CN107195900A - A kind of lead-acid accumulator lead plaster and preparation method thereof - Google Patents
A kind of lead-acid accumulator lead plaster and preparation method thereof Download PDFInfo
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- CN107195900A CN107195900A CN201710421674.2A CN201710421674A CN107195900A CN 107195900 A CN107195900 A CN 107195900A CN 201710421674 A CN201710421674 A CN 201710421674A CN 107195900 A CN107195900 A CN 107195900A
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- lead
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- sulfuric acid
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- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/56—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead
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- 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
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- 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
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Abstract
The invention discloses a kind of lead-acid accumulator lead plaster, including anode diachylon and cathode lead plaster, anode diachylon includes the raw material of following parts by weight：50~60 parts of lead powder, 6.2~7.5 parts of dilute sulfuric acid, 20~25 parts of red lead, 5~8 parts of deionized water, 0.1~0.2 part of stannous sulfate, 0.05~0.12 part of antimony oxide, 0.08~0.12 part of aerosil, 0.07~0.09 part of polyester staple fiber, 0.2~0.4 part of spherical graphite, 0.2~0.8 part of rare earth element, 0.1~0.2 part of modified graphene；Cathode lead plaster includes the raw material of following parts by weight：70~80 parts of lead powder, 5~7 parts of dilute sulfuric acid, 7~10 parts of deionized water, 0.3~0.5 part of acetylene carbon black, 0.08~0.2 part of humic acid, 0.9~1.1 part of barium sulfate, 0.06~0.1 part of polyester staple fiber, 0.1~0.2 part of Norway's lignin, 0.08~0.12 part of aerosil, 0.3~0.5 part of rare earth element, 0.2~0.4 part of modified graphene.The problem of lead-acid accumulator lead plaster overcomes the resistance to over-discharge property of energy storage battery and poor charge acceptance, improves it and uses the life-span.
Description
Technical field
The invention belongs to Lead-acid Battery Technology field, and in particular to a kind of lead-acid accumulator lead plaster and preparation method thereof.
Background technology
Energy storage battery is the core component for being applied to the new energy fields such as solar energy, wind energy, the performance and matter of battery
Amount is directly connected to the normal operation of system, and the performance of battery and quality are then mainly influenceed by lead paste formula.At present, state
Interior lead paste formula of energy storing accumulator is different, and common valve-regulated lead-acid battery formula is directly borrowed mostly, due to common valve control electric power storage
The difference of the use requirement of pond and energy storage battery, the formula of common valve-control storage battery can not solve the resistance to over-discharge property of battery
With charge acceptance it is poor the problem of, and be unsuitable for battery and be internalized into charging.
The content of the invention
The invention provides a kind of lead-acid accumulator lead plaster and preparation method thereof, the lead-acid accumulator lead plaster overcomes existing
There is the problem of resistance to over-discharge property of energy storage battery and charge acceptance are poor in technology, meet the requirement for being internalized into charging, carry
High its uses the life-span.
In order to solve the problem of prior art is present, adopt the following technical scheme that：
A kind of lead-acid accumulator lead plaster, including anode diachylon and cathode lead plaster, the anode diachylon include the original of following parts by weight
Material：50~60 parts of lead powder, 6.2~7.5 parts of dilute sulfuric acid, 20~25 parts of red lead, 5~8 parts of deionized water, stannous sulfate 0.1~0.2
Part, 0.05~0.12 part of antimony oxide, 0.08~0.12 part of aerosil, 0.07~0.09 part of polyester staple fiber, ball
0.2~0.4 part of shape graphite, 0.2~0.8 part of rare earth element, 0.1~0.2 part of modified graphene；The cathode lead plaster includes following
The raw material of parts by weight：70~80 parts of lead powder, 5~7 parts of dilute sulfuric acid, 7~10 parts of deionized water, 0.3~0.5 part of acetylene carbon black, corruption
0.08~0.2 part of phytic acid, 0.9~1.1 part of barium sulfate, 0.06~0.1 part of polyester staple fiber, 0.1~0.2 part of Norway's lignin, gas
0.08~0.12 part of aerosil, 0.3~0.5 part of rare earth element, 0.2~0.4 part of modified graphene.
It is preferred that, the anode diachylon includes the raw material of following parts by weight：55 parts of lead powder, 6.7 parts of dilute sulfuric acid, red lead 23
Part, 7 parts of deionized water, 0.15 part of stannous sulfate, 0.07 part of antimony oxide, 0.1 part of aerosil, polyester staple fiber
0.08 part, 0.3 part of spherical graphite, 0.4 part of rare earth element, 0.13 part of modified graphene；The cathode lead plaster includes following weight
The raw material of part：76 parts of lead powder, 6 parts of dilute sulfuric acid, 8 parts of deionized water, 0.4 part of acetylene carbon black, 0.12 part of humic acid, 1 part of barium sulfate,
0.09 part of polyester staple fiber, 0.13 part of Norway's lignin, 0.11 part of aerosil, 0.4 part of rare earth element, modified graphene
0.3 part.
It is preferred that, the modified graphene is made by following methods：Graphene is dipped in the sulfuric acid that concentration is 97%, in
Ultrasonically treated 8~15 hours at 30~50 DEG C, pH is washed till with deionized water, sodium hydroxide solution, deionized water successively after filtering
In neutrality, that is, obtain modified graphene.
It is preferred that, the solution concentration of the dilute sulfuric acid is 42%~48%.
It is preferred that, the rare earth element be one or both of rare earth Sc, La, Ce, Pr, Nd, Pm, Sm, Eu with
Upper mixture.
It is preferred that, the lead powder is the lead powder that oxidizability is more than 75%.
A kind of method for preparing the lead-acid accumulator lead plaster, comprises the following steps：
（1）It is prepared by anode diachylon
a：Lead powder, dilute sulfuric acid, red lead, deionized water, stannous sulfate, antimony oxide, gas phase titanium dioxide are weighed by above-mentioned formula
Silicon, polyester staple fiber, spherical graphite, rare earth element, modified graphene, and by lead powder, red lead, stannous sulfate, antimony oxide,
Aerosil, polyester staple fiber, spherical graphite, rare earth element, modified graphene, which are respectively put into ball mill, is milled to 200
~400 mesh sieves；
b：By red lead, stannous sulfate, antimony oxide, aerosil, polyester staple fiber, spherical graphite, rare earth element, change
Property graphene mixing add in full-automatic paste mixing machine and opening agitating device, after stirring 5~10 minutes, start to put into lead powder,
Stirred when putting lead powder, lead powder deliver finish after, continue stir 10~15 minutes, be initially added into deionized water and stir, go from
Sub- water addition continues to stir 10~15 minutes after finishing, and mixed material is made；
c：Dilute sulfuric acid is slowly added into mixed material made from step a, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 65 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to stir 10~15 minutes
After go out cream, go out cream temperature no more than 40 DEG C, that is, the anode diachylon be made；
（2）It is prepared by cathode lead plaster
d：Lead powder, dilute sulfuric acid are weighed by above-mentioned formula, deionized water, acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, moved
Prestige lignin, aerosil, rare earth element, modified graphene, and lead powder will be taken, it is acetylene carbon black, humic acid, barium sulfate, poly-
Ester chopped fiber, Norway's lignin, aerosil, rare earth element, modified graphene be respectively put into ball mill and be milled to 200~
400 mesh sieves；
e：By acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, Norway's lignin, aerosil, rare earth element, modification
Graphene mixing adds into full-automatic cream machine living and opens agitating device, stirs 5~7 minutes, lead powder is added, when putting lead powder
Stirring, after lead powder dispensing is finished, continues to stir 7~12 minutes, is initially added into deionized water and stirs, deionized water is added and finished
Continue to stir 9~15 minutes afterwards, mixed material is made；
f：Dilute sulfuric acid is slowly added into mixed material made from step e, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 60 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to stir 10~15 minutes
After go out cream, go out cream temperature no more than 40 DEG C, that is, the cathode lead plaster be made.
It is preferred that, the addition time of dilute sulfuric acid was controlled within 20 minutes in the step c and step f.
Compared with prior art, it has the advantages that the present invention：
Lead-acid accumulator lead plaster of the present invention overcomes the resistance to over-discharge property of energy storage battery in the prior art and charging
The problem of receiving ability, meets the requirement for being internalized into charging, improves it and use the life-span, specific as follows：Anode diachylon add red lead,
Stannous sulfate and rare earth element, wherein the efficiency for being internalized into charging of battery can be improved by adding red lead, improve battery
Initial capacity；Add stannous sulfate, it is possible to decrease self-discharge of battery, make pole plate be easy to charge and improve the service life of battery；
Rare earth element is added, contact effect of the grid with active material is improved, reduces the internal resistance of cell, makes battery that there is well big
Current discharge properties；Cathode lead plaster adds acetylene carbon black and humic acid, and humic acid therein is remarkably improved filling for battery
Electric ability to accept；Acetylene carbon black can improve the electric conductivity of active material, improve the porosity of active material and improve charging by
Ability.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.These embodiments be merely to illustrate the present invention and without
In limitation the scope of the present invention.
Embodiment 1
The present embodiment is related to a kind of lead-acid accumulator lead plaster, including anode diachylon and cathode lead plaster, the anode diachylon include with
The raw material of lower parts by weight：50 parts of lead powder, 6.2 parts of dilute sulfuric acid, 20 parts of red lead, 5 parts of deionized water, 0.1 part of stannous sulfate, three oxidations
Two 0.05 part of antimony, 0.08 part of aerosil, 0.07 part of polyester staple fiber, 0.2 part of spherical graphite, 0.2 part of rare earth element, change
0.1 part of graphene of property；The cathode lead plaster includes the raw material of following parts by weight：70 parts of lead powder, 5 parts of dilute sulfuric acid, deionized water 7
Part, 0.3 part of acetylene carbon black, 0.08 part of humic acid, 0.9 part of barium sulfate, 0.06 part of polyester staple fiber, 0.1 part of Norway's lignin, gas phase
0.08 part of silica, 0.3 part of rare earth element, 0.2 part of modified graphene.
Wherein, the modified graphene is made by following methods：Graphene is dipped in the sulfuric acid that concentration is 97%, in 30
Ultrasonically treated 8 hours at DEG C, pH is washed till in neutrality with deionized water, sodium hydroxide solution, deionized water successively after filtering, is produced
To modified graphene.
Wherein, the solution concentration of the dilute sulfuric acid is 42%.
Wherein, the rare earth element is rare earth Sc.
Wherein, the lead powder is the lead powder that oxidizability is more than 75%.
A kind of method for preparing the lead-acid accumulator lead plaster, comprises the following steps：
（1）It is prepared by anode diachylon
a：Lead powder, dilute sulfuric acid, red lead, deionized water, stannous sulfate, antimony oxide, gas phase titanium dioxide are weighed by above-mentioned formula
Silicon, polyester staple fiber, spherical graphite, rare earth element, modified graphene, and by lead powder, red lead, stannous sulfate, antimony oxide,
Aerosil, polyester staple fiber, spherical graphite, rare earth element, modified graphene, which are respectively put into ball mill, is milled to 200
~400 mesh sieves；
b：By red lead, stannous sulfate, antimony oxide, aerosil, polyester staple fiber, spherical graphite, rare earth element, change
Property graphene mixing add in full-automatic paste mixing machine and opening agitating device, after stirring 5 minutes, start to put into lead powder, Bian Fang
Lead powder side is stirred, after lead powder dispensing is finished, and is continued to stir 10 minutes, is initially added into deionized water and stirs, deionized water is added
Continue to stir 10 minutes after finishing, mixed material is made；
c：Dilute sulfuric acid is slowly added into mixed material made from step a, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 65 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to go out after stirring 10 minutes
Cream, goes out cream temperature no more than 40 DEG C, that is, the anode diachylon is made；
（2）It is prepared by cathode lead plaster
d：Lead powder, dilute sulfuric acid are weighed by above-mentioned formula, deionized water, acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, moved
Prestige lignin, aerosil, rare earth element, modified graphene, and lead powder will be taken, it is acetylene carbon black, humic acid, barium sulfate, poly-
Ester chopped fiber, Norway's lignin, aerosil, rare earth element, modified graphene be respectively put into ball mill and be milled to 200~
400 mesh sieves；
e：By acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, Norway's lignin, aerosil, rare earth element, modification
Graphene mixing adds into full-automatic cream machine living and opens agitating device, stirs 5 minutes, adds lead powder, stirred when putting lead powder
Mix, after lead powder dispensing is finished, continue to stir 7 minutes, be initially added into deionized water and stir, deionized water addition continues after finishing
Stirring 9 minutes, is made mixed material；
f：Dilute sulfuric acid is slowly added into mixed material made from step e, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 60 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to go out after stirring 10 minutes
Cream, goes out cream temperature no more than 40 DEG C, that is, the cathode lead plaster is made.
Wherein, the addition time of dilute sulfuric acid was controlled within 20 minutes in the step c and step f.
Embodiment 2
The present embodiment is related to a kind of lead-acid accumulator lead plaster, including anode diachylon and cathode lead plaster, the anode diachylon include with
The raw material of lower parts by weight：60 parts of lead powder, 7.5 parts of dilute sulfuric acid, 25 parts of red lead, 8 parts of deionized water, 0.2 part of stannous sulfate, three oxidations
Two 0.12 part of antimony, 0.12 part of aerosil, 0.09 part of polyester staple fiber, 0.4 part of spherical graphite, 0.8 part of rare earth element, change
0.2 part of graphene of property；The cathode lead plaster includes the raw material of following parts by weight：80 parts of lead powder, 7 parts of dilute sulfuric acid, deionized water 10
Part, 0.5 part of acetylene carbon black, 0.2 part of humic acid, 1.1 parts of barium sulfate, 0.1 part of polyester staple fiber, 0.2 part of Norway's lignin, gas phase two
0.12 part of silica, 0.5 part of rare earth element, 0.4 part of modified graphene.
Wherein, the modified graphene is made by following methods：Graphene is dipped in the sulfuric acid that concentration is 97%, in 50
Ultrasonically treated 15 hours at DEG C, it is in neutrality to be washed till pH with deionized water, sodium hydroxide solution, deionized water successively after filtering, i.e.,
Obtain modified graphene.
Wherein, the solution concentration of the dilute sulfuric acid is 48%.
Wherein, the rare earth element is rare earth Sc, La, Ce mixture.
Wherein, the lead powder is the lead powder that oxidizability is more than 75%.
A kind of method for preparing the lead-acid accumulator lead plaster, comprises the following steps：
（1）It is prepared by anode diachylon
a：Lead powder, dilute sulfuric acid, red lead, deionized water, stannous sulfate, antimony oxide, gas phase titanium dioxide are weighed by above-mentioned formula
Silicon, polyester staple fiber, spherical graphite, rare earth element, modified graphene, and by lead powder, red lead, stannous sulfate, antimony oxide,
Aerosil, polyester staple fiber, spherical graphite, rare earth element, modified graphene, which are respectively put into ball mill, is milled to 200
~400 mesh sieves；
b：By red lead, stannous sulfate, antimony oxide, aerosil, polyester staple fiber, spherical graphite, rare earth element, change
Property graphene mixing add in full-automatic paste mixing machine and opening agitating device, after stirring 10 minutes, start to put into lead powder, Bian Fang
Lead powder side is stirred, after lead powder dispensing is finished, and is continued to stir 15 minutes, is initially added into deionized water and stirs, deionized water is added
Continue to stir 15 minutes after finishing, mixed material is made；
c：Dilute sulfuric acid is slowly added into mixed material made from step a, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 65 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to go out after stirring 15 minutes
Cream, goes out cream temperature no more than 40 DEG C, that is, the anode diachylon is made；
（2）It is prepared by cathode lead plaster
d：Lead powder, dilute sulfuric acid are weighed by above-mentioned formula, deionized water, acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, moved
Prestige lignin, aerosil, rare earth element, modified graphene, and lead powder will be taken, it is acetylene carbon black, humic acid, barium sulfate, poly-
Ester chopped fiber, Norway's lignin, aerosil, rare earth element, modified graphene be respectively put into ball mill and be milled to 200~
400 mesh sieves；
e：By acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, Norway's lignin, aerosil, rare earth element, modification
Graphene mixing adds into full-automatic cream machine living and opens agitating device, stirs 7 minutes, adds lead powder, stirred when putting lead powder
Mix, after lead powder dispensing is finished, continue to stir 12 minutes, be initially added into deionized water and stir, deionized water addition finishes follow-up
Continuous stirring 15 minutes, is made mixed material；
f：Dilute sulfuric acid is slowly added into mixed material made from step e, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 60 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to go out after stirring 15 minutes
Cream, goes out cream temperature no more than 40 DEG C, that is, the cathode lead plaster is made.
Wherein, the addition time of dilute sulfuric acid was controlled within 20 minutes in the step c and step f.
Embodiment 3
The present embodiment is related to a kind of lead-acid accumulator lead plaster, including anode diachylon and cathode lead plaster, the anode diachylon include with
The raw material of lower parts by weight：55 parts of lead powder, 6.7 parts of dilute sulfuric acid, 23 parts of red lead, 7 parts of deionized water, 0.15 part of stannous sulfate, three oxygen
Change 0.07 part of two antimony, 0.1 part of aerosil, 0.08 part of polyester staple fiber, 0.3 part of spherical graphite, 0.4 part of rare earth element,
0.13 part of modified graphene；The cathode lead plaster includes the raw material of following parts by weight：76 parts of lead powder, 6 parts of dilute sulfuric acid, deionized water
8 parts, 0.4 part of acetylene carbon black, 0.12 part of humic acid, 1 part of barium sulfate, 0.09 part of polyester staple fiber, 0.13 part of Norway's lignin, gas phase
0.11 part of silica, 0.4 part of rare earth element, 0.3 part of modified graphene.
Wherein, the modified graphene is made by following methods：Graphene is dipped in the sulfuric acid that concentration is 97%, in 40
Ultrasonically treated 12 hours at DEG C, it is in neutrality to be washed till pH with deionized water, sodium hydroxide solution, deionized water successively after filtering, i.e.,
Obtain modified graphene.
Wherein, the solution concentration of the dilute sulfuric acid is 45%.
Wherein, the rare earth element is rare earth Sc, La, Ce, Pr, Nd, Pm, Sm, Eu mixture.
Wherein, the lead powder is the lead powder that oxidizability is more than 75%.
A kind of method for preparing the lead-acid accumulator lead plaster, comprises the following steps：
（1）It is prepared by anode diachylon
a：Lead powder, dilute sulfuric acid, red lead, deionized water, stannous sulfate, antimony oxide, gas phase titanium dioxide are weighed by above-mentioned formula
Silicon, polyester staple fiber, spherical graphite, rare earth element, modified graphene, and by lead powder, red lead, stannous sulfate, antimony oxide,
Aerosil, polyester staple fiber, spherical graphite, rare earth element, modified graphene, which are respectively put into ball mill, is milled to 200
~400 mesh sieves；
b：By red lead, stannous sulfate, antimony oxide, aerosil, polyester staple fiber, spherical graphite, rare earth element, change
Property graphene mixing add in full-automatic paste mixing machine and opening agitating device, after stirring 8 minutes, start to put into lead powder, Bian Fang
Lead powder side is stirred, after lead powder dispensing is finished, and is continued to stir 13 minutes, is initially added into deionized water and stirs, deionized water is added
Continue to stir 12 minutes after finishing, mixed material is made；
c：Dilute sulfuric acid is slowly added into mixed material made from step a, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 65 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to go out after stirring 13 minutes
Cream, goes out cream temperature no more than 40 DEG C, that is, the anode diachylon is made；
（2）It is prepared by cathode lead plaster
d：Lead powder, dilute sulfuric acid are weighed by above-mentioned formula, deionized water, acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, moved
Prestige lignin, aerosil, rare earth element, modified graphene, and lead powder will be taken, it is acetylene carbon black, humic acid, barium sulfate, poly-
Ester chopped fiber, Norway's lignin, aerosil, rare earth element, modified graphene be respectively put into ball mill and be milled to 200~
400 mesh sieves；
e：By acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, Norway's lignin, aerosil, rare earth element, modification
Graphene mixing adds into full-automatic cream machine living and opens agitating device, stirs 6 minutes, adds lead powder, stirred when putting lead powder
Mix, after lead powder dispensing is finished, continue to stir 9 minutes, be initially added into deionized water and stir, deionized water addition continues after finishing
Stirring 12 minutes, is made mixed material；
f：Dilute sulfuric acid is slowly added into mixed material made from step e, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 60 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to go out after stirring 13 minutes
Cream, goes out cream temperature no more than 40 DEG C, that is, the cathode lead plaster is made.
Wherein, the addition time of dilute sulfuric acid was controlled within 20 minutes in the step c and step f..
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (8)
1. a kind of lead-acid accumulator lead plaster, including anode diachylon and cathode lead plaster, it is characterised in that
The anode diachylon includes the raw material of following parts by weight：50~60 parts of lead powder, 6.2~7.5 parts of dilute sulfuric acid, red lead 20~25
Part, 5~8 parts of deionized water, 0.1~0.2 part of stannous sulfate, 0.05~0.12 part of antimony oxide, aerosil 0.08
~0.12 part, 0.07~0.09 part of polyester staple fiber, 0.2~0.4 part of spherical graphite, 0.2~0.8 part of rare earth element, modified stone
Black 0.1~0.2 part of alkene；
The cathode lead plaster includes the raw material of following parts by weight：70~80 parts of lead powder, 5~7 parts of dilute sulfuric acid, deionized water 7~10
Part, 0.3~0.5 part of acetylene carbon black, 0.08~0.2 part of humic acid, 0.9~1.1 part of barium sulfate, polyester staple fiber 0.06~0.1
Part, 0.1~0.2 part of Norway's lignin, 0.08~0.12 part of aerosil, 0.3~0.5 part of rare earth element, modified graphene
0.2~0.4 part.
2. lead-acid accumulator lead plaster according to claim 1, it is characterised in that
The anode diachylon includes the raw material of following parts by weight：55 parts of lead powder, 6.7 parts of dilute sulfuric acid, 23 parts of red lead, deionized water 7
Part, 0.15 part of stannous sulfate, 0.07 part of antimony oxide, 0.1 part of aerosil, 0.08 part of polyester staple fiber, spherical stone
0.3 part of ink, 0.4 part of rare earth element, 0.13 part of modified graphene；
The cathode lead plaster includes the raw material of following parts by weight：76 parts of lead powder, 6 parts of dilute sulfuric acid, 8 parts of deionized water, acetylene carbon black
0.4 part, 0.12 part of humic acid, 1 part of barium sulfate, 0.09 part of polyester staple fiber, 0.13 part of Norway's lignin, aerosil 0.11
Part, 0.4 part of rare earth element, 0.3 part of modified graphene.
3. lead-acid accumulator lead plaster according to claim 1, it is characterised in that the modified graphene is by following methods system
：Graphene is dipped in the sulfuric acid that concentration is 97%, in ultrasonically treated 8~15 hours at 30~50 DEG C, spent successively after filtering
Ionized water, sodium hydroxide solution, deionized water are washed till pH in neutrality, that is, obtain modified graphene.
4. lead-acid accumulator lead plaster according to claim 1, it is characterised in that the solution concentration of the dilute sulfuric acid is 42%
~48%.
5. lead-acid accumulator lead plaster according to claim 1, it is characterised in that the rare earth element be rare earth Sc,
One or both of La, Ce, Pr, Nd, Pm, Sm, Eu thing mixed above.
6. lead-acid accumulator lead plaster according to claim 1, it is characterised in that the lead powder is that oxidizability is more than 75%
Lead powder.
7. a kind of method for preparing any one of the claim 1~6 lead-acid accumulator lead plaster, it is characterised in that including following
Step：
（1）It is prepared by anode diachylon
a：Lead powder, dilute sulfuric acid, red lead, deionized water, stannous sulfate, antimony oxide, gas phase titanium dioxide are weighed by above-mentioned formula
Silicon, polyester staple fiber, spherical graphite, rare earth element, modified graphene, and by lead powder, red lead, stannous sulfate, antimony oxide,
Aerosil, polyester staple fiber, spherical graphite, rare earth element, modified graphene, which are respectively put into ball mill, is milled to 200
~400 mesh sieves；
b：By red lead, stannous sulfate, antimony oxide, aerosil, polyester staple fiber, spherical graphite, rare earth element, change
Property graphene mixing add in full-automatic paste mixing machine and opening agitating device, after stirring 5~10 minutes, start to put into lead powder,
Stirred when putting lead powder, lead powder deliver finish after, continue stir 10~15 minutes, be initially added into deionized water and stir, go from
Sub- water addition continues to stir 10~15 minutes after finishing, and mixed material is made；
c：Dilute sulfuric acid is slowly added into mixed material made from step a, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 65 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to stir 10~15 minutes
After go out cream, go out cream temperature no more than 40 DEG C, that is, the anode diachylon be made；
（2）It is prepared by cathode lead plaster
d：Lead powder, dilute sulfuric acid are weighed by above-mentioned formula, deionized water, acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, moved
Prestige lignin, aerosil, rare earth element, modified graphene, and lead powder will be taken, it is acetylene carbon black, humic acid, barium sulfate, poly-
Ester chopped fiber, Norway's lignin, aerosil, rare earth element, modified graphene be respectively put into ball mill and be milled to 200~
400 mesh sieves；
e：By acetylene carbon black, humic acid, barium sulfate, polyester staple fiber, Norway's lignin, aerosil, rare earth element, modification
Graphene mixing adds into full-automatic cream machine living and opens agitating device, stirs 5~7 minutes, lead powder is added, when putting lead powder
Stirring, after lead powder dispensing is finished, continues to stir 7~12 minutes, is initially added into deionized water and stirs, deionized water is added and finished
Continue to stir 9~15 minutes afterwards, mixed material is made；
f：Dilute sulfuric acid is slowly added into mixed material made from step e, is stirred when adding dilute sulfuric acid, is sufficiently stirred for it,
When temperature in paste mixing machine reaches 60 DEG C, cold water cooling system is opened, after dilute sulfuric acid addition is finished, continues to stir 10~15 minutes
After go out cream, go out cream temperature no more than 40 DEG C, that is, the cathode lead plaster be made.
8. preparation method according to claim 7, it is characterised in that in the step c and step f during the addition of dilute sulfuric acid
Between control within 20 minutes.
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Application publication date: 20170922 |