JPS63248056A - Lead-acid battery - Google Patents
Lead-acid batteryInfo
- Publication number
- JPS63248056A JPS63248056A JP62079710A JP7971087A JPS63248056A JP S63248056 A JPS63248056 A JP S63248056A JP 62079710 A JP62079710 A JP 62079710A JP 7971087 A JP7971087 A JP 7971087A JP S63248056 A JPS63248056 A JP S63248056A
- Authority
- JP
- Japan
- Prior art keywords
- lead
- carbon fiber
- vapor
- acid battery
- grown carbon
- 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
- 239000002253 acid Substances 0.000 title claims abstract description 18
- 239000002134 carbon nanofiber Substances 0.000 claims description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052799 carbon Inorganic materials 0.000 abstract description 11
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 6
- 239000004917 carbon fiber Substances 0.000 abstract description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 5
- 229910000464 lead oxide Inorganic materials 0.000 abstract description 4
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 abstract description 4
- 239000004215 Carbon black (E152) Substances 0.000 abstract description 2
- 239000003054 catalyst Substances 0.000 abstract description 2
- 229930195733 hydrocarbon Natural products 0.000 abstract description 2
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 2
- 238000001947 vapour-phase growth Methods 0.000 abstract 2
- 239000012808 vapor phase Substances 0.000 abstract 1
- 239000003575 carbonaceous material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 229910000978 Pb alloy Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002003 electrode paste Substances 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
-
- 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
Description
【発明の詳細な説明】
(産業上の利用分野)
本発明は、初期性能に優れ、刀≧つ54館性能にも優れ
た鉛蓄電池に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a lead-acid battery that has excellent initial performance and excellent performance as well.
(従来の技術)
一般に、鉛蓄電池は正電極の劣化によって寿命が尽きる
場合が多いため、正電極の改善が′7jL要な課題にな
っている。このため、従来より、寿命性能を改善する手
段として、正極板の厚みを大きくしたジ、例えば、ペー
スト式鉛蓄電池ではペースト密度を高くする方法がとら
れている。しかし、この方法では鉛蓄電池の初期性能が
低下してしまう問題が生じ、寿命性能、初期性能共に良
好な鉛蓄′成池を侍ることは困難であった。(Prior Art) Generally, the life of a lead-acid battery often ends due to deterioration of the positive electrode, so improvement of the positive electrode has become an important issue. For this reason, conventionally, as a means of improving life performance, a method has been taken in which the thickness of the positive electrode plate is increased, such as increasing the paste density in paste type lead-acid batteries. However, this method poses a problem in that the initial performance of the lead-acid battery deteriorates, and it has been difficult to provide a lead-acid battery with good life performance and initial performance.
(発明が解決しようとする問題点)
初期性能の改善策としては、従来、正極板に黒鉛を添加
する方法が提案されてきたが、その効果は十分なもので
はなく種々の研究がなお続けられている。(Problem to be solved by the invention) As a measure to improve the initial performance, a method of adding graphite to the positive electrode plate has been proposed in the past, but the effect is not sufficient and various studies are still being carried out. ing.
本発明者等は、これまで、新しい炭素材料として、気相
成長法炭素繊維の開発並びにこの素材の電極反応につい
て基礎的研究金運めていたが、本繊維が特異な充放電現
象を示すことを見出し、さらに検討の結果、本発明に到
達した。The present inventors have so far conducted basic research on the development of vapor-grown carbon fiber as a new carbon material and on the electrode reaction of this material, but it has been discovered that this fiber exhibits a unique charging/discharging phenomenon. As a result of further investigation, we have arrived at the present invention.
(問題点を解決するための手段〕
すなわち、本発明は、気相成長法炭素繊維金言存した正
極板を備えることを特徴とする鉛蓄′ML池である。(Means for Solving the Problems) That is, the present invention is a lead-acid ML cell characterized by having a positive electrode plate made of vapor-grown carbon fiber.
本発明において、気相成長法炭素MRmとは、炭化水素
などの炭素源を、触媒の存在下に270然して気相成長
させて作られる繊維状の炭素質の物質、これを粉砕した
り切断したりした種々の形態の炭素質物質、あるいは、
これら全加熱処理した炭素質物質である。本発明でいう
気相成民法炭素憶維は、電子顕微鏡で観察すると、芯の
部分と、これを取巻く、−見して、年輪状の炭素層から
なる特異な形状の繊維及びこれが粉砕、破砕などの加工
を受けたものである。In the present invention, vapor-grown carbon MRm refers to a fibrous carbonaceous material produced by vapor-growing a carbon source such as a hydrocarbon in the presence of a catalyst. various forms of carbonaceous materials, or
All of these are carbonaceous materials that have been heat treated. When observed under an electron microscope, the vapor-formed carbon fibers referred to in the present invention can be seen to have a uniquely shaped fiber consisting of a core and an annual ring-shaped carbon layer surrounding it, and this is crushed and crushed. It has undergone processing such as
また、気相成長法炭素繊維は、好ましくは、直径が0.
01〜4μm1特に0.01〜2μm1最も好1しくは
、0.02〜1μmであジ、繊維の長さは特に制限はな
いが、一般には、2000μm以下であり、更に短く破
砕や切断あるいは粉砕された粒状や不定形状の物である
。また、気相成長法炭素繊維は、炭素の純度が高く、一
般に、98.5%以上、特に、99係以上、最も好まし
くは99.5%以上である。Further, the vapor grown carbon fiber preferably has a diameter of 0.
01 to 4 μm 1 Especially 0.01 to 2 μm 1 Most preferably 0.02 to 1 μm The fiber length is not particularly limited, but is generally 2000 μm or less, and even shorter by crushing, cutting, or pulverizing. It is granular or irregularly shaped. Further, the vapor grown carbon fiber has a high carbon purity, generally 98.5% or more, particularly 99% or more, most preferably 99.5% or more.
また、本発明の気相成長法炭素繊維は、易黒鉛化性の炭
素質物である。Further, the vapor grown carbon fiber of the present invention is a graphitizable carbonaceous material.
また、気相成長法炭素[維は、X線解析による構造解析
により、その格子定数の7.1〜6.88の範囲、好ま
しくは、7.06〜6.89の範囲である。Furthermore, the lattice constant of the vapor-grown carbon fiber is determined to be in the range of 7.1 to 6.88, preferably in the range of 7.06 to 6.89, as determined by structural analysis by X-ray analysis.
本発明に2いて、気相成長法炭素繊維全宮有した正極板
は、上記の気相成長法炭素繊維が正極板の構成成分とし
て存在し、その量が、正極板に用いられる酸化鉛100
重量部に対して少なくとも0.01重量部存在している
正極板である。一般には、酸化鉛100重量部に対して
気相成長法炭素繊維の量は0.05](置部以上が好ま
しく、特に、0.11鷺部以上、最も好1しくは、0.
2 m債部以上10重量部以下である。According to the second aspect of the present invention, the positive electrode plate having all the vapor-grown carbon fibers is such that the above-mentioned vapor-grown carbon fiber is present as a constituent component of the positive electrode plate, and the amount thereof is 100% of the lead oxide used in the positive electrode plate.
The positive electrode plate is present in an amount of at least 0.01 part by weight based on the part by weight. Generally, the amount of vapor grown carbon fiber per 100 parts by weight of lead oxide is preferably 0.05 parts or more, particularly 0.11 parts or more, most preferably 0.0 parts or more.
The amount is not less than 2 m parts and not more than 10 parts by weight.
不発明において、気相成長法炭素繊維の効果は、鉛蓄電
池の初期性能、符に、正極活物質の利用率を大幅に高め
、正電極の劣化抑制にも寄与する所にろジ、特に、気相
成長法炭素繊維が極めて微細な状、i劇で用いられる場
仕に、その効果が者しく好ましい。In the present invention, the effect of vapor-grown carbon fiber is that it significantly increases the initial performance of lead-acid batteries, significantly increases the utilization rate of the positive electrode active material, and also contributes to suppressing deterioration of the positive electrode. The vapor grown carbon fibers are extremely fine and are advantageous for use in i-plays because of their obvious effects.
本発明の鉛蓄電池は、以上のよりに、気相成長法炭素繊
維を含有し足圧極板を備えている墨を特徴としている。As described above, the lead-acid battery of the present invention is characterized by a black ink containing vapor-grown carbon fiber and having a foot pressure electrode plate.
(実施例) 以下、本発明を実施例により説明する。(Example) The present invention will be explained below with reference to Examples.
実施例1
直径が肌1〜0.5μmの気相成長法炭素繊維(トリス
アセチルアセトナト鉄とベンゼン全1400℃の加熱空
間に導入し浮遊状態で合成した、炭素含量99.3係、
格子定数7.04 )をボールミルで粉砕し、電子顕微
鏡で観察して実質的に最長10μm以下の気相成長法炭
素繊維を得た。Example 1 Vapor-grown carbon fiber with a diameter of 1 to 0.5 μm (trisacetylacetonate iron and benzene were introduced into a heating space at 1400°C and synthesized in a suspended state, carbon content 99.3%,
A carbon fiber having a lattice constant of 7.04) was ground in a ball mill and observed under an electron microscope to obtain a vapor grown carbon fiber having a length of substantially 10 μm or less.
この気相成長法炭素繊維を用いたペースト式正極板につ
いて鉛蓄電池の性能評価を行った。The performance of a lead-acid battery was evaluated using a paste-type positive electrode plate using this vapor-grown carbon fiber.
練膏工程の前に、鉛粉床30%、残部酸化鉛よりなる鉛
粉に、上記の気相成長法炭素繊維t−1,0%添加して
あらかじめ良く混合し、公知の方法によりペースト密度
的4.69/ cm”の硬質正極ペーストtl−調製し
た。これを厚み6朋の鉛合金格子に充積し、熟成、化成
の各工程ヶ経て正極板を炸裂した。この正極板とガラス
マット付きのセパレータ、負極板を組合わせ鉛蓄電池を
組立てた。なお、比較のため、本発明(A)に対し、気
相成長法炭素繊維を添加しない場合(B)、従来の天然
黒鉛を1%添加した場合(C)についても同様にして鉛
蓄電池を組立て試験した。この様にして慢られた公称容
it 50 Ahの鉛蓄電池全5 hr放屯した場合の
初期性能の試験結果を第1表に示す。Before the gluing process, the above vapor grown carbon fiber t-1.0% is added to the lead powder consisting of 30% lead powder bed and the balance is lead oxide, mixed well in advance, and the paste density is determined by a known method. A hard positive electrode paste TL with a target of 4.69/cm" was prepared. This was filled into a lead alloy grid with a thickness of 6 mm, and the positive electrode plate was exploded after undergoing the steps of aging and chemical formation. This positive electrode plate and a glass mat A lead-acid battery was assembled by combining the separator with the attached separator and the negative electrode plate.For comparison, compared to the present invention (A), when no vapor grown carbon fiber was added (B), the conventional natural graphite was 1%. Lead-acid batteries were assembled and tested in the same manner for the case (C) in which additive was added.Table 1 shows the initial performance test results for all lead-acid batteries with a nominal capacity of 50 Ah that were exposed to air for 5 hours. Shown below.
また、寿命性能に就いては、400サイクル時点に於け
る5 hr容量で比較全行った。その結果を第1表の寿
命性能の欄に記載した。In addition, regarding life performance, all comparisons were made at 5 hr capacity at 400 cycles. The results are listed in the column of life performance in Table 1.
実施例2
繊維の直径が肌05〜0.4μmの気相成長法炭素繊維
(炭素含量99.6係、格子定数6.98 )をボール
ミルで粉砕し、電子顕微鏡で観察して実質的に最長5μ
m以下の気相成長法炭素繊維を得た。Example 2 Vapor-grown carbon fibers (carbon content: 99.6, lattice constant: 6.98) with a fiber diameter of 05 to 0.4 μm were ground in a ball mill, and observed with an electron microscope to find that they were substantially the longest. 5μ
A vapor-grown carbon fiber having a size of 1.5 m or less was obtained.
この気相成長法炭素亀mを用いたペースト式正極板につ
いて、実施例1と同様に鉛蓄電池の性能評価を行った。The performance of a lead-acid battery was evaluated in the same manner as in Example 1 regarding the paste-type positive electrode plate using this vapor-deposited carbon material.
この際、気相成長法炭素繊維の添加量は、0.9%とし
た。At this time, the amount of vapor grown carbon fiber added was 0.9%.
試験結果を第1表の(D)に示す。The test results are shown in Table 1 (D).
以上のように、本発明によれば初期性能、寿命性能とも
に極めて良好な鉛蓄′成池が得られ、工業的に有用であ
る。As described above, according to the present invention, a lead-acid pond with extremely good initial performance and lifetime performance can be obtained, and is industrially useful.
(以下余白)
第 1 表
(発明の効果)
本発明の鉛#電池は、従来の電池に比べ初期の放電特性
に優れ、かつ、電池寿命が長く工業的に極めて有用であ
る。(The following is a blank space) Table 1 (Effects of the Invention) The lead # battery of the present invention has excellent initial discharge characteristics compared to conventional batteries, has a long battery life, and is extremely useful industrially.
Claims (1)
徴とする鉛蓄電池A lead-acid battery characterized by having a positive electrode plate containing vapor grown carbon fiber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62079710A JPS63248056A (en) | 1987-04-02 | 1987-04-02 | Lead-acid battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62079710A JPS63248056A (en) | 1987-04-02 | 1987-04-02 | Lead-acid battery |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63248056A true JPS63248056A (en) | 1988-10-14 |
Family
ID=13697763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62079710A Pending JPS63248056A (en) | 1987-04-02 | 1987-04-02 | Lead-acid battery |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63248056A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02177261A (en) * | 1988-12-21 | 1990-07-10 | Showa Denko Kk | Negative electrode for lead accumulator |
JP2016504743A (en) * | 2013-01-25 | 2016-02-12 | アルケマ フランス | Electrode paste manufacturing method |
-
1987
- 1987-04-02 JP JP62079710A patent/JPS63248056A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02177261A (en) * | 1988-12-21 | 1990-07-10 | Showa Denko Kk | Negative electrode for lead accumulator |
JP2016504743A (en) * | 2013-01-25 | 2016-02-12 | アルケマ フランス | Electrode paste manufacturing method |
US10158116B2 (en) | 2013-01-25 | 2018-12-18 | Arkema France | Method for manufacturing an electrode paste |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3461805B2 (en) | Carbon fiber, method for producing the same, and battery electrode | |
CN1088266C (en) | Nonaqueous-electrolyte secondary cell | |
CN109273680B (en) | Porous silicon-carbon negative electrode material, preparation method thereof and lithium ion battery | |
CN104916865B (en) | Si/C composite material anodes for the lithium ion battery with lasting high power capacity/unit area | |
CN106654269B (en) | Graphite cathode material and its preparation method and application for power lithium-ion battery | |
US20090242830A1 (en) | Anode powders for batteries | |
US20070092429A1 (en) | Methods of preparing carbon-coated particles and using same | |
JP6404233B2 (en) | Electrode paste and manufacturing method thereof | |
KR20180054844A (en) | Carbonaceous material for negative electrode of sodium ion secondary battery and sodium ion secondary battery using same | |
JPH07230803A (en) | Carbon negative electrode material for lithium secondary battery | |
JP2004003097A (en) | Carbon fiber, process for producing the same and electrode for electric batteries | |
CN108598454A (en) | A kind of silicon-carbon cathode material, preparation method and lithium ion battery | |
JPS61161666A (en) | Electrochemical battery separator plate, manufacture thereofand fuel battery | |
KR20200045794A (en) | Lead-acid battery with activated carbon powder additive | |
JPS63248056A (en) | Lead-acid battery | |
JP2003020527A (en) | Carbon fiber, method for producing the same and use thereof | |
JPS63248057A (en) | Lead-acid battery | |
JP6905159B1 (en) | Method for manufacturing graphite material | |
JPS63248058A (en) | Lead-acid battery | |
JP2001155723A (en) | Sealed lead acid storage battery and method of fabricating it | |
JPS63248059A (en) | Lead-acid battery | |
JP2917317B2 (en) | Non-aqueous electrolyte secondary battery | |
JPH0837008A (en) | Paste type lead-acid battery | |
JP2000302551A (en) | Carbon material for negative electrode of lithium secondary battery and accelerator for graphitization | |
JP2000149947A (en) | Graphite powder for lithium ion battery negative electrode |