CN105355861B - A kind of preparation method of patch type lead carbon battery electrode - Google Patents
A kind of preparation method of patch type lead carbon battery electrode Download PDFInfo
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- CN105355861B CN105355861B CN201510813509.2A CN201510813509A CN105355861B CN 105355861 B CN105355861 B CN 105355861B CN 201510813509 A CN201510813509 A CN 201510813509A CN 105355861 B CN105355861 B CN 105355861B
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 85
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 19
- 239000011505 plaster Substances 0.000 claims abstract description 23
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 17
- 239000011230 binding agent Substances 0.000 claims abstract description 12
- 239000003610 charcoal Substances 0.000 claims abstract description 12
- 239000002253 acid Substances 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 239000000654 additive Substances 0.000 claims abstract description 10
- 230000000996 additive effect Effects 0.000 claims abstract description 10
- 239000004744 fabric Substances 0.000 claims abstract description 10
- 239000000243 solution Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 150000001298 alcohols Chemical class 0.000 claims abstract description 6
- 238000010790 dilution Methods 0.000 claims abstract description 6
- 239000012895 dilution Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000009490 roller compaction Methods 0.000 claims abstract description 5
- 238000007580 dry-mixing Methods 0.000 claims abstract description 3
- 238000001914 filtration Methods 0.000 claims abstract description 3
- 238000003756 stirring Methods 0.000 claims abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 8
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 8
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 7
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 7
- 235000019441 ethanol Nutrition 0.000 claims description 7
- 229910017604 nitric acid Inorganic materials 0.000 claims description 7
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 6
- 239000004917 carbon fiber Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims description 5
- 239000011149 active material Substances 0.000 claims description 5
- 239000004021 humic acid Substances 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 4
- 239000004310 lactic acid Substances 0.000 claims description 4
- 235000014655 lactic acid Nutrition 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 239000001648 tannin Substances 0.000 claims description 4
- 235000018553 tannin Nutrition 0.000 claims description 4
- 229920001864 tannin Polymers 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 claims description 2
- 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 2
- 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 2
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 claims description 2
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 2
- 235000011187 glycerol Nutrition 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 239000001630 malic acid Substances 0.000 claims description 2
- 235000011090 malic acid Nutrition 0.000 claims description 2
- 239000011259 mixed solution Substances 0.000 claims description 2
- 229920000193 polymethacrylate Polymers 0.000 claims description 2
- 239000011975 tartaric acid Substances 0.000 claims description 2
- 235000002906 tartaric acid Nutrition 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 4
- 239000001257 hydrogen Substances 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000006071 cream Substances 0.000 description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000010148 water-pollination Effects 0.000 description 3
- 238000010669 acid-base reaction Methods 0.000 description 2
- 150000001621 bismuth Chemical class 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 230000005595 deprotonation Effects 0.000 description 2
- 238000010537 deprotonation reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000003446 ligand Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229920000858 Cyclodextrin Polymers 0.000 description 1
- 239000001116 FEMA 4028 Substances 0.000 description 1
- WHGYBXFWUBPSRW-FOUAGVGXSA-N beta-cyclodextrin Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O[C@H]2O[C@@H]([C@@H](O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O3)[C@H](O)[C@H]2O)CO)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H]3O[C@@H]1CO WHGYBXFWUBPSRW-FOUAGVGXSA-N 0.000 description 1
- 235000011175 beta-cyclodextrine Nutrition 0.000 description 1
- 229960004853 betadex Drugs 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/14—Electrodes for lead-acid accumulators
- H01M4/16—Processes of manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being polymers
- H01M4/623—Binders being polymers fluorinated polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a kind of preparation methods of patch type lead carbon battery electrode, include the following steps：Sulfuric acid with water is mixed first, then add in binding agent and is uniformly mixing to obtain the dilution of binding agent, additive is subsequently added into and stirs evenly；Modified activated carbon and lead powder are subjected to dry-mixing and obtain lead plaster；Then roller roller-compaction at least once is carried out to lead plaster, so as to obtain the charcoal cloth of 0.1~0.2mm thickness, and charcoal cloth is rolled over polar board surface, finally in high humidity hot setting, is finally dried more than for 24 hours at a temperature of 60 ± 5 DEG C；The method of modifying of the modified activated carbon is as follows：It adds in the mixed liquor that alcohols and organo-bismuth complex obtain in strong acid solution, then activated carbon is immersed in mixed liquor, and more than 2h is reacted at a temperature of 90~120 DEG C, finally by filtration drying.Production process of the present invention is simple, at low cost, and manufactured lead carbon battery has excellent charging performance and higher overpotential of hydrogen evolution.
Description
Technical field
The invention belongs to Lead-acid Battery Technology field more particularly to lead carbon battery technologies.
Background technology
Power resources of the lead-acid battery as new energy electric motor vehicle, because its excellent charge-discharge performance and long-life are by more
Carry out more applications, at present, activated carbon composition is introduced in lead-acid battery electrode plate so as to form the characteristic of super capacitor, it can be greatly
Raising lead carbon battery performance.But to be added directly into performance boost in pole plate little for existing activated carbon, need to its into
Row is modified.And the modification of activated carbon is usually associated with active carbon powder and is mixed with liquid modifying raw material, due to activated carbon
The ultra tiny powder with very bigger serface of lightweight in mixed process, easily swims in material liquid surface, and easily group
It is poly-, and dust from flying can be also formed when feeding intake, bring harmful effect to working environment.
Invention content
Goal of the invention：For above-mentioned existing problem and shortage, the object of the present invention is to provide a kind of patch type
The preparation method of lead carbon battery electrode, production process is simple, at low cost, and manufactured lead carbon battery has excellent charging
Performance and higher overpotential of hydrogen evolution.
Technical solution：For achieving the above object, the present invention uses following technical scheme：A kind of patch type lead carbon battery
The preparation method of electrode, the electrode includes Polar plate matrix and the active material layer for being covered in Polar plate matrix surface, described
Active material layer is made of the component of following weight fraction：1000 parts of lead powder；70~150 parts of water；70~150 parts of sulfuric acid；It is modified
30~80 parts of activated carbon；20~100 parts of binding agent；30~70 parts of additive, wherein preparation method includes the following steps：
(1) sulfuric acid with water is mixed first, then add in binding agent and is uniformly mixing to obtain the dilution of binding agent, then
Additive is added in stir evenly；
(2) modified activated carbon and lead powder are subjected to dry-mixing, and put into the mixed solution of step (1), and 80~90
Continue to be uniformly mixing to obtain lead plaster at a temperature of DEG C；
(3) roller roller-compaction at least once is then carried out to lead plaster, so as to obtain the charcoal cloth of 0.1~0.2mm thickness, and
Charcoal cloth is rolled over polar board surface, is finally 98~99% in humidity, temperature cures under conditions of being 75 ± 5 DEG C, finally 60
At a temperature of ± 5 DEG C more than drying for 24 hours；
The method of modifying of the modified activated carbon is as follows：Addition alcohols and organo-bismuth complex obtain in strong acid solution
In mixed liquor, then activated carbon is immersed in mixed liquor, and more than 2h is reacted at a temperature of 90~120 DEG C, is finally passed through
Filtration drying.
Preferably, in step (3) lead plaster by roller roller-compaction three times, the thickness that obtains charcoal cloth is followed successively by 0.5~
1.0mm, 0.5~0.2mm, 0.1~0.2mm.
Preferably, the binding agent is polymethacrylates, polytetrafluoroethylene (PTFE) or butadiene-styrene rubber.
Preferably, the organo-bismuth complex be by inorganic bismuth source in the aqueous solution of lactic acid, tartaric acid or malic acid
Be obtained by the reaction the complex of bismuth.
Preferably, the alcohols is methanol, ethyl alcohol, butynediols or glycerine.
Preferably, the strong acid is nitric acid, sulfuric acid or hydrochloric acid.
Preferably, the specific surface area of the activated carbon is 3000~4200m2/g, pore capacities for 1.452~
1.720cm3/g, grain size D50 are 15.3 ± 0.2 μm, and conductivity is 0.37~0.40S/cm.
Preferably, when the electrode is anode plate, the additive is red lead, chopped carbon fiber, graphite and humic
The mixture of acid；When the electrode is cathode, the additive is the mixing of chopped carbon fiber, humic acid, tannin extract and barium sulfate
Object.
Advantageous effect：Compared with prior art, the utilization patch type lead plaster layer that the present invention innovates, production cost are low；It is and living
Property charcoal be modified the hydrophily for improving activated carbon and loaded inhibit evolving hydrogen reaction organo-bismuth, improve lead carbon battery work
The compactness and charging performance of property lead plaster, reduce the impedance of lead plaster, avoid coming off for activated carbon in charge and discharge process, carry significantly
The high cycle life of lead carbon battery.
Specific embodiment
With reference to specific embodiment, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate the present invention
Rather than limit the scope of the invention, after the present invention has been read, those skilled in the art are to the various equivalences of the present invention
The modification of form falls within the application range as defined in the appended claims.
Embodiment 1
The preparation of modified activated carbon：First in the lactic acid aqueous solution of 50g/L, the nitric acid of the strong affinity of 15g/L is added in
The inorganic bismuth salt of bismuth, and the solution of organo-bismuth complex is obtained by deprotonation acid-base reaction with Carboxylic acid ligand.Then in concentration
To add in the complex of the methanol of 30KG and the organo-bismuth of 15KG in 35.5% 40KG nitric acid and being uniformly mixing to obtain modification
Solution, for control temperature at 90~120 DEG C, the activated carbon of input modified solution weight 100KG impregnates reaction more than 2h, Ran Houjin
Row vacuum filter is dried to obtain modified activated carbon.By detection, the specific surface area of modified activated carbon is 3852m2/ g, hole
Capacity is 1.512cm3/ g, grain size D50 are 15.3 μm, conductivity 0.37S/cm.And activated carbon specific surface area before modified is
1400m2/g, pore capacities 0.7cm3/g, grain size D50 are 15.2 μm.
The preparation of lead plaster：The sulfuric acid of the 14.2g/L of 10KG is added in 10L pure water, then puts into the polymethyl of 5KG
Acid forms dilution, can be spare with rising temperature for dissolving if there is insoluble matter.Then by the modified activated carbon of 5KG, 2KG be chopped
Carbon fiber, 1.0KG part humic acid, 2.0KG parts of tannin extracts and the lead powder of 1.5KG parts of barium sulfate and 100KG carry out it is dry-mixed after, input is dilute
It releases in liquid and in paste mixing machine, and at a temperature of 80~90 DEG C handle with cream, obtain lead plaster.
Manufactured lead plaster is rolled by twin-roll three-level, obtain successively thickness for 0.5~1.0mm, 0.5~0.2mm,
The charcoal cloth of 0.1~0.2mm, and by shearing, the outer surface of common pole plate or grid is pasted, then in the condition of high humidity high temperature
Lower carry out roll forming is finally dried at a temperature of 60 ± 5 DEG C more than for 24 hours.As battery positive plate, the basic phase of preparation process
Together, the additive for being active material of difference is different.
Embodiment 2
The preparation of modified activated carbon：First in the lactic acid aqueous solution of 50g/L, the nitric acid of the strong affinity of 15g/L is added in
The inorganic bismuth salt of bismuth, and the solution of organo-bismuth complex is obtained by deprotonation acid-base reaction with Carboxylic acid ligand.Then in concentration
To add in the complex of the methanol of 30KG and the organo-bismuth of 15KG in 35.5% 40KG nitric acid and being uniformly mixing to obtain modification
Solution, for control temperature at 90~120 DEG C, the activated carbon of input modified solution weight 100KG impregnates reaction more than 2h, Ran Houjin
Row vacuum filter is dried to obtain modified activated carbon.By detection, the specific surface area of modified activated carbon is 3852m2/ g, hole
Capacity is 1.512cm3/ g, grain size D50 are 15.3 μm, conductivity 0.37S/cm.And activated carbon specific surface area before modified is
1400m2/g, pore capacities 0.7cm3/g, grain size D50 are 15.2 μm.
The preparation of lead plaster：The sulfuric acid of the 14.2g/L of 10KG is added in 10L pure water, then puts into the polymethyl of 5KG
Sour (polytetrafluoroethylene (PTFE) can also be tried out as binding agent) forms dilution, can be spare with rising temperature for dissolving if there is insoluble matter.So
Afterwards by the modified activated carbon of 5KG, the chopped carbon fiber of 2KG, 1.5KG parts of humic acid, 1.5KG parts of tannin extracts and 1KG parts of barium sulfate with
The lead powder of 100KG carry out it is dry-mixed after, put into dilution and in paste mixing machine, and carry out at a temperature of 80~90 DEG C and cream at
Reason, obtains lead plaster.
Manufactured lead plaster is rolled by twin-roll three-level, obtain successively thickness for 0.5~1.0mm, 0.5~0.2mm,
The charcoal cloth of 0.1~0.2mm, and by shearing, the outer surface of common pole plate or grid is pasted, then in the condition of high humidity high temperature
Lower carry out roll forming is finally dried at a temperature of 60 ± 5 DEG C more than for 24 hours.
The innovative point of the present invention has the following aspects：(1) what the present invention innovated rolls film forming by the lead plaster containing binding agent
Layer and the surface for being rolled over common pole plate or grid, preparation process are simply at low cost；Hydrophilic activated carbon and lead are utilized simultaneously
Cream component is combined closely, and improves polar plate battery performance；(2) activated carbon surface is changed by alcohols and strong acid such as nitric acid
Property, substantially increase its hydrophily in activated carbon surface bonded hydroxy, while organo-bismuth complex can provide simultaneously hydroxyl and
Carboxyl carries out activated carbon surface β-cyclodextrin, and hydroxyl and carboxyl all have stronger hydrophily and can form bridge between the two
Chain further improves affinity of the activated carbon between lead plaster other components, so that it is closer inside lead plaster, with grid
Binding force it is stronger, reduce coming off in activated carbon charge and discharge process, more reduce the impedance of lead plaster, improve the electricity of electrode
Chemical property and cycle life；In addition rare earth bismuth metal can inhibit evolving hydrogen reaction in itself, improve charge efficiency；(3) relative to
It is generally less than 75 DEG C (preventing excessive water from consuming) with cream temperature in the prior art, the present invention can be carried out at 80~90 DEG C and cream
And the water content of appropriateness can be kept, activated carbon is promoted to be bonded degree in the hydroxyl of lead plaster so that lead plaster is closer；(4) it is modified to live
Property charcoal have high specific surface area and pore capacities, there is stronger capacitor and electrochemical permeation performance, finally improve
The charging performance of battery；(5) activated carbon improves the electric conductivity of electrode active material as conductive materials.
Claims (8)
1. a kind of preparation method of patch type lead carbon battery electrode, which is characterized in that the electrode include Polar plate matrix and
The active material layer on Polar plate matrix surface is covered in, the active material layer is made of the component of following weight fraction：Lead powder
1000 parts；70~150 parts of water；70~150 parts of sulfuric acid；30~80 parts of modified activated carbon；20~100 parts of binding agent；Additive 30
~70 parts, wherein preparation method includes the following steps：
(1) sulfuric acid with water is mixed first, then add in binding agent and is uniformly mixing to obtain the dilution of binding agent, be subsequently added into
Additive stirs evenly；
(2) modified activated carbon and lead powder are subjected to dry-mixing, and put into the mixed solution of step (1), and at 80~90 DEG C
At a temperature of continue to be uniformly mixing to obtain lead plaster；
(3) roller roller-compaction at least once then is carried out to lead plaster, so as to obtain the charcoal cloth of 0.1~0.2mm thickness, and by charcoal
Cloth is rolled over polar board surface, is finally 98~99% in humidity, temperature cures under conditions of being 75 ± 5 DEG C, finally at 60 ± 5 DEG C
At a temperature of it is dry for 24 hours more than；
The method of modifying of the modified activated carbon is as follows：The mixing that alcohols and organo-bismuth complex obtain is added in strong acid solution
In liquid, then activated carbon is immersed in mixed liquor, and more than 2h is reacted at a temperature of 90~120 DEG C, finally by filtering
It is dry.
2. the preparation method of patch type lead carbon battery electrode according to claim 1, it is characterised in that：In step (3)
Lead plaster by roller roller-compaction three times, obtain charcoal cloth thickness be followed successively by 0.5~1.0mm, 0.5~0.2mm, 0.1~
0.2mm。
3. the preparation method of patch type lead carbon battery electrode according to claim 1, it is characterised in that：The binding agent
For polymethacrylates, polytetrafluoroethylene (PTFE) or butadiene-styrene rubber.
4. the preparation method of patch type lead carbon battery electrode according to claim 1, it is characterised in that：The organo-bismuth
Complex is the complex that inorganic bismuth source in the aqueous solution of lactic acid, tartaric acid or malic acid be obtained by the reaction to bismuth.
5. the preparation method of patch type lead carbon battery electrode according to claim 1, it is characterised in that：The alcohols is
Methanol, ethyl alcohol, butynediols or glycerine.
6. the preparation method of patch type lead carbon battery electrode according to claim 1, it is characterised in that：The strong acid is
Nitric acid, sulfuric acid or hydrochloric acid.
7. the preparation method of patch type lead carbon battery electrode according to claim 1, it is characterised in that：The activated carbon
Specific surface area for 3000~4200m2/g, pore capacities are 1.452~1.720cm3/g, and grain size D50 is 15.3 ± 0.2 μm, is led
Electric rate is 0.37~0.40S/cm.
8. the preparation method of patch type lead carbon battery electrode according to claim 1, it is characterised in that：The electrode is
During anode plate, the additive is the mixture of red lead, chopped carbon fiber, graphite and humic acid；When the electrode is cathode,
The additive is the mixture of chopped carbon fiber, humic acid, tannin extract and barium sulfate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510813509.2A CN105355861B (en) | 2015-11-23 | 2015-11-23 | A kind of preparation method of patch type lead carbon battery electrode |
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| CN201510813509.2A CN105355861B (en) | 2015-11-23 | 2015-11-23 | A kind of preparation method of patch type lead carbon battery electrode |
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| CN105355861A CN105355861A (en) | 2016-02-24 |
| CN105355861B true CN105355861B (en) | 2018-06-22 |
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| CN107302118B (en) * | 2016-04-15 | 2020-03-20 | 北京化工大学 | High-performance lead-acid storage battery with recovered lead oxide as active substance |
| CN106025388A (en) * | 2016-08-03 | 2016-10-12 | 湖北润阳新能源有限公司 | Lead-acid storage battery paste mixing formula and technology |
| CN106229468B (en) * | 2016-08-25 | 2018-09-11 | 四川荣联电子科技有限公司 | A kind of lead-acid accumulator negative pole lead paste additive |
| CN106252654B (en) * | 2016-08-25 | 2018-09-11 | 四川荣联电子科技有限公司 | Inhibit the lead-acid accumulator negative pole lead paste of oxidation |
| CN106252656A (en) * | 2016-09-08 | 2016-12-21 | 双登集团股份有限公司 | Lead-acid battery negative pole active substance and cream method |
| CN109148844B (en) * | 2018-08-06 | 2021-10-01 | 骆驼集团蓄电池研究院有限公司 | Lead-acid storage battery negative electrode lead paste suitable for being used in ultralow temperature environment and preparation method |
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| JP2008047452A (en) * | 2006-08-18 | 2008-02-28 | Shin Kobe Electric Mach Co Ltd | Paste type electrode plate and manufacturing method thereof |
| CN101728090B (en) * | 2010-01-21 | 2011-11-16 | 湖南科力远高技术控股有限公司 | Super battery consisting of plumbic acid capacitance and preparation method thereof |
| CN102306784A (en) * | 2011-06-29 | 2012-01-04 | 哈尔滨工业大学 | Modified activated carbon with high hydrogen evolution potential and preparation method thereof as well as lead-acid battery negative lead paste containing modified activated carbon |
| CN104577216A (en) * | 2014-09-28 | 2015-04-29 | 江苏欧力特能源科技有限公司 | Lead carbon energy storage battery and production method thereof |
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