CN109616323A - A kind of alminium electrolytic condenser electrolyte and preparation method thereof - Google Patents
A kind of alminium electrolytic condenser electrolyte and preparation method thereof Download PDFInfo
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- CN109616323A CN109616323A CN201811542775.6A CN201811542775A CN109616323A CN 109616323 A CN109616323 A CN 109616323A CN 201811542775 A CN201811542775 A CN 201811542775A CN 109616323 A CN109616323 A CN 109616323A
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- electrolytic condenser
- alminium electrolytic
- stabilizer
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- 239000003792 electrolyte Substances 0.000 title claims abstract description 47
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims abstract description 61
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 57
- REFJWTPEDVJJIY-UHFFFAOYSA-N Quercetin Chemical compound C=1C(O)=CC(O)=C(C(C=2O)=O)C=1OC=2C1=CC=C(O)C(O)=C1 REFJWTPEDVJJIY-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000001257 hydrogen Substances 0.000 claims abstract description 31
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 31
- 239000003381 stabilizer Substances 0.000 claims abstract description 29
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 26
- ZVOLCUVKHLEPEV-UHFFFAOYSA-N Quercetagetin Natural products C1=C(O)C(O)=CC=C1C1=C(O)C(=O)C2=C(O)C(O)=C(O)C=C2O1 ZVOLCUVKHLEPEV-UHFFFAOYSA-N 0.000 claims abstract description 25
- HWTZYBCRDDUBJY-UHFFFAOYSA-N Rhynchosin Natural products C1=C(O)C(O)=CC=C1C1=C(O)C(=O)C2=CC(O)=C(O)C=C2O1 HWTZYBCRDDUBJY-UHFFFAOYSA-N 0.000 claims abstract description 25
- MWDZOUNAPSSOEL-UHFFFAOYSA-N kaempferol Natural products OC1=C(C(=O)c2cc(O)cc(O)c2O1)c3ccc(O)cc3 MWDZOUNAPSSOEL-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229960001285 quercetin Drugs 0.000 claims abstract description 25
- 235000005875 quercetin Nutrition 0.000 claims abstract description 25
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 claims abstract description 24
- 229930195725 Mannitol Natural products 0.000 claims abstract description 24
- 239000000594 mannitol Substances 0.000 claims abstract description 24
- 235000010355 mannitol Nutrition 0.000 claims abstract description 24
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 239000003990 capacitor Substances 0.000 claims abstract description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 10
- 239000004411 aluminium Substances 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 23
- 238000002156 mixing Methods 0.000 claims description 20
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 13
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 10
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 10
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 claims description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 5
- 229930003268 Vitamin C Natural products 0.000 claims description 5
- TVXBFESIOXBWNM-UHFFFAOYSA-N Xylitol Natural products OCCC(O)C(O)C(O)CCO TVXBFESIOXBWNM-UHFFFAOYSA-N 0.000 claims description 5
- 150000001735 carboxylic acids Chemical class 0.000 claims description 5
- 150000002431 hydrogen Chemical class 0.000 claims description 5
- HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 claims description 5
- 229920000058 polyacrylate Polymers 0.000 claims description 5
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 5
- 150000005846 sugar alcohols Chemical class 0.000 claims description 5
- 235000019154 vitamin C Nutrition 0.000 claims description 5
- 239000011718 vitamin C Substances 0.000 claims description 5
- 239000000811 xylitol Substances 0.000 claims description 5
- 229960002675 xylitol Drugs 0.000 claims description 5
- 235000010447 xylitol Nutrition 0.000 claims description 5
- HEBKCHPVOIAQTA-SCDXWVJYSA-N xylitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)CO HEBKCHPVOIAQTA-SCDXWVJYSA-N 0.000 claims description 5
- SLAMLWHELXOEJZ-UHFFFAOYSA-N 2-nitrobenzoic acid Chemical compound OC(=O)C1=CC=CC=C1[N+]([O-])=O SLAMLWHELXOEJZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000005711 Benzoic acid Substances 0.000 claims description 4
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 4
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 4
- 229930006000 Sucrose Natural products 0.000 claims description 4
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims description 4
- 235000010233 benzoic acid Nutrition 0.000 claims description 4
- 239000004327 boric acid Substances 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 229920000137 polyphosphoric acid Polymers 0.000 claims description 4
- 239000005720 sucrose Substances 0.000 claims description 4
- 239000011975 tartaric acid Substances 0.000 claims description 4
- 235000002906 tartaric acid Nutrition 0.000 claims description 4
- ARKIFHPFTHVKDT-UHFFFAOYSA-N 1-(3-nitrophenyl)ethanone Chemical compound CC(=O)C1=CC=CC([N+]([O-])=O)=C1 ARKIFHPFTHVKDT-UHFFFAOYSA-N 0.000 claims description 3
- YQYGPGKTNQNXMH-UHFFFAOYSA-N 4-nitroacetophenone Chemical compound CC(=O)C1=CC=C([N+]([O-])=O)C=C1 YQYGPGKTNQNXMH-UHFFFAOYSA-N 0.000 claims description 3
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 3
- 125000005619 boric acid group Chemical group 0.000 claims description 3
- -1 carboxylic acids dicarboxylic acids Chemical class 0.000 claims description 3
- 239000008103 glucose Substances 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 2
- 235000009508 confectionery Nutrition 0.000 claims 1
- 238000005868 electrolysis reaction Methods 0.000 abstract description 5
- 230000002195 synergetic effect Effects 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 230000036571 hydration Effects 0.000 abstract description 3
- 238000006703 hydration reaction Methods 0.000 abstract description 3
- 229920002521 macromolecule Polymers 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 229920006395 saturated elastomer Polymers 0.000 abstract 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 4
- 229940050390 benzoate Drugs 0.000 description 4
- 229960004365 benzoic acid Drugs 0.000 description 4
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 229920000305 Nylon 6,10 Polymers 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- FDPIMTJIUBPUKL-UHFFFAOYSA-N pentan-3-one Chemical compound CCC(=O)CC FDPIMTJIUBPUKL-UHFFFAOYSA-N 0.000 description 2
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
- 235000012333 Vitis X labruscana Nutrition 0.000 description 1
- 240000006365 Vitis vinifera Species 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 125000000636 p-nitrophenyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)[N+]([O-])=O 0.000 description 1
- 238000012795 verification Methods 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
- H01G9/004—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)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The invention discloses a kind of alminium electrolytic condenser electrolyte, it is related to technical field of aluminum electrolysis, in order to which the high voltage performance for solving the electrolyte of existing aluminium electrolutic capacitor is poor, the problem that conductivity is low and causes condenser loss larger, including following raw material: ethylene glycol, diethylene glycol (DEG), solute, scintillation elevator, stabilizer, mannitol, disappear hydrogen agent, Quercetin, the invention also discloses the preparation methods of the alminium electrolytic condenser electrolyte, electrolyte prepared by the present invention adds a small amount of flash over voltage elevator, it can be improved its flash over voltage, by the way that stabilizer is added, it is all that there is very strong reproducibility and hydrophilic macromolecule organic, water and other harmful substances is prevented directly to contact with deielectric-coating, inhibit the raising of saturated vapour pressure, it prevents hydration and corrodes, by the way that mannitol and Quercetin is added, the two is synergistic, it can be into one Step improves the flash over voltage and conductivity of electrolyte, promotes the performance of electrolyte, has a vast market foreground.
Description
Technical field
The present invention relates to technical field of aluminum electrolysis, specifically a kind of alminium electrolytic condenser electrolyte and preparation method thereof.
Background technique
Aluminium electrolutic capacitor refers to that anode is aluminium, and cathode is the capacitor of electrolyte, and this capacitor has electricity well
Capacity, high temperature resistant voltage endurance capability is preferable, and has certain self-healing ability.In aluminium electrolutic capacitor, Working electrolyte
Important function is to safeguard the performance of capacitor with the defect on repairing anode oxide film, therefore, improve the quality of electrolyte,
It is the key that improve one of capacitor performance.Aluminium electrolutic capacitor when in use, in case of scintillation will breakdown electrode, thus
Make capacitor failure, so the flash over voltage for improving electrolyte has a very big significance.Now with large-size screen monitors colour TV, automobile electricity
The development of son, converter technique and many communication equipments, such as high pressure resistant, longevity higher and higher to the performance requirement of aluminium electrolutic capacitor
Life is long, use temperature range is wide etc..
But the high voltage performance of the electrolyte of existing aluminium electrolutic capacitor is poor, conductivity is low and capacitor is caused to damage
It consumes larger, is gradually difficult to meet requirement.
Summary of the invention
The purpose of the present invention is to provide a kind of alminium electrolytic condenser electrolyte and preparation method thereof, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme:
A kind of alminium electrolytic condenser electrolyte, including below according to the raw material of parts by weight: 60-80 parts of ethylene glycol, diethylene glycol (DEG) 10-
16 parts, 5-15 parts of solute, 1-5 parts of scintillation elevator, 1-3 parts of stabilizer, 0.5-2.5 parts of mannitol, 0.5-1.5 parts of the hydrogen agent that disappears,
1-3 parts of Quercetin.
As a further solution of the present invention: including below according to the raw material of parts by weight: 65-75 parts of ethylene glycol, diethylene glycol (DEG)
12-14 parts, 8-12 parts of solute, 2-4 parts of scintillation elevator, 1.5-2.5 parts of stabilizer, 1-2 parts of mannitol, disappear hydrogen agent 0.8-1.2
Part, 1.5-2.5 parts of Quercetin.
As a further solution of the present invention: including below according to the raw material of parts by weight: 70 parts of ethylene glycol, diethylene glycol (DEG) 13
Part, 10 parts of solute, 3 parts of scintillation elevator, 2 parts of stabilizer, 1.5 parts of mannitol, 1 part of the hydrogen agent that disappears, 2 parts of Quercetin.
As a further solution of the present invention: the solute is boric acid, borate, decanedioic acid, band branched carboxylic acids binary carboxylic
Acid is mixed at least three kinds in branched carboxylic acids dicarboxylate, azelaic acid hydrogen ammonium, benzoic acid, benzoate.
As a further solution of the present invention: the scintillation elevator is tartaric acid, citric acid, polyvinyl alcohol, poly- second two
Alcohol, ammonium polyacrylate, at least two mixing in polyglycereol.
As a further solution of the present invention: the stabilizer is dew sugar alcohol, D-sorbite, xylitol, polyphosphoric acid, grape
One of sugar, sucrose, vitamin C or a variety of mixing.
As a further solution of the present invention: the hydrogen agent that disappears is nitrobenzoic acid, m-nitroacetophenone or p-nitrophenyl
Any one in ethyl ketone.
As a further solution of the present invention: the preparation method of the alminium electrolytic condenser electrolyte, steps are as follows:
1) each raw material is weighed according to the ratio；
2) ethylene glycol, diethylene glycol (DEG), solute are added in blender, stir evenly 20-30min, and be heated to 80-100 DEG C,
Obtain mixed liquor A；
3) scintillation elevator, stabilizer, the hydrogen agent that disappears are added in mixed liquor A, 120 is continuously heating to after being sufficiently stirred
DEG C, obtain mixed liquid B；
4) mannitol, Quercetin are added in mixed liquid B, constant temperature stirs natural cooling after 1-2h, obtains required electrolysis
Liquid.
Compared with prior art, the beneficial effects of the present invention are: electrolyte prepared by the present invention adds a small amount of flash over voltage
Elevator can be improved its flash over voltage, all be to have very strong reproducibility and hydrophilic macromolecule by the way that stabilizer is added
Organic matter can fix hydrone well, and water and other harmful substances is prevented directly to contact with deielectric-coating, and saturation is inhibited to steam
The raising of air pressure prevents hydration and corrodes, and by the way that mannitol and Quercetin is added, the two is synergistic, can further increase
The flash over voltage and conductivity of electrolyte, promote the performance of electrolyte, have a vast market foreground.
Specific embodiment
Below in conjunction with specific embodiment, technical scheme in the embodiment of the invention is clearly and completely described, shows
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of alminium electrolytic condenser electrolyte, including below according to the raw material of parts by weight: ethylene glycol 60
Part, 10 parts of diethylene glycol (DEG), 5 parts of solute, 1 part of scintillation elevator, 1 part of stabilizer, 0.5 part of mannitol, disappear 0.5 part of hydrogen agent, Quercetin 1
Part.
Wherein, the solute is boric acid, borate, decanedioic acid, band branched carboxylic acids dicarboxylic acids according to mass ratio are 2:1:
1:1 mixing.
The scintillation elevator be tartaric acid, citric acid, polyvinyl alcohol according to mass ratio be 1:1:1 mixing.
The stabilizer be dew sugar alcohol, D-sorbite, xylitol according to mass ratio be 1:2:1 mixing.
The hydrogen agent that disappears is nitrobenzoic acid.
In the present embodiment, the preparation method of the alminium electrolytic condenser electrolyte, steps are as follows:
1) each raw material is weighed according to the ratio；
2) ethylene glycol, diethylene glycol (DEG), solute are added in blender, stir evenly 20min, and be heated to 80 DEG C, is mixed
Close liquid A；
3) scintillation elevator, stabilizer, the hydrogen agent that disappears are added in mixed liquor A, 120 is continuously heating to after being sufficiently stirred
DEG C, obtain mixed liquid B；
4) mannitol, Quercetin are added in mixed liquid B, constant temperature stirs natural cooling after 1h, obtains required electrolyte.
Embodiment 2
In the embodiment of the present invention, a kind of alminium electrolytic condenser electrolyte, including below according to the raw material of parts by weight: ethylene glycol 65
Part, 12 parts of diethylene glycol (DEG), 8 parts of solute, 2 parts of scintillation elevator, 1.5 parts of stabilizer, 1 part of mannitol, disappear 0.8 part of hydrogen agent, Quercetin
1.5 part.
Wherein, the solute be azelaic acid hydrogen ammonium, benzoic acid, benzoate according to mass ratio be 1:1:2 mixing.
The scintillation elevator be polyethylene glycol, ammonium polyacrylate, polyglycereol according to mass ratio be 1:1:1 mixing.
The stabilizer be sucrose, vitamin C according to mass ratio be 1:1 mixing.
The hydrogen agent that disappears is p-nitroacetophenone.
In the present embodiment, the preparation method of the alminium electrolytic condenser electrolyte, steps are as follows:
1) each raw material is weighed according to the ratio；
2) ethylene glycol, diethylene glycol (DEG), solute are added in blender, stir evenly 22min, and be heated to 85 DEG C, is mixed
Close liquid A；
3) scintillation elevator, stabilizer, the hydrogen agent that disappears are added in mixed liquor A, 120 is continuously heating to after being sufficiently stirred
DEG C, obtain mixed liquid B；
4) mannitol, Quercetin are added in mixed liquid B, constant temperature stirs natural cooling after 1.5h, obtains required electrolysis
Liquid.
Embodiment 3
In the embodiment of the present invention, a kind of alminium electrolytic condenser electrolyte, including below according to the raw material of parts by weight: ethylene glycol 70
Part, 13 parts of diethylene glycol (DEG), 10 parts of solute, 3 parts of scintillation elevator, 2 parts of stabilizer, 1.5 parts of mannitol, disappear 1 part of hydrogen agent, Quercetin 2
Part.
Wherein, the solute be boric acid, borate, benzoate according to mass ratio be 1:1:1 mixing.
The scintillation elevator is tartaric acid, citric acid, polyglycereol according to mass ratio 1:2:1 mixing.
The stabilizer be dew sugar alcohol, D-sorbite, xylitol, vitamin C according to mass ratio be 1:2:1:1 mixing.
The hydrogen agent that disappears is p-nitroacetophenone.
In the present embodiment, the preparation method of the alminium electrolytic condenser electrolyte, steps are as follows:
1) each raw material is weighed according to the ratio；
2) ethylene glycol, diethylene glycol (DEG), solute are added in blender, stir evenly 25min, and be heated to 90 DEG C, is mixed
Close liquid A；
3) scintillation elevator, stabilizer, the hydrogen agent that disappears are added in mixed liquor A, 120 is continuously heating to after being sufficiently stirred
DEG C, obtain mixed liquid B；
4) mannitol, Quercetin are added in mixed liquid B, constant temperature stirs natural cooling after 1.5h, obtains required electrolysis
Liquid.
Embodiment 4
In the embodiment of the present invention, a kind of alminium electrolytic condenser electrolyte, including below according to the raw material of parts by weight: ethylene glycol 75
Part, 14 parts of diethylene glycol (DEG), 12 parts of solute, 4 parts of scintillation elevator, 2.5 parts of stabilizer, 2 parts of mannitol, disappear 1.2 parts of hydrogen agent, Quercetin
2.5 part.
Wherein, the solute is band branched carboxylic acids dicarboxylic acids, band branched carboxylic acids dicarboxylate, azelaic acid hydrogen ammonium, benzene
Formic acid, benzoate are 1:1:1:2:1 mixing according to mass ratio.
It according to mass ratio is 1:1:2 that the scintillation elevator, which is polyvinyl alcohol, polyethylene glycol, ammonium polyacrylate, polyglycereol:
1 mixing.
The stabilizer be D-sorbite, xylitol, polyphosphoric acid, glucose according to mass ratio be 1:1:1:1 mixing.
The hydrogen agent that disappears is nitrobenzoic acid.
In the present embodiment, the preparation method of the alminium electrolytic condenser electrolyte, steps are as follows:
1) each raw material is weighed according to the ratio；
2) ethylene glycol, diethylene glycol (DEG), solute are added in blender, stir evenly 28min, and be heated to 95 DEG C, is mixed
Close liquid A；
3) scintillation elevator, stabilizer, the hydrogen agent that disappears are added in mixed liquor A, 120 is continuously heating to after being sufficiently stirred
DEG C, obtain mixed liquid B；
4) mannitol, Quercetin are added in mixed liquid B, constant temperature stirs natural cooling after 2h, obtains required electrolyte.
Embodiment 5
In the embodiment of the present invention, a kind of alminium electrolytic condenser electrolyte, including below according to the raw material of parts by weight: ethylene glycol 80
Part, 16 parts of diethylene glycol (DEG), 15 parts of solute, 5 parts of scintillation elevator, 3 parts of stabilizer, 2.5 parts of mannitol, disappear 1.5 parts of hydrogen agent, Quercetin
3 parts.
Wherein, the solute is band branched carboxylic acids dicarboxylate, azelaic acid hydrogen ammonium, benzoic acid according to mass ratio are 1:1:
1 mixing.
The scintillation elevator be polyvinyl alcohol, polyethylene glycol, ammonium polyacrylate according to mass ratio be 1:2:1 mixing.
The stabilizer be polyphosphoric acid, glucose, sucrose, vitamin C according to mass ratio be 1:1:2:1 mixing.
The hydrogen agent that disappears is m-nitroacetophenone.
In the present embodiment, the preparation method of the alminium electrolytic condenser electrolyte, steps are as follows:
1) each raw material is weighed according to the ratio；
2) ethylene glycol, diethylene glycol (DEG), solute are added in blender, stir evenly 30min, and be heated to 100 DEG C, is mixed
Close liquid A；
3) scintillation elevator, stabilizer, the hydrogen agent that disappears are added in mixed liquor A, 120 is continuously heating to after being sufficiently stirred
DEG C, obtain mixed liquid B；
4) mannitol, Quercetin are added in mixed liquid B, constant temperature stirs natural cooling after 2h, obtains required electrolyte.
Comparative example 1
Compared with Example 3, mannitol is free of, other are same as Example 3.
Comparative example 2
Compared with Example 3, Quercetin is free of, other are same as Example 3
Comparative example 3
Compared with Example 3, mannitol and Quercetin are free of, other are same as Example 3.
Performance verification
Such as following table
As can be seen from the above results, electrolyte prepared by the present invention have good proof voltage energy, and conductivity compared with
Height, loss is small, and especially mannitol and Quercetin have synergistic effect, and electrolyte prepared by the present invention adds a small amount of flash over voltage
Elevator can be improved its flash over voltage, all be to have very strong reproducibility and hydrophilic macromolecule by the way that stabilizer is added
Organic matter can fix hydrone well, and water and other harmful substances is prevented directly to contact with deielectric-coating, and saturation is inhibited to steam
The raising of air pressure prevents hydration and corrodes, and by the way that mannitol and Quercetin is added, the two is synergistic, can further increase
The flash over voltage and conductivity of electrolyte, promote the performance of electrolyte, have a vast market foreground.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of alminium electrolytic condenser electrolyte, which is characterized in that including below according to the raw material of parts by weight: 60-80 parts of ethylene glycol,
10-16 parts of diethylene glycol (DEG), 5-15 parts of solute, 1-5 parts of scintillation elevator, 1-3 parts of stabilizer, 0.5-2.5 parts of mannitol, disappear hydrogen agent
0.5-1.5 parts, 1-3 parts of Quercetin.
2. alminium electrolytic condenser electrolyte according to claim 1, which is characterized in that including below according to the original of parts by weight
Material: 65-75 parts of ethylene glycol, 12-14 parts of diethylene glycol (DEG), 8-12 parts of solute, 2-4 parts of scintillation elevator, 1.5-2.5 parts of stabilizer, sweet
Reveal alcohol 1-2 parts, 0.8-1.2 parts of the hydrogen agent that disappears, 1.5-2.5 parts of Quercetin.
3. alminium electrolytic condenser electrolyte according to claim 2, which is characterized in that including below according to the original of parts by weight
Material: 70 parts of ethylene glycol, 13 parts of diethylene glycol (DEG), 10 parts of solute, 3 parts of scintillation elevator, 2 parts of stabilizer, 1.5 parts of mannitol, disappear hydrogen agent 1
Part, 2 parts of Quercetin.
4. alminium electrolytic condenser electrolyte according to claim 1, which is characterized in that the solute is boric acid, borate, the last of the ten Heavenly stems
Diacid, with branched carboxylic acids dicarboxylic acids, in branched carboxylic acids dicarboxylate, azelaic acid hydrogen ammonium, benzoic acid, benzoate extremely
Few three kinds of mixing.
5. alminium electrolytic condenser electrolyte according to claim 1, which is characterized in that the scintillation elevator be tartaric acid,
Citric acid, polyvinyl alcohol, polyethylene glycol, ammonium polyacrylate, at least two mixing in polyglycereol.
6. alminium electrolytic condenser electrolyte according to claim 1, which is characterized in that the stabilizer is dew sugar alcohol, sorb
One of sugar alcohol, xylitol, polyphosphoric acid, glucose, sucrose, vitamin C or a variety of mixing.
7. alminium electrolytic condenser electrolyte according to claim 1, which is characterized in that it is described disappear hydrogen agent be nitrobenzoic acid,
Any one in m-nitroacetophenone or p-nitroacetophenone.
8. the preparation method of alminium electrolytic condenser electrolyte as claimed in claim 1, which is characterized in that steps are as follows:
Each raw material is weighed according to the ratio；
Ethylene glycol, diethylene glycol (DEG), solute are added in blender, 20-30min is stirred evenly, and be heated to 80-100 DEG C, is mixed
Close liquid A；
Scintillation elevator, stabilizer, the hydrogen agent that disappears are added in mixed liquor A, 120 DEG C is continuously heating to after being sufficiently stirred, obtains
Mixed liquid B；
Mannitol, Quercetin are added in mixed liquid B, constant temperature stirs natural cooling after 1-2h, obtains required electrolyte.
9. application of the alminium electrolytic condenser electrolyte as claimed in claim 1 in aluminium electrolutic capacitor.
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| CN112837944A (en) * | 2021-01-06 | 2021-05-25 | 广州金立电子有限公司 | High-voltage-resistant capacitor electrolyte and capacitor |
| CN112863878A (en) * | 2021-01-06 | 2021-05-28 | 广州金立电子有限公司 | Low-leakage aluminum electrolytic capacitor working electrolyte |
| CN113257575A (en) * | 2021-05-25 | 2021-08-13 | 深圳市凯琦佳科技股份有限公司 | Ultralow-loss electrolyte suitable for 125 degrees and preparation method thereof |
| CN115763079A (en) * | 2022-12-01 | 2023-03-07 | 兰州初鑫新材料有限公司 | Aluminum electrolytic capacitor electrolyte with high sparking voltage and high conductivity and preparation method thereof |
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