CN103937101A - High temperature resisting improved isotatic polypropylene capacitor metallized film and preparation method thereof - Google Patents
High temperature resisting improved isotatic polypropylene capacitor metallized film and preparation method thereof Download PDFInfo
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- CN103937101A CN103937101A CN201410144849.6A CN201410144849A CN103937101A CN 103937101 A CN103937101 A CN 103937101A CN 201410144849 A CN201410144849 A CN 201410144849A CN 103937101 A CN103937101 A CN 103937101A
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- isotatic polypropylene
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- -1 polypropylene Polymers 0.000 title claims abstract description 29
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 24
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 24
- 239000011104 metalized film Substances 0.000 title claims abstract description 16
- 239000003990 capacitor Substances 0.000 title claims abstract description 15
- 238000002360 preparation method Methods 0.000 title claims description 8
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims abstract description 4
- 239000012752 auxiliary agent Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- JHPBZFOKBAGZBL-UHFFFAOYSA-N (3-hydroxy-2,2,4-trimethylpentyl) 2-methylprop-2-enoate Chemical compound CC(C)C(O)C(C)(C)COC(=O)C(C)=C JHPBZFOKBAGZBL-UHFFFAOYSA-N 0.000 claims description 6
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims description 6
- DMWHWJCBCKCPAS-UHFFFAOYSA-N [Se].C(C)C(=O)C(=O)C Chemical compound [Se].C(C)C(=O)C(=O)C DMWHWJCBCKCPAS-UHFFFAOYSA-N 0.000 claims description 6
- 230000032683 aging Effects 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
- YJBMMHPCGWCCOH-UHFFFAOYSA-N octan-3-yl dihydrogen phosphate Chemical compound CCCCCC(CC)OP(O)(O)=O YJBMMHPCGWCCOH-UHFFFAOYSA-N 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- LJRSZGKUUZPHEB-UHFFFAOYSA-N 2-[2-(2-prop-2-enoyloxypropoxy)propoxy]propyl prop-2-enoate Chemical compound C=CC(=O)OC(C)COC(C)COC(C)COC(=O)C=C LJRSZGKUUZPHEB-UHFFFAOYSA-N 0.000 claims description 3
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 claims description 3
- 241000628997 Flos Species 0.000 claims description 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims description 3
- 240000007313 Tilia cordata Species 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 239000002956 ash Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000003851 corona treatment Methods 0.000 claims description 3
- 238000001914 filtration Methods 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
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000007738 vacuum evaporation Methods 0.000 claims description 3
- 239000010408 film Substances 0.000 abstract description 9
- ULQISTXYYBZJSJ-UHFFFAOYSA-N 12-hydroxyoctadecanoic acid Chemical compound CCCCCCC(O)CCCCCCCCCCC(O)=O ULQISTXYYBZJSJ-UHFFFAOYSA-N 0.000 abstract 2
- LJKDOMVGKKPJBH-UHFFFAOYSA-N 2-ethylhexyl dihydrogen phosphate Chemical compound CCCCC(CC)COP(O)(O)=O LJKDOMVGKKPJBH-UHFFFAOYSA-N 0.000 abstract 2
- 229940114072 12-hydroxystearic acid Drugs 0.000 abstract 1
- LOMADDBKFCZNCO-UHFFFAOYSA-N [Se].C(C)(=O)CC(C)=O Chemical compound [Se].C(C)(=O)CC(C)=O LOMADDBKFCZNCO-UHFFFAOYSA-N 0.000 abstract 1
- 239000000654 additive Substances 0.000 abstract 1
- 230000000996 additive effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 101000831616 Homo sapiens Protachykinin-1 Proteins 0.000 description 1
- 102100024304 Protachykinin-1 Human genes 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008602 contraction Effects 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
- 239000000463 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—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
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—Copolymers of ethene
-
- 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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Medicinal Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention discloses a high temperature resisting improved isotatic polypropylene capacitor metallized film which is characterized by being prepared from the following raw materials in parts by weight: 200 parts of isotatic polypropylene, 3-4 parts of glycidyl methacrylate, 2-3 parts of metacrylic acid ester, 1-2 parts of acetyl acetone selenium, 1-2 parts of tri(propylene glycol) diacrylate ester, 2-3 parts of 2-ethylhexyl phosphate, 1-2 parts of aluminum sulfate, 1-2 parts of 2-ethylhexyl phosphate, 1-2 parts of 12-hydroxystearic acid and 5-6 parts of additive. The film disclosed by the invention is not uniform in thickness, is not easy to drop off and is high in finished product rate, and thus a capacitor manufactured by using the film is relatively low in cost; the polypropylene capacitor metallized film disclosed by the invention has the characteristics of low thermal shrinkage rate and stable properties at high temperature, namely, the high temperature stability is relatively good.
Description
Technical field
The present invention relates to field of capacitor manufacture, particularly capacitor metalized film of a kind of high temperature resistant improvement isotatic polypropylene and preparation method thereof.
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, the high remarkable advantage of high temperature resistant degree, makes 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.
Summary of the invention
The object of this invention is to provide capacitor metalized film of a kind of high temperature resistant improvement isotatic polypropylene and preparation method thereof.
In order to realize object of the present invention, the present invention passes through following scheme implementation:
The capacitor metalized film of high temperature resistant improvement isotatic polypropylene, is made by the raw material of following weight part: isotatic polypropylene 200, glycidyl methacrylate 3-4, methacrylic ester 2-3, methyl ethyl diketone selenium 1-2, tri (propylene glycol) diacrylate 1-2, ethylhexyl dihydrogen phosphate 2-3, Tai-Ace S 150 1-2, ethylhexyl dihydrogen phosphate 1-2,12-oxystearic acid 1-2, auxiliary agent 5-6;
Described auxiliary agent is made by the raw material of following weight part: metallocene linear-low density polyethylene 12-15,2,6-ditertbutylparacresol 1-2, alcohol ester 12 1-2, linden ashes 1-2, linking agent TAC1-2, morpholine 1-2, nanometer jade powder 0.3-0.4, tea-polyphenol 1-2, Tyox B 2-3, 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, tea-polyphenol to stir 10-15 minute, finally adds other composition, and dispersed with stirring is even, cooling, and granulation obtains.
The capacitor metalized film of high temperature resistant improvement isotatic polypropylene of the present invention, by following concrete steps, made:
(1) by isotatic polypropylene, glycidyl methacrylate, methacrylic ester, the melting of methyl ethyl diketone selenium 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 220-260 ℃;
(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: uneven film thickness of the present invention, be not easy to throw off, yield rate is higher, and then makes the cost of electrical condenser of preparation lower, polypropylene capactive film prepared by the present invention has at high temperature percent thermal shrinkage low and stable performance, the i.e. good feature of high-temperature stability.
Embodiment
Below by specific examples, the present invention is described in detail.
The capacitor metalized film of high temperature resistant improvement isotatic polypropylene, by following weight part (kilogram) raw material make: isotatic polypropylene 200, glycidyl methacrylate 3, methacrylic ester 2, methyl ethyl diketone selenium 1, tri (propylene glycol) diacrylate 1, ethylhexyl dihydrogen phosphate 2, Tai-Ace S 150 1, ethylhexyl dihydrogen phosphate 1,12-oxystearic acid 1, auxiliary agent 5;
Described auxiliary agent by following weight part (kilogram) raw material make: metallocene linear-low density polyethylene 12,2,6-ditertbutylparacresol 2, alcohol ester 12, linden ashes 1, linking agent TAC1, morpholine 1, nanometer jade powder 0.3, tea-polyphenol 1, Tyox B 2, 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, tea-polyphenol to stir 10-15 minute, finally adds other composition, and dispersed with stirring is even, cooling, and granulation obtains.
The capacitor metalized film of high temperature resistant improvement isotatic polypropylene of the present invention, by following concrete steps, made:
(1) by isotatic polypropylene, glycidyl methacrylate, methacrylic ester, the melting of methyl ethyl diketone selenium 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 220-260 ℃;
(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≤2.6%
(2) transverse tensile strength >=12Mpa, longitudinal tensile strength >=16Mpa;
(3) minimum break-down voltage 600Vv/um.
Claims (2)
1. the capacitor metalized film of high temperature resistant improvement isotatic polypropylene, it is characterized in that, by the raw material of following weight part, made: isotatic polypropylene 200, glycidyl methacrylate 3-4, methacrylic ester 2-3, methyl ethyl diketone selenium 1-2, tri (propylene glycol) diacrylate 1-2, ethylhexyl dihydrogen phosphate 2-3, Tai-Ace S 150 1-2, ethylhexyl dihydrogen phosphate 1-2,12-oxystearic acid 1-2, auxiliary agent 5-6;
Described auxiliary agent is made by the raw material of following weight part: metallocene linear-low density polyethylene 12-15,2,6-ditertbutylparacresol 1-2, alcohol ester 12 1-2, linden ashes 1-2, linking agent TAC1-2, morpholine 1-2, nanometer jade powder 0.3-0.4, tea-polyphenol 1-2, Tyox B 2-3, 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, tea-polyphenol to stir 10-15 minute, finally adds other composition, and dispersed with stirring is even, cooling, and granulation obtains.
2. the capacitor metalized film of high temperature resistant improvement isotatic polypropylene according to claim 1, is characterized in that, by following concrete steps, is made:
(1) by isotatic polypropylene, glycidyl methacrylate, methacrylic ester, the melting of methyl ethyl diketone selenium 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 220-260 ℃;
(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)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410144849.6A CN103937101B (en) | 2014-04-12 | 2014-04-12 | Capacitor metalized film of a kind of high temperature resistant improvement isotactic polypropylene and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410144849.6A CN103937101B (en) | 2014-04-12 | 2014-04-12 | Capacitor metalized film of a kind of high temperature resistant improvement isotactic polypropylene and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103937101A true CN103937101A (en) | 2014-07-23 |
| CN103937101B CN103937101B (en) | 2016-05-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410144849.6A Active CN103937101B (en) | 2014-04-12 | 2014-04-12 | Capacitor metalized film of a kind of high temperature resistant improvement isotactic polypropylene and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN103937101B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113461860A (en) * | 2021-06-30 | 2021-10-01 | 杭州师范大学 | Cross-linked polypropylene material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1887948A (en) * | 2006-06-09 | 2007-01-03 | 司海洋 | High molecular plastic alloy powder for hot molten thick lining |
| CN1919899A (en) * | 2006-08-29 | 2007-02-28 | 唐新国 | One-time forming non-gelatinizing cool-adhesion protective membrane |
| JP2009289793A (en) * | 2008-05-27 | 2009-12-10 | Shizuki Electric Co Inc | Metallized film capacitor |
-
2014
- 2014-04-12 CN CN201410144849.6A patent/CN103937101B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1887948A (en) * | 2006-06-09 | 2007-01-03 | 司海洋 | High molecular plastic alloy powder for hot molten thick lining |
| CN1919899A (en) * | 2006-08-29 | 2007-02-28 | 唐新国 | One-time forming non-gelatinizing cool-adhesion protective membrane |
| JP2009289793A (en) * | 2008-05-27 | 2009-12-10 | Shizuki Electric Co Inc | Metallized film capacitor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113461860A (en) * | 2021-06-30 | 2021-10-01 | 杭州师范大学 | Cross-linked polypropylene material and preparation method thereof |
| CN113461860B (en) * | 2021-06-30 | 2023-05-16 | 杭州师范大学 | Crosslinked polypropylene material and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN103937101B (en) | 2016-05-18 |
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Effective date of registration: 20191204 Address after: Taihu County, Anhui city of Anqing Province Jin Xi Zhen 246400 Patentee after: Taihu County market supervision and Inspection Institute (Taihu County functional membrane Testing Institute) Address before: 244121 Jinqiao Industrial Zone, Tongling County, Anhui, Tongling Patentee before: Anhui Jiangwei Precision Manufacturing Co., Ltd. |
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