CN108231420A - A kind of quick charge aluminium electrolutic capacitor and preparation method thereof - Google Patents
A kind of quick charge aluminium electrolutic capacitor and preparation method thereof Download PDFInfo
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- CN108231420A CN108231420A CN201810039453.3A CN201810039453A CN108231420A CN 108231420 A CN108231420 A CN 108231420A CN 201810039453 A CN201810039453 A CN 201810039453A CN 108231420 A CN108231420 A CN 108231420A
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- 239000003990 capacitor Substances 0.000 title claims abstract description 44
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 30
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 239000004411 aluminium Substances 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title claims description 14
- 239000011888 foil Substances 0.000 claims abstract description 61
- 239000003792 electrolyte Substances 0.000 claims abstract description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000004880 explosion Methods 0.000 claims abstract description 20
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 17
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 17
- 229920001971 elastomer Polymers 0.000 claims abstract description 16
- 239000002390 adhesive tape Substances 0.000 claims abstract description 11
- 238000012856 packing Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 239000000243 solution Substances 0.000 claims description 53
- 239000000178 monomer Substances 0.000 claims description 25
- 239000002904 solvent Substances 0.000 claims description 21
- 239000002253 acid Substances 0.000 claims description 18
- 239000002048 multi walled nanotube Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000003999 initiator Substances 0.000 claims description 15
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 12
- 239000000047 product Substances 0.000 claims description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 9
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 9
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- 239000003431 cross linking reagent Substances 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 6
- 150000001263 acyl chlorides Chemical class 0.000 claims description 6
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 235000011187 glycerol Nutrition 0.000 claims description 6
- 238000002386 leaching Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 229910017604 nitric acid Inorganic materials 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 4
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 4
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims description 4
- -1 butylphosphoric acid ester Chemical class 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 4
- WDCYWAQPCXBPJA-UHFFFAOYSA-N 1,3-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC([N+]([O-])=O)=C1 WDCYWAQPCXBPJA-UHFFFAOYSA-N 0.000 claims description 3
- RTBFRGCFXZNCOE-UHFFFAOYSA-N 1-methylsulfonylpiperidin-4-one Chemical compound CS(=O)(=O)N1CCC(=O)CC1 RTBFRGCFXZNCOE-UHFFFAOYSA-N 0.000 claims description 3
- CFVWNXQPGQOHRJ-UHFFFAOYSA-N 2-methylpropyl prop-2-enoate Chemical compound CC(C)COC(=O)C=C CFVWNXQPGQOHRJ-UHFFFAOYSA-N 0.000 claims description 3
- IQUPABOKLQSFBK-UHFFFAOYSA-N 2-nitrophenol Chemical compound OC1=CC=CC=C1[N+]([O-])=O IQUPABOKLQSFBK-UHFFFAOYSA-N 0.000 claims description 3
- JKTYGPATCNUWKN-UHFFFAOYSA-N 4-nitrobenzyl alcohol Chemical compound OCC1=CC=C([N+]([O-])=O)C=C1 JKTYGPATCNUWKN-UHFFFAOYSA-N 0.000 claims description 3
- BTJIUGUIPKRLHP-UHFFFAOYSA-N 4-nitrophenol Chemical compound OC1=CC=C([N+]([O-])=O)C=C1 BTJIUGUIPKRLHP-UHFFFAOYSA-N 0.000 claims description 3
- FLDCSPABIQBYKP-UHFFFAOYSA-N 5-chloro-1,2-dimethylbenzimidazole Chemical compound ClC1=CC=C2N(C)C(C)=NC2=C1 FLDCSPABIQBYKP-UHFFFAOYSA-N 0.000 claims description 3
- 239000001741 Ammonium adipate Substances 0.000 claims description 3
- BNUHAJGCKIQFGE-UHFFFAOYSA-N Nitroanisol Chemical compound COC1=CC=C([N+]([O-])=O)C=C1 BNUHAJGCKIQFGE-UHFFFAOYSA-N 0.000 claims description 3
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 239000001361 adipic acid Substances 0.000 claims description 3
- 235000011037 adipic acid Nutrition 0.000 claims description 3
- 125000005210 alkyl ammonium group Chemical group 0.000 claims description 3
- 235000019293 ammonium adipate Nutrition 0.000 claims description 3
- JFCQEDHGNNZCLN-UHFFFAOYSA-N anhydrous glutaric acid Natural products OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- SATJMZAWJRWBRX-UHFFFAOYSA-N azane;decanedioic acid Chemical compound [NH4+].[NH4+].[O-]C(=O)CCCCCCCCC([O-])=O SATJMZAWJRWBRX-UHFFFAOYSA-N 0.000 claims description 3
- MWUJSMAEVXVTIZ-UHFFFAOYSA-N azane;octanedioic acid Chemical compound N.OC(=O)CCCCCCC(O)=O MWUJSMAEVXVTIZ-UHFFFAOYSA-N 0.000 claims description 3
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 3
- 239000004327 boric acid Substances 0.000 claims description 3
- BNMJSBUIDQYHIN-UHFFFAOYSA-N butyl dihydrogen phosphate Chemical compound CCCCOP(O)(O)=O BNMJSBUIDQYHIN-UHFFFAOYSA-N 0.000 claims description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 239000000706 filtrate Substances 0.000 claims description 3
- 150000002432 hydroperoxides Chemical class 0.000 claims description 3
- 238000005470 impregnation Methods 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 235000013772 propylene glycol Nutrition 0.000 claims description 3
- 239000013557 residual solvent Substances 0.000 claims description 3
- 229940116351 sebacate Drugs 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 150000003504 terephthalic acids Chemical class 0.000 claims description 3
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 claims description 3
- 238000002525 ultrasonication Methods 0.000 claims description 3
- 238000001291 vacuum drying Methods 0.000 claims description 3
- CQLCSKMKNLINGZ-UHFFFAOYSA-N 2-hexylhexanedioic acid Chemical class CCCCCCC(C(O)=O)CCCC(O)=O CQLCSKMKNLINGZ-UHFFFAOYSA-N 0.000 claims description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 2
- OTRAYOBSWCVTIN-UHFFFAOYSA-N OB(O)O.OB(O)O.OB(O)O.OB(O)O.OB(O)O.N.N.N.N.N.N.N.N.N.N.N.N.N.N.N Chemical compound OB(O)O.OB(O)O.OB(O)O.OB(O)O.OB(O)O.N.N.N.N.N.N.N.N.N.N.N.N.N.N.N OTRAYOBSWCVTIN-UHFFFAOYSA-N 0.000 claims description 2
- 229940067597 azelate Drugs 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 claims description 2
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 claims description 2
- JRKICGRDRMAZLK-UHFFFAOYSA-N peroxydisulfuric acid Chemical compound OS(=O)(=O)OOS(O)(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-N 0.000 claims description 2
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims 1
- 229920002125 Sokalan® Polymers 0.000 claims 1
- 150000001336 alkenes Chemical class 0.000 claims 1
- 238000006396 nitration reaction Methods 0.000 claims 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims 1
- 239000004584 polyacrylic acid Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 206010037660 Pyrexia Diseases 0.000 abstract description 3
- 239000000839 emulsion Substances 0.000 description 16
- 239000002245 particle Substances 0.000 description 16
- 238000006116 polymerization reaction Methods 0.000 description 14
- 150000003254 radicals Chemical class 0.000 description 13
- 238000010586 diagram Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000011245 gel electrolyte Substances 0.000 description 3
- 230000000977 initiatory effect Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 2
- GJYJYFHBOBUTBY-UHFFFAOYSA-N alpha-camphorene Chemical compound CC(C)=CCCC(=C)C1CCC(CCC=C(C)C)=CC1 GJYJYFHBOBUTBY-UHFFFAOYSA-N 0.000 description 2
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000002828 nitro derivatives Chemical class 0.000 description 2
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- GWZMWHWAWHPNHN-UHFFFAOYSA-N 2-hydroxypropyl prop-2-enoate Chemical compound CC(O)COC(=O)C=C GWZMWHWAWHPNHN-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- AGLSQWBSHDEAHB-UHFFFAOYSA-N azane;boric acid Chemical compound N.OB(O)O AGLSQWBSHDEAHB-UHFFFAOYSA-N 0.000 description 1
- IKFMRFYLIRAXAJ-UHFFFAOYSA-N azane;nonanedioic acid Chemical compound N.OC(=O)CCCCCCCC(O)=O IKFMRFYLIRAXAJ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003466 welding 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
- H01G9/02—Diaphragms; Separators
-
- 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
- H01G9/004—Details
- H01G9/08—Housing; Encapsulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
A kind of quick charge aluminium electrolutic capacitor, being generated including shell, core packet and rubber plug, on the inner wall of shell has one layer of insulating film;The both sides of the edge of anode foil are located at the inside of cathode foil both sides of the edge, and the both sides of the edge of cathode foil are stretched out in the both sides of the edge of electrolytic paper;The internal valve of outer casing bottom is provided with anti-explosion groove, and one layer of packing paper is provided between core packet bottom and anti-explosion groove, and the outermost layer of core packet is wound with one layer or multi-layer transparent adhesive tape;The shell surface of outer casing bottom is smooth and prints or posts a layer identification film;Liquid includes solution systemAnd solution system;Solution systemThe interior carbon nanotube containing mass percent 2% 15%.The electrolyte ion conductivity of the quick charge aluminium electrolutic capacitor of the present invention is high, impedance is small, the fever of capacitor when this can just reduce large current charge.Simultaneously in the present invention, cathode foil, anode foil and electrolytic paper both sides of the edge shift to install the stability that can ensure capacitor.
Description
Technical field
The present invention relates to a kind of capacitors more particularly to a kind of quick charge aluminium electrolutic capacitor and preparation method thereof.
Background technology
Aluminium electrolutic capacitor is mainly used for filtering, bypasses, couples, itself has the ability of certain resistance to rush of current.
However under the background of present fast pace life, can quick charge have become the development trends of various products.However one
As capacitor in the case of heavy current impact, it may appear that moment acutely generates heat, so as to cause capacitor internal scintillation or anti-
Quick-fried valve blows failure.
Invention content
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide one kind can quick charge, and
Good quick charge aluminium electrolutic capacitor of stability and preparation method thereof.
In order to solve the above technical problems, technical solution proposed by the present invention is:A kind of quick charge aluminium electrolutic capacitor, packet
Shell, core packet and rubber plug are included, the core packet is sealed inside the shell after electrolyte is impregnated with by rubber plug;On the inner wall of the shell
Generation has one layer of insulating film;The core packet is wound by cathode foil, anode foil and electrolytic paper, the both sides of the edge of the anode foil
Positioned at the inside of cathode foil both sides of the edge, the both sides of the edge of cathode foil are stretched out in the both sides of the edge of the electrolytic paper;The shell bottom
The internal valve in portion is provided with anti-explosion groove, the bottom of the anti-explosion groove face core packet, and is set between core packet bottom and anti-explosion groove
There is one layer of packing paper, the outermost layer of the core packet is wound with one layer or multi-layer transparent adhesive tape, and adhesive tape makes core packet
Lateral surface;The shell surface of the outer casing bottom is smooth and prints or posts a layer identification film.In the present invention, to capacitor
Internal structure has carried out new design.In the present invention, if shell uses aluminum hull, the insulating film of outer casing inner wall can be oxidation
Aluminium;Can also generate one layer of insulating film being coated with after alumina insulating film;Other than if shell is using aluminum material
Other materials then needs that last layer insulating film is coated or plated on the inner wall of shell.
In the present invention, inside the housing, the lateral surface of such outer casing bottom is exactly a smooth table for anti-explosion groove setting
Face so that the identification information of product sticks a layer identification film in the bottom of shell can.The letter of traditional capacitor product
Breath such as anode mark, cathode mark, capacity and manufacturer's print information are plated in the outer of outer casing bottom in membrane form
On side.When the present invention capacitor welding in the circuit board after, can be with since product information mark is positioned at the tail portion of capacitor
It is immediately seen, it is very convenient;When especially assist side is tested, when needing replacing the capacitor of different size.
In the present invention, packing paper can keep apart anti-explosion groove and core packet, the smooth journey at the groove body edge of such anti-explosion groove
Degree can lower the requirement so that shell it is easy to process.Groove body will not scratch core packet bottom under the action of packing paper, and
Capacitor can play certain cushioning effect when explosion, electrolyte be prevented to be directly sprayed onto on wiring board, to circuit
Strip is damaged.
In the present invention, adhesive tape makes the lateral surface of core packet, and adhesive tape can be to core when production in this way
Packet plays a very good protection, and prevents core packet from being collided with and be damaged when being impregnated with and organizing vertical.
The electrolyte includes solution systemAnd solution system, the solution systemAnd solution systemWeight mix
It is 1 to close proportioning:4-7:3;The solution systemThe interior carbon nanotube containing mass percent 2%-15%;The solution system
The crosslinking agent of polymerized monomer, 2%-20% and the thermal initiator of 0.1%-10% including 85%-95%, the thermal initiator include peroxide
Change the one or more of hydrogen, persulfate and hydroperoxides;The polymerized monomer either may be used for the compound containing double bond
The acrylic acid and its derivative that open loop is polymerize.
In the present invention, the carbon nanotube is uses the concentrated sulfuric acid:Concentrated nitric acid=3:The modified carbon nano tube of 1 solution treatment
Pipe.
In the present invention, the crosslinking agent includes methacrylic acid -2- ethylhexyls, methacrylic acid -2- hydroxy methacrylates, first
Base 2-hydroxypropyl acrylate, methyl methacrylate it is one or more;The polymerized monomer includes acrylic acid, polypropylene
Acid, methyl acrylate, isobutyl acrylate, ethyl methacrylate it is one or more.
In the present invention, the solution systemFurther include the main solvent of 45%-65%, the secondary solvent of 15%-25%, 8-25%
Main solute, the secondary solute of 2%-5% and the additive of 0.5%-3%;The main solvent can be ethylene glycol, the secondary solvent packet
Include the one or more of water, glycerine, glycerine, propylene glycol and 1,4-butanediol.
In the present invention, the main solute includes succinic acid, glutaric acid, adipic acid, ammonium adipate, ammonium octanedioic acid, azelaic acid
Ammonium, ammonium sebacate, 1,7- ammonium sebacates, isosebacic acid ammonium, alkyl ammonium sebacate, dodecandioic acid ammonium, 2- hexyl adipic acids one
Kind is a variety of;The pair solute includes boric acid, polyvinyl alcohol, polyethylene glycol, butylphosphoric acid ester, phosphoric acid mono-n-butylester, ammonium pentaborate, benzene
Diacid, terephthalic acids, citric acid it is one or more.
In the present invention, the additive includes nitro compound, including p-nitrophenol, o-nitrophenol, dinitro
Benzene, paranitroanisole or p nitrobenzyl alcohol, ammonium hypophosphite it is one or more.
The thermal initiator that the present invention uses is water solubility, inorganic, middle warm type, can uniformly be dissolved into the molten of electrolyte
In agent, uniform gel state electrolyte can be obtained, other types initiator is effectively prevented and is unable to uniform dissolution to electrolyte
The partial polymerization that is brought in solvent is insufficient, the short-circuit equivalent risk of capacitor internal.
By the way of polymerisation in solution, thermal initiator is uniformly distributed in solvent the present invention, hot in case of heating
Initiator itself is decomposed, and fracture forms two initial radicals, then causes monomer radical and polymerisation occurs, obtain
The ratio of viscosities bulk polymerization of the polymerization system arrived is low, and mixing and heat dissipation are easier, and production operation and temperature are all easily controllable, also
Using the evaporation of solvent to exclude heat of polymerization.
Common organic peroxide polymerization initiator(Such as:α, α `- azodiisobutyronitriles)It decomposes at its own
Reaction can generate nitrogen and be cured with wrapping up the state of bubble inside gel while generating free radicals, due to bubble
In the presence of, it is difficult to obtain uniform gel macromolecule.
In the present invention, initiator molecule contains weak bond, and two primary group of free radicals, primary group of free radicals are generated by heat resolve
Then cause monomer to generate free radicals that chain initiation reaction generation polymerisation occurs so as to form gel state.As shown in Figure 1
It is persulfate initiator heat resolve into the schematic diagram of free radical.
Initiation is divided into the following steps in polymerization process:(1) initiator resolves into initial radical in water phase;(2) it is initial
Free radical is in water phase(Electrolyte even can all have the presence of water in process for preparation after the completion of preparing)It is middle to cause polymerization;(3)
Initial radical monomer in water phase is diffused into emulsion particle or in monomer droplet;(4) free radical causes polymerization in emulsion particle,
Generate high molecular polymer so that emulsion particle is constantly grown up.
First stage, emulsion particle generated the phase one by one.It polymerize from starting to cause, until the micella that emulsifier is formed disappears, polymerization
Increasing rate.The free radical generated in water phase is diffused into micella, is caused, increased, and constantly forms emulsion particle, while water
Monomer can also cause polymerization in phase, and absorption emulsifier molecules form emulsion particle.With continuing for initiation polymerization, solubilized glue
Beam is constantly nucleated, and emulsion particle is on the increase or is increased, and when monomer conversion 15% or so, micella all disappears, do not re-form new
Emulsion particle causes polymerization and is carried out completely in emulsion particle later.
Second stage constant speed phase one by one.After micella disappears, polymerization enters second stage.Chain causes, increases and terminates reaction
Continuation carries out in emulsion particle, and drop still plays a part of warehouse, constantly supplies monomer to emulsion particle.Monomer concentration in emulsion particle
It remains unchanged, in addition latex grain number is constant, the rate of polymerization in this stage is also substantially certain.Monomer conversion is up to 50% or so, liquid
Drop all disappears, and monomer fully enters emulsion particle, starts to be transferred to the phase III.
Reduction of speed phase one by one phase III.It is made of monomer and polymer two parts in emulsion particle, the free radical in water can be with
It continues to diffuse into emulsion particle to cause or terminate, but monomer, again without supplement source, rate of polymerization will be with monomer concentration in emulsion particle
It reduces and reduces, until polymerization is completed.
In the present invention, carbon nanotube is multi-walled carbon nanotube, the polyetheramine and polymer of multi-walled carbon nanotube surface grafting
Between form cross-linked structure, improve the mechanical property of electrolyte;Simultaneously in the present invention, carbon nano tube surface grafting is poly-
Ether amines are chemically crosslinked with copolymer, are conducive to the wind of carbon nanotube in the polymer and are dissipated.
In the present invention, after multi-walled carbon nanotube surface grafting polyetheramine, with gel electrolyte it is compound after, gel electrolyte
Ionic conductivity improves, and impedance reduces, and due to the particular geometries of carbon nanotube, can be adsorbed in gel electrolyte
More electrolyte, the concentration in such electrolyte are high.
In the present invention, anode foil both sides of the edge 0.5-1mm, the electrolytic paper are stretched out in the both sides of the edge of the cathode foil respectively
Both sides of the edge stretch out cathode foil both sides of the edge 0.5-1mm respectively.In the present invention, the both sides of the edge of cathode foil and anode foil are wrong
Position is thus that burr in cathode foil has pierced through electrolytic paper and will not snap into anode foil so as to cause short circuit.This hair
The both sides of the edge of cathode foil are stretched out in the both sides of the edge of bright middle electrolytic paper respectively, can increase electricity when large current charge in this way
The creepage distance of stream.
In the present invention, the bottom of the rubber stopper is provided with zigzag or dotted protrusion, and protrusion is stretched with core packet
The electrolytic paper gone out is in close contact.In the present invention, besides dust or metal fillings are when fall on rubber stopper when produce
Due to the presence of protrusion, it is very easy to blow away it from rubber stopper.
In the present invention, the corner of the anti-explosion groove is arranged to smooth arcwall face.
The preparation method of the quick charge aluminium electrolutic capacitor of the present invention, includes the following steps:1)It cuts, according to product
Design size cuts cathode foil, anode foil and electrolytic paper;
2)Cathode foil, electrolytic paper and anode foil are wound into core packet, and anode foil two is stretched out in the both sides of the edge of cathode foil respectively
Cathode foil both sides of the edge 0.5-1mm is stretched out in lateral edges 0.5-1mm, the both sides of the edge of the electrolytic paper respectively;
3)One layer or multi-layer transparent adhesive tape are wound on the lateral surface of core packet;
4)Core is included into leaching electrolyte;
Electrolyte is configured:A, carbon nanotube is added to the concentrated sulfuric acid by the preparation including modified carbon nano-tube:Concentrated nitric acid=3:
In 1 acid solution, with ultrasonication 30min, and it is vigorously stirred;B, temperature is heated slowly to 135 in 100min Celsius
Degree;C, it after solution cooling, is diluted with plasma water, and with the aqueous miillpore filters of PVdF of 20 micron pore sizes in sand core funnel
Filtering, it is 7 to be cleaned repeatedly with deionized water to filtrate pH value;Then obtained solid is made into aqueous solution, stood for 24 hours, with rotation
Evaporimeter removes de-ionate, 48 hours dry in 70 degrees Celsius of vacuum drying ovens, obtains the multi-walled carbon nanotube of carboxyl words;
D, excessive thionyl chloride (SOCl2) is added in multi-walled carbon nanotube, is flowed back 24 hours under conditions of 60 degrees Celsius,
Obtain dry acyl chlorides multi-walled carbon nano-tube;E, acyl chlorides multi-walled carbon nano-tube is reacted with excessive polyetheramine at 110 DEG C
48h filters solution after cooling, is washed to remove remaining polyetheramine completely repeatedly with acetone;F, the product of E is placed in 40 to take the photograph
It is 24 hours dry in the vacuum tank of family name's degree, it is preserved after removing residual solvent to get the multi wall being grafted to the polyetheramine being modified with acid
Carbon nanotube;
Prepare solution system, main solvent and secondary solvent are heated to 90-120 degrees Celsius after mixing, it is molten to add in master
Matter, secondary solute and step 1)The multi-walled carbon nanotube that the polyetheramine modified with acid of preparation is grafted, is uniformly mixed under ultrasonic wave,
30-60 minutes are kept the temperature at a temperature of 110-140 degrees Celsius, is cooled to 100 degrees Celsius of addition additives, and be cooled to room temperature;
Prepare solution system, monomer used, crosslinking agent are sequentially added in liquid pool, after being mixed evenly, add in heat
Initiator stirs 30-50 minutes;
By solution systemAnd solution systemAccording to 1:4-7:3 proportioning is mixed and stirred for 10-30 minutes, is obtained uniform, clear
Clear solution;
By the method for vacuum impregnation, core is included into leaching stepObtained uniform, clear solution;
By stepTreated core packet is placed on temperature is oven for curing -4 hours 20 minutes of 65 DEG C ~ 105 DEG C, obtain
To the quick charge aluminium electrolutic capacitor of the electrolyte containing gel state;
5)By step 4)Obtained core packet carries out group and stands,Have in generation and one layer of packing paper is placed in the shell of insulating film;Pass through
Rubber stopper seals core packet inside the shell;
6)A layer identification film is sticked in the bottom of shell.
In the present invention, one layer of packing paper is placed inside the shell, in this way during capacitor aging or use, is prevented
When quick-fried slot is opened, electrolyte will not directly be gone out from anti-explosion groove, so as to cause the situation of electrolyte contamination wiring board.Simultaneously
In the present invention, the presence of logo membrane also can further play the role of the impact of electrolyte buffering, and at least core packet will not be with
Electrolyte to go out together.
Compared with prior art, the advantage of the invention is that:The electrolyte of the quick charge aluminium electrolutic capacitor of the present invention
Ionic conductivity is high, impedance is small, the fever of capacitor when this can just reduce large current charge.Simultaneously in the present invention, just
Pole foil, anode foil and electrolytic paper both sides of the edge shift to install the stability that can ensure capacitor.
Description of the drawings
Fig. 1 is the structure diagram of quick charge aluminium electrolutic capacitor of the present invention.
Fig. 2 is the structure enlargement diagram at A in Fig. 1.
Fig. 3 is the structure enlargement diagram at B in Fig. 1.
Fig. 4 is the structure diagram after core packet of the present invention expansion.
The structure diagram of anti-explosion groove in the present invention of Fig. 5 positions.
Marginal data
1st, shell;2nd, core packet;3rd, rubber stopper;4th, insulating film;5th, cathode foil;6th, anode foil;7th, electrolytic paper;8th, adhesive tape;9、
Anti-explosion groove;10th, packing paper;11st, logo membrane;12nd, it is raised.
Specific embodiment
For the ease of understanding the present invention, present invention work more comprehensively, is meticulously described below in conjunction with preferred embodiment,
But the protection scope of the present invention is not limited to the following specific embodiments.
It should be strongly noted that when a certain element, to be described as " be fixed on, be fixed in, be connected to or be communicated in " another
When on element, it can be directly fixed, affixed, connection or connect on another element or by connecting among other
Fitting is indirectly fixed, affixed, connection or connection are on another element.
Unless otherwise defined, all technical terms used hereinafter and the normally understood meaning of those skilled in the art
It is identical.Technical term used herein is intended merely to the purpose of description specific embodiment, is not intended to the limitation present invention
Protection domain.
Embodiment
A kind of quick charge aluminium electrolutic capacitor as shown in Figure 1, including shell 1, core packet 2 and rubber plug 3, core packet 2 is being impregnated with
It is sealed in shell 1 by rubber plug after electrolyte.As shown in figure 3, generation has one layer of insulating film 4 on the inner wall of shell 1;Core packet 2
It is wound by cathode foil 5, anode foil 6 and electrolytic paper 7, the both sides of the edge of anode foil 6 are located at the interior of 5 both sides of the edge of cathode foil
The both sides of the edge of cathode foil 5 are stretched out in side, the both sides of the edge of electrolytic paper 7.As shown in Figure 2 and Figure 5, the internal valve of 1 bottom of shell is set
Anti-explosion groove 9, the bottom of 9 face core packet 2 of anti-explosion groove are equipped with, and one layer of packing paper is provided between 2 bottom of core packet and anti-explosion groove 9
10, the outermost layer of core packet 2 is wound with one layer or multi-layer transparent adhesive tape 8;The shell surface of 1 bottom of shell it is smooth and print or
Post a layer identification film 11.In the present embodiment, the bottom of rubber stopper 3 is provided with zigzag or dotted protrusion 12, and convex
12 electrolytic papers 7 stretched out with core packet 2 are played to be in close contact.The corner of anti-explosion groove 9 is arranged to smooth arcwall face.
In the present embodiment, electrolyte includes solution systemAnd solution system, solution systemAnd solution systemWeight
Mixing match is 1:4-7:3;Solution systemThe interior carbon nanotube containing mass percent 5%, carbon nanotube is uses the concentrated sulfuric acid:It is dense
Nitric acid=3:The modified carbon nano-tube of 1 solution treatment.Solution systemIncluding 85% polymerized monomer, 10% crosslinking agent and 5%
Thermal initiator, thermal initiator include hydrogen peroxide, persulfate and hydroperoxides it is one or more;Polymerized monomer be containing
There is the compound of double bond either can the open loop acrylic acid and its derivative that are polymerize.
In the present embodiment, crosslinking agent is methacrylic acid -2- hydroxy methacrylates.Polymerized monomer is isobutyl acrylate.
In the present embodiment, solution systemFurther include 50% main solvent, 20% secondary solvent, 20% main solute, 4%
Secondary solute and 1% additive;Main solvent can be ethylene glycol, secondary solvent for water, glycerine, glycerine, propylene glycol and Isosorbide-5-Nitrae-
Butanediol it is one or more.In the present embodiment, main solute includes succinic acid, glutaric acid, adipic acid, ammonium adipate, suberic acid
Ammonium, ammonium azelate, ammonium sebacate, 1,7- ammonium sebacates, isosebacic acid ammonium, alkyl ammonium sebacate, dodecandioic acid ammonium, 2- hexyls oneself
Diacid it is one or more;Secondary solute includes boric acid, polyvinyl alcohol, polyethylene glycol, butylphosphoric acid ester, phosphoric acid mono-n-butylester, five boric acid
Ammonium, phthalic acid, terephthalic acids, citric acid it is one or more.
In the present embodiment, additive include nitro compound, including p-nitrophenol, o-nitrophenol, m-dinitrobenzene,
Paranitroanisole or p nitrobenzyl alcohol, ammonium hypophosphite it is one or more.
As shown in figure 4,6 both sides of the edge 0.8mm of anode foil, the both sides of electrolytic paper 7 are stretched out in the both sides of the edge of cathode foil 5 respectively
Edge stretches out 5 both sides of the edge 0.8mm of cathode foil respectively.
The preparation method of the quick charge aluminium electrolutic capacitor of the present embodiment, includes the following steps:1)It cuts, according to product
Design size cut cathode foil, anode foil and electrolytic paper;
2)Cathode foil, electrolytic paper and anode foil are wound into core packet, and anode foil two is stretched out in the both sides of the edge of cathode foil respectively
Cathode foil both sides of the edge 0.8mm is stretched out in lateral edges 0.8mm, the both sides of the edge of electrolytic paper respectively;
3)One layer or multi-layer transparent adhesive tape are wound on the lateral surface of core packet;
4)Core is included into leaching electrolyte;
Electrolyte is configured:A, carbon nanotube is added to the concentrated sulfuric acid by the preparation including modified carbon nano-tube:Concentrated nitric acid=3:
In 1 acid solution, with ultrasonication 30min, and it is vigorously stirred;B, temperature is heated slowly to 135 in 100min Celsius
Degree;C, it after solution cooling, is diluted with plasma water, and with the aqueous miillpore filters of PVdF of 20 micron pore sizes in sand core funnel
Filtering, it is 7 to be cleaned repeatedly with deionized water to filtrate pH value;Then obtained solid is made into aqueous solution, stood for 24 hours, with rotation
Evaporimeter removes de-ionate, 48 hours dry in 70 degrees Celsius of vacuum drying ovens, obtains the multi-walled carbon nanotube of carboxyl words;
D, excessive thionyl chloride (SOCl2) is added in multi-walled carbon nanotube, is flowed back 24 hours under conditions of 60 degrees Celsius,
Obtain dry acyl chlorides multi-walled carbon nano-tube;E, acyl chlorides multi-walled carbon nano-tube is reacted with excessive polyetheramine at 110 DEG C
48h filters solution after cooling, is washed to remove remaining polyetheramine completely repeatedly with acetone;F, the product of E is placed in 40 to take the photograph
It is 24 hours dry in the vacuum tank of family name's degree, it is preserved after removing residual solvent to get the multi wall being grafted to the polyetheramine being modified with acid
Carbon nanotube;
Prepare solution system, main solvent and secondary solvent are heated to 90-120 degrees Celsius after mixing, it is molten to add in master
Matter, secondary solute and step 1)The multi-walled carbon nanotube that the polyetheramine modified with acid of preparation is grafted, is uniformly mixed under ultrasonic wave,
30-60 minutes are kept the temperature at a temperature of 110-140 degrees Celsius, is cooled to 100 degrees Celsius of addition additives, and be cooled to room temperature;
Prepare solution system, monomer used, crosslinking agent are sequentially added in liquid pool, after being mixed evenly, add in heat
Initiator stirs 50 minutes;
By solution systemAnd solution systemAccording to 1:4-7:3 proportioning is mixed and stirred for 25 minutes, obtains uniform, clarification
Solution;
By the method for vacuum impregnation, core is included into leaching stepObtained uniform, clear solution;
By stepTreated core packet is placed on temperature is oven for curing 3 hours of 65 DEG C ~ 105 DEG C are obtained containing coagulating
The quick charge aluminium electrolutic capacitor of the electrolyte of colloidal state;
5)By step 4)Obtained core packet carries out group and stands,Have in generation and one layer of packing paper is placed in the shell of insulating film;Pass through
Rubber stopper seals core packet inside the shell;
6)A layer identification film is sticked in the bottom of shell.
The electrolyte ion conductivity of the quick charge aluminium electrolutic capacitor of the present embodiment is high, impedance is small, this can just subtract
The fever of capacitor when few large current charge.Simultaneously in the present invention, the mistake of cathode foil, anode foil and electrolytic paper both sides of the edge
Position setting can ensure the stability of capacitor.
Claims (10)
1. a kind of quick charge aluminium electrolutic capacitor, it is characterised in that:Including shell, core packet and rubber plug, the core packet is being impregnated with
After electrolyte by rubber plug sealing inside the shell;Generation has one layer of insulating film on the inner wall of the shell;The core packet is by anode
Foil, anode foil and electrolytic paper are wound, and the both sides of the edge of the anode foil are located at the inside of cathode foil both sides of the edge, the electricity
The both sides of the edge of cathode foil are stretched out in the both sides of the edge for solving paper;The internal valve of the outer casing bottom is provided with anti-explosion groove, described explosion-proof
The bottom of slot face core packet, and one layer of packing paper is provided between core packet bottom and anti-explosion groove, the outermost layer winding of the core packet
There are one layer or multi-layer transparent adhesive tape;The shell surface of the outer casing bottom is smooth and prints or posts a layer identification film;
The electrolyte includes solution systemAnd solution system, the solution systemAnd solution systemWeight mixing match
Than being 1:4-7:3;The solution systemThe interior carbon nanotube containing mass percent 2%-15%;The solution systemIncluding
The thermal initiator of the polymerized monomer of 85%-95%, the crosslinking agent of 2%-20% and 0.1%-10%, the thermal initiator include peroxidating
Hydrogen, persulfate and hydroperoxides it is one or more;The polymerized monomer can either be opened for the compound containing double bond
The acrylic acid and its derivative that ring is polymerize.
2. quick charge aluminium electrolutic capacitor according to claim 1, it is characterised in that:The carbon nanotube is uses
The concentrated sulfuric acid:Concentrated nitric acid=3:The modified carbon nano-tube of 1 solution treatment.
3. quick charge aluminium electrolutic capacitor according to claim 1, it is characterised in that:The crosslinking agent includes methyl-prop
Olefin(e) acid -2- ethylhexyls, methacrylic acid -2- hydroxy methacrylates, methacrylic acid -2- hydroxy propyl esters, methyl methacrylate
It is one or more;The polymerized monomer includes acrylic acid, polyacrylic acid, methyl acrylate, isobutyl acrylate, methacrylic acid
Ethyl ester it is one or more.
4. quick charge aluminium electrolutic capacitor according to claim 1, it is characterised in that:The solution systemIt further includes
The main solvent of 45%-65%, the secondary solvent of 15%-25%, the main solute of 8-25%, the secondary solute of 2%-5% and adding for 0.5%-3%
Add agent;The main solvent can be ethylene glycol, and the secondary solvent includes water, glycerine, glycerine, propylene glycol and 1,4-butanediol
It is one or more.
5. quick charge aluminium electrolutic capacitor according to claim 4, it is characterised in that:The main solute includes fourth two
Acid, glutaric acid, adipic acid, ammonium adipate, ammonium octanedioic acid, ammonium azelate, ammonium sebacate, 1,7- ammonium sebacates, isosebacic acid ammonium,
Alkyl ammonium sebacate, dodecandioic acid ammonium, 2- hexyl adipic acids it is one or more;It is described pair solute include boric acid, polyvinyl alcohol,
Polyethylene glycol, butylphosphoric acid ester, phosphoric acid mono-n-butylester, ammonium pentaborate, phthalic acid, terephthalic acids, citric acid it is one or more.
6. quick charge aluminium electrolutic capacitor according to claim 4, it is characterised in that:The additive includes nitration
Object is closed, including p-nitrophenol, o-nitrophenol, m-dinitrobenzene, paranitroanisole or p nitrobenzyl alcohol, ortho phosphorous acid
Ammonium it is one or more.
7. quick charge aluminium electrolutic capacitor according to claim 1, it is characterised in that:The both sides of the edge of the cathode foil
Anode foil both sides of the edge 0.5-1mm is stretched out respectively, and cathode foil both sides of the edge 0.5- is stretched out in the both sides of the edge of the electrolytic paper respectively
1mm。
8. quick charge aluminium electrolutic capacitor according to claim 1, it is characterised in that:The bottom setting of the rubber stopper
There are zigzag or dotted protrusion, and protrusion is in close contact with the electrolytic paper that core packet stretches out.
9. quick charge aluminium electrolutic capacitor according to claim 1, it is characterised in that:The corner of the anti-explosion groove is set
It is set to smooth arcwall face.
10. according to the preparation method of claim 1-9 any one of them quick charge aluminium electrolutic capacitors, it is characterised in that:
Include the following steps:1)It cuts, cathode foil, anode foil and electrolytic paper is cut according to the design size of product;
2)Cathode foil, electrolytic paper and anode foil are wound into core packet, and anode foil two is stretched out in the both sides of the edge of cathode foil respectively
Cathode foil both sides of the edge 0.5-1mm is stretched out in lateral edges 0.5-1mm, the both sides of the edge of the electrolytic paper respectively;
3)One layer or multi-layer transparent adhesive tape are wound on the lateral surface of core packet;
4)Core is included into leaching electrolyte;
Electrolyte is configured:A, carbon nanotube is added to the concentrated sulfuric acid by the preparation including modified carbon nano-tube:Concentrated nitric acid=3:1
Acid solution in, with ultrasonication 30min, and be vigorously stirred;B, temperature is heated slowly to 135 degrees Celsius in 100min;
C, it after solution cooling, is diluted with plasma water, and with the aqueous miillpore filters of PVdF mistake in sand core funnel of 20 micron pore sizes
Filter, it is 7 to be cleaned repeatedly with deionized water to filtrate pH value;Then obtained solid is made into aqueous solution, stands for 24 hours, steamed with rotation
Hair instrument removes de-ionate, 48 hours dry in 70 degrees Celsius of vacuum drying ovens, obtains the multi-walled carbon nanotube of carboxyl words;
D, excessive thionyl chloride (SOCl2) is added in multi-walled carbon nanotube, is flowed back 24 hours under conditions of 60 degrees Celsius,
Obtain dry acyl chlorides multi-walled carbon nano-tube;E, acyl chlorides multi-walled carbon nano-tube is reacted with excessive polyetheramine at 110 DEG C
48h filters solution after cooling, is washed to remove remaining polyetheramine completely repeatedly with acetone;F, the product of E is placed in 40 to take the photograph
It is 24 hours dry in the vacuum tank of family name's degree, it is preserved after removing residual solvent to get the multi wall being grafted to the polyetheramine being modified with acid
Carbon nanotube;
Prepare solution system, main solvent and secondary solvent are heated to 90-120 degrees Celsius after mixing, it is molten to add in master
Matter, secondary solute and step 1)The multi-walled carbon nanotube that the polyetheramine modified with acid of preparation is grafted, is uniformly mixed under ultrasonic wave,
30-60 minutes are kept the temperature at a temperature of 110-140 degrees Celsius, is cooled to 100 degrees Celsius of addition additives, and be cooled to room temperature;
Prepare solution system, monomer used, crosslinking agent are sequentially added in liquid pool, after being mixed evenly, heat is added in and draws
Agent is sent out, is stirred 30-50 minutes;
By solution systemAnd solution systemAccording to 1:4-7:3 proportioning is mixed and stirred for 10-30 minutes, is obtained uniform, clear
Clear solution;
By the method for vacuum impregnation, core is included into leaching stepObtained uniform, clear solution;
By stepTreated core packet is placed on temperature is oven for curing -4 hours 20 minutes of 65 DEG C ~ 105 DEG C, obtain
The quick charge aluminium electrolutic capacitor of electrolyte containing gel state;
5)By step 4)Obtained core packet carries out group and stands,Have in generation and one layer of packing paper is placed in the shell of insulating film;Pass through
Rubber stopper seals core packet inside the shell;
6)A layer identification film is sticked in the bottom of shell.
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