CN103199243A - Positive lead paste of lead-acid storage battery - Google Patents
Positive lead paste of lead-acid storage battery Download PDFInfo
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- CN103199243A CN103199243A CN2013100821583A CN201310082158A CN103199243A CN 103199243 A CN103199243 A CN 103199243A CN 2013100821583 A CN2013100821583 A CN 2013100821583A CN 201310082158 A CN201310082158 A CN 201310082158A CN 103199243 A CN103199243 A CN 103199243A
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- lead
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- battery
- storage battery
- silicon dioxide
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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
Abstract
The invention discloses a positive lead paste of a lead-acid storage battery. The positive lead paste is composed of the following raw materials by mass percent: 6.8-10% of 1.4 g/cm<3> sulfuric acid, 9-11% of de-ionized water, 5-16% of red lead, 0.05-0.06% of short fiber, 0.10-015% of carbon fibers, 0.1-0.3% of silicon dioxide, 0.1-0.4% of anisotropic graphite, 0.05-0.28% of stannous sulfate and the balance of lead powder. The positive lead paste of the lead-acid storage battery is characterized in that various positive active materials such as anisotropic graphite, stannous sulfate, silicon dioxide and red lead are added on the basis of a certain content of water and acids in the positive lead paste material so that the porosity of the positive plate is improved and the early-stage capacity and the vimetric specific energy of the lead-acid storage battery are enhanced; and as a result, the formation efficiency of batteries is improved.
Description
Technical field
The present invention relates to the lead acid accumulator field, relate in particular to a kind of lead-acid accumulator anode diachylon.
Background technology
The lead acid accumulator active material utilization is lower, and especially the positive plate active material utilization is on the low side.The main cause that causes the battery ordinary life to stop is just to reach the active material softening and shedding, the cycle life that is battery mainly is subject to positive pole usually, producer generally takes to delay positive material and come off and make by improving the lead plaster apparent density, thereby improve the anodal life-span, prolong service life of lead accumulator.Because the anode diachylon apparent density increases, the active material porosity will reduce, and acid just is difficult to enter in the plate active material micropore, and battery changes into difficulty, and active material utilization reduces.Some producer is in prescription, can improve the active material porosity to the increase water yield and sour amount in the lead plaster of certain lead powder amount, reduce its superficial density, the battery initial capacity can promote, but can reduce the lead plaster apparent density like this, reduce the intensity of active material, will shorten the useful life of battery, and these ways are difficult to take into account simultaneously initial capacity and the cycle life of battery.
Publication number is that the Chinese invention patent of CN101132065 discloses a kind of lead-acid accumulator anode diachylon on February 27th, 2008, comprises lead powder, 1.4g/cm
3Sulfuric acid, deionized water, brown lead oxide, short fiber, carbon fiber, anisotropy graphite and bismuth oxide, wherein each composition accounts for the percentage by weight of lead powder and is: lead powder 100%, 1.4g/cm
3Sulfuric acid 8～12%, deionized water 9～11%, brown lead oxide 3～4.2%, short fiber 0.05～0.06%, carbon fiber 0.10～0.15%, anisotropy graphite 0.2～0.4%, bismuth oxide 0.05～0.11%.It adds the cycle life that multiple anode active substances such as anisotropy graphite, bismuth oxide prolong battery, but its performance still remains to be improved.
Summary of the invention
Technical problem to be solved by this invention just provides a kind of lead-acid accumulator anode diachylon, improves the battery formation efficiency, and does not influence battery cycle life.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of lead-acid accumulator anode diachylon is characterized in that: the raw material by following mass fraction is formed: 1.4g/cm
3Sulfuric acid 6.8～10%, deionized water 9～11%, red lead 5～16%, short fiber 0.05～0.06%, carbon fiber 0.10～0.15%, silicon dioxide 0.1%～0.3%, anisotropy graphite 0.1～0.4%, stannous sulfate 0.05-0.28%, all the other are lead powder.
Preferably, described deionization electrical conductivity of water is less than or equal to 2 μ s/cm.
Preferably, described silicon dioxide is aerosil, specific area 〉=200m
2/ g.
Preferably, described red lead was the powder of 60 mesh sieves.
On the basis of the present invention certain water and acid content in the anode diachylon active material, add multiple anode active substances such as anisotropy graphite, stannous sulfate, silicon dioxide, red lead.In positive pole, add anisotropy graphite, graphite is oxidized to compound between graphite layers in sulfuric acid medium, causes the irregular expansion of graphite to increase, and has increased anodal porosity, add stannous sulfate, avoid causing the increase of resistance because of loose contact between grid and the active material.Add silicon dioxide, can increase the pole plate porosity, it is relatively easy to make acid enter the pole plate micropore, improves formation efficiency and battery initial capacity.Red lead is the positive active material crystal seed, can improve battery forming current efficient, shorten to change into the time, and the proportioning of various compositions changes again.Thereby anode diachylon of the present invention increased the positive plate porosity, improved initial capacity and the gravimetric specific energy of lead acid accumulator, can improve the battery formation efficiency.
Embodiment
Lead-acid accumulator anode diachylon of the present invention is made up of the raw material of following mass fraction: 1.4g/cm
3Sulfuric acid 6.8～10%, deionized water 9～11%, red lead 5～16%, short fiber 0.05～0.06%, carbon fiber 0.10～0.15%, silicon dioxide 0.1%～0.3%, anisotropy graphite 0.1～0.4%, stannous sulfate 0.05-0.28%, all the other are lead powder.Wherein, described deionization electrical conductivity of water is less than or equal to 2 μ s/cm.Described silicon dioxide is aerosil, specific area 〉=200m
2/ g.Described red lead was the powder of 60 mesh sieves.
Be the sample battery with conventional 12V12AH battery, adopt conventional formulation and prescription of the present invention to test contrast.The complete initial capacity, gravimetric specific energy of back test 1C and 3C and make cycle life according to pet-valve control sealed lead acid battery technical conditions national standards (GB/T19639.1-2005) of battery.
Conventional formulation: positive lead paste formula raw material is formed: 1.4g/cm
3Sulfuric acid 6.8%, deionized water 9.2%, short fiber O.06%, carbon fiber O.12%, anisotropy graphite 0.25%, stannous sulfate 0.1%, all the other are lead powder.
The present invention's prescription: positive lead paste formula raw material is formed: 1.4g/cm
3Sulfuric acid 6.8%, deionized water 9.5%, red lead 10%, short fiber O.06%, carbon fiber O.12%, silicon dioxide 0.2%, anisotropy graphite 0.25%, stannous sulfate 0.1%, all the other are lead powder.
With the cream process:
(1) with the premixed of the elder generation of the additive in the above-mentioned prescription;
(2) add half lead powder of formula ratio then;
(3) again additive is added;
(4) add the lead powder that remains formula ratio again;
(5) stir;
(6) add the pure water of formula ratio rapidly;
(7) stir,
(8) density that adds formula ratio more lentamente is 1.400g/cm
3The sulfuric acid of (25 ° of C),
(9) stir;
(10) measurement lead plaster apparent density, needle penetration meet technological requirement.
Control with the cream process temperature: when the lead plaster temperature is higher than 35 ℃, open the paste mixing machine cooling water temperature, whole and cream process control lead plaster temperature is not higher than 65 ℃.Smear again takes the dish out of the pot when the lead plaster temperature drops to below 45 ℃.
Be mixed with lead plaster and be used for making the 12V12AH battery.
Smear and enter in the curing room process notices that pole plate preserves moisture.
After solidifying drying, positive plate and negative plate moisture be all less than 0.5%, positive plate active material metallic lead content＜4%, metallic lead content＜5% in the positive and negative pole active matter.
After dividing the brush sheet, the utmost point group combo of weighing according to technology Bao Jiqun, is surveyed the battery assembling pressure, the welding assembly battery.To note in the assembling process battery can not antipole, short circuit, the glue battery of being honored as a queen can not leak gas, go here and there lattice.
The 12V12Ah battery of anode diachylon production of the present invention after adding acidifying and becoming, the test battery performance.
Owing to be added with silicon dioxide and red lead in the present invention's prescription, add silicon dioxide, can increase the pole plate porosity, it is relatively easy to make acid enter the pole plate micropore, improves formation efficiency and battery initial capacity.Red lead is the positive active material crystal seed, can improve battery forming current efficient, shortens to change into the time.The electric weight contrast that charges into when battery changes into is as following table 1.
Two kinds of prescriptions of table 1 battery changes into and charges into electric quantity data
Adopt prescription of the present invention in the test, add red lead and silicon dioxide, the electricity ratio conventional formulation that changes into that charges into battery saves 4.77%.
Test two kinds of battery 20 hour rates, 3 hour rates, 1C and 3C capacity, compare as the battery initial capacity.(the 20 hour rates discharge that pet-valve control sealed lead acid battery technical conditions national standards (GB/T19639.1-2005) require was not less than 20 hours, the discharge of 3 hour rates was not less than 3 hours, and 3 hour rate 1C discharge is not less than 27min and the 3C discharge was not less than 7 minutes).The discharge data of above-mentioned battery averaged make following table 2.
Two kinds of prescriptions of table 2 battery initial performance test data (min)
Battery 20 hour rates of two kinds of prescriptions, 3 hour rates, 1C and 3C all can reach pet-valve control sealed lead acid battery technical conditions national standards (GB/T19639.1-2005) requirement discharge time.Adopt test cell 20 hour rates, 3 hour rates, 1C and the 3C of the present invention's prescription all long discharge time than conventional formulation discharge time.
Require to do battery cycle life according to pet-valve control sealed lead acid battery technical conditions national standards (GB/T19639.1-2005), standard-required cycle life is not less than 300 times, battery cycle life number of times such as table 3.
The test of two kinds of prescriptions of table 3 battery cycle life
Two kinds of all requirements of 300 times in the pet-valve control sealed lead acid battery technical conditions national standards (GB/T19639.1-2005) of prescription battery loop test life-span, the cycle life test case is similar.
To sum up state, lead-acid accumulator anode diachylon provided by the invention has increased the positive plate porosity, has improved the initial capacity of lead acid accumulator, improves the battery formation efficiency, and does not influence battery cycle life.
Claims (4)
1. lead-acid accumulator anode diachylon, it is characterized in that: the raw material by following mass fraction is formed: 1.4g/cm
3Sulfuric acid 6.8～10%, deionized water 9～11%, red lead 5～16%, short fiber 0.05～0.06%, carbon fiber 0.10～0.15%, silicon dioxide 0.1%～0.3%, anisotropy graphite 0.1～0.4%, stannous sulfate 0.05-0.28%, all the other are lead powder.
2. lead-acid accumulator anode diachylon according to claim 1, it is characterized in that: described deionization electrical conductivity of water is less than or equal to 2 μ s/cm.
3. lead-acid accumulator anode diachylon according to claim 1, it is characterized in that: described silicon dioxide is aerosil, specific area 〉=200m
2/ g.
4. lead-acid accumulator anode diachylon according to claim 1, it is characterized in that: described red lead was the powder of 60 mesh sieves.
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| CN2013100821583A CN103199243A (en) | 2013-03-14 | 2013-03-14 | Positive lead paste of lead-acid storage battery |
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| CN2013100821583A CN103199243A (en) | 2013-03-14 | 2013-03-14 | Positive lead paste of lead-acid storage battery |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682331A (en) * | 2013-12-04 | 2014-03-26 | 河南超威电源有限公司 | Positive lead paste of storage battery and preparation method thereof |
| CN104269531A (en) * | 2014-10-10 | 2015-01-07 | 赵蕾 | Preparation method of anode lead paste |
| CN104300179A (en) * | 2013-07-15 | 2015-01-21 | 天能集团（河南）能源科技有限公司 | Container formation process for valve-regulated lead storage battery |
| CN105098176A (en) * | 2014-06-30 | 2015-11-25 | 浙江天能电池(江苏)有限公司 | Positive lead plaster of lead-acid storage battery |
| CN105336945A (en) * | 2015-09-29 | 2016-02-17 | 双登集团股份有限公司 | High specific energy lead-acid battery production method |
| CN106058180A (en) * | 2016-07-06 | 2016-10-26 | 无锡市宝来电池有限公司 | Anode lead paste for lead-acid storage batteries |
| CN108370032A (en) * | 2015-10-06 | 2018-08-03 | 阿克爱科蒂夫有限公司 | Improved lead-acid battery electrode |
| CN108777288A (en) * | 2018-04-23 | 2018-11-09 | 超威电源有限公司 | A kind of high performance and long service life power lead-acid storage battery positive electrode |
| CN109698350A (en) * | 2018-12-26 | 2019-04-30 | 天能电池(芜湖)有限公司 | A kind of additive improving charging rate |
| CN111525134A (en) * | 2020-04-18 | 2020-08-11 | 河南超威电源有限公司 | Positive lead plaster for high-specific-energy lead-acid storage battery and preparation method thereof |
| CN111969257A (en) * | 2020-08-24 | 2020-11-20 | 海志电源技术（赣州）有限公司 | Manufacturing method of high-specific-energy power lead-acid battery |
| CN112397712A (en) * | 2020-11-02 | 2021-02-23 | 江西南鹰电源科技有限公司 | Formula of high-performance parking storage battery positive lead paste |
| CN114373896A (en) * | 2021-12-29 | 2022-04-19 | 浙江平湖华龙实业股份有限公司 | Processing technology of lead-acid green plate battery |
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| JPS6293857A (en) * | 1985-10-17 | 1987-04-30 | Japan Storage Battery Co Ltd | Manufacture of enclosed lead storage battery |
| CN101132065A (en) * | 2007-09-28 | 2008-02-27 | 深圳市今星光实业有限公司 | Lead-acid accumulator anode lead plaster |
| CN101887971A (en) * | 2010-05-14 | 2010-11-17 | 张天任 | Lead paste formula of energy storing accumulator and preparation method thereof |
| CN102664256A (en) * | 2012-04-27 | 2012-09-12 | 天能电池集团有限公司 | Anode lead plaster of power lead-acid storage battery polar plate |
| CN102738467A (en) * | 2012-06-25 | 2012-10-17 | 天能集团江苏科技有限公司 | Lead-carbon battery anode lead paste for hybrid vehicle, and its preparation method |
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2013
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| JPS6293857A (en) * | 1985-10-17 | 1987-04-30 | Japan Storage Battery Co Ltd | Manufacture of enclosed lead storage battery |
| CN101132065A (en) * | 2007-09-28 | 2008-02-27 | 深圳市今星光实业有限公司 | Lead-acid accumulator anode lead plaster |
| CN101887971A (en) * | 2010-05-14 | 2010-11-17 | 张天任 | Lead paste formula of energy storing accumulator and preparation method thereof |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300179A (en) * | 2013-07-15 | 2015-01-21 | 天能集团（河南）能源科技有限公司 | Container formation process for valve-regulated lead storage battery |
| CN103682331B (en) * | 2013-12-04 | 2015-11-04 | 河南超威电源有限公司 | Positive lead paste of storage battery and preparation method thereof |
| CN103682331A (en) * | 2013-12-04 | 2014-03-26 | 河南超威电源有限公司 | Positive lead paste of storage battery and preparation method thereof |
| CN105098176A (en) * | 2014-06-30 | 2015-11-25 | 浙江天能电池(江苏)有限公司 | Positive lead plaster of lead-acid storage battery |
| CN104269531A (en) * | 2014-10-10 | 2015-01-07 | 赵蕾 | Preparation method of anode lead paste |
| CN105336945A (en) * | 2015-09-29 | 2016-02-17 | 双登集团股份有限公司 | High specific energy lead-acid battery production method |
| CN108370032A (en) * | 2015-10-06 | 2018-08-03 | 阿克爱科蒂夫有限公司 | Improved lead-acid battery electrode |
| CN106058180A (en) * | 2016-07-06 | 2016-10-26 | 无锡市宝来电池有限公司 | Anode lead paste for lead-acid storage batteries |
| CN108777288A (en) * | 2018-04-23 | 2018-11-09 | 超威电源有限公司 | A kind of high performance and long service life power lead-acid storage battery positive electrode |
| CN109698350A (en) * | 2018-12-26 | 2019-04-30 | 天能电池(芜湖)有限公司 | A kind of additive improving charging rate |
| CN111525134A (en) * | 2020-04-18 | 2020-08-11 | 河南超威电源有限公司 | Positive lead plaster for high-specific-energy lead-acid storage battery and preparation method thereof |
| CN111969257A (en) * | 2020-08-24 | 2020-11-20 | 海志电源技术（赣州）有限公司 | Manufacturing method of high-specific-energy power lead-acid battery |
| CN111969257B (en) * | 2020-08-24 | 2022-02-01 | 海志电源技术（赣州）有限公司 | Manufacturing method of high-specific-energy power lead-acid battery |
| CN112397712A (en) * | 2020-11-02 | 2021-02-23 | 江西南鹰电源科技有限公司 | Formula of high-performance parking storage battery positive lead paste |
| CN114373896A (en) * | 2021-12-29 | 2022-04-19 | 浙江平湖华龙实业股份有限公司 | Processing technology of lead-acid green plate battery |
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Application publication date: 20130710 |