WO2013005733A1 - 液式鉛蓄電池 - Google Patents
液式鉛蓄電池 Download PDFInfo
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- WO2013005733A1 WO2013005733A1 PCT/JP2012/066949 JP2012066949W WO2013005733A1 WO 2013005733 A1 WO2013005733 A1 WO 2013005733A1 JP 2012066949 W JP2012066949 W JP 2012066949W WO 2013005733 A1 WO2013005733 A1 WO 2013005733A1
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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
- H01M4/362—Composites
- H01M4/364—Composites as mixtures
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/08—Selection of materials as electrolytes
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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
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being polymers
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/627—Expanders for lead-acid accumulators
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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
- H01M2300/00—Electrolytes
- H01M2300/0002—Aqueous electrolytes
- H01M2300/0005—Acid electrolytes
- H01M2300/0011—Sulfuric acid-based
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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
Definitions
- the present invention relates to a liquid lead-acid battery, and more particularly to a liquid lead-acid battery containing a large amount of carbon black in the negative electrode active material and less turbidity of the electrolyte.
- liquid lead-acid batteries in an incompletely charged state improves the energy efficiency of automobiles.
- the fuel consumption is reduced by stopping the engine each time the vehicle is stopped, and the engine is started with electric power from the storage battery when starting.
- the storage battery is used in a state of insufficient charge.
- the storage battery is often placed in an insufficiently charged state.
- Patent Document 1 Japanese Patent Application Laid-Open No. 09-73895 describes that an active material paste such as CMC (carboxymethylcellulose) or PEO (polyethylene oxide) is added to an active material paste of a liquid lead-acid battery, and the active material paste is used as a grid of electrode plates. It is proposed to remove CMC etc. by immersing in water after filling and drying. The pores generated by eluting CMC and the like improve the utilization rate of the active material.
- CMC carboxymethylcellulose
- PEO polyethylene oxide
- Patent Document 2 Japanese Patent Laid-Open No. 2003-338285 discloses that a negative electrode active material of a control valve type lead storage battery contains a bisphenol condensate and carbon black.
- the bisphenol condensate refines the negative electrode active material and improves the charge acceptability by synergistic action with carbon black.
- the negative electrode active material of a liquid lead-acid battery contains a bisphenol condensate and a large amount of carbon black, the low-temperature high-rate discharge performance is improved, but the turbidity of the electrolyte due to carbon black is suppressed. could not.
- the basic problem of the present invention is to provide a liquid lead-acid battery that has low turbidity of the electrolyte and is excellent in low-temperature high-rate discharge performance, regenerative charge acceptance performance, and durability performance in a state where charging is insufficient. is there.
- the present invention relates to a liquid lead acid battery comprising a negative electrode active material, a positive electrode active material mainly composed of lead dioxide, and a free flowing electrolyte containing sulfuric acid, wherein the negative electrode active material is spongy lead And water, a water-soluble polymer comprising a bisphenol condensate having a sulfonic acid group, and cellulose ether.
- the content of carbon or the like in the negative electrode active material indicates the amount of spongy lead in the negative electrode active material as 100 mass%.
- the amount of spongy lead is determined by converting lead sulfate or the like into spongy lead.
- the content of the additive in the negative electrode active material is, for example, the content at the stage of chemical conversion.
- Chemical conversion means a process in which basic lead sulfate and lead oxide are oxidized in a sulfuric acid aqueous solution to be converted into a positive electrode active material lead dioxide, and similarly reduced in a sulfuric acid aqueous solution to be converted into a negative electrode active material metal lead. . *
- Carbon is, for example, carbon black, but may be fine carbon having a large specific surface area.
- the carbon content is preferably 0.5 mass% or more, and preferably 2.5 mass% or less.
- the carbon content is particularly preferably 0.5 mass% or more and 2.5 mass% or less.
- the negative electrode active material further contains a water-soluble polymer composed of a bisphenol condensate having a sulfonic acid group and cellulose ether.
- a bisphenol condensate having a sulfonic acid group is simply referred to as a bisphenol condensate.
- Bisphenol condensates are for example (-(OH) (RSO 3 H) Ph-X-Ph (OH) (R'SO 3 H) CH 2- ) n
- R and R ′ may be an appropriate alkyl group such as a methylene group, and X may be an SO 2 group, an alkyl group or the like, and two phenyl groups may be directly bonded without containing X.
- the hydrogen of the SO 3 H group may be substituted with an appropriate cation such as Na + ion, particularly an alkali metal ion, in the negative electrode active material.
- the RSO 3 H group, R′SO 3 H group, and CH 2 group are in an ortho position relative to the OH group of the phenyl group (Ph), and the monomers of the condensate are connected to each other via the CH 2 group.
- Many commercially available bisphenol condensates have two sulfonic acid groups per monomer, but the number of sulfonic acid groups per monomer is arbitrary, such as 1 to 4.
- bisphenol S is used, but the results are the same even when bisphenol A is used. is there.
- the molecular weight of the bisphenol condensate is arbitrary, for example, about 4000 to 250,000, and the influence of the molecular weight is small.
- a bisphenol condensate is similar to lignin sulfonic acid in that it is a water-soluble polymer containing an aromatic ring and a sulfonic acid group, but has no carboxy group, ether group, and alcoholic hydroxyl group, Instead, it is a linear polymer.
- cellulose ether is arbitrary, what can change between a water-soluble form and a water-insoluble form is preferable.
- a carboxyalkyl cellulose such as carboxymethyl cellulose may be added as a water-soluble salt such as a Na salt, and reacted with H + ions in the electrolyte solution to be converted into an acid form insoluble in water so as to be present in the negative electrode active material.
- a water-soluble salt such as a Na salt
- the negative electrode active material contains 0.1 mass% or more of bisphenol condensate per 100 mass% of spongy lead, and preferably the negative electrode active material contains 0.9 mass% or less of bisphenol condensate per 100 mass% of spongy lead . Particularly preferably, the negative electrode active material contains 0.1 mass% to 0.9 mass% of bisphenol condensate per 100 mass% of spongy lead. Most preferably, the negative electrode active material contains 0.3 mass% to 0.7 mass% of bisphenol condensate per 100 mass% of spongy lead.
- the negative electrode active material contains 0.01 mass% or more of cellulose ether per 100 mass% of sponge-like lead, and preferably the negative electrode active material contains 0.3 mass% or less of cellulose ether per 100 mass% of sponge-like lead. Most preferably, the negative electrode active material contains 0.01 mass% or more and 0.3 mass% or less of cellulose ether per 100 mass% of spongy lead.
- the cellulose ether is preferably carboxyalkyl cellulose. Most preferably, the negative electrode active material contains 0.05 mass% to 0.1 mass% of carboxyalkyl cellulose per 100 mass% of spongy lead.
- the negative electrode active material further contains lignin sulfonic acid, and the content thereof is, for example, 0.2 mass% or more and 0.5 mass% or less per 100 mass% of spongy lead.
- cellulose ether By containing cellulose ether in the negative electrode active material, it is possible to suppress the outflow to an electrolytic solution such as carbon black.
- an electrolytic solution such as carbon black.
- a water-soluble polymer such as a bisphenol condensate
- the carbon concentration in the formed electrolyte can be reduced to 3 mass ppm or less, and the visibility of the liquid level is increased.
- the durability in a state of insufficient charging is remarkably improved, the amount of carbon black and the like is low, such as low-temperature high-rate discharge performance and regenerative charge acceptance performance, and cellulose ether is also used. It can be made equal to or higher than the conventional example which does not contain bisphenol condensate or the like.
- the concentration of carbon black or the like in the electrolyte can be reduced to 3 mass ppm or less depending on conditions.
- the negative electrode active material is 100 mass% of spongy lead, carbon such as carbon black is 0.5 mass% to 2.5 mass%, bisphenol condensate is 0.3 mass% to 0.7 mass%, cellulose ether such as carboxyalkyl cellulose It is preferable to contain 0.05 mass% or more and 0.1 mass% or less.
- cellulose ether Na salt of carboxymethyl cellulose (CMC) was dissolved in water.
- CMC carboxymethyl cellulose
- other carboxyalkyl celluloses or other cellulose ethers may be used as long as they are soluble in neutral or alkaline water.
- the effect of cellulose ether is to prevent carbon black from flowing out by being present in the pores of the negative electrode active material as a fibrous material insoluble in the electrolyte.
- ketjen black as carbon black to an aqueous solution of CMC, knead, then disperse a condensate of bisphenol S (molecular weight about 100,000), 0.6 mass% Ba sulfate with 100 mass% spongy lead, and sponge 0.1 mass% acrylic fiber (reinforcing agent) was added to 100 mass% of lead and kneaded.
- the quantity of an additive is shown by content with respect to 100 mass% of spongy lead.
- acetylene black instead of ketjen black, or other carbon black such as oil furnace black may be used.
- Lead powder produced by the ball mill method lignin sulfonic acid (hereinafter simply referred to as lignin, lignin kneaded with lead powder is referred to as a non-shrinking agent), water, and sulfuric acid are added to the carbon paste and kneaded.
- a paste was used.
- the kind and manufacturing method of lead powder are arbitrary.
- carbon paste in which carbon black, bisphenol condensate and CMC were previously kneaded was mixed with lead powder, but these may be kneaded separately with lead powder, in which case bisphenol condensate and CMC are mixed. It is preferable to increase the content of.
- a ketjen black content of 0.3 mass% was prepared, and neither CMC nor bisphenol condensate was prepared.
- a negative electrode active material paste was prepared with water and acid in the same manner as in the examples.
- the amount of ketjen black is over 0.3 mass%, in the carbon paste, ⁇
- lignin was examined as a material other than bisphenol, and CMC was included, but a material containing lignin in a carbon paste instead of a bisphenol condensate was prepared.
- ketjen black may replace with ketjen black and may contain other carbon black, and other carbons, such as graphite, activated carbon, and carbon fiber, may be contained in addition to carbon black.
- the bisphenol condensate and lignin in the carbon paste are called carbon dispersants, and the lignin kneaded into the carbon paste together with lead powder or kneaded into the carbon paste after kneading the lead powder is called a shrinkage preventing agent.
- the purpose of containing lignin is to disperse carbon and to prevent lead active material, and in order to obtain effects for these different purposes, it is necessary to put the paste in two stages. There is.
- a positive electrode active material paste was prepared by adding 0.1 mass% of acrylic fiber as a reinforcing agent to 100 kg of lead powder, and adding water and acid.
- the negative electrode active material paste was filled into an expandable negative electrode grid with a Pb—Ca—Sn alloy system and dried to obtain a negative electrode plate.
- the negative electrode plate has a width of 137 mm, a height of 115 mm, and a thickness of 1.3 mm, and the composition and manufacturing method of the negative electrode grid are arbitrary.
- the positive electrode active material paste was filled into an expandable positive electrode grid using a Pb—Ca—Sn alloy system and dried to obtain a positive electrode plate.
- the positive electrode plate has a width of 137 mm, a height of 115 mm, and a thickness of 1.6 mm, and the composition and manufacturing method of the positive electrode grid are arbitrary.
- the negative electrode plate and the positive electrode plate are aged at 35 ° C., the negative electrode plate is wrapped in a polyethylene separator, and two positive electrode plates in parallel and one negative electrode plate are connected to each other for evaluation of turbidity of electrolyte and initial performance. Set in the bath. For evaluation of durability performance, eight parallel negative electrode plates and seven parallel positive electrode plates were set in the battery case.
- a liquid lead-acid battery was obtained by pouring dilute sulfuric acid (specific gravity 1.285 at 25 ° C.) as an electrolytic solution into the battery case and then forming the battery case. The composition and performance of the liquid lead acid battery are shown in Table 1, and each liquid lead acid battery is the same except for the negative electrode active material.
- Ketjen black is dispersed in the electrolyte at a concentration of 1.5 massppm to 300 massppm, compare the turbidity of the electrolyte 30 minutes after conversion with the turbidity of the standard sample, The ketjen black content in the electrolyte in the storage battery was determined. If the carbon black content in the electrolyte is 3 massppm, it does not hinder the visual recognition of the liquid level, but if it exceeds 6 massppm, the visual recognition becomes difficult.
- the time (seconds) until the terminal voltage of the storage battery decreased to 1.0 V due to a discharge current of 37.5 A in an environment where the room temperature was ⁇ 15 ° C. was measured.
- a storage battery with 90% charge is placed in an environment with a room temperature of 25 ° C, charged at a constant voltage of 2.4V for 10 seconds with a maximum charging current of 12.5A, and the amount of electricity received by the storage battery (A ⁇ second unit) was measured.
- the turbidity of the electrolytic solution can be reduced, but the effect of the bisphenol condensate cannot be obtained.
- the regenerative charge acceptance performance is lower than the conventional example, and the durability performance is not improved as much as the bisphenol condensate (refer to samples of carbon black 1.5 mass%, lignin 0.5 mass%, CMC 0.1 mass%).
- CMC content is shown for a system containing 1.5 mass% carbon black and 0.5 mass% bisphenol condensate.
- the regenerative charge acceptance performance can be further increased at 0.05 mass% or more.
- Optimum performance is obtained when the CMC content is around 0.1 mass%, and the regenerative charge acceptance performance is reduced at 0.3 mass%, and the regenerative charge acceptance performance is further reduced at 0.4 mass%.
- the CMC content is preferably 0.01 mass% or more and 0.3 mass% or less, and a particularly preferable range is 0.05 mass% or more and 0.1 mass% or less.
- the effect of the bisphenol condensate content is shown for a system containing 1.5 mass% carbon black and 0.1 mass% CMC.
- the bisphenol condensate content is 0.05 mass%, turbidity is generated in the electrolyte, and the low-temperature high-rate discharge performance is also lower than that of the conventional example. Although it is somewhat inferior, it is superior in regenerative charge acceptance performance, and durability performance is remarkably improved.
- Optimum performance is obtained when the bisphenol condensate is contained in an amount of 0.3 mass% to 0.7 mass%. At 0.9 mass%, the turbidity of the electrolyte increases to 3 massppm, and the regenerative charge acceptance performance slightly decreases.
- the bisphenol condensate content is preferably 0.1 mass% or more and 0.9 mass% or less, and particularly preferably in the range of 0.3 mass% or more and 0.7 mass% or less.
- the carbon black content is less than 0.5 mass%, the regenerative charge acceptance performance and durability performance are insufficient, and the turbidity of the electrolyte is reduced to 3 ppm or less, while obtaining the same or better initial performance and superior durability performance as the conventional example.
- the carbon black content is preferably 0.5 mass% or more and 2.5 mass% or less.
- the turbidity of the electrolyte is 300massppm, and the turbidity of the electrolyte is sufficiently suppressed without using cellulose ether such as CMC. I could't.
- ⁇ By making the electrolyte turbidity slightly, the visibility of the liquid level is improved, ⁇ Keep low-temperature high-rate discharge performance and regenerative charge acceptance performance at or above the conventional level, -Furthermore, durability performance under insufficient charging conditions can be improved.
- a liquid lead-acid battery in which carboxymethyl cellulose was changed to a similar water-soluble polymer was prototyped.
- Sodium salt of carboxymethyl cellulose (CMC), styrene butadiene rubber (SBR), polyvinyl alcohol (PVA), or hydroxyethyl cellulose was dissolved or dispersed in water.
- Add ketjen black as an example of carbon black to this solution or dispersion, knead for 5 minutes, and then 0.6 mass% barium sulfate and acrylic for bisphenol condensate (molecular weight 100,000) and 100 mass% spongy lead.
- a 0.1 mass% fiber was added and kneaded for 10 minutes to obtain a carbon paste.
- Lead powder is added to the carbon paste and kneaded for 5 minutes, 0.2 mass% lignin sulfonic acid and water are added to 100 mass% of the sponge-like lead and kneaded, and after adding sulfuric acid dropwise, the mixture is further kneaded for 10 minutes. Thus, a negative electrode active material paste was obtained.
Abstract
Description
(-(OH)(RSO3H)Ph-X-Ph(OH)(R'SO3H)CH2-)n
の化学式で表され、R,R'はメチレン基等の適宜のアルキル基、XはSO2基、アルキル基等でXを含まずに2個のフェニル基が直接結合していても良い。またSO3H基の水素は、負極活物質中でNa+イオン等の適宜の陽イオン、特にアルカリ金属イオンにより置換されていることがある。さらにRSO3H基、R'SO3H基、CH2基はフェニル基(Ph)のOH基に対してオルソの位置にあり、縮合物のモノマーはCH2基を介して互いに接続されている。市販のビスフェノール縮合物はモノマー当たり2個のスルホン酸基を有するものが多いが、モノマー当たりのスルホン酸基の数は1個~4個等のように任意である。XがSO2基の場合がビスフェノールS、Xが -C(CH3)2- の場合がビスフェノールAで、実施例ではビスフェノールSを用いる例を示すが、ビスフェノールAを用いても結果は同等である。ビスフェノール縮合物の分子量は任意で、例えば4000~250,000程度とし、分子量の影響は小さい。ビスフェノール縮合物は、芳香族環とスルホン酸基とを含む水溶性高分子である点で、リグニンスルホン酸と類似しているが、カルボキシ基とエーテル基及びアルコール性水酸基を持たない点と、網状ではなく直鎖状の高分子である点が異なる。
・ CMCもビスフェノール縮合物も含まないもの、及び
・ CMCを含むがビスフェノール縮合物を含まないもの、を調製した。
さらにビスフェノール以外に変わる材料としてリグニンを検討し、CMCを含むが、ビスフェノール縮合物の変わりにリグニンをカーボンペーストに含有させたものを調製した。なおケッチェンブラックに変えて他のカーボンブラックを含有させても良く、カーボンブラック以外にグラファイト、活性炭、炭素繊維等の他のカーボンを含有させても良い。カーボンペースト中のビスフェノール縮合物とリグニンをカーボン分散剤といい、鉛粉と共にカーボンペーストに練合した、もしくは鉛粉を練合した後にカーボンペーストに練合したリグニンを防縮剤という。後述の表1でも示すように、リグニンの含有目的は、カーボンの分散及び鉛活物質の防縮であり、これら異なる目的に対し効果を得る為には、ペーストへの投入も二段階で実施する必要がある。
・ 電解液の濁りを僅かにすることにより液面の視認性を高め、
・ 低温ハイレート放電性能と回生充電受入性能とを従来例と同等以上に保ち、
・ しかも充電不足な条件での耐久性能を向上させることができる。
Claims (14)
- 負極活物質と、二酸化鉛を主成分とする正極活物質と、硫酸を含有し流動自在な電解液とを備えている液式鉛蓄電池において、
前記負極活物質は、海綿状鉛と、カーボンと、スルホン酸基を有するビスフェノール縮合物から成る水溶性高分子と、セルロースエーテルとを含有することを特徴とする、液式鉛蓄電池。 - 前記カーボンはカーボンブラックであることを特徴とする、請求項1の液式鉛蓄電池。
- 前記負極活物質は、前記海綿状鉛100mass%当たりで、前記カーボンを0.5mass%以上含有することを特徴とする、請求項1または2の液式鉛蓄電池。
- 前記負極活物質は、前記海綿状鉛100mass%当たりで、前記カーボンを2.5mass%以下含有することを特徴とする、請求項1または2の液式鉛蓄電池。
- 前記負極活物質は、前記海綿状鉛100mass%当たりで、前記カーボンを0.5mas%以上で2.5mass%以下含有することを特徴とする、請求項1または2の液式鉛蓄電池。
- 前記負極活物質は、海綿状鉛100mass%当たりで、前記ビスフェノール縮合物から成る水溶性高分子を0.1mass%以上含有することを特徴とする、請求項1~5のいずれかの液式鉛蓄電池。
- 前記負極活物質は、海綿状鉛100mass%当たりで、前記ビスフェノール縮合物から成る水溶性高分子を0.9mass%以下含有することを特徴とする、請求項1~5のいずれかの液式鉛蓄電池。
- 前記負極活物質は、海綿状鉛100mass%当たりで、前記ビスフェノール縮合物から成る水溶性高分子を0.1mass%以上で0.9mass%以下含有することを特徴とする、請求項1~5のいずれかの液式鉛蓄電池。
- 前記負極活物質は、海綿状鉛100mass%当たりで、前記セルロースエーテルを0.01mass%以上含有することを特徴とする、請求項1~8のいずれかの液式鉛蓄電池。
- 前記負極活物質は、海綿状鉛100mass%当たりで、前記セルロースエーテルを0.3mass%以下含有することを特徴とする、請求項1~8のいずれかの液式鉛蓄電池。
- 前記負極活物質は、海綿状鉛100mass%当たりで、前記セルロースエーテルを0.01mass%以上で0.3mass%以下含有することを特徴とする、請求項1~8のいずれかの液式鉛蓄電池。
- 前記セルロースエーテルはカルボキシアルキルセルロースであることを特徴とする、請求項9~11のいずれかの液式鉛蓄電池。
- 前記負極活物質はさらにリグニンスルホン酸を含有することを特徴とする、請求項1~12のいずれかの液式鉛蓄電池。
- 前記電解液は、化成済みの段階において、カーボンブラック濃度が3massppm以下であることを特徴とする、請求項2~13のいずれかの液式鉛蓄電池。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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CN201280026094.9A CN103582974A (zh) | 2011-07-05 | 2012-07-03 | 液式铅蓄电池 |
US14/130,747 US20140134482A1 (en) | 2011-07-05 | 2012-07-03 | Flooded lead-acid battery |
EP12808012.4A EP2731189A4 (en) | 2011-07-05 | 2012-07-03 | LEAD-ACID BATTERY FLOODED |
JP2013523019A JP5892429B2 (ja) | 2011-07-05 | 2012-07-03 | 液式鉛蓄電池 |
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JP2011-148940 | 2011-07-05 | ||
JP2011148940 | 2011-07-05 |
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PCT/JP2012/066949 WO2013005733A1 (ja) | 2011-07-05 | 2012-07-03 | 液式鉛蓄電池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20140134482A1 (ja) |
EP (1) | EP2731189A4 (ja) |
JP (1) | JP5892429B2 (ja) |
CN (1) | CN103582974A (ja) |
WO (1) | WO2013005733A1 (ja) |
Cited By (9)
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JP2013161606A (ja) * | 2012-02-03 | 2013-08-19 | Gs Yuasa Corp | 液式鉛蓄電池 |
WO2013150754A1 (ja) * | 2012-04-06 | 2013-10-10 | 株式会社Gsユアサ | 液式鉛蓄電池 |
WO2014050012A1 (ja) * | 2012-09-27 | 2014-04-03 | 株式会社Gsユアサ | 液式鉛蓄電池 |
JP2015032481A (ja) * | 2013-08-02 | 2015-02-16 | 株式会社Gsユアサ | 鉛蓄電池 |
JP2015032482A (ja) * | 2013-08-02 | 2015-02-16 | 株式会社Gsユアサ | 液式鉛蓄電池 |
JP2015032480A (ja) * | 2013-08-02 | 2015-02-16 | 株式会社Gsユアサ | 液式鉛蓄電池 |
WO2015079631A1 (ja) * | 2013-11-29 | 2015-06-04 | 株式会社Gsユアサ | 鉛蓄電池 |
JP2019050229A (ja) * | 2015-01-14 | 2019-03-28 | 日立化成株式会社 | 鉛蓄電池、マイクロハイブリッド車及びアイドリングストップシステム車 |
US11424452B2 (en) | 2016-09-30 | 2022-08-23 | Gs Yuasa International Ltd. | Lead-acid battery |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5942852B2 (ja) * | 2010-12-09 | 2016-06-29 | 日本電気株式会社 | 二次電池用正極活物質及びそれを使用した二次電池 |
DE112014006702T5 (de) | 2014-05-26 | 2017-02-16 | Gs Yuasa International Ltd. | Bleisäurebatterie |
JP6528436B2 (ja) * | 2015-02-12 | 2019-06-12 | 株式会社Gsユアサ | 鉛蓄電池とその負極板及び鉛蓄電池の製造方法 |
US20200313135A1 (en) * | 2017-09-08 | 2020-10-01 | Daramic, Llc | Improved lead acid battery separators incorporating carbon, and improved batteries, systems, vehicles, and related methods |
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- 2012-07-03 WO PCT/JP2012/066949 patent/WO2013005733A1/ja active Application Filing
- 2012-07-03 EP EP12808012.4A patent/EP2731189A4/en not_active Withdrawn
- 2012-07-03 US US14/130,747 patent/US20140134482A1/en not_active Abandoned
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Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013161606A (ja) * | 2012-02-03 | 2013-08-19 | Gs Yuasa Corp | 液式鉛蓄電池 |
JPWO2013150754A1 (ja) * | 2012-04-06 | 2015-12-17 | 株式会社Gsユアサ | 液式鉛蓄電池 |
WO2013150754A1 (ja) * | 2012-04-06 | 2013-10-10 | 株式会社Gsユアサ | 液式鉛蓄電池 |
WO2014050012A1 (ja) * | 2012-09-27 | 2014-04-03 | 株式会社Gsユアサ | 液式鉛蓄電池 |
JP2015032481A (ja) * | 2013-08-02 | 2015-02-16 | 株式会社Gsユアサ | 鉛蓄電池 |
JP2015032482A (ja) * | 2013-08-02 | 2015-02-16 | 株式会社Gsユアサ | 液式鉛蓄電池 |
JP2015032480A (ja) * | 2013-08-02 | 2015-02-16 | 株式会社Gsユアサ | 液式鉛蓄電池 |
WO2015079631A1 (ja) * | 2013-11-29 | 2015-06-04 | 株式会社Gsユアサ | 鉛蓄電池 |
CN105794038A (zh) * | 2013-11-29 | 2016-07-20 | 株式会社杰士汤浅国际 | 铅蓄电池 |
JPWO2015079631A1 (ja) * | 2013-11-29 | 2017-03-16 | 株式会社Gsユアサ | 鉛蓄電池 |
US10096862B2 (en) | 2013-11-29 | 2018-10-09 | Gs Yuasa International Ltd. | Lead-acid battery |
JP2019050229A (ja) * | 2015-01-14 | 2019-03-28 | 日立化成株式会社 | 鉛蓄電池、マイクロハイブリッド車及びアイドリングストップシステム車 |
US11424452B2 (en) | 2016-09-30 | 2022-08-23 | Gs Yuasa International Ltd. | Lead-acid battery |
Also Published As
Publication number | Publication date |
---|---|
CN103582974A (zh) | 2014-02-12 |
US20140134482A1 (en) | 2014-05-15 |
EP2731189A1 (en) | 2014-05-14 |
JPWO2013005733A1 (ja) | 2015-02-23 |
JP5892429B2 (ja) | 2016-03-23 |
EP2731189A4 (en) | 2015-04-08 |
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