JPS62211863A - Nonaqueous electrolyte battery - Google Patents
Nonaqueous electrolyte batteryInfo
- Publication number
- JPS62211863A JPS62211863A JP61052240A JP5224086A JPS62211863A JP S62211863 A JPS62211863 A JP S62211863A JP 61052240 A JP61052240 A JP 61052240A JP 5224086 A JP5224086 A JP 5224086A JP S62211863 A JPS62211863 A JP S62211863A
- Authority
- JP
- Japan
- Prior art keywords
- positive electrode
- carbon black
- graphite
- active material
- nonaqueous electrolyte
- 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.)
- Granted
Links
- 239000011255 nonaqueous electrolyte Substances 0.000 title claims abstract description 12
- 239000006229 carbon black Substances 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 12
- 239000010439 graphite Substances 0.000 claims abstract description 12
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims abstract description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000011149 active material Substances 0.000 claims abstract description 9
- 238000001179 sorption measurement Methods 0.000 claims abstract description 9
- 238000010521 absorption reaction Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 4
- 239000006258 conductive agent Substances 0.000 claims description 10
- 239000007774 positive electrode material Substances 0.000 claims description 3
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 2
- 239000005751 Copper oxide Substances 0.000 claims description 2
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 claims description 2
- 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 description 2
- 229910000431 copper oxide Inorganic materials 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- QLOAVXSYZAJECW-UHFFFAOYSA-N methane;molecular fluorine Chemical compound C.FF QLOAVXSYZAJECW-UHFFFAOYSA-N 0.000 claims 1
- 239000003792 electrolyte Substances 0.000 abstract description 3
- 239000004020 conductor Substances 0.000 abstract 2
- 239000002253 acid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 241000872198 Serjania polyphylla Species 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 125000001891 dimethoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- XQHAGELNRSUUGU-UHFFFAOYSA-M lithium chlorate Chemical compound [Li+].[O-]Cl(=O)=O XQHAGELNRSUUGU-UHFFFAOYSA-M 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000243 solution Substances 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
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- 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)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
【発明の詳細な説明】
（イ）産業上の利用分野
本発明は正極の活物質として二酸化マンガン、フッ化黒
鉛、硫化鉄、酸化銅等を用い、負極の活物質としてリチ
ウム、ナトリウム等のアルカリ金属を用いる非水電解液
′電池に関するものである。Detailed Description of the Invention (a) Industrial Application Field The present invention uses manganese dioxide, fluorinated graphite, iron sulfide, copper oxide, etc. as the active material of the positive electrode, and alkali such as lithium, sodium, etc. as the active material of the negative electrode. This invention relates to non-aqueous electrolyte batteries using metals.
（ロ）従来の技術
非水電解液電池は°高エネルギー密度を有し且自巳放電
が少ないという利点を備えるものの、電解液として有機
溶媒を用いており水溶液磁解液に比して電導度が約１／
１００ と小さいため高率放電特性に劣る。そのため非
水電解液電池の用途としてはメモリーバックアップ用゛
鴫源や電子時計用電源などのように消費゛電流が比較的
小さいものに限られていた。(b) Conventional technology Although non-aqueous electrolyte batteries have the advantages of high energy density and low self-discharge, they use an organic solvent as the electrolyte and have lower conductivity than aqueous magnetolytes. is about 1/
100, which results in poor high rate discharge characteristics. Therefore, the applications of non-aqueous electrolyte batteries have been limited to those with relatively low current consumption, such as memory backup sources and power sources for electronic watches.
（ハ）発明が解決しようとする問題点
近年に至って鴫子槻器の小型化、薄型化が進み、小型で
重緻な非水電解液電池を消費電流の大きい４子機器に使
用することが要望されて怠り、非水゛４解液４池の高率
放電特性の改善が求められている。(c) Problems to be solved by the invention In recent years, the size and thickness of the cylindrical device have become smaller and thinner, and there is a demand for the use of small and dense non-aqueous electrolyte batteries in four-child devices that consume a large amount of current. However, there is a need to improve the high rate discharge characteristics of the four non-aqueous solution tanks.
に）問題点を解決するための手段
正極の導電剤としてり虞吸肴法による表面積が９５０〜
１３００ＷＩ／ＦでＤＢＰ吸着による吸油倣が３５０〜
５００ｍｌ／１００９ＣＤｆ） −ｒｌｉ７ブラツクと
、グラファイトとを併用する。2) Means for solving the problem: As a conductive agent for the positive electrode, the surface area is 950~
At 1300WI/F, oil absorption by DBP adsorption is 350~
500ml/1009CDf) - Use rli7 black and graphite together.
尚、導電剤の添加酸は正極活物質」００重金部に対して
上記特定のカーボンブラックが０．５〜３．０重酸部、
グラファイトが０．５〜３．０重置部の範囲が好ましい
。The acid added to the conductive agent is 0.5 to 3.0 parts of heavy acid,
The range of graphite overlap is preferably 0.5 to 3.0.
（ホ）作用
正極の導゛４剤として特定のカーボンブラックと、グラ
ファイトとを併用することにより正極の鴫導度が高めら
れ電解液の低゛屯導度を補正して敵地の高率放電特性が
改善される。(e) By using a specific carbon black and graphite together as conductive agents of the working positive electrode, the electrolytic conductivity of the positive electrode is increased, and the low conductivity of the electrolyte is compensated for, resulting in high rate discharge in enemy areas. Characteristics are improved.
（へ）実施例
第１図は本発四題池の縦断面図を示し、正極（１）は正
極活物質としての二酸化マンガン１００重量部に対して
結着剤としてのフッ素樹脂２．０重級部、導電剤として
窒素吸着法による表面積が１２００イ／りでＤＢＰ吸着
による吸油盪が４００ｍｌ！／１００Ｆであるカーボン
ブラック１．０重ｉ１部及びグラフアイ）１．０ｉ１１
部を混合したのち加圧成形したものであり、正極缶（２
）の内底面に配設されている。(f) Example Figure 1 shows a vertical cross-sectional view of the present invention.The positive electrode (1) is composed of 2.0 parts by weight of fluororesin as a binder for 100 parts by weight of manganese dioxide as the positive electrode active material. As a conductive agent, the surface area by nitrogen adsorption method is 1200 l/liter, and the oil absorption by DBP adsorption is 400 ml! /100F carbon black 1.0 weight i1 part and graph eye) 1.0i11
The positive electrode can (2
) is located on the inner bottom surface of the
負極（３）はリチウム圧延板を所定寸法に打抜いたもの
であり負極缶（４）の内底面に圧着されている１屯解液
はプロピレンカーボネートとジメトキシ、エタンとの等
体積混合溶媒に過塩素酸リチウムを１モル／ｌ！溶解し
たものであり、ポリプロピレン不織布よりなるセパレー
タ＋５］に含浸されている。The negative electrode (3) is made by punching a rolled lithium plate to a specified size. The 1-ton solution press-fitted to the inner bottom of the negative electrode can (4) is dissolved in an equal volume mixed solvent of propylene carbonate, dimethoxy, and ethane. 1 mol/l of lithium chlorate! It is dissolved and impregnated into a separator +5 made of polypropylene nonwoven fabric.
（６）は絶縁バッキングである。(6) is an insulating backing.
この本発明心地（Ａ）の寸法は外径２０．０ｍ、厚み２
．５ｍでめった。The dimensions of this invention center (A) are outer diameter 20.0m and thickness 2
．． I hit it at 5m.
比較のために正極の導電剤として窒素吸着法による表面
積が約６０齢今でＤＢＰ吸４による技油薩が約１００
ｍｌ！／１００Ｆでめる従来のカーボンブラックを二酸
化マンガン活物質１００重斂部に対して４重社部、及び
グラファイトを６重一部添加することを除いて他は実施
例と同様の従来電池（■を作成した。For comparison, the surface area obtained by the nitrogen adsorption method as a conductive agent for the positive electrode is approximately 60 years old, and the surface area obtained by DBP absorption 4 is approximately 100.
ml! A conventional battery (■ It was created.
第２図は本発明゛−池（Ａ）と従来電池（Ｂ）との温度
２３℃、負荷２００Ωにおける高率放電特性比較図を示
す。FIG. 2 shows a comparison diagram of the high rate discharge characteristics of the battery (A) of the present invention and the conventional battery (B) at a temperature of 23° C. and a load of 200Ω.
第３図は本発明の要旨とする特定のカーボンブラックの
添加量に対する二酸化マンガン活物質の利用率を示し、
第３図よりカーボンブラックの添加はが０．５〜６．０
重量部のとき利用率は優れた値を示すことがわかる。FIG. 3 shows the utilization rate of manganese dioxide active material with respect to the added amount of specific carbon black, which is the gist of the present invention,
From Figure 3, the amount of carbon black added is 0.5 to 6.0.
It can be seen that the utilization rate shows an excellent value when it is expressed in parts by weight.
第４図はカーボンブラックの添加酸に対する電池の放電
持続時間を示し、（ａｌは本発明に用いた特定のカーボ
ンブラックの場合であり、又（ｂｌは前述せる従来のカ
ーボンブラックの場合である。第４図より放電持続時間
についても本発明における特定のカーボンブラックの添
加酸は０．５〜３．０直置部の範囲が好ましいことがイ
ブかる。因みに従来のカーボンブラックの添加量は４．
０重Ｕ部の時が優れている。FIG. 4 shows the discharge duration of the cell for carbon black with added acid, where (al is for the specific carbon black used in the present invention, and (bl is for the conventional carbon black mentioned above). From FIG. 4, it can be seen that the acid added to the specific carbon black in the present invention is preferably in the range of 0.5 to 3.0 in the direct placement area regarding the discharge duration.Incidentally, the amount added in the conventional carbon black is 4.
The 0 weight U section is excellent.
ｇ５図はカーボンブラックとグラファイトとを併用した
時のグラファイトの添加ηｌこ対する放電持続時間を示
し、ｔａ）はカーボンブラックとして本発明による特定
のカーボンブラックを１．０重置部添加した場合、又（
ｂ）は従来のカーボンブラックを４．０金遣部添加した
場合であり、第５図より本発明による特定のカーボンブ
ラックと併用する場合にはグラファイトの添加１は０．
５〜３．０重社部の範囲が好ましいことがわかる、
（ト）発明の効果
上述した如く、正極の導４剤として窒素吸着法！（ヨル
ｆｉ面積カ９５０〜１３００ｔｙｌ／ｆ ’Ｔ’ＤＢＰ
吸着による吸油薩が３５０〜５００ ｍ！！／１００Ｆ
の特定のカーボンブラックと、グラファイトとを併用す
ることにより正極の（導度が高められ、非水電解液電池
の欠点であった高率放電特性を改善することができる。Figure g5 shows the discharge duration versus addition ηl of graphite when carbon black and graphite are used together; (
b) shows the case where 4.0% of the conventional carbon black is added, and as shown in FIG.
It can be seen that a range of 5 to 3.0 JPY is preferable. (g) Effects of the invention As mentioned above, the nitrogen adsorption method is used as a conductive agent for the positive electrode! (Yorufi area power 950~1300tyl/f 'T'DBP
Oil absorption by adsorption is 350-500 m! ! /100F
By using a specific carbon black in combination with graphite, the conductivity of the positive electrode can be increased, and the high rate discharge characteristics, which have been a drawback of non-aqueous electrolyte batteries, can be improved.
又、導ｃｄ剤の添ＪＪ［ｉｔも減じることができ、同−
容積の４池において導電剤の減少分を活物質で置換える
ことにより４地番通の増大が計れるものであり、本発明
の工業的価値は極めて大である。In addition, the addition of CD conductive agent JJ [it] can also be reduced;
The industrial value of the present invention is extremely large because it is possible to increase the number of blocks by replacing the decreased amount of the conductive agent with the active material in the four cells.
第１図は本発明４池の縦断面図、第２図は本発明゛電池
と従来゛４池と、の高率放電特性比較図、Ｈｓ図はカー
ボンブラックの添加量と正極活物質の利用率との関係を
示す図、第４図はカーボンブラックの添加量と４池の放
電持続時間との関係を示す図、第５図はグラファイトの
添加艙と心地の放′（持続時間との関係を示す図である
。
（１）・・・正極、（２）・・・正極缶、（３）・・・
負極、（４）・・・負極缶、（５）・・・セパレータ、
（６１・・・絶縁バッキング。Figure 1 is a longitudinal cross-sectional view of the four batteries of the present invention, Figure 2 is a comparison diagram of high rate discharge characteristics between the battery of the present invention and the conventional four batteries, and the Hs diagram is the amount of carbon black added and the use of positive electrode active materials. Figure 4 is a diagram showing the relationship between the amount of carbon black added and the discharge duration of the four ponds, and Figure 5 is the relationship between the amount of graphite added and the discharge duration of the four ponds. (1)...Positive electrode, (2)...Positive electrode can, (3)...
Negative electrode, (4)... negative electrode can, (5)... separator,
(61...Insulating backing.
Claims (2)
、硫化鉄、酸化銅等を用い、負極の活物質としてリチウ
ム、ナトリウム等のアルカリ金属を用いる非水電解液電
池において、正極の導電剤として窒素吸着法による表面
積が９５０〜１３００ｍ＾２／ｇでＤＢＰ吸着による吸
油量が３５０〜５００ｍｌ／１００ｇのカーボンブラッ
クと、グラファイトとを併用したことを特徴とする非水
電解液電池。(1) As a conductive agent for the positive electrode in nonaqueous electrolyte batteries that use manganese dioxide, graphite fluoride, iron sulfide, copper oxide, etc. as the active material of the positive electrode, and alkaline metals such as lithium, sodium, etc. as the active material of the negative electrode. A nonaqueous electrolyte battery characterized in that graphite is used in combination with carbon black having a surface area of 950 to 1300 m^2/g by nitrogen adsorption method and an oil absorption amount of 350 to 500 ml/100 g by DBP adsorption.
対して前記カーボンブラックが０．５〜３．０重量部、
前記グラファイトが０．５〜３．０重量部である特許請
求の範囲第１項記載の非水電解液電池。(2) The amount of the conductive agent added is 0.5 to 3.0 parts by weight of the carbon black per 100 parts by weight of the positive electrode active material;
The non-aqueous electrolyte battery according to claim 1, wherein the graphite is 0.5 to 3.0 parts by weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61052240A JP2686072B2 (en) | 1986-03-10 | 1986-03-10 | Non-aqueous electrolyte battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61052240A JP2686072B2 (en) | 1986-03-10 | 1986-03-10 | Non-aqueous electrolyte battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62211863A true JPS62211863A (en) | 1987-09-17 |
| JP2686072B2 JP2686072B2 (en) | 1997-12-08 |
Family
ID=12909194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61052240A Expired - Lifetime JP2686072B2 (en) | 1986-03-10 | 1986-03-10 | Non-aqueous electrolyte battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2686072B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0275159A (en) * | 1988-09-08 | 1990-03-14 | Sanyo Electric Co Ltd | Non-aqueous electrolyte battery and manufacture of its positive electrode its manufacture |
| US6833217B2 (en) | 1997-12-31 | 2004-12-21 | Duracell Inc. | Battery cathode |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5546269A (en) * | 1978-09-27 | 1980-03-31 | Hitachi Maxell Ltd | Dry cell |
| JPS5798980A (en) * | 1980-12-11 | 1982-06-19 | Matsushita Electric Ind Co Ltd | Organic electrolytic battery |
-
1986
- 1986-03-10 JP JP61052240A patent/JP2686072B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5546269A (en) * | 1978-09-27 | 1980-03-31 | Hitachi Maxell Ltd | Dry cell |
| JPS5798980A (en) * | 1980-12-11 | 1982-06-19 | Matsushita Electric Ind Co Ltd | Organic electrolytic battery |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0275159A (en) * | 1988-09-08 | 1990-03-14 | Sanyo Electric Co Ltd | Non-aqueous electrolyte battery and manufacture of its positive electrode its manufacture |
| US6833217B2 (en) | 1997-12-31 | 2004-12-21 | Duracell Inc. | Battery cathode |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2686072B2 (en) | 1997-12-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |