JP2568870B2 - Manufacturing method of clad lead-acid battery positive plate - Google Patents
Manufacturing method of clad lead-acid battery positive plateInfo
- Publication number
- JP2568870B2 JP2568870B2 JP62327280A JP32728087A JP2568870B2 JP 2568870 B2 JP2568870 B2 JP 2568870B2 JP 62327280 A JP62327280 A JP 62327280A JP 32728087 A JP32728087 A JP 32728087A JP 2568870 B2 JP2568870 B2 JP 2568870B2
- Authority
- JP
- Japan
- Prior art keywords
- lead
- acid battery
- powder
- manufacturing
- positive plate
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/14—Electrodes for lead-acid accumulators
- H01M4/16—Processes of manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/56—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead
- H01M4/57—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead of "grey lead", i.e. powders containing lead and lead oxide
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明はクラッド式鉛蓄電池の正極板の製造法の改良
に関するものである。The present invention relates to an improvement in a method for manufacturing a positive electrode plate of a clad lead-acid battery.
（従来の技術） 従来クラッド式鉛蓄電池の正極板としては、鉛粉又は
鉛酸化物粉に希硫酸を添加して造粒し、この顆粒鉛粉を
活物質としチューブ状鞘内に充填して正極板をえている
ことが特開昭59−177862号公報に提示されている。然し
ながらこの顆粒鉛粉内には金属鉛及び酸化鉛を多量に含
有しているため化成し難く化成電気量を多量に必要とす
るものであった。(Prior art) Conventionally, as a positive electrode plate of a clad type lead storage battery, lead powder or lead oxide powder is added with diluted sulfuric acid and granulated, and this granular lead powder is used as an active material and filled in a tubular sheath. The fact that a positive electrode plate is provided is disclosed in JP-A-59-177782. However, since the granular lead powder contains a large amount of metallic lead and lead oxide, it is difficult to form and requires a large amount of chemical electricity.
（発明が解決しようとする問題点） 本発明はかかる現状に鑑み鋭意研究を行った結果化成
電気量を少量にして電池特性を向上しうるクラッド式鉛
蓄電池の正極板を開発したものである。(Problems to be Solved by the Invention) In view of the present situation, the present invention has made intensive studies and, as a result, has developed a positive electrode plate of a clad type lead-acid battery capable of improving the battery characteristics by reducing the amount of formed electricity.
（問題点を解決するための手段） 本発明は四塩基性硫酸鉛粉末にポリビニルアルコール
水溶液を加えて造粒した後、この四塩基性硫酸鉛の顆粒
を活物質とし鞘内に充填することを特徴とするものであ
る。(Means for Solving the Problems) The present invention provides a method of adding a polyvinyl alcohol aqueous solution to a tetrabasic lead sulfate powder, granulating the granules, and filling the inside of the sheath with the granules of the tetrabasic lead sulfate as an active material. It is a feature.
本発明において四塩基性硫酸鉛は鉛粉に希硫酸及び水
を加えて80℃以上において混練することにより得るもの
であり、この四鉛菊性硫酸鉛内には金属鉛及び酸化鉛を
含有していないものである。In the present invention, tetrabasic lead sulfate is obtained by adding dilute sulfuric acid and water to lead powder and kneading the mixture at 80 ° C. or higher. Not what it is.
又本発明においてバインダーとしては例えばポリビニ
ルアルコール（PVA）水溶液を使用するものであり、PVA
水溶液は接着力を有し、四塩基性硫酸鉛粉末を容易に造
粒せしめると共にPVA水溶液を添加後乾燥を行うも粒子
径をそのまま保持することが出来るものである。又PVA
水溶液は電池特性に何等悪影響を及ぼすことがないとい
う特性を有する。In the present invention, for example, a polyvinyl alcohol (PVA) aqueous solution is used as the binder,
The aqueous solution has an adhesive force, can easily granulate the tetrabasic lead sulfate powder, and can maintain the particle diameter as it is even after drying after adding the PVA aqueous solution. Also PVA
The aqueous solution has the property that it does not have any adverse effect on battery characteristics.
（実施例） 鉛粉500kgに希硫酸（ｄ＝1,270）50を添加し、90℃
において30分間混練して四塩基性硫酸鉛を生成した。こ
の四塩基性硫酸鉛粉末5kgに10％PVA水溶液300ccを添加
し３分間造粒を行って顆粒鉛粉をした。(Example) Dilute sulfuric acid (d = 1,270) 50 is added to 500 kg of lead powder, and 90 ° C.
For 30 minutes to produce tetrabasic lead sulfate. 300 kg of 10% PVA aqueous solution was added to 5 kg of the tetrabasic lead sulfate powder and granulated for 3 minutes to obtain granular lead powder.
この顆粒鉛粉を鞘内に充填して本発明クラッド式鉛蓄
電池の正極板（本発明品）をえた。This granular lead powder was filled in a sheath to obtain a positive electrode plate (product of the present invention) of a clad lead storage battery of the present invention.
斯くして得た本発明品と従来のクラッド式鉛蓄電池の
正極板（従来品）とについて夫々蓄電池を作成し、電槽
内にて化成を行いその化成電気量と化成効率との関係を
測定した。その結果は第１図に示す通りである。A storage battery is prepared for each of the thus obtained product of the present invention and a positive electrode plate (conventional product) of a conventional clad type lead storage battery, formed in a battery case, and the relationship between the amount of formed electricity and the formation efficiency is measured. did. The result is as shown in FIG.
第１図より明らかな如く本発明品によれば従来品に比
して充電電気量を約17％節減することが出来ると共に化
成効率を向上せしめることが出来た。As is clear from FIG. 1, according to the product of the present invention, the amount of electricity charged can be reduced by about 17% as compared with the conventional product, and the formation efficiency can be improved.
更に電槽化成後5HR放電試験を行って初期容量を比較
して測定した。その結果は第１表に示す通りである。な
お試験電池は164AH/5HRである。Furthermore, after forming the battery case, a 5HR discharge test was performed to compare and measure the initial capacity. The results are as shown in Table 1. The test battery is 164AH / 5HR.
上表より明らかな如く本発明品によれば従来品に比し
て初期容量が6.4％向上したことが認められた。 As is clear from the above table, it was confirmed that the product of the present invention had an initial capacity improved by 6.4% as compared with the conventional product.
（効果） 以上詳述した如く本発明方法により得たクラッド式鉛
蓄電池の正極板によれば化成電気量少くして電池特性の
よい鉛蓄電池をうる等工業上有用なものである。(Effects) As described in detail above, according to the positive electrode plate of the clad type lead storage battery obtained by the method of the present invention, it is industrially useful, such as obtaining a lead storage battery having a small amount of formed electricity and good battery characteristics.
第１図は本発明によるクラッド式鉛蓄電池の正極板及び
従来によるクラッド式鉛蓄電池の正極板について化成電
気量と酸化鉛との関係曲線図である。FIG. 1 is a graph showing the relationship between the amount of formed electricity and lead oxide for a positive electrode plate of a clad lead-acid battery according to the present invention and a positive electrode plate of a conventional clad lead-acid battery.
Claims (1)
ル水溶液を加えて造粒した後、この四塩基性硫酸鉛の顆
粒を活物質とし鞘内に充填することを特徴とするクラッ
ド式鉛蓄電池正極板の製造方法。1. A positive electrode for a clad type lead-acid battery, comprising adding a polyvinyl alcohol aqueous solution to a tetrabasic lead sulfate powder, granulating the powder, and filling the sheath with the granules of the tetrabasic lead sulfate as an active material. Plate manufacturing method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62327280A JP2568870B2 (en) | 1987-12-25 | 1987-12-25 | Manufacturing method of clad lead-acid battery positive plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62327280A JP2568870B2 (en) | 1987-12-25 | 1987-12-25 | Manufacturing method of clad lead-acid battery positive plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01169871A JPH01169871A (en) | 1989-07-05 |
| JP2568870B2 true JP2568870B2 (en) | 1997-01-08 |
Family
ID=18197361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62327280A Expired - Lifetime JP2568870B2 (en) | 1987-12-25 | 1987-12-25 | Manufacturing method of clad lead-acid battery positive plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2568870B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100471976B1 (en) * | 1997-09-23 | 2005-05-17 | 삼성에스디아이 주식회사 | Electrode mixture granules and preparation method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5069524A (en) * | 1973-10-24 | 1975-06-10 |
-
1987
- 1987-12-25 JP JP62327280A patent/JP2568870B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01169871A (en) | 1989-07-05 |
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