CN106128760A - Metallized film capacitor based on PET - Google Patents
Metallized film capacitor based on PET Download PDFInfo
- Publication number
- CN106128760A CN106128760A CN201610656241.0A CN201610656241A CN106128760A CN 106128760 A CN106128760 A CN 106128760A CN 201610656241 A CN201610656241 A CN 201610656241A CN 106128760 A CN106128760 A CN 106128760A
- Authority
- CN
- China
- Prior art keywords
- pet
- film capacitor
- metallized film
- metal level
- basement membrane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 36
- 239000011104 metalized film Substances 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 claims abstract description 36
- 229910052751 metal Inorganic materials 0.000 claims abstract description 36
- 239000003063 flame retardant Substances 0.000 claims abstract description 34
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000004888 barrier function Effects 0.000 claims abstract description 20
- 210000002469 basement membrane Anatomy 0.000 claims abstract description 19
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims abstract description 12
- -1 Salicyl ester phenyl ester Chemical class 0.000 claims description 5
- QUAMTGJKVDWJEQ-UHFFFAOYSA-N octabenzone Chemical compound OC1=CC(OCCCCCCCC)=CC=C1C(=O)C1=CC=CC=C1 QUAMTGJKVDWJEQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- HGRNRWNRNVPVMM-UHFFFAOYSA-N benzene-1,3-diol;benzoic acid Chemical compound OC1=CC=CC(O)=C1.OC(=O)C1=CC=CC=C1 HGRNRWNRNVPVMM-UHFFFAOYSA-N 0.000 claims description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 claims description 2
- 229950002083 octabenzone Drugs 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229940024548 aluminum oxide Drugs 0.000 claims 1
- 239000010426 asphalt Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 239000010408 film Substances 0.000 abstract description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 15
- 229920000139 polyethylene terephthalate Polymers 0.000 description 15
- 239000000463 material Substances 0.000 description 8
- 238000001548 drop coating Methods 0.000 description 6
- 239000003292 glue Substances 0.000 description 6
- 239000010409 thin film Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000003712 anti-aging effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
Classifications
-
- 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
- H01G4/32—Wound capacitors
-
- 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
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/14—Organic dielectrics
-
- 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
- H01G4/224—Housing; Encapsulation
-
- 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
- H01G4/33—Thin- or thick-film capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The present invention discloses a kind of metallized film capacitor based on PET, including: basement membrane, it is for as medium；Metal level, described metal level be edge add shape thickness be attached to described basement membrane opposition both sides both sides formed electrode；Insulating barrier, it is " T " shape, and described insulating barrier stays position, limit between two described metal levels of described basement membrane the same side, and flushes with heavy-edge described metal level；Flame-retardant layer, it is wrapped in described metal level and the outside of described insulating barrier；Wherein, described basement membrane is PET, and described metal level is allumen, and described flame-retardant layer includes the fire retardant being added with ultraviolet absorber.The present invention reduces the thickness of metallic film capacitor advantage while having reduction metallized film capacitor electrical loss.
Description
Technical field
The present invention relates to electronic devices and components field, it is more particularly related to a kind of metallized film based on PET
Electric capacity.
Background technology
Thin film capacitor is to work as electrode with metal forming, it is moulded with poly-ethyl ester, polypropylene, polystyrene or Merlon etc.
Material thin film, after the overlap of two ends, is wound into the capacitor of the structure of cylindrical shape.On plastic sheeting the thinnest with vacuum evaporation last layer
The thin-film capacitor made as electrode of metal be referred to as metallized film capacitor.Metallized film capacitor can save electrode
The thickness of paper tinsel, reduces the volume of capacitor unit capacity, has the advantage that shape is little, capacity is big, obtains extensively at electric field
Application.
In prior art, after thin film capacitor vacuum evaporation layer of metal, outside metal level, generally wrap up one layer of resistance again
Combustible material drop coating glue class material are packaged, but, outside flame retarding material, drop coating glue class material package, easily causes painting
Cloth encapsulation is the most tight, thus affects the electrical property of thin film capacitor, electrical loss greatly, easily puncture, service life reduces.
Summary of the invention
For weak point present in above-mentioned technology, the present invention provides a kind of based on PET (Polyethylene
Terephthalate, polyethylene terephthalate) metallized film capacitor, by between metal level and flame-retardant layer
Insulating barrier is set, without drop coating glue class material, while reducing the electrical loss of metallized film capacitor, reduces metallized film electricity
The thickness of container.
In order to realize according to object of the present invention and further advantage, the present invention is achieved through the following technical solutions:
Metallized film capacitor based on PET of the present invention, including:
Basement membrane, it is for as medium；
Metal level, described metal level be edge add shape thickness be attached to described basement membrane opposition both sides both sides formed electrode；
Insulating barrier, it is " T " shape, described insulating barrier staying between two described metal levels of described basement membrane the same side
Position, limit, and flush with heavy-edge described metal level；
Flame-retardant layer, it is wrapped in described metal level and the outside of described insulating barrier；
Wherein, described basement membrane is PET, and described metal level is allumen, and described flame-retardant layer includes being added with uv absorption
The fire retardant of agent.
Preferably, described PET basement membrane thickness is 1.5um.
Preferably, the upset end thickness of described metal level be 0.1um, sheet resistance be 2-3 Ω/, non-upset end thickness is
0.08um, sheet resistance are 4-5 Ω/.
Preferably, described insulating barrier is epoxy resin.
Preferably, described flame-retardant layer thickness is 0.1um.
Preferably, described flame-retardant layer includes that parts by weight are respectively 10-15 part fire retardant and 3-5 part ultraviolet absorber.
Preferably, described fire retardant includes aluminium hydroxide or magnesium hydroxide.
Preferably, described ultraviolet absorber includes salicyl ester phenyl ester, Octabenzone and list
Benzoic acid resorcinol.
The present invention at least includes following beneficial effect:
The metallized film capacitor based on PET that the present invention provides, T-shaped by arranging between metal level and flame-retardant layer
Insulating barrier, encapsulates without drop coating glue class material, while reducing the electrical loss of metallized film capacitor, reduces metallized film electricity
The thickness of container；Flame-retardant layer includes the fire retardant being added with ultraviolet absorber, pre-anti-aging, improves making of metallized film capacitor
Use the life-span.
Part is embodied by the further advantage of the present invention, target and feature by description below, and part also will be by this
Invention research and practice and be understood by the person skilled in the art.
Accompanying drawing explanation
Fig. 1 is the structural representation of metallized film capacitor based on PET of the present invention.
Detailed description of the invention
Should be appreciated that used herein such as " have ", " comprising " and " including " term do not allot one or many
Other element individual or the existence of a combination thereof or interpolation.
The present invention provides a kind of metallized film capacitor based on PET, as it is shown in figure 1, include:
Basement membrane 10, it is for as medium；
Metal level 20, metal level 20 for edge add shape thickness be attached to basement membrane 10 oppose both sides both sides formed electrode；
Insulating barrier 30, it is " T " shape, and insulating barrier 30 stays position, limit between two metal levels 20 of basement membrane 10 the same side
Put, and flush with heavy-edge metal level 20；
Flame-retardant layer 40, it is wrapped in metal level 20 and the outside of insulating barrier 30；
Wherein, basement membrane 10 is PET, and metal level 20 is allumen, and flame-retardant layer 40 includes the resistance being added with ultraviolet absorber
Combustion agent.PET basement membrane 10 thickness is 1.5um；The upset end thickness of metal level 20 be 0.1um, sheet resistance be 2-3 Ω/, non-upset end
Thickness be 0.08um, sheet resistance be 4-5 Ω/；Insulating barrier 30 is epoxy resin；Flame-retardant layer 40 thickness is 0.1um；Flame-retardant layer 40 is excellent
Elect as and include that parts by weight are respectively 10-15 part fire retardant and 3-5 part ultraviolet absorber.
The metallized film capacitor based on PET that the present invention provides, T-shaped by arranging between metal level and flame-retardant layer
Insulating barrier, encapsulates without drop coating glue class material, while reducing the electrical loss of metallized film capacitor, reduces metallized film electricity
The thickness of container；Flame-retardant layer includes the fire retardant being added with ultraviolet absorber, pre-anti-aging, improves making of metallized film capacitor
Use the life-span.
Comparative example 1
Unlike embodiment of the present invention, without insulating barrier, outside metal level, only wrap up flame-retardant layer drop coating
Glue class wrapper, other compositions or parameter are all identical with the embodiment of the present invention.
Comparative example 2
Unlike embodiment of the present invention, the fire retardant of flame-retardant layer is not added with ultraviolet absorber, other compositions
Or parameter is all identical with the embodiment of the present invention.
The embodiment of the present invention is as shown in table 1 with the comparing result of comparative example 1, comparative example 2:
Table 1 comparing result
As shown in Table 1, the metallized film capacitor based on PET that the present invention provides, by metal level and flame-retardant layer it
Between arrange T-shaped insulating barrier and in fire retardant add ultraviolet absorber, reduce the electrical loss of metallized film capacitor, reduction
The thickness of metallic film capacitor, the service life of raising metallized film capacitor.
Although embodiment of the present invention are disclosed as above, but it is not restricted in description and embodiment listed
Use.It can be applied to various applicable the field of the invention completely.Can be easily for those skilled in the art
Realize other amendment.Therefore, under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the legend with description.
Claims (8)
1. a metallized film capacitor based on PET, it is characterised in that including:
Basement membrane, it is for as medium；
Metal level, described metal level be edge add shape thickness be attached to described basement membrane opposition both sides both sides formed electrode；
Insulating barrier, it is " T " shape, and described insulating barrier stays position, limit between two described metal levels of described basement membrane the same side
Put, and flush with heavy-edge described metal level；
Flame-retardant layer, it is wrapped in described metal level and the outside of described insulating barrier；
Wherein, described basement membrane is PET, and described metal level is allumen, and described flame-retardant layer includes being added with ultraviolet absorber
Fire retardant.
2. metallized film capacitor based on PET as claimed in claim 1, it is characterised in that described PET basement membrane thickness is
1.5um。
3. metallized film capacitor based on PET as claimed in claim 1, it is characterised in that the upset end of described metal level
Thickness is that 0.1um, sheet resistance areNon-upset end thickness is that 0.08um, sheet resistance are
4. metallized film capacitor based on PET as claimed in claim 1, it is characterised in that described insulating barrier is asphalt mixtures modified by epoxy resin
Fat.
5. metallized film capacitor based on PET as claimed in claim 1, it is characterised in that described flame-retardant layer thickness is
0.1um。
6. metallized film capacitor based on PET as claimed in claim 1, it is characterised in that described flame-retardant layer includes weight
Number is respectively 10-15 part fire retardant and 3-5 part ultraviolet absorber.
7. metallized film capacitor based on PET as claimed in claim 1, it is characterised in that described fire retardant includes hydrogen-oxygen
Change aluminum or magnesium hydroxide.
8. metallized film capacitor based on PET as claimed in claim 1, it is characterised in that described ultraviolet absorber includes
Salicyl ester phenyl ester, Octabenzone and single benzoic acid resorcinol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610656241.0A CN106128760A (en) | 2016-08-11 | 2016-08-11 | Metallized film capacitor based on PET |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610656241.0A CN106128760A (en) | 2016-08-11 | 2016-08-11 | Metallized film capacitor based on PET |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106128760A true CN106128760A (en) | 2016-11-16 |
Family
ID=57257702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610656241.0A Pending CN106128760A (en) | 2016-08-11 | 2016-08-11 | Metallized film capacitor based on PET |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106128760A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113066667A (en) * | 2021-03-29 | 2021-07-02 | 安徽麦特电子股份有限公司 | Durable flame-retardant moisture-proof metallized film capacitor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001332442A (en) * | 2000-05-23 | 2001-11-30 | Matsushita Electric Ind Co Ltd | Film capacitor and method of manufacturing the same |
| CN203397910U (en) * | 2013-08-15 | 2014-01-15 | 长兴友畅电子有限公司 | Novel metallized film capacitor |
| CN203456296U (en) * | 2013-08-23 | 2014-02-26 | 昆山泓电隆泰电子材料有限公司 | Double-surface aluminum-metalized polyester film with middle edges |
| CN204407188U (en) * | 2015-03-15 | 2015-06-17 | 佛山市南海区欣源电子有限公司 | A kind of Novel stacked wound film capacitor |
| CN104916439A (en) * | 2015-05-10 | 2015-09-16 | 长兴华强电子有限公司 | High temperature resistance miniature high-voltage capacitor |
| CN204884887U (en) * | 2015-08-17 | 2015-12-16 | 东莞市纬迪实业有限公司 | Be applied to film capacitor of TV power PFC circuit in a poor light |
-
2016
- 2016-08-11 CN CN201610656241.0A patent/CN106128760A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001332442A (en) * | 2000-05-23 | 2001-11-30 | Matsushita Electric Ind Co Ltd | Film capacitor and method of manufacturing the same |
| CN203397910U (en) * | 2013-08-15 | 2014-01-15 | 长兴友畅电子有限公司 | Novel metallized film capacitor |
| CN203456296U (en) * | 2013-08-23 | 2014-02-26 | 昆山泓电隆泰电子材料有限公司 | Double-surface aluminum-metalized polyester film with middle edges |
| CN204407188U (en) * | 2015-03-15 | 2015-06-17 | 佛山市南海区欣源电子有限公司 | A kind of Novel stacked wound film capacitor |
| CN104916439A (en) * | 2015-05-10 | 2015-09-16 | 长兴华强电子有限公司 | High temperature resistance miniature high-voltage capacitor |
| CN204884887U (en) * | 2015-08-17 | 2015-12-16 | 东莞市纬迪实业有限公司 | Be applied to film capacitor of TV power PFC circuit in a poor light |
Non-Patent Citations (3)
| Title |
|---|
| 宋启煌，王飞镝: "《精细化工工艺学 第3版》", 31 August 2013 * |
| 蔡强: "《锌合金》", 31 August 1987 * |
| 钱建华: "《精细化学品化学》", 31 December 2010 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113066667A (en) * | 2021-03-29 | 2021-07-02 | 安徽麦特电子股份有限公司 | Durable flame-retardant moisture-proof metallized film capacitor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161116 |
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| RJ01 | Rejection of invention patent application after publication |