WO1984001966A1 - Batterie utilisant du metal poreux d'aluminium - Google Patents

Batterie utilisant du metal poreux d'aluminium Download PDF

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Publication number
WO1984001966A1
WO1984001966A1 PCT/JP1983/000409 JP8300409W WO8401966A1 WO 1984001966 A1 WO1984001966 A1 WO 1984001966A1 JP 8300409 W JP8300409 W JP 8300409W WO 8401966 A1 WO8401966 A1 WO 8401966A1
Authority
WO
WIPO (PCT)
Prior art keywords
aluminum
porous
aluminum metal
battery
metal
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.)
Ceased
Application number
PCT/JP1983/000409
Other languages
English (en)
Japanese (ja)
Inventor
Masahide Ichikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP19813382A external-priority patent/JPS5987758A/ja
Priority claimed from JP20659682A external-priority patent/JPS5996234A/ja
Priority claimed from JP57216212A external-priority patent/JPS59132571A/ja
Application filed by Individual filed Critical Individual
Priority to AU22072/83A priority Critical patent/AU2207283A/en
Publication of WO1984001966A1 publication Critical patent/WO1984001966A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/16—Acidic compositions
    • C23F1/20—Acidic compositions for etching aluminium or alloys thereof
    • 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
    • H01M4/06—Electrodes for primary cells
    • H01M4/08—Processes of manufacture
    • H01M4/12—Processes of manufacture of consumable metal or alloy electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/04—Cells with aqueous electrolyte

Definitions

  • the present invention relates to a primary battery using aluminum metal or aluminum alloy as a cathode material, and in particular, to a combination of a porous cathode material and an anode material using a power bond.
  • a primary battery that has electrodes and uses an acidic solution for the electrolyte.
  • aluminum metal or aluminum alloy was ideal as a cathode material.
  • aluminum metal or aluminum alloy does not exhibit a function with a conventional electrolytic solution.
  • alkaline electrolytes have been used for primary batteries using aluminum metal and air, which have been newly developed and announced so far.However, self-discharge of the electrodes is severe in this method. It is not practical as a battery.
  • W1PO-one, ',' Under such a technical situation, the inventors invented a highly practical battery using aluminum metal or aluminum alloy. That is, i ⁇ is where electrolyte is used as the raw material and aluminum metal made porous by special processing is used as the cathode material.
  • the present invention is characterized by the electrolyte and the cathode material of the primary battery.
  • the electrolyte is a mixed electrolyte composed of liquids having neglected properties. —A mixture of water and halogenated compounds, which act as an accelerator for ionization.
  • the cathode material is an aluminum metal or an aluminum alloy that has been made porous by special processing, and the surface area has been substantially increased due to the sponge-like porosity.
  • a primary battery was developed using a carbon electrode as the anode material, and a combination of these special electrolytes, a cathode material made of porous aluminum metal or aluminum alloy, and a power-bon field electrode material. It was done.
  • Fig. 1 shows the electrolysis method of the conventional alumite production method
  • Fig. 2 shows the method of producing porous aluminum metal or aluminum by the electroless method of the present invention.
  • FIG. 3 shows the process of making aluminum metal or aluminum alloy porous.
  • FIG. 4 shows a battery according to the present invention in which a porous aluminum cathode and a pump electrode are used as field electrodes, and an acidic solution and a solution that causes an ionization reaction are used in combination as an electrolyte.
  • FIG. 4 shows a battery according to the present invention in which a porous aluminum cathode and a pump electrode are used as field electrodes, and an acidic solution and a solution that causes an ionization reaction are used in combination as an electrolyte.
  • Fig. 1 shows a conventional method of producing anodized aluminum to make the aluminum metal (A1) porous.
  • the electrolyte is sulfuric acid (H 2 SO 4 ) and water (H 2 O 4 ). This is the simplest method of etching with a mixture of (1) and (2). However, in this process, the porous holes are small and only shallow
  • OMPI I can only do things. Since ⁇ of film (A1 2o 3) occurs, Aluminum nu - - thick aluminum nu to the surface at the same time as only perforated ⁇ poles Ko ⁇ acts as a battery passivated is bad.
  • Fig. 2 shows a method in which aluminum metal or aluminum gold is converted into a porous state in an electroless solution, and the electrolyte acts as a passive agent on the aluminum cathode as much as possible.
  • aluminum nu - beam metal (A1) or aluminum nu - acid liquid occupying become passive cathode material consisting beam alloy, i.e. nitric acid (H 0 3 )
  • a mixture of a halogen compound for activating the ionizing action of the same cathode material and water ( ⁇ ubbed0) is the porous aluminum metal (A1) or aluminum according to the present invention.
  • Fig. 4 shows an electrolytic solution for producing an alloy, wherein a poly-porous aluminum metal (A1) according to the present invention or an ⁇ -J alloy is used as a cathode material
  • FIG. 3 is a diagram of a specific example of a battery using ( ⁇ ) as an anode material. If aluminum metal ( ⁇ ) or aluminum alloy is used as a cathode material without any processing, the effective effective surface area is only the surface portion that can be seen in appearance, so the current density as a battery is low.
  • the first requirement of the present invention is to make the cathode material porous and spongy so as to increase the substantial effective surface area.
  • the second requirement for the electrolyte is that, when the battery load is not connected, the scaffold will not be depleted by the iodination reaction.
  • the active chlorine ion (G1-) destroys the oxide film due to its strong ionizing action and promotes the ionization of aluminum (A1) again.
  • the surface of the aluminum cathode has a number of sponge-like holes, and further the chemical reaction proceeds, and the aluminum cathode (A1) becomes sponge-like porous and increases the substantial surface area of the cathode. This action increases the electromotive current and the energy density.
  • the carbon electrode (C) on the anode side is nonmetallic, it does not act as an ionizer, but rather acts as a catalyst.
  • the hydrogen ions (HT) in the surrounding electrolyte are neutralized electrostatically, turned into hydrogen atoms (H +), and protrude from the anode surface. Furthermore, the hydrogen atoms are unstable as one atom, so they form covalent bonds with each other and develop into a stable form as the hydrogen molecule _ (H 2 ).
  • another type of electrolyte, nitrate (NOg) is deprived of 0) I oxygen atoms and converted to water molecules (0). This process is repeated to generate a continuous current. Therefore, only the electrolytic solution consisting of two kinds of solutions having such a property is used to make the aluminum metal (A1) or aluminum alloy as a cathode.
  • the primary battery used can be made to function, seawater (Na 01) may be used instead of the mixture of chloride and water in the electrolyte, or nitric acid (sulfuric acid instead of HN0). (H "S0 4) and by using the hydrochloric acid (H C1), • temporarily electrician Neruki - so it generates performance is not good the cause is different from the nitric acid (HN0 J Aruminyu -. ⁇ of This is because the surface cannot be made porous.
  • the porous aluminum metal or aluminum alloy of the present invention is used as a cathode material of a primary battery.
  • This is a kind of battery and has a large capacity. Because it is possible to extract electrical energy, it has a significant utility value that no other primary battery in existence.
  • Making a certain amount of aluminum metal porous makes use of the increased metal area.
  • Cathode material for battery 1. Electrode plate of chemical capacitor 3. Cooling body for air cooling4. Cooling body for water cooling 5. Filter for gaseous gas etc. Soundproofing sound absorber 7. Adsorbent for liquid gas 8. Other

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Cell Electrode Carriers And Collectors (AREA)

Abstract

Procédé d'obtention d'un matériau poreux de cathode composé d'Al et d'un alliage d'Al en utilisant un mélange liquide composé d'une solution acide possédant une action passivante, un composé pouvant accélérer la ionisation, et de l'eau; on décrit également une batterie primaire utilisant le matériau poreux d'Al en tant que cathode et du carbone en tant qu'anode et utilisant le mélange ci-décrit en tant que solution électrolytique.
PCT/JP1983/000409 1982-11-11 1983-11-11 Batterie utilisant du metal poreux d'aluminium Ceased WO1984001966A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU22072/83A AU2207283A (en) 1982-11-11 1983-11-11 Battery using porous aluminum metal

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP19813382A JPS5987758A (ja) 1982-11-11 1982-11-11 エツチング加工した電池用極板
JP20659682A JPS5996234A (ja) 1982-11-25 1982-11-25 多孔質状アルミニユ−ム金属の製造方法
JP57216212A JPS59132571A (ja) 1982-12-09 1982-12-09 電池用の電解液

Publications (1)

Publication Number Publication Date
WO1984001966A1 true WO1984001966A1 (fr) 1984-05-24

Family

ID=27327463

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1983/000409 Ceased WO1984001966A1 (fr) 1982-11-11 1983-11-11 Batterie utilisant du metal poreux d'aluminium

Country Status (1)

Country Link
WO (1) WO1984001966A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH679437A5 (en) * 1990-10-23 1992-02-14 Alusuisse Lonza Services Ag Aluminium gas battery with reduced hydrogen evolution - has acid electrolyte and aluminium@ (alloy) electrode contg. lithium, beryllium, magnesium, calcium, zinc, etc.
CN110061331A (zh) * 2019-05-21 2019-07-26 常州优特科新能源科技有限公司 一种铝空气电池用电解液和铝空气电池

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4887777A (fr) * 1972-02-18 1973-11-17
JPS4843252B1 (fr) * 1970-04-08 1973-12-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4843252B1 (fr) * 1970-04-08 1973-12-18
JPS4887777A (fr) * 1972-02-18 1973-11-17

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
GUENTHER PETZO, "Kinzoku Etching Gijutsu", 1977 (09.10), Agune Kabushiki Kaisha (Tokyo), p. 40-45. *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH679437A5 (en) * 1990-10-23 1992-02-14 Alusuisse Lonza Services Ag Aluminium gas battery with reduced hydrogen evolution - has acid electrolyte and aluminium@ (alloy) electrode contg. lithium, beryllium, magnesium, calcium, zinc, etc.
CN110061331A (zh) * 2019-05-21 2019-07-26 常州优特科新能源科技有限公司 一种铝空气电池用电解液和铝空气电池

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