JPH0465062A - Lead storage battery - Google Patents
Lead storage batteryInfo
- Publication number
- JPH0465062A JPH0465062A JP2175814A JP17581490A JPH0465062A JP H0465062 A JPH0465062 A JP H0465062A JP 2175814 A JP2175814 A JP 2175814A JP 17581490 A JP17581490 A JP 17581490A JP H0465062 A JPH0465062 A JP H0465062A
- Authority
- JP
- Japan
- Prior art keywords
- sulfonic acid
- aromatic compound
- lead
- added
- compound containing
- 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.)
- Pending
Links
- 150000001491 aromatic compounds Chemical class 0.000 claims abstract description 17
- 125000000542 sulfonic acid group Chemical group 0.000 claims abstract description 17
- 150000003839 salts Chemical class 0.000 claims abstract description 11
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims abstract description 5
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 5
- 239000011734 sodium Substances 0.000 claims abstract description 5
- 239000002253 acid Substances 0.000 claims description 18
- 229920001732 Lignosulfonate Polymers 0.000 claims description 8
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 238000006277 sulfonation reaction Methods 0.000 claims description 3
- 159000000007 calcium salts Chemical class 0.000 claims description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract description 3
- 150000001340 alkali metals Chemical class 0.000 abstract description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract description 3
- 150000001342 alkaline earth metals Chemical class 0.000 abstract description 3
- 229910052791 calcium Inorganic materials 0.000 abstract description 3
- 239000011575 calcium Substances 0.000 abstract description 3
- 229910052744 lithium Inorganic materials 0.000 abstract description 3
- 229910052749 magnesium Inorganic materials 0.000 abstract description 3
- 239000011777 magnesium Substances 0.000 abstract description 3
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical compound C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052700 potassium Inorganic materials 0.000 abstract description 3
- 239000011591 potassium Substances 0.000 abstract description 3
- JIRHAGAOHOYLNO-UHFFFAOYSA-N (3-cyclopentyloxy-4-methoxyphenyl)methanol Chemical compound COC1=CC=C(CO)C=C1OC1CCCC1 JIRHAGAOHOYLNO-UHFFFAOYSA-N 0.000 abstract description 2
- LBLYYCQCTBFVLH-UHFFFAOYSA-N 2-Methylbenzenesulfonic acid Chemical compound CC1=CC=CC=C1S(O)(=O)=O LBLYYCQCTBFVLH-UHFFFAOYSA-N 0.000 abstract description 2
- ILFFFKFZHRGICY-UHFFFAOYSA-N anthracene-1-sulfonic acid Chemical compound C1=CC=C2C=C3C(S(=O)(=O)O)=CC=CC3=CC2=C1 ILFFFKFZHRGICY-UHFFFAOYSA-N 0.000 abstract description 2
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 abstract description 2
- 229940092714 benzenesulfonic acid Drugs 0.000 abstract description 2
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 6
- 229910000464 lead oxide Inorganic materials 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 159000000000 sodium salts Chemical class 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 150000002605 large molecules Chemical class 0.000 description 2
- 229920000172 poly(styrenesulfonic acid) Polymers 0.000 description 2
- 229940005642 polystyrene sulfonic acid Drugs 0.000 description 2
- VCGRFBXVSFAGGA-UHFFFAOYSA-N (1,1-dioxo-1,4-thiazinan-4-yl)-[6-[[3-(4-fluorophenyl)-5-methyl-1,2-oxazol-4-yl]methoxy]pyridin-3-yl]methanone Chemical compound CC=1ON=C(C=2C=CC(F)=CC=2)C=1COC(N=C1)=CC=C1C(=O)N1CCS(=O)(=O)CC1 VCGRFBXVSFAGGA-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野コ
本発明は、鉛蓄電池に関する。更に詳しくは密閉式鉛蓄
電池の改良に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to lead-acid batteries. More specifically, the present invention relates to improvements in sealed lead-acid batteries.
［従来の技術］
従来、鉛蓄電池の負極板にっかわれる添加剤のひとつに
有機エキスパンダーと呼ばれるものがあり、一般にはリ
グニンスルホン酸塩が用いられている。[Prior Art] Conventionally, one of the additives added to the negative electrode plate of a lead-acid battery is called an organic expander, and lignin sulfonate is generally used.
［発明が解決しようとする課題］
しかしながら、最近の鉛蓄電池に対する長寿命化の要求
に対し、有機エキスパンダーとしてリグニンスルホン酸
塩を用いた蓄電池では長期にわたって充分な低温高率放
電容量が得られないという欠点があった。[Problem to be solved by the invention] However, in response to the recent demand for longer life for lead-acid batteries, it has been found that storage batteries using lignin sulfonate as an organic expander cannot provide sufficient low-temperature, high-rate discharge capacity over a long period of time. There were drawbacks.
［課題を解決するための手段］
本発明者らは、上記問題に鑑みて、鋭意検討を重ねた結
果、本発明に至った。[Means for Solving the Problems] In view of the above-mentioned problems, the inventors of the present invention have conducted intensive studies and have arrived at the present invention.
すなわち、本発明はスルホン酸基を有する芳香族化合物
を添加した陰極板を有する鉛蓄電池；およびスルホン酸
基を有する芳香族化合物（Ａ）とリグニンスルホン酸塩
（Ｂ）を、 （Ａ）と（Ｂ）の合計重量に基づいて、
（Ａ）を８０〜１０％、（Ｂ）を２０〜３０％の割合で
含有する混合物を添加した陰極板を有する鉛蓄電池であ
る。That is, the present invention provides a lead-acid battery having a cathode plate to which an aromatic compound having a sulfonic acid group is added; and an aromatic compound (A) having a sulfonic acid group and a lignin sulfonate (B). B) Based on the total weight of
This is a lead-acid battery having a cathode plate containing a mixture containing 80 to 10% of (A) and 20 to 30% of (B).
本発明において、スルホン酸基を有する芳香族化合物（
Ａ）としては、ベンゼンスルホン酸、トルエンスルホン
酸、キシレンスルホン酸、ナフタリンスルホン酸、アン
トラセンスルホン酸およびそれらの塩（リチウム、ナト
リウム、カリウム等のアルカリ金属、マグネシウム、カ
ルシウム等のアルカリ土類金属などの塩）等が挙げられ
る。また、これらスルホン酸基を宵する芳香族化合物を
分子中に含む高分子量化合物でもよい。高分子量化合物
としては、ポリスチレンスルホン酸、スチレンにスチレ
ンと共重合可能な単量体を共重合させて得られた共重合
物のスルホン化物、ナフタリンスルホン酸ホルマリン縮
合物およびそれらの塩（リチウム、ナトリウム、カリウ
ム等のアルカリ金属、マグネシウム、カルシウム等のア
ルカリ土類金属などの塩）等が挙げられる。これらのう
ち好ましいのは、ナフタリンスルホン酸ホルマリン縮合
物の塩であり、特に好ましいものはナフタリンスルホン
酸ホルマリン縮合物のナトリウムおよび／またはカルシ
ウム塩である。In the present invention, an aromatic compound having a sulfonic acid group (
Examples of A) include benzenesulfonic acid, toluenesulfonic acid, xylene sulfonic acid, naphthalenesulfonic acid, anthracene sulfonic acid, and their salts (including alkali metals such as lithium, sodium, and potassium, and alkaline earth metals such as magnesium and calcium). salt), etc. Alternatively, a high molecular weight compound containing an aromatic compound containing these sulfonic acid groups in the molecule may be used. High molecular weight compounds include polystyrene sulfonic acid, sulfonated products of copolymers obtained by copolymerizing styrene with monomers copolymerizable with styrene, naphthalene sulfonic acid formalin condensates, and their salts (lithium, sodium , salts of alkali metals such as potassium, alkaline earth metals such as magnesium and calcium), and the like. Among these, preferred are salts of naphthalene sulfonic acid formalin condensates, and particularly preferred are sodium and/or calcium salts of naphthalene sulfonic acid formalin condensates.
本発明において、ナフタリンスルホン酸ホルマリン縮合
物の塩とはナフタリンスルホン酸を高度にホルマリン縮
合したものをカセイソーダ、水酸化カルシウムなどで中
和したものである。In the present invention, the salt of naphthalene sulfonic acid formalin condensate is a product obtained by highly formalin condensing naphthalene sulfonic acid and neutralized with caustic soda, calcium hydroxide, or the like.
スルホン酸基を存する芳香族化合物（Ａ）の分子量は通
常１０００〜５０００、好ましくは１５００〜２５００
である。分子量が１０００未満では鉛酸化物を均一に分
散させに＜ ＜、５ｏｏｏを越えると鉛蓄電池の性能を
阻害してしまうことがある。The molecular weight of the aromatic compound (A) containing a sulfonic acid group is usually 1000 to 5000, preferably 1500 to 2500.
It is. If the molecular weight is less than 1,000, it may be difficult to uniformly disperse lead oxide, and if it exceeds 500, the performance of the lead-acid battery may be impaired.
スルホン酸基を育する芳香族化合物（Ａ）のスルホン化
率は、通常９５％以上、好ましくは９６％以上である。The sulfonation rate of the aromatic compound (A) that grows sulfonic acid groups is usually 95% or more, preferably 96% or more.
スルホン化率が９５％未滴では鉛酸化物を均一に分散さ
せにくくなる。If the sulfonation rate is less than 95%, it becomes difficult to uniformly disperse lead oxide.
本発明には、スルホン酸基を有する芳香族化合物（Ａ）
単独以外に（Ａ）とリグニンスルホン酸塩（Ｂ）の混合
物を、添加した陰極板を有する鉛蓄電池も属する。The present invention includes an aromatic compound (A) having a sulfonic acid group.
This category also includes lead-acid batteries having a cathode plate to which a mixture of (A) and lignin sulfonate (B) is added in addition to the mixture alone.
リグニンスルホン酸塩（Ｂ）は、従来から鉛蓄電池の有
機エキスパンダーとして用いられているものでよい。The lignin sulfonate (B) may be one conventionally used as an organic expander for lead-acid batteries.
この場合、 （Ａ）と（Ｂ）の合計重量に基づいて、
（Ａ）の割合は通常８０−１０％、好ましくは、８０〜
２５％、 （Ｂ）の割合は通常２０〜３０％、好ましく
は４０〜７５％である。（Ａ）が１０％未満だと、従来
以上に長期にわたって充分な低温高率容量が得にくくな
り、 （Ｂ）が９０％を越えると、従来以上に長期にわ
たって充分な低温高率容量が得にくい。In this case, based on the total weight of (A) and (B),
The proportion of (A) is usually 80-10%, preferably 80-10%.
25%, and the proportion of (B) is usually 20 to 30%, preferably 40 to 75%. If (A) is less than 10%, it will be difficult to obtain sufficient low-temperature, high-rate capacity for a longer period of time than before, and if (B) exceeds 90%, it will be difficult to obtain sufficient low-temperature, high-rate capacity for a longer period of time than before. .
本発明において、スルホン酸基を有する芳香族化合物（
Ａ）単独、（Ａ）とリグニンスルホン酸塩（Ｂ）の混合
物は鉛蓄電池の有機エキスパンダーとして用いられる。In the present invention, an aromatic compound having a sulfonic acid group (
A) alone or in mixtures of (A) and lignin sulfonate (B) are used as organic expanders in lead-acid batteries.
本発明において、有機エキスパンダーの添加方法は、従
来の方法と同じでよく、鉛酸化物にあらかじめ添加して
おくか、使用する水にあらかじめ溶解しておく方法でよ
い。In the present invention, the method of adding the organic expander may be the same as the conventional method, and it may be added to the lead oxide in advance or dissolved in the water to be used.
本発明において、有機エキスパンダーの添加量は、鉛酸
化物の０．０５重量％〜１．０重量％。In the present invention, the amount of organic expander added is 0.05% to 1.0% by weight of lead oxide.
好ましくは０．１重量％〜０．５重量％の範囲である。Preferably it is in the range of 0.1% to 0.5% by weight.
添加量が０．０５重量％よりも少ない場合、鉛酸化物を
均一に分散させることができにくくなり、添加量が１．
０重量％よりも多い場合、蓄電池の性能を阻害してしま
うことがある。When the amount added is less than 0.05% by weight, it becomes difficult to uniformly disperse lead oxide, and the amount added is less than 1.0% by weight.
If it is more than 0% by weight, the performance of the storage battery may be impaired.
［実施例コ
以下、実施例により本発明を説明するが、本発明はこれ
に限定されるものではない。[Example] The present invention will be explained below with reference to Examples, but the present invention is not limited thereto.
実施例１〜４、比較例１１２
有機エキスパンダーとしてナフタリンスルホン酸ホルマ
リン縮合物のナトリウム塩、ポリスチレンスルホン酸の
ナトリウム塩およびリグニンスルホン酸塩とナフタリン
スルホン酸ホルマリン縮合物の塩の混合物２種を、比較
例としてリグニンスルホン酸のナトリウム塩単独をそれ
ぞれ鉛酸化物に対して０，３重量％添加したものとしな
いものについて、２８ＡＨ蓄電池における初期の低温高
率容量を測定した。さらに、寿命試験中の５０サイクル
、１２５ザイクルおよび２００サイクルににおける低温
高率容量を測定し５た。これらの試験結果を表１に示す
。Examples 1 to 4, Comparative Example 112 Two types of organic expanders were used as organic expanders, including a sodium salt of a naphthalene sulfonic acid formalin condensate, a sodium salt of polystyrene sulfonic acid, and a mixture of a lignin sulfonate and a salt of a naphthalene sulfonic acid formalin condensate. The initial low-temperature high rate capacities of 28AH storage batteries were measured with and without adding 0.3% by weight of the sodium salt of ligninsulfonic acid alone relative to lead oxide. Furthermore, the low temperature high rate capacity at 50 cycles, 125 cycles and 200 cycles during the life test was measured. The results of these tests are shown in Table 1.
（以下余白）
［発明の効果コ
本［のスルホン酸基を有する芳香族化合物の単独または
リグニンスルホン酸との混合物をエキスパンダーとして
用いた鉛蓄電池は従来のものと比較して長期にわたり大
きい低温高率放電容量が得られる。(Left below) [Effects of the invention] A lead-acid battery using an aromatic compound having a sulfonic acid group alone or in a mixture with lignin sulfonic acid as an expander has a high low-temperature high rate for a long period of time compared to conventional batteries. Discharge capacity can be obtained.
Claims (1)
た陰極板を有する鉛蓄電池。 ２、スルホン酸基を有する芳香族化合物（Ａ）とリグニ
ンスルホン酸塩（Ｂ）を、（Ａ）と（Ｂ）の合計重量に
基づいて、（Ａ）を８０〜１０％、（Ｂ）を２０〜９０
％の割合で含有する混合物を添加した陰極板を有する鉛
蓄電池。 ３、スルホン酸基を有する芳香族化合物（Ａ）の分子量
が１０００〜５０００である請求項１または２記載の鉛
蓄電池。 ４、スルホン酸基を有する芳香族化合物（Ａ）のスルホ
ン化率が９５％以上である請求項１〜３のいずれか記載
の鉛蓄電池。 ５、スルホン酸基を有する芳香族化合物（Ａ）がナフタ
リンスルホン酸ホルマリン縮合物の塩である請求項１〜
４のいずれか記載の鉛蓄電池。 ６、ナフタリンスルホン酸ホルマリン縮合物の塩がナト
リウムおよび／またはカルシウムの塩である請求項５記
載の鉛蓄電池。[Scope of Claims] 1. A lead-acid battery having a cathode plate to which an aromatic compound (A) having a sulfonic acid group is added. 2. An aromatic compound having a sulfonic acid group (A) and a lignin sulfonate (B), based on the total weight of (A) and (B), (A) is 80 to 10% and (B) is 20-90
Lead-acid batteries with a cathode plate to which a mixture containing in the proportion of %. 3. The lead-acid battery according to claim 1 or 2, wherein the aromatic compound (A) having a sulfonic acid group has a molecular weight of 1,000 to 5,000. 4. The lead-acid battery according to any one of claims 1 to 3, wherein the aromatic compound (A) having a sulfonic acid group has a sulfonation rate of 95% or more. 5. Claims 1 to 5, wherein the aromatic compound (A) having a sulfonic acid group is a salt of a naphthalene sulfonic acid formalin condensate.
4. The lead-acid battery according to any one of 4. 6. The lead-acid battery according to claim 5, wherein the salt of the naphthalene sulfonic acid formalin condensate is a sodium and/or calcium salt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2175814A JPH0465062A (en) | 1990-07-02 | 1990-07-02 | Lead storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2175814A JPH0465062A (en) | 1990-07-02 | 1990-07-02 | Lead storage battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0465062A true JPH0465062A (en) | 1992-03-02 |
Family
ID=16002699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2175814A Pending JPH0465062A (en) | 1990-07-02 | 1990-07-02 | Lead storage battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0465062A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015225719A (en) * | 2014-05-26 | 2015-12-14 | 株式会社Ｇｓユアサ | Lead storage battery |
| CN105336949A (en) * | 2015-09-30 | 2016-02-17 | 深圳市瑞达电源有限公司 | High-energy lead storage battery lead phosphate lithium magnesium negative electrode material and preparation method |
| JP2016103422A (en) * | 2014-11-28 | 2016-06-02 | 株式会社Ｇｓユアサ | Lead storage battery and negative electrode plate thereof |
| JP2016189298A (en) * | 2015-03-30 | 2016-11-04 | 株式会社Ｇｓユアサ | Lead acid storage battery |
| WO2017138038A1 (en) * | 2016-02-09 | 2017-08-17 | Hitachi Chemical Company, Ltd. | Negative electrode for lead-acid battery, lead-acid battery, and method for manufacturing a negative electrode for lead-acid battery |
| WO2018061832A1 (en) * | 2016-09-30 | 2018-04-05 | 株式会社Ｇｓユアサ | Lead acid battery |
-
1990
- 1990-07-02 JP JP2175814A patent/JPH0465062A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015225719A (en) * | 2014-05-26 | 2015-12-14 | 株式会社Ｇｓユアサ | Lead storage battery |
| JP2016103422A (en) * | 2014-11-28 | 2016-06-02 | 株式会社Ｇｓユアサ | Lead storage battery and negative electrode plate thereof |
| JP2016189298A (en) * | 2015-03-30 | 2016-11-04 | 株式会社Ｇｓユアサ | Lead acid storage battery |
| CN105336949A (en) * | 2015-09-30 | 2016-02-17 | 深圳市瑞达电源有限公司 | High-energy lead storage battery lead phosphate lithium magnesium negative electrode material and preparation method |
| WO2017138038A1 (en) * | 2016-02-09 | 2017-08-17 | Hitachi Chemical Company, Ltd. | Negative electrode for lead-acid battery, lead-acid battery, and method for manufacturing a negative electrode for lead-acid battery |
| WO2017138045A1 (en) * | 2016-02-09 | 2017-08-17 | Hitachi Chemical Company, Ltd. | Negative electrode and electrolytic solution for lead-acid battery, method for manufacturing the same, and lead-acid battery comprising said negative electrode or electrolytic solution |
| WO2018061832A1 (en) * | 2016-09-30 | 2018-04-05 | 株式会社Ｇｓユアサ | Lead acid battery |
| CN109792053A (en) * | 2016-09-30 | 2019-05-21 | 株式会社杰士汤浅国际 | Lead storage battery |
| US11424452B2 (en) | 2016-09-30 | 2022-08-23 | Gs Yuasa International Ltd. | Lead-acid battery |
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