CN104377362A - Lead-coated carbon composite material and application thereof - Google Patents

Lead-coated carbon composite material and application thereof Download PDF

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Publication number
CN104377362A
CN104377362A CN201310362458.7A CN201310362458A CN104377362A CN 104377362 A CN104377362 A CN 104377362A CN 201310362458 A CN201310362458 A CN 201310362458A CN 104377362 A CN104377362 A CN 104377362A
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CN
China
Prior art keywords
carbon
lead
sheath
carbon composite
alloy
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
Application number
CN201310362458.7A
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Chinese (zh)
Inventor
杨勇智
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.)
JIANGSU JINDING AUTOMOBILE TECHNOLOGY Co Ltd
Original Assignee
JIANGSU JINDING AUTOMOBILE TECHNOLOGY Co Ltd
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
Application filed by JIANGSU JINDING AUTOMOBILE TECHNOLOGY Co Ltd filed Critical JIANGSU JINDING AUTOMOBILE TECHNOLOGY Co Ltd
Priority to CN201310362458.7A priority Critical patent/CN104377362A/en
Publication of CN104377362A publication Critical patent/CN104377362A/en
Pending legal-status Critical Current

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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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/68—Selection of materials for use in lead-acid accumulators
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H01M4/72—Grids
    • H01M4/73—Grids for lead-acid accumulators, e.g. frame plates
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Cell Electrode Carriers And Collectors (AREA)

Abstract

The invention relates to a lead-coated carbon composite material and an application thereof. The lead-coated carbon composite material is characterized in that lead (2) is used for coating the surrounding of a powder-form or rod-form carbon-based material (1) for extrusion moulding, or the powder-form carbon-based material (1) is compressed to a carbon-based grid or is wound to obtain the carbon-based grid after being made to a filament state, and then a lead sheath is used for coating on an outer layer of the carbon-based grid. The lead-coated carbon composite material can be used for making the grid for a storage battery electrode plate, volume ratio energy and discharge capacity of a storage battery can be effectively increased; the carbon-based material with light weight and strong conductivity can be taken as a conductive inner core, a lead layer with strong corrosion resistance and electrochemistry performance is used for coating outer part, so that lead amount is reduced, grid weight is greatly reduced, cell weight is greatly reduced, and environmental pollution can be mitigated.

Description

A kind of sheath carbon composite and application thereof
Technical field
The present invention relates to battery technology field, be specifically related to a kind of sheath carbon composite and application thereof.
Background technology
Existing lead-acid accumulator grid is based on the higher alloy of lead tolerance substantially, not only Heavy Weight, and cost is high.In actual applications, general R&D direction attempts improving the mechanical strength of electrode, electric conductivity and decay resistance by the ingredient components changed in lead alloy, but to so far, technology is also immature.
Summary of the invention
The object of the invention is to solve above-mentioned drawback, provide a kind of sheath carbon composite, lightweight, good conductivity, charging rate are fast.
Sheath carbon composite of the present invention, technical characteristic is, be the rear extrusion modling of surrounding being rolled in carbon-based material by sheath, carbon-based material can using powdery or bar-shaped as matrix.
Preferably, the main component of described carbon-based material is active carbon or carbon alloy material, conductive agent and binding agent can be added in carbon-based material, such as, copper powder, silver powder, aluminium powder, graphite, superconduction carbon, aquadag or conductive carbon black can be added as conductive agent, clay or resin can be added as binding agent.
Preferably, described lead can be pure lead or alloy lead, and alloy lead can select lead-antimony alloy, lead-calcium alloy, plumbous antimony arsenic ashbury metal or Pb-Ca-Sn-Al alloy.
In addition, a kind of application of sheath carbon composite is provided, pulverous carbon-based material is pressed into carbon back grid, or weave into thread after turn to carbon back grid, thinner sheet lead is wrapped in the skin of carbon back grid.The thickness of described carbon back grid is preferably 5-15.
Compared to prior art, advantage of the present invention is:
Sheath carbon composite of the present invention, adopts proportion to be far lighter than plumbous carbon as the main component of compound bar inner core, alleviates the quality of composite material, decrease consumption of lead, alleviate the pollution to environment with this; This composite material can be used as the rib application of accumulator grid, significantly alleviate the weight of grid, thus battery weight is significantly alleviated, and there is good conductivity, current dissipation is even, charging rate is fast advantage, there is not liberation of hydrogen and self-discharge phenomenon, and effectively can improve the volumetric specific energy of storage battery.
Accompanying drawing explanation
Fig. 1 is the structural representation of sheath carbon composite of the present invention.
Fig. 2 is the process schematic representation of the sheath carbon composite making Fig. 1.
Fig. 3 is the schematic diagram using carbon-based material as the main muscles and bones application of accumulator grid.
Fig. 4 be using carbon-based material after main muscles and bones the embodiment schematic diagram of outer cladding lead.
Number in the figure illustrates: 1. carbon-based material, 2. plumbous, 3. sheath carbon composite, 4. electrode plate grid.
Embodiment
Embodiment 1
One embodiment of the present invention, can wrap in the rear extrusion modling of surrounding of carbon-based material 1, make sheath carbon composite 3 as shown in Figure 1 by plumbous 2.
Wherein, carbon-based material 1 can using powdery or bar-shaped as matrix, its main component can be active carbon or carbon alloy material, conductive agent and binding agent can also be added in addition, such as, copper powder, silver powder, aluminium powder, graphite, superconduction carbon, aquadag or conductive carbon black can be added as conductive agent, clay or resin can be added as binding agent; Plumbous 2 can be pure lead or alloy lead, and alloy lead can select lead-antimony alloy, lead-calcium alloy, plumbous antimony arsenic ashbury metal or Pb-Ca-Sn-Al alloy.
Shown in composition graphs 2, also can thin sheet lead be coated on carbon dust or carbon-point, also at the certain thickness lead of carbon-point top casting, then can be squeezed into sheath carbon composite 3 by extruder.
This sheath carbon composite 3 can be used for making the electrode plate grid 4 of storage battery, has good conductivity, current dissipation is even, charging rate is fast performance advantage, effectively can improve the volumetric specific energy of storage battery.
As shown in Figure 3, first make the main muscles and bones of electrode plate grid with carbon-based material 1, then make novel sheath carbon electrode plate grid as shown in Figure 4 with very thin pure sheet lead parcel main muscles and bones is outer, lightweight, good conductivity and corrosion-resistant.Or, pulverous carbon-based material can also be pressed into carbon back grid (as shown in Figure 3), or weave into thread after turn to carbon back grid, thinner sheet lead is wrapped in the skin (as shown in Figure 4) of carbon back grid.The thickness of described carbon back grid is preferably 5-15.
The above; it is only better case study on implementation of the present invention; not any restriction is done to the present invention, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure change, all still belong in the protection range of technical solution of the present invention.

Claims (10)

1. a sheath carbon composite, is characterized in that, described sheath carbon composite is the rear extrusion modling of surrounding being wrapped in carbon-based material (1) by plumbous (2).
2. sheath carbon composite according to claim 1, is characterized in that, the main component of described carbon-based material (1) is active carbon or carbon alloy material.
3. sheath carbon composite according to claim 1, is characterized in that, described carbon-based material is added with conductive agent and binding agent in (1).
4. sheath carbon composite according to claim 2, is characterized in that, is added with copper powder, silver powder, aluminium powder, graphite, superconduction carbon, aquadag or conductive carbon black in described carbon alloy material.
5. sheath carbon composite according to claim 3, is characterized in that, described binding agent is clay or resin.
6. sheath carbon composite according to any one of claim 1 to 3, is characterized in that, described carbon-based material (1) is powdery or bar-shaped.
7. sheath carbon composite according to claim 1, is characterized in that, described lead (2) is pure lead or alloy lead.
8. sheath carbon composite according to claim 7, is characterized in that, described alloy lead can be lead-antimony alloy, lead-calcium alloy, plumbous antimony arsenic ashbury metal or Pb-Ca-Sn-Al alloy.
9. an application for sheath carbon composite, is characterized in that, pulverous carbon-based material (1) is pressed into carbon back grid, or weave into thread after turn to carbon back grid, thinner sheet lead is wrapped in the skin of carbon back grid.
10. the application of sheath carbon composite according to claim 9, is characterized in that, the thickness of described carbon back grid is 5-15 silk.
CN201310362458.7A 2013-08-13 2013-08-13 Lead-coated carbon composite material and application thereof Pending CN104377362A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310362458.7A CN104377362A (en) 2013-08-13 2013-08-13 Lead-coated carbon composite material and application thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310362458.7A CN104377362A (en) 2013-08-13 2013-08-13 Lead-coated carbon composite material and application thereof

Publications (1)

Publication Number Publication Date
CN104377362A true CN104377362A (en) 2015-02-25

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Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104681812A (en) * 2015-01-14 2015-06-03 张亚妮 Graphite composite carbon electrode material for lead acid battery, electrode prepared from electrode material and preparing method of electrode
CN108330568A (en) * 2017-12-28 2018-07-27 广州倬粤动力新能源有限公司 The preparation method of grid active nano carbon fiber
CN110970625A (en) * 2019-11-25 2020-04-07 浙江美能电气有限公司 Carbonized cell panel grid with high flow guiding characteristic and manufacturing method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1206938A (en) * 1997-07-29 1999-02-03 上海兴东科技发展公司 Porous acid-resistant alloy and fibre composite polar board
US6027822A (en) * 1984-08-22 2000-02-22 Blanyer; Richard J. Coated elongated core material
CN103137955A (en) * 2013-03-12 2013-06-05 深圳市雄韬电源科技股份有限公司 Lead/carbon composite for storage battery and preparation method of lead/carbon composite material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6027822A (en) * 1984-08-22 2000-02-22 Blanyer; Richard J. Coated elongated core material
CN1206938A (en) * 1997-07-29 1999-02-03 上海兴东科技发展公司 Porous acid-resistant alloy and fibre composite polar board
CN103137955A (en) * 2013-03-12 2013-06-05 深圳市雄韬电源科技股份有限公司 Lead/carbon composite for storage battery and preparation method of lead/carbon composite material

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104681812A (en) * 2015-01-14 2015-06-03 张亚妮 Graphite composite carbon electrode material for lead acid battery, electrode prepared from electrode material and preparing method of electrode
CN108330568A (en) * 2017-12-28 2018-07-27 广州倬粤动力新能源有限公司 The preparation method of grid active nano carbon fiber
CN110970625A (en) * 2019-11-25 2020-04-07 浙江美能电气有限公司 Carbonized cell panel grid with high flow guiding characteristic and manufacturing method thereof

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Address after: 215400 Taicang city of Jiangsu province Chengxiang County Town Street No. 90

Applicant after: Jiangsu Jinding Automobile Technology Co., Ltd.

Address before: Kunshan City, Jiangsu province 215347 Zuchongzhi Road No. 1666, Tsinghua Science Park International Science and Technology Building

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Application publication date: 20150225