,2,4-triazol-1-ylmethyl)pentan-3-ol Chemical compound C1=NC=NN1CC(O)(C(C)(C)C)CCC1=CC=C(Cl)C=C1 PXMNMQRDXWABCY-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000005839 Tebuconazole Substances 0.000 claims abstract description 4
- KTWOOEGAPBSYNW-UHFFFAOYSA-N ferrocene Chemical compound [Fe+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 KTWOOEGAPBSYNW-UHFFFAOYSA-N 0.000 claims abstract description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 4
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 4
- 239000011104 metalized film Substances 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims description 6
- 240000007313 Tilia cordata Species 0.000 claims description 6
- 230000032683 aging Effects 0.000 claims description 6
- 239000002956 ash Substances 0.000 claims description 6
- 239000010977 jade Substances 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 229920001526 metallocene linear low density polyethylene Polymers 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 4
- 241000628997 Flos Species 0.000 claims description 3
- 229920002367 Polyisobutene Polymers 0.000 claims description 3
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 3
- BVTBRVFYZUCAKH-UHFFFAOYSA-L disodium selenite Chemical compound [Na+].[Na+].[O-][Se]([O-])=O BVTBRVFYZUCAKH-UHFFFAOYSA-L 0.000 claims description 3
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 claims description 3
- 235000010234 sodium benzoate Nutrition 0.000 claims description 3
- 239000004299 sodium benzoate Substances 0.000 claims description 3
- 229960001471 sodium selenite Drugs 0.000 claims description 3
- 235000015921 sodium selenite Nutrition 0.000 claims description 3
- 239000011781 sodium selenite Substances 0.000 claims description 3
- 238000007738 vacuum evaporation Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 4
- 239000005030 aluminium foil Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/008—Selection of materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/015—Special provisions for self-healing
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised 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
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2433/00—Characterised 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
- C08J2433/04—Characterised 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
- C08J2433/06—Characterised 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
- C08J2433/10—Homopolymers or copolymers of methacrylic acid esters
- C08J2433/12—Homopolymers or copolymers of methyl methacrylate
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- 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
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.
Priority Applications (1)
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CN201410144839.2A CN103951881B (en) | 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 |
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CN201410144839.2A CN103951881B (en) | 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 |
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Citations (8)
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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 |
-
2014
- 2014-04-12 CN CN201410144839.2A patent/CN103951881B/en not_active Expired - Fee Related
Patent Citations (8)
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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