CN103794745A - Manufacturing method for silicon carbon fiber diaphragm of lead-acid battery - Google Patents
Manufacturing method for silicon carbon fiber diaphragm of lead-acid battery Download PDFInfo
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- CN103794745A CN103794745A CN201210433278.9A CN201210433278A CN103794745A CN 103794745 A CN103794745 A CN 103794745A CN 201210433278 A CN201210433278 A CN 201210433278A CN 103794745 A CN103794745 A CN 103794745A
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- carbon fiber
- silicon carbon
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
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- 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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Abstract
The invention discloses a manufacturing method for a silicon carbon fiber diaphragm of a lead-acid battery. According to a formula, the silicon carbon fiber diaphragm comprises, in terms of weight percentage, 48-58 of glass fiber cotton with a size of 0.8-15 micrometers; 51-65 of a silicon dioxide mixture; 2-5 of a carbon material, i.e. superconducting carbon black and carbon fiber with a diameter of 0.1-1 micrometer; 0.001 of a sulfate, i.e. AR grade stannous sulfate; 0.001 of sodium lignosulfonate; 11-20 of a binder; and 11-20 of a polymer and an anti-deposition agent. The production process involved in the invention includes: raw material pulping, pulp storage tank concentration adjusting, deslagging, fourdrinier diaphragm pick-up, drying, reeling, cutting and packaging. The silicon carbon fiber diaphragm provided by the invention is applicable to batteries, especially suitable for automobile, electric vehicle, motorcycle and energy storage batteries.
Description
Technical field
The present invention relates to its manufacture method of a kind of lead acid accumulator silicon carbon fiber diaphragm.
Background technology
Sealed lead acid storage battery in the market, its structure is made up of battery case and lid, in shell, be provided with battery case and pole plate, dilute sulfuric acid electrolyte is housed in groove, glass hard board partition (AGM) is housed between pole plate, fiber-like dividing plate is the important component part of sealed lead acid storage battery, but glass fibre separator infiltration problem is obvious, and aperture is large, and microcellular structure is level and smooth, intensity and toughness are poor, easily jackknifing, abrasion, make short circuit of polar, simultaneously, the easy penetrating clapboard of dendrite that pole plate forms, makes positive/negative plate contact short circuit.Moreover when assembling, utmost point group inserts battery case will increase pressure, in use, and the easy layering of electrolyte.
Summary of the invention
The object of the invention is to for the existing problem of above-mentioned silicon glass dimension diaphragm plate, provide a kind of formula more rational, both kept the advantage of glass fiber plate of isolation, the manufacture method of the super silicon carbon fiber diaphragm for the lead acid accumulator between pole plate that can compensate its defect again.
In order to achieve the above object, the present invention mainly realizes by the following technical solutions.The present invention is the manufacture method of the super silicon carbon fiber diaphragm of lead acid accumulator, and the super silicon carbon fiber diaphragm formula of described lead acid accumulator is made up of glass fibre cotton, silica mixture, carbon materials-Super-conductive carbon, carbon fiber, Sulfates, sodium lignosulfonate, polymer and forming agent and anti-deposition agent.
Every percent by weight proportioning of the present invention is:
Glass fibre cotton (m) 48-58 of 0.8-15 μ
Silica mixture 51-65
Carbon materials-Super-conductive carbon, carbon fiber (m) 2-5 of diameter 0.1-1.0 μ
Sulfates-AR level stannous sulfate 0.001
Sodium lignosulfonate 0.001
Forming agent 11-20
Polymer and anti-deposition agent 11-20
Manufacture method flow process of the present invention is:
Raw material pulping-→ reserve pit regulates concentration-→ slagging-off-→ fourdrinier barrier film to copy and get-→ dry-→ batch-→ cutting-→ packing.
The concrete manufacture craft of the present invention is:
1, raw material pulping---first choose glass fibre cotton, silica mixture, carbon materials, Sulfates, sodium carbonate of lignin by formula rate and put into stirring pool, add pure water and sulfuric acid to carry out stirring to pulp most, pump into reserve pit.
2, reserve pit regulates concentration---and will in the mixed solution of the above-mentioned glass fibre cotton stirring, silica mixture, carbon materials, Sulfates, sodium lignosulfonate, add forming agent, polymer and anti-deposition agent, be made into the uniform slurry of fiber of 1.5% concentration.
3, slagging-off---remove size degradation and become in the homodisperse slurry of fiber and glass dregs and impurity.
4, dividing plate is copied and is got---and uniform the fiber of 1.5% concentration slurry is diluted to the slurry of 0.03% concentration, then the slurry of 0.03% concentration is transported to the moulding of fourdrinier (paper machine) production line, make super silicon carbon fiber diaphragm plate.
5, dry---will be in type send into baking oven containing super silicon carbon fiber diaphragm and dry, will carry out Performance Detection through the super silicon carbon fiber diaphragm plate of oven dry.
6, batch, cut, pack---batch as requested, cut and pack warehouse-in by detecting qualified silicon carbon fiber diaphragm plate.
The present invention compared with prior art, has following obvious advantage and innovation.(1) fill a prescription reasonable, with high content of technology.The present invention adopts glass fibre cotton to add particulate silica particle, carbon materials-Super-conductive carbon, carbon fiber, Sulfates, sodium lignosulfonate, polymer and forming agent and anti-deposition agent, and it is large that tension force becomes, and elasticity improves, and it is large that resistance to crusing rate becomes.(2) the present invention adopts forming agent that superconduction carbon fiber and glass, silica flour are bonded together, this barrier film forms silicon-carbon barrier film utmost point group in the time of assembling, convenient especially when installation, needn't impressed pressure, so silicon carbon fiber diaphragm utmost point group dress and insert battery case and can easily carry out.(3) the present invention adopts superconduction carbon materials, Sulfates and lignin carbon sodium sulfonate additive, its resistance and PbO
2basic identical, fiber is elongated, adds and can gain in strength, and improves again the utilance of active material, and low-temperature high-current discharge characteristic, and adding of sodium sulfonate, has very strong dispersiveness equally, meets sulfuric acid and can generate NaSo
4with lignin carbonic acid, there is hydrophobic organic group (R) and the hydrophilic inorganic (So of group
3), organic group (R) is complicated aryl polyethers, wherein has hydroxyl (OH), carboxyl (COOH) and methoxyl group (OCH
2) stop lead deposit, prevent various short circuits (short circuit penetration, contact short circuit, dendrite penetrate), and prevent sulfation that plate vulcanizing increases cycle life.
The present invention is applicable to storage battery, is specially adapted to automobile, motor vehicle, motorcycle and energy-storage battery.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is accumulator structure of the present invention and partial cutaway diagram.
Fig. 2 is manufacture method flow chart of the present invention.
Embodiment
As shown in Figure 1, storage battery of the present invention is made up of battery container 1 and upper cover 2, is provided with battery case 3 and pole plate 4 in housing 1, and dilute sulfuric acid electrolyte 5 is housed in battery case 3, and super silicon carbon fiber diaphragm 6 is housed between the utmost point 4.
As shown in Figure 2, manufacture method flow process of the present invention is:
Raw material pulping-→ reserve pit regulates concentration-→ slagging-off-→ fourdrinier barrier film to copy and get-→ dry-→ batch-→ cutting-→ packing.
The concrete manufacture craft of the present invention is:
1, raw material pulping---first choose glass fibre cotton, silica mixture, carbon materials, Sulfates, sodium lignosulfonate by formula rate and put into stirring pool, add pure water and sulfuric acid to carry out stirring to pulp most, pump into reserve pit.
2, reserve pit regulates concentration---and will in the mixed solution of the above-mentioned glass fibre cotton stirring, silica mixture, carbon materials, Sulfates, sodium lignosulfonate, add forming agent, polymer and anti-deposition agent, be made into the uniform slurry of fiber of 1.5% concentration.
3, slagging-off---remove size degradation and become in the homodisperse slurry of fiber and glass dregs and impurity.
4, dividing plate is copied and is got---and uniform the fiber of 1.5% concentration slurry is diluted to the slurry of 0.03% concentration, then the slurry of 0.03% concentration is transported to the moulding of fourdrinier (paper machine) production line, make super silicon carbon fiber diaphragm plate.
5, dry---will be in type send into baking oven containing super silicon carbon fiber diaphragm and dry, will carry out Performance Detection through the super silicon carbon fiber diaphragm plate of oven dry.
6, batch, cut, pack---batch as requested, cut and pack warehouse-in by detecting qualified silicon carbon fiber diaphragm plate.
The present invention is applicable to storage battery, is specially adapted to automobile, motor vehicle, motorcycle and energy-storage battery.
Claims (3)
1. the manufacture method of a lead acid accumulator silicon carbon fiber diaphragm, the formula that it is characterized in that described lead acid accumulator silicon carbon fiber diaphragm is made up of glass fibre cotton, silica mixture, carbon materials-Super-conductive carbon, carbon fiber, Sulfates, sodium lignosulfonate, polymer and forming agent and anti-deposition agent, and its every percent by weight proportioning is: 0.8-15 μ m glass fibre cotton 48-58; Silica mixture 51-65; Diameter 0.1-1.0 μ m carbon materials-Super-conductive carbon, carbon fiber 2-5; Sulfates-AR level stannous sulfate 0.001; Sodium lignosulfonate 0.001; Forming agent 11-20; Polymer and anti-deposition agent 11-20.
2. the manufacture method of lead acid accumulator silicon carbon fiber diaphragm according to claim 1, is characterized in that its manufacture method flow process is: raw material pulping-→ reserve pit regulates concentration-→ slagging-off-→ fourdrinier barrier film to copy and get-→ dry-→ batch-→ cutting-→ packing.
3. the manufacture method of the super silicon carbon fiber diaphragm of lead acid accumulator according to claim 1, it is characterized in that concrete manufacture craft is: raw material pulping-first choose glass fibre cotton, silica mixture, carbon materials, Sulfates, sodium carbonate of lignin by formula rate to put into stirring pool, add most pure water and sulfuric acid to carry out stirring to pulp, pump into reserve pit; Reserve pit adjusting concentration-will add forming agent, polymer and anti-deposition agent in the mixed solution of the above-mentioned glass fibre cotton stirring, silica mixture, carbon materials, Sulfates, sodium lignosulfonate, is made into the uniform slurry of fiber of 1.5% concentration; Slagging-off-removing size degradation becomes in the homodisperse slurry of fiber and glass dregs and impurity; Dividing plate copies and gets-uniform the fiber of 1.5% concentration slurry is diluted to the slurry of 0.03% concentration, then the slurry of 0.03% concentration is transported to the moulding of fourdrinier paper machine line, and make super silicon carbon fiber diaphragm plate; Dry-will be in type send into baking oven containing super silicon carbon fiber diaphragm to dry, will carry out Performance Detection through the super silicon carbon fiber diaphragm plate of oven dry; Batch, cut, pack-batch as requested, cut and pack warehouse-in by detecting qualified silicon carbon fiber diaphragm plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210433278.9A CN103794745A (en) | 2012-10-31 | 2012-10-31 | Manufacturing method for silicon carbon fiber diaphragm of lead-acid battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210433278.9A CN103794745A (en) | 2012-10-31 | 2012-10-31 | Manufacturing method for silicon carbon fiber diaphragm of lead-acid battery |
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| CN103794745A true CN103794745A (en) | 2014-05-14 |
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| CN201210433278.9A Pending CN103794745A (en) | 2012-10-31 | 2012-10-31 | Manufacturing method for silicon carbon fiber diaphragm of lead-acid battery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105895911A (en) * | 2015-02-18 | 2016-08-24 | 株式会社杰士汤浅国际 | Lead-acid battery |
| CN113972439A (en) * | 2021-11-29 | 2022-01-25 | 无锡明奥达铁路配件有限公司 | Process for manufacturing separator rolling circle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416183A (en) * | 2002-10-17 | 2003-05-07 | 江苏三环实业股份有限公司 | Improved clapboard for accumulator and its preparation method |
| CN101958408A (en) * | 2009-07-20 | 2011-01-26 | 毛贤仙 | Super silicon carbon fiber diaphragm formula of lead-acid accumulator and manufacturing method thereof |
| CN102324484A (en) * | 2011-09-08 | 2012-01-18 | 扬中市阳光电源材料有限公司 | High-porosity gelled battery polyethylene separator and preparation method |
-
2012
- 2012-10-31 CN CN201210433278.9A patent/CN103794745A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416183A (en) * | 2002-10-17 | 2003-05-07 | 江苏三环实业股份有限公司 | Improved clapboard for accumulator and its preparation method |
| CN101958408A (en) * | 2009-07-20 | 2011-01-26 | 毛贤仙 | Super silicon carbon fiber diaphragm formula of lead-acid accumulator and manufacturing method thereof |
| CN102324484A (en) * | 2011-09-08 | 2012-01-18 | 扬中市阳光电源材料有限公司 | High-porosity gelled battery polyethylene separator and preparation method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105895911A (en) * | 2015-02-18 | 2016-08-24 | 株式会社杰士汤浅国际 | Lead-acid battery |
| CN113972439A (en) * | 2021-11-29 | 2022-01-25 | 无锡明奥达铁路配件有限公司 | Process for manufacturing separator rolling circle |
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Application publication date: 20140514 |