CN100583535C - Electrolyte composition of accumulator and method of making the same - Google Patents
Electrolyte composition of accumulator and method of making the same Download PDFInfo
- Publication number
- CN100583535C CN100583535C CN200710302068A CN200710302068A CN100583535C CN 100583535 C CN100583535 C CN 100583535C CN 200710302068 A CN200710302068 A CN 200710302068A CN 200710302068 A CN200710302068 A CN 200710302068A CN 100583535 C CN100583535 C CN 100583535C
- Authority
- CN
- China
- Prior art keywords
- acid solution
- preparation
- defoamer
- dispersant
- electrolyte composition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003792 electrolyte Substances 0.000 title claims abstract description 36
- 239000000203 mixture Substances 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 46
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000002270 dispersing agent Substances 0.000 claims abstract description 34
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 23
- 238000002360 preparation method Methods 0.000 claims abstract description 22
- 239000002253 acid Substances 0.000 claims abstract description 17
- 150000007522 mineralic acids Chemical class 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 46
- 239000013530 defoamer Substances 0.000 claims description 34
- 239000006185 dispersion Substances 0.000 claims description 22
- 229910002012 Aerosil® Inorganic materials 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 229920000570 polyether Polymers 0.000 claims description 19
- 239000008367 deionised water Substances 0.000 claims description 18
- 229910021641 deionized water Inorganic materials 0.000 claims description 18
- 229920001296 polysiloxane Polymers 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 13
- 229920001214 Polysorbate 60 Polymers 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 9
- 229920002125 Sokalan® Polymers 0.000 claims description 8
- 239000004584 polyacrylic acid Substances 0.000 claims description 8
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 7
- HVUMOYIDDBPOLL-XWVZOOPGSA-N Sorbitan monostearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O HVUMOYIDDBPOLL-XWVZOOPGSA-N 0.000 claims description 7
- 229950011392 sorbitan stearate Drugs 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 5
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 4
- 238000013019 agitation Methods 0.000 claims 1
- 239000002518 antifoaming agent Substances 0.000 abstract description 29
- 238000006243 chemical reaction Methods 0.000 abstract description 9
- 239000000377 silicon dioxide Substances 0.000 abstract description 8
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 7
- 238000004062 sedimentation Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000005189 flocculation Methods 0.000 abstract description 2
- 230000016615 flocculation Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 238000010130 dispersion processing Methods 0.000 abstract 1
- 238000013517 stratification Methods 0.000 abstract 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 17
- 239000003795 chemical substances by application Substances 0.000 description 16
- 238000003860 storage Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- 239000005543 nano-size silicon particle Substances 0.000 description 4
- 229920002401 polyacrylamide Polymers 0.000 description 4
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 229920005646 polycarboxylate Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
Classifications
-
- 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
- Secondary Cells (AREA)
Abstract
The invention provides an electrolyte composition of lead-acid batteries and a preparation method of the electrolyte composition, comprising the following materials with the following weight mixture ratios: dispersed medium with 25 to 35, inorganic acid solution with 60 to 75, nanometer-size gas-phase silicon dioxide with 1.5 to 2.5, dispersing agent with 0.01 to 0.2 and defoaming agent with 0.01 to 0.2. The invention is characterized in that: firstly the dispersed medium is fetched by 70% to 80% and then evenly mixed with the dispersing agent, the defoaming agent and the nanometer-size gas-phase silicon dioxide, and the mixture is put up with dispersion processing to form dispersing liquid; in succession, the dispersing liquid is encased in a reaction kettle, and sulfate, the rest dispersed medium and phosphoric acid are added in sequence under stirring and evenly mixed, and then the electrolyte composition is obtained. The invention has the advantages of well dispersibility, being without sedimentation, flocculation and stratification after long-time use and efficiently improving and upgrading environmental protection and service performance of the lead-acid batteries.
Description
Technical field
The present invention relates to a kind of electrolyte that is used for lead-acid battery and preparation method thereof, particularly be used for the colloidal electrolyte composition and method of making the same of lead-acid battery.
Background technology
At present, generally use colloidal electrolyte in lead-acid battery production, wherein a kind of main preparation methods is to be gelatinizing agent with gas phase nano silica nanometer powder, and this colloidal electrolyte is applied in the lead acid accumulator, can improve the electrical property of lead-acid battery, increase the service life.
Because the aerosil nanometer powder has good thixotropy, flowability, thickening property, improved the preferred material of battery liquid function in recent years by extensive conduct.
For example, application number is to disclose a kind of Colliod electrolyte for accumulator in 02152351.7 the Chinese patent application, it is silicon dioxide 2%-12%, polyacrylamide 0.01%-0.2%, phosphoric acid 0.1%-1.0% and the sulfuric acid solution preparation of 5nm-50nm that this electrolyte adopts particle diameter, that purpose is to overcome is poor because of the colloid thixotropy, easily aquation, aging fast, easily dry and produce that the accumulator internal resistance that be full of cracks causes increases, self discharge fast, battery capacity descends, the life-span is short problem.
And for example, application number is to disclose a kind of colloidal electrolyte of lead acid batteries in 03112132.2 the Chinese patent application, it is mainly formulated by dilute sulfuric acid electrolyte, nanoscale aerosil, polyacrylamide, phosphoric acid, polyalcohol activating agent, and purpose is to improve thixotropy, gelling and the rheological characteristic of colloidal electrolyte.
But because the nano silicon particle diameter is little and specific area is big, absorption produces and reunites and sedimentation is applied in the battery liquid very easily mutually, can influence result of use because of dispersion and sedimentation layering that can not be good.
Summary of the invention:
The objective of the invention is to provides electrolyte composition of a kind of lead acid accumulator and preparation method thereof at the problems referred to above, has good dispersiveness, long-time use the no sedimentation in back, do not have and flocculate and do not have layering, effectively improve and promote storage battery environmental protection and serviceability.
For realizing purpose of the present invention, one aspect of the present invention is provided for the electrolyte composition of lead acid accumulator, comprises following raw materials in weight portion: decentralized medium 25-35, inorganic acid solution 60-75, nanoscale gas silica 1 .5-2.5, dispersant 0.01-0.2, defoamer 0.01-0.2.
Wherein, the weight portion proportion optimization of raw material: decentralized medium 28-32, inorganic acid solution 66-70, nanoscale aerosil 1.8-2.1, dispersant 0.02-0.1, defoamer 0.02-0.1.
Wherein, decentralized medium is a deionized water, 25 ℃ down its resistivity more than or equal to 16 megaohms/centimetre.
Wherein, inorganic acid solution is sulfuric acid solution and phosphoric acid solution, and particularly, the weight portion proportioning of sulfuric acid solution and phosphoric acid solution is 30-70: 1.Wherein, the density of sulfuric acid solution under 25 ℃ is 1.4-1.8, and the density of phosphoric acid solution under 25 ℃ is 1.0-1.3; Particularly, sulfuric acid solution is 1.5-1.6 25 ℃ of lower densities, and phosphoric acid solution is 1.05-1.12 25 ℃ of lower densities.
Wherein, the particle diameter of nanoscale aerosil is 20-40nm, and specific area is 300m
2More than/the g.
Wherein, dispersant is one or more among gamma-aminopropyl-triethoxy-silane, polyacrylamide, polyoxyethylene sorbitan stearate, AEO, polyacrylic acid, acrylic acid-acrylate-co-polymer of sulfonate, the polyether-modified poly-organosilicon alkane dispersant SF-722.Particularly, the preferred gamma-aminopropyl-triethoxy-silane of dispersant.
Particularly, the polyoxyethylene sorbitan stearate is a Tween-60; AEO is a peregal-0; Polyacrylic acid is selected polyacrylic acid dispersant FD-324; Acrylic acid-acrylate-co-polymer of sulfonate is selected polycarboxylate dispersant ZF321TY211.
Wherein, defoamer is one or more in polyethers defoamer, silicone based defoamer, the ester defoamer.
Particularly, the polyethers defoamer is selected from a kind of among polyether antifoam agent PPG, polyether antifoam agent PPE, polyether antifoam agent GP, the polyether antifoam agent GPE; Particularly, silicone based defoamer is selected a kind of among silicone defoaming agent FAG470, silicone defoaming agent XPJ284, silicone defoaming agent FD-863, the silicone defoaming agent SF-815; Particularly, the ester defoamer is selected tributyl phosphate.
Another aspect of the present invention provides a kind of above-mentioned preparation method who is used for the electrolyte composition of lead acid accumulator for preparing, get the raw materials ready according to following weight portion proportioning: decentralized medium 25-35, inorganic acid solution 60-75, nanoscale aerosil 1.5-2.5, dispersant 0.01-0.2, defoamer 0.01-0.2, wherein inorganic acid solution is sulfuric acid solution and phosphoric acid solution, is prepared in the following order:
1) decentralized medium and dispersant, defoamer and the nanoscale aerosil with 70-80% mixes, and it carried out dispersion treatment form the nano silicon mixed dispersion liquid;
2) in mixed dispersion liquid, stir the sulfuric acid solution that adds down in the inorganic acid solution, the back that stirs adds the decentralized medium of surplus;
3) drop into phosphoric acid solution in the inorganic acid solution while stirring, it is mixed.
Wherein, the weight portion proportion optimization of raw material: decentralized medium 28-32, inorganic acid solution 66-70, nanoscale aerosil 1.8-2.1, dispersant 0.02-0.1, defoamer 0.02-0.1.
Wherein, decentralized medium is a deionized water, 25 ℃ down its resistivity more than or equal to 16 megaohms/centimetre;
Wherein, inorganic acid solution is sulfuric acid solution and phosphoric acid solution, and the weight distribution ratio of sulfuric acid solution and phosphoric acid solution is 30-70: 1.Under 25 ℃, the density of sulfuric acid solution is 1.4-1.8, and the density of phosphoric acid solution is 1.0-1.3, and especially, sulfuric acid solution density is 1.5-1.6, and phosphoric acid solution density is 1.05-1.12.
Wherein, the particle diameter of nanoscale aerosil is 20-40nm, and specific area is 300m
2More than/the g.
Wherein, dispersant is one or more among gamma-aminopropyl-triethoxy-silane, polyacrylamide, polyoxyethylene sorbitan stearate, AEO, polyacrylic acid, acrylic acid-acrylate-co-polymer of sulfonate, the polyether-modified poly-organosilicon alkane dispersant SF-722.Particularly, the preferred gamma-aminopropyl-triethoxy-silane of dispersant.
Particularly, the polyoxyethylene sorbitan stearate is a Tween-60; AEO is a peregal-0; Polyacrylic acid is selected polyacrylic acid dispersant FD-324; Acrylic acid-acrylate-co-polymer of sulfonate is selected polycarboxylate dispersant ZF321TY211.
Wherein, defoamer is a kind of in polyethers defoamer, silicone based defoamer, the ester defoamer.
Particularly, the polyethers defoamer is selected from one or more among polyether antifoam agent PPG, polyether antifoam agent PPE, polyether antifoam agent GP, the polyether antifoam agent GPE.
Particularly, silicone based defoamer is selected silicone defoaming agent FAG470, silicone defoaming agent XPJ284, silicone defoaming agent FD-863, silicone defoaming agent SF-815.
Particularly, the ester defoamer is selected tributyl phosphate.
Wherein, in step 1), the high speed shear mode that adopts linear velocity to be higher than 15 meter per seconds is carried out dispersion treatment, and decentralized medium and dispersant, defoamer and nanoscale aerosil are mixed, and the high speed shear time is 10-35 minute.
Wherein, in step 2) and 3) in, adopt reaction temperature air-cooled or water-cooling pattern control reactor during stirring.Particularly, the mode of employing air blast or circulating water cooling is controlled the reaction temperature of reactor.
Wherein, in step 2) and 3) in, mixing time was controlled at 20-40 minute, and mixing speed is controlled at 2000-3000 rev/min.
Advantage applies of the present invention is in the following areas:
1, the good dispersion of electrolyte composition of the present invention has thoroughly solved the problem that gas phase nano silicon dioxide is reunited easily and flocculated, and makes the excellent properties of nano silicon comprise that good thixotropy, flowability, thickening property are able to abundant release;
2, the stability of electrolyte composition of the present invention is high, adopts composition of the present invention and preparation technology, and the electrolyte of preparation can be placed sedimentation, flocculation and lamination did not take place more than 48 hours.
3, the every performance with the storage battery of electrolyte composition of the present invention preparation all effectively improves, and with respect to JB/T 10262-2001 " sealing lead acid storage battery for electric vehicle " standard, battery capacity on average increases more than 10%; Can alleviate corrosion and the inhibition dehydration of sulfuric acid to grid, battery cycle life on average increases more than the 15-20%; Can improve the storage battery cryogenic property ,-20 ℃ of discharge capacities are not less than 80%; The internal resistance of storage battery is reduced, have good high current charge-discharge function; Self discharge is little, and is difficult for sulfuration, is convenient to long storage time.
4, electrolyte composition of the present invention can be widely used in the manufacturing of energy storage, startup, power accumulator, system join with use in the generation of no acid mist, can be rated as environmental protection.
Embodiment
Below by specific embodiment content of the present invention is elaborated.
Embodiment 1
1, get the raw materials ready according to following prescription:
Deionized water (resistivity 〉=16 megaohms/centimetre) 31.07kg
Sulfuric acid solution (25 ℃, density 1.56) 65.6kg
Aerosil (average grain diameter 30nm) 2kg
Gamma-aminopropyl-triethoxy-silane (dispersant) 0.05kg
Polyether antifoam agent GP (defoamer) 0.025kg
Phosphoric acid solution (25 ℃, density 1.05) 1.25kg
Wherein, dispersant of the present invention is not limited to gamma-aminopropyl-triethoxy-silane, can also select polyoxyethylene sorbitan stearate, AEO, polyacrylic acid dispersant FD-324, acrylic acid-acrylate-co-polymer of sulfonate dispersant ZF321TY211, polyether-modified poly-organosilicon alkane dispersant SF-722 for use.Defoamer is not limited to polyether antifoam agent GP, can also select polyether antifoam agent PPG, polyether antifoam agent PPE, polyether antifoam agent PG, polyether antifoam agent GPE, silicone defoaming agent FAG470, silicone defoaming agent XPJ284, silicone defoaming agent FD-863, silicone defoaming agent SF-815 and tributyl phosphate for use.
2, earlier the nanoscale aerosil is placed in the high speed shear mulser, get 75% deionized water, earlier silicon dioxide is wetting with small amount of deionized water, the back adds deionized water, dispersant and defoamer again, mix the back with the nanoscale aerosil and open the high speed shear mulser, with linear velocity is that the speed of 25 meter per seconds is sheared dispersion treatment, and the high speed shear dispersion treatment formed mixed dispersion liquid after 20 minutes;
3, mixed dispersion liquid is added in the reactor, stir and add whole sulfuric acid solutions down, after mixing, the decentralized medium deionized water that adds surplus more while stirring, stirred 20 minutes, wherein mixing speed is 3000 rev/mins, adopts the air blast cooling method, and the reaction temperature of control reactor is below 80 ℃;
4, phosphoric acid solution is added in the reactor, the limit edged stirs, and wherein mixing speed is 3000 rev/mins, adopt the air blast cooling method, the reaction temperature of control reactor stirred 20 minutes below 80 ℃, be cooled to discharging after the room temperature, promptly obtain battery electrolyte composition of the present invention.
Battery electrolyte composition of the present invention is the similar colloidal solution of milky, leave standstill after 48 hours do not precipitate, do not flocculate, not stratified.
Embodiment 2
1, get the raw materials ready according to following prescription:
Deionized water (resistivity 〉=16 megaohms/centimetre) 29.9kg
Sulfuric acid solution (25 ℃, density 1.56) 67kg
Aerosil (average grain diameter 30nm) 1.5kg
Polyoxyethylene sorbitan stearate (Tween-60, dispersant) 0.03kg
AEO (peregal-0, dispersant) 0.02kg
Silicone defoaming agent FAG470 (defoamer) 0.05kg
Phosphoric acid solution (25 ℃, density 1.08) 1.5kg
2, earlier the nanoscale aerosil is placed in the high speed shear mulser, get 80% deionized water, with small amount of deionized water with silicon dioxide wetting after, add deionized water, dispersant and defoamer again, mix the back with the nanoscale aerosil and open the high speed shear mulser, with linear velocity is that the speed of 20 meter per seconds is sheared dispersion treatment, and the high speed shear dispersion treatment formed mixed dispersion liquid after 30 minutes;
3, mixed dispersion liquid is added in the reactor, stir and add whole sulfuric acid solutions down, after mixing, the decentralized medium deionized water that adds surplus more while stirring, stirred 30 minutes, wherein mixing speed is 2500 rev/mins, adopts the circulating water cooling mode, and the reaction temperature of control reactor is below 80 ℃;
4, phosphoric acid solution is added in the reactor, the limit edged stirs, and wherein mixing speed is 2500 rev/mins, adopt the circulating water cooling mode, the reaction temperature of control reactor stirred 30 minutes below 80 ℃, be cooled to discharging after the room temperature, promptly obtain battery electrolyte composition of the present invention.
Battery electrolyte composition of the present invention is the similar colloidal solution of milky, leave standstill after 48 hours do not precipitate, do not flocculate, not stratified.
Embodiment 3
1, get the raw materials ready according to following prescription:
Deionized water (resistivity 〉=16 megaohms/centimetre) 30.92kg
Sulfuric acid solution (25 ℃, density 1.56) 64.5kg
Aerosil (average grain diameter 30nm) 2.5kg
AEO (peregal-0, dispersant) 0.04kg
Tributyl phosphate (defoamer) 0.04kg
Phosphoric acid solution (25 ℃, density 1.12) 2kg
2, earlier the nanoscale aerosil is placed in the high speed shear mulser, get 70% deionized water, with small amount of deionized water with silicon dioxide wetting after, add deionized water, dispersant and defoamer again, mix with the nanoscale aerosil, opening the high speed shear mulser then, is that the speed of 30 meter per seconds is sheared dispersion treatment with linear velocity, and the high speed shear dispersion treatment formed mixed dispersion liquid after 15 minutes;
3, mixed dispersion liquid is added in the reactor, stir and add whole sulfuric acid solutions down, after mixing, the decentralized medium deionized water that adds surplus more while stirring, stirred 40 minutes, wherein mixing speed is 2000 rev/mins, adopts the air blast cooling method, and the reaction temperature of control reactor is below 80 ℃;
4, phosphoric acid solution is added in the reactor, the limit edged stirs, and wherein mixing speed is 2000 rev/mins, adopt the air blast mode, the reaction temperature of control reactor stirred 40 minutes below 80 ℃, be cooled to discharging after the room temperature, promptly obtain battery electrolyte composition of the present invention.
Battery electrolyte composition of the present invention is for the milky class is a colloidal solution, leave standstill after 48 hours do not precipitate, do not flocculate, not stratified.
Experimental example 1
Battery electrolyte with embodiment of the invention 1-3 preparation, the canned 12V10Ah battery of electric vehicle of difference, the storage battery of making detects according to JB/T 10262-2001 " electric boosted automobile-used sealed lead accumulator " standard, and test initial capacity and cryogenic property see Table 1:
The performance index of table 1 electrolyte can of the present invention battery of electric vehicle detect
In the table: (1) C
2Represent 2 hour rate nominal capacitys;
(2) testing result represents that with the national standard data be data with reference to the radix actual measurement, and 101.7% expression nominal capacity is the battery of 10AH, and measured data is 10.17AH, is 101.7% of nominal capacity.
Testing result shows, can reach the regulation of JB/T 10262-2001 " sealing lead acid storage battery for electric vehicle " standard with the lead acid accumulator performance index of electrolyte composition preparation of the present invention.
Experimental example 2:
With the battery electrolyte of embodiment of the invention 1-3 preparation, canned 6-M-6.5 motorcycle battery carries out cold-starting aptitude tests and 10h volume test, and the storage battery of making is startability and U.S. ODYSSEY cold start-up battery standard comparing data such as table 2 after tested:
The performance index of table 2 electrolyte can of the present invention motorcycle battery detect
Test result shows that the actuated type lead acid accumulator performance index that adopt electrolyte composition of the present invention to prepare can satisfy the regulation of U.S. ODYSSEY cold start-up battery standard.
Claims (8)
1, a kind of preparation method of electrolyte composition of lead acid accumulator, wherein electrolyte composition comprises following raw materials in weight portion: decentralized medium 25-35, inorganic acid solution 60-75, nanoscale aerosil 1.5-2.5, dispersant 0.01-0.2, defoamer 0.01-0.2; Wherein, described inorganic acid solution is sulfuric acid solution and phosphoric acid solution, and the weight portion proportioning of sulfuric acid solution and phosphoric acid solution is 30-70: 1; Described preparation method comprises following step in sequence:
1) 70-80% and dispersant, defoamer and the nanoscale aerosil with decentralized medium mixes, and it carried out dispersion treatment form dispersion liquid;
2) dispersion liquid is packed into reactor under agitation adds the sulfuric acid solution in the inorganic acid solution, and the back that stirs adds the decentralized medium of surplus;
3) phosphoric acid solution in the input inorganic acid solution mixes it.
2, preparation method as claimed in claim 1 is characterized in that: in described step 1), it is characterized in that: the high speed shear mode that adopts linear velocity to be higher than 15 meter per seconds is carried out dispersion treatment, and the high speed shear time is 10-35 minute.
3, preparation method as claimed in claim 1 or 2 is characterized in that: in described step 2) and 3) in, mixing time was controlled at 20-40 minute, and mixing speed is controlled at 2000-3000 rev/min.
4, preparation method as claimed in claim 1 or 2 is characterized in that: described parts by weight of raw materials proportioning is chosen as: decentralized medium 28-32, inorganic acid solution 66-70, nanoscale aerosil 1.8-2.1, dispersant 0.02-0.1, defoamer 0.02-0.1.
5, preparation method as claimed in claim 1 or 2 is characterized in that: described decentralized medium be resistivity more than or equal to 16 megaohms/centimetre deionized water.
6, preparation method as claimed in claim 1 or 2 is characterized in that: the density of described sulfuric acid solution is 1.4-1.8; The density of described phosphoric acid solution is 1.0-1.3.
7, preparation method as claimed in claim 1 or 2 is characterized in that: described dispersant is one or more among gamma-aminopropyl-triethoxy-silane, polyoxyethylene sorbitan stearate, AEO, polyacrylic acid, acrylic acid-acrylate-co-polymer of sulfonate, the polyether-modified poly-organosilicon alkane dispersant SF-722.
8, preparation method as claimed in claim 1 or 2 is characterized in that: described defoamer is one or more in polyethers defoamer, silicone based defoamer, the ester defoamer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710302068A CN100583535C (en) | 2007-12-21 | 2007-12-21 | Electrolyte composition of accumulator and method of making the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710302068A CN100583535C (en) | 2007-12-21 | 2007-12-21 | Electrolyte composition of accumulator and method of making the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101183728A CN101183728A (en) | 2008-05-21 |
| CN100583535C true CN100583535C (en) | 2010-01-20 |
Family
ID=39448883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710302068A Expired - Fee Related CN100583535C (en) | 2007-12-21 | 2007-12-21 | Electrolyte composition of accumulator and method of making the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100583535C (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882694B (en) * | 2010-06-21 | 2012-06-20 | 冯家齐 | Electrolyte of lead-acid accumulator and preparation method thereof |
| CN102013522B (en) * | 2010-11-15 | 2012-11-21 | 江苏贝思特动力电源有限公司 | Colloidal electrolyte for lead-acid storage battery |
| CN102122729B (en) * | 2011-01-19 | 2013-02-20 | 李海明 | Novel silicate electrolyte storage battery |
| CN102122730B (en) * | 2011-01-19 | 2013-03-06 | 李海明 | Silicate electrolyte for battery and preparation method thereof |
| JP5816961B2 (en) * | 2011-08-29 | 2015-11-18 | 俊三 間瀬 | Lead acid battery additive and lead acid battery |
| CN102856595A (en) * | 2012-09-27 | 2013-01-02 | 艺永盛（天津）电源电器科技有限公司 | Nanometer silicon high-polymer compound colloid electrolyte for lead-acid battery and preparation method thereof |
| CN103346357B (en) * | 2013-06-09 | 2015-05-20 | 长兴亿创纳米科技有限公司 | Colloid additive and preparation method thereof |
| JP6414985B2 (en) * | 2013-06-28 | 2018-10-31 | カーリットホールディングス株式会社 | Electrolytic solution for electrolytic capacitor and electrolytic capacitor |
| CN104218260A (en) * | 2014-08-14 | 2014-12-17 | 超威电源有限公司 | Colloidal electrolyte preparation technology |
| CN105449293A (en) * | 2014-09-30 | 2016-03-30 | 佛山市高明区(中国科学院)新材料专业中心 | Gel electrolyte used for lead-acid storage battery and preparation method for gel electrolyte |
| CN106356570B (en) * | 2016-09-27 | 2019-06-25 | 天能电池集团有限公司 | A kind of preparation method of lead storage battery colloid mother liquor |
-
2007
- 2007-12-21 CN CN200710302068A patent/CN100583535C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101183728A (en) | 2008-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100583535C (en) | Electrolyte composition of accumulator and method of making the same | |
| CN104681790B (en) | A kind of preparation method of lithium ion power battery cathode material slurry | |
| CN110600671B (en) | Semi-dry method batching process of lithium ion battery electrode slurry, lithium ion battery positive plate, battery negative plate and lithium ion battery | |
| CN104143633B (en) | The positive electrode that element microemulsified cladding process is made, preparation method and application | |
| CN103972591B (en) | A kind of lead-acid accumulator nanometer colloid electrolyte and preparation method thereof | |
| CN105375068B (en) | A kind of colloidal electrolyte of lead acid accumulator and compound method | |
| CN109755564B (en) | Power type lead storage battery | |
| CN105355985B (en) | The preparation method of nano silicon oxide dispersion liquid and preparation method thereof and biscuit | |
| CN105670018B (en) | Sulfonated polyether-ether-ketone/MIL101 load phosphotungstic acids hybridized film and preparation and application | |
| CN108336352A (en) | A kind of preparation method of high conductivity high vibration high density lithium iron phosphate | |
| CN102856595A (en) | Nanometer silicon high-polymer compound colloid electrolyte for lead-acid battery and preparation method thereof | |
| CN103682286A (en) | Silicon/high-polymer composite microsphere, silicon carbon composite anode material for lithium ion battery and preparation method | |
| CN104979563A (en) | Preparation method of azotized graphene lithium ion power battery slurry | |
| CN109686920A (en) | A kind of high-energy density anode pole piece and its preparation method and application | |
| CN111621264A (en) | Nano modified sodium acetate trihydrate phase change heat storage material and preparation method thereof | |
| CN110993914B (en) | Nickel-hydrogen battery cathode slurry and preparation method thereof | |
| CN102315488B (en) | Electrolyte for polysilane lead-acid cells and preparation method thereof | |
| CN113355045A (en) | Adhesive with energy storage function and application thereof | |
| CN110071267A (en) | A kind of positive plate of lead storage battery lead paste formula | |
| CN101702451B (en) | Gradual storage battery colloid, preparation method and gel-filling technology of storage battery | |
| CN109742348A (en) | A kind of anode diachylon and preparation method thereof adjusting the lead carbon battery capacity service life | |
| CN107579287B (en) | A kind of nano silica gel body electrolyte and its preparation method and application | |
| CN106785086A (en) | A kind of plumbic acid colloid storage battery electrolyte preparation method | |
| CN103633331A (en) | Positive active material for lead-acid power battery and preparation method of positive active material | |
| CN105845930B (en) | The preparation method of energy storage lead carbon battery anode activating substance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DENG CHANGWEI Free format text: FORMER OWNER: QIAN ZHENGXIN Effective date: 20100827 |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214145 NO.8, XIZHAI ROAD, NEW DISTRICT, WUXI CITY, JIANGSU PROVINCE TO: 526040 ROOM 501, BUILDING A, NO.2, CUIXING ROAD, DUANZHOU DISTRICT, ZHAOQING CITY, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100827 Address after: 501, building 526040, building A, 2 Star Road, Duanzhou District, Guangdong, Zhaoqing Patentee after: Deng Changwei Address before: 214145 No. 8 Tin Road, New District, Jiangsu, Wuxi Patentee before: Qian Zhengxin |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100120 Termination date: 20111221 |