CN110246696A - A kind of capacitor electrolyte and fire-retardant industry control class aluminium electrolutic capacitor - Google Patents
A kind of capacitor electrolyte and fire-retardant industry control class aluminium electrolutic capacitor Download PDFInfo
- Publication number
- CN110246696A CN110246696A CN201910473031.1A CN201910473031A CN110246696A CN 110246696 A CN110246696 A CN 110246696A CN 201910473031 A CN201910473031 A CN 201910473031A CN 110246696 A CN110246696 A CN 110246696A
- Authority
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- Prior art keywords
- capacitor
- electrolyte
- electrolysis matter
- stabilizer
- solvent
- Prior art date
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- 239000003990 capacitor Substances 0.000 title claims abstract description 30
- 239000003792 electrolyte Substances 0.000 title claims abstract description 30
- 239000003063 flame retardant Substances 0.000 title claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 title claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 5
- 239000004411 aluminium Substances 0.000 title claims description 5
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003623 enhancer Substances 0.000 claims abstract description 14
- 239000001257 hydrogen Substances 0.000 claims abstract description 14
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 14
- 239000003381 stabilizer Substances 0.000 claims abstract description 14
- 239000000654 additive Substances 0.000 claims abstract description 13
- 230000000996 additive effect Effects 0.000 claims abstract description 13
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical group OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 12
- BDJRBEYXGGNYIS-UHFFFAOYSA-N azelaic acid group Chemical group C(CCCCCCCC(=O)O)(=O)O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 8
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 claims abstract description 8
- SLAMLWHELXOEJZ-UHFFFAOYSA-N 2-nitrobenzoic acid Chemical compound OC(=O)C1=CC=CC=C1[N+]([O-])=O SLAMLWHELXOEJZ-UHFFFAOYSA-N 0.000 claims abstract description 4
- BTJIUGUIPKRLHP-UHFFFAOYSA-N 4-nitrophenol Chemical compound OC1=CC=C([N+]([O-])=O)C=C1 BTJIUGUIPKRLHP-UHFFFAOYSA-N 0.000 claims abstract description 4
- FFVPRSKCTDQLBP-UHFFFAOYSA-N 9-Methylnonadecane Chemical group CCCCCCCCCCC(C)CCCCCCCC FFVPRSKCTDQLBP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229920000305 Nylon 6,10 Polymers 0.000 claims abstract description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 4
- ZSTLPJLUQNQBDQ-UHFFFAOYSA-N azanylidyne(dihydroxy)-$l^{5}-phosphane Chemical compound OP(O)#N ZSTLPJLUQNQBDQ-UHFFFAOYSA-N 0.000 claims abstract description 4
- GPKQLHLOONCFDY-UHFFFAOYSA-N bis(6-methylheptyl) phenyl phosphite Chemical group CC(C)CCCCCOP(OCCCCCC(C)C)OC1=CC=CC=C1 GPKQLHLOONCFDY-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 4
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 4
- JKTYGPATCNUWKN-UHFFFAOYSA-N 4-nitrobenzyl alcohol Chemical compound OCC1=CC=C([N+]([O-])=O)C=C1 JKTYGPATCNUWKN-UHFFFAOYSA-N 0.000 claims abstract description 3
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 abstract 1
- 229920002451 polyvinyl alcohol Polymers 0.000 abstract 1
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 235000019445 benzyl alcohol Nutrition 0.000 description 1
- 150000002085 enols Chemical class 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 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
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/0003—Protection against electric or thermal overload; cooling arrangements; means for avoiding the formation of cathode films
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/022—Electrolytes; Absorbents
- H01G9/035—Liquid electrolytes, e.g. impregnating materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/145—Liquid electrolytic capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The present invention discloses a kind of capacitor electrolyte, and weight proportion composition includes: main electrolyte: 5%~20%, the main electrolyte is 1,10- dimethyl octadecane diacid and its salt；Assisted electrolysis matter: 2%~8%, the assisted electrolysis matter is azelaic acid, decanedioic acid and its salt；Solvent: 55%~80%, the solvent is ethylene glycol；Flash over voltage enhancer: 2%~6%, the flash over voltage enhancer is the polyethylene glycol or polyvinyl alcohol of the degree of polymerization 3000~4000；Stabilizer: 2%~10%, the stabilizer is phosphorous acid diisooctyl phenylester；Disappear hydrogen agent: 0.2%~1%, the hydrogen agent that disappears is one of nitrobenzoic acid, p-nitrophenol, p nitrobenzyl alcohol or a variety of；Flame-retardant additive 0.2%~1%, the flame-retardant additive are three phosphonitrile of hexakis-methoxy basic ring；Capacitor electrolyte provided by the invention, conductivity is high, lightning fire pressure is high, the operation is stable.
Description
Technical field
The invention belongs to the manufacturing fields of electrolytic capacitor, and in particular to a kind of capacitor electrolyte and fire-retardant industry control eka-aluminum
Electrolytic capacitor.
Background technique
By professional standard, the pressure resistance of CD29L 400V product is that 450V is not sent out that is, in the case where the short time applying 450V
Raw breakdown is exploded, the significant change of no electrical parameter.New demand then provides, in the case where applying 600V voltage to capacitor,
Breakdown cannot occur, cannot explode, but explosion-proof valve is allowed normally to discharge.The requirement is to meet UL mark for frequency converter complete machine
Quasi-: when by the short circuit of one of under 600V two concatenated capacitors, breakdown, explosion cannot occur for another capacitor, in order to avoid complete machine is caused to damage
Accident.
Summary of the invention
The purpose of the present invention is to provide a kind of capacitor electrolytes, improve the long life high property of electrolytic capacitor
Energy.
A kind of capacitor electrolyte, weight proportion composition include:
Main electrolyte: 5%~20%, the main electrolyte is 1,10- dimethyl octadecane diacid and its salt；
Assisted electrolysis matter: 2%~8%, the assisted electrolysis matter is azelaic acid, decanedioic acid and its salt；
Solvent: 55%~80%, the solvent is ethylene glycol；
Flash over voltage enhancer: 2%~6%, the flash over voltage enhancer is the polyethylene glycol or poly- of the degree of polymerization 3000~4000
Vinyl alcohol；
Stabilizer: 2%~10%, the stabilizer is phosphorous acid diisooctyl phenylester；
Disappear hydrogen agent: 0.2%~1%, it is described disappear hydrogen agent be one of nitrobenzoic acid, p-nitrophenol, p nitrobenzyl alcohol or
It is a variety of；
Flame-retardant additive 0.2%~1%, the flame-retardant additive are three phosphonitrile of hexakis-methoxy basic ring.
Further, a kind of capacitor electrolyte, weight proportion composition includes: main electrolyte: 10%~18%, assisted electrolysis
Matter: 6%~8%, solvent 60%~80%, flash over voltage enhancer 5%~6%, stabilizer 5%~10%, the hydrogen agent 0.2%~0.8% that disappears, resistance
Fire additive 0.2%~1%.
Further, a kind of capacitor electrolyte, weight proportion composition includes: main electrolyte 18%, assisted electrolysis matter
7%, solvent 63%, flash over voltage enhancer 6%, stabilizer 5%, the hydrogen agent 0.5% that disappears, flame-retardant additive 0.5%.
Capacitor electrolyte provided by the invention, conductivity is high, lightning fire pressure is high, the operation is stable.
The object of the invention is also to provide a kind of fire-retardant industry control class aluminium electrolutic capacitor, the fire-retardant industry control class aluminium electroloysis
Capacitor uses the capacitor electrolyte.
Specific embodiment
Below by specific embodiment, the present invention will be further described.
A kind of capacitor electrolyte, weight proportion composition includes: main electrolyte: 5%~20%, assisted electrolysis matter: and 2%~8%,
Solvent: 55%~80%, flash over voltage enhancer: 2%~6%, stabilizer: 2%~10%, disappear hydrogen agent: 0.2%~1%, fire-retardant addition
Agent 0.2%~1%.
The main electrolyte is 1,10- dimethyl octadecane diacid and its salt；The assisted electrolysis matter is azelaic acid, decanedioic acid
And its salt；The solvent is ethylene glycol；Polyethylene glycol or poly- second of the flash over voltage enhancer for the degree of polymerization 3000~4000
Enol；The stabilizer is phosphorous acid diisooctyl phenylester；The hydrogen agent that disappears is nitrobenzoic acid, p-nitrophenol, to nitre
One of base benzyl alcohol is a variety of；The flame-retardant additive is three phosphonitrile of hexakis-methoxy basic ring.
In practical applications, preferably matching can are as follows: a kind of capacitor electrolyte, weight proportion composition includes: main electrolysis
Matter: 10%~18%, assisted electrolysis matter: 6%~8%, solvent 60%~80%, flash over voltage enhancer 5%~6%, stabilizer 5%~
10%, disappear hydrogen agent 0.2%~0.8%, flame-retardant additive 0.2%~1%.
More preferably: a kind of capacitor electrolyte, weight proportion composition includes: main electrolyte 18%, assisted electrolysis matter
7%, solvent 63%, flash over voltage enhancer 6%, stabilizer 5%, the hydrogen agent 0.5% that disappears, flame-retardant additive 0.5%.
According to the electrolyte of said components proportional arrangement, test performance index meets: it is required that flash over voltage is higher than 500V,
After 480V, before scintillation, need to generate more gas.
Claims (4)
1. a kind of capacitor electrolyte, weight proportion composition include:
Main electrolyte: 5%~20%, the main electrolyte is 1,10- dimethyl octadecane diacid and its salt；
Assisted electrolysis matter: 2%~8%, the assisted electrolysis matter is azelaic acid, decanedioic acid and its salt；
Solvent: 55%~80%, the solvent is ethylene glycol；
Flash over voltage enhancer: 2%~6%, the flash over voltage enhancer is the polyethylene glycol or poly- of the degree of polymerization 3000~4000
Vinyl alcohol；
Stabilizer: 2%~10%, the stabilizer is phosphorous acid diisooctyl phenylester；
Disappear hydrogen agent: 0.2%~1%, it is described disappear hydrogen agent be one of nitrobenzoic acid, p-nitrophenol, p nitrobenzyl alcohol or
It is a variety of；
Flame-retardant additive 0.2%~1%, the flame-retardant additive are three phosphonitrile of hexakis-methoxy basic ring.
2. a kind of capacitor electrolyte according to claim 1, it is characterised in that: weight proportion composition includes: main electrolysis
Matter: 10%~18%, assisted electrolysis matter: 6%~8%, solvent 60%~80%, flash over voltage enhancer 5%~6%, stabilizer 5%~
10%, disappear hydrogen agent 0.2%~0.8%, flame-retardant additive 0.2%~1%.
3. a kind of capacitor electrolyte according to claim 2, it is characterised in that: weight proportion composition includes: main electrolysis
Matter 18%, assisted electrolysis matter 7%, solvent 63%, flash over voltage enhancer 6%, stabilizer 5%, disappear hydrogen agent 0.5%, flame-retardant additive
0.5%。
4. a kind of fire-retardant industry control class aluminium electrolutic capacitor, it is characterised in that: the capacitor uses capacitor described in claim 1-3
Device electrolyte.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910473031.1A CN110246696A (en) | 2019-05-31 | 2019-05-31 | A kind of capacitor electrolyte and fire-retardant industry control class aluminium electrolutic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910473031.1A CN110246696A (en) | 2019-05-31 | 2019-05-31 | A kind of capacitor electrolyte and fire-retardant industry control class aluminium electrolutic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110246696A true CN110246696A (en) | 2019-09-17 |
Family
ID=67885764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910473031.1A Pending CN110246696A (en) | 2019-05-31 | 2019-05-31 | A kind of capacitor electrolyte and fire-retardant industry control class aluminium electrolutic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110246696A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908702A (en) * | 2021-02-03 | 2021-06-04 | 广州金立电子有限公司 | Electrolyte for electrolytic capacitor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040091772A1 (en) * | 2002-06-20 | 2004-05-13 | Boris Ravdel | Lithium-ion battery electrolytes with improved thermal stability |
| CN102789900A (en) * | 2012-04-24 | 2012-11-21 | 南通一品机械电子有限公司 | Electrolytic capacitor working electrolyte capable of improving high-temperature resistance and prolonging service life of electrolytic capacitor |
| CN109075382A (en) * | 2016-03-03 | 2018-12-21 | 国轩高科美国研究院 | Methylphosphine acyloxymethanes as electrolyte composition |
| CN109698315A (en) * | 2017-10-20 | 2019-04-30 | 三星电子株式会社 | The method of stretchable electrode, the electrochemical apparatus including it and the stretchable electrode of manufacture |
-
2019
- 2019-05-31 CN CN201910473031.1A patent/CN110246696A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040091772A1 (en) * | 2002-06-20 | 2004-05-13 | Boris Ravdel | Lithium-ion battery electrolytes with improved thermal stability |
| CN102789900A (en) * | 2012-04-24 | 2012-11-21 | 南通一品机械电子有限公司 | Electrolytic capacitor working electrolyte capable of improving high-temperature resistance and prolonging service life of electrolytic capacitor |
| CN109075382A (en) * | 2016-03-03 | 2018-12-21 | 国轩高科美国研究院 | Methylphosphine acyloxymethanes as electrolyte composition |
| CN109698315A (en) * | 2017-10-20 | 2019-04-30 | 三星电子株式会社 | The method of stretchable electrode, the electrochemical apparatus including it and the stretchable electrode of manufacture |
Non-Patent Citations (1)
| Title |
|---|
| 廖振华等: "铝电解电容器用难燃性工作电解液", 《研究与试制》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908702A (en) * | 2021-02-03 | 2021-06-04 | 广州金立电子有限公司 | Electrolyte for electrolytic capacitor |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190917 |
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| RJ01 | Rejection of invention patent application after publication |