CN106025381B - Lead carbon colloid battery colloidal electrolyte formula and preparation method thereof - Google Patents
Lead carbon colloid battery colloidal electrolyte formula and preparation method thereof Download PDFInfo
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- CN106025381B CN106025381B CN201610628716.5A CN201610628716A CN106025381B CN 106025381 B CN106025381 B CN 106025381B CN 201610628716 A CN201610628716 A CN 201610628716A CN 106025381 B CN106025381 B CN 106025381B
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- colloidal electrolyte
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/08—Selection of materials as electrolytes
- H01M10/10—Immobilising of electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0085—Immobilising or gelification of electrolyte
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention proposes a kind of lead carbon colloid battery colloidal electrolyte formulas and preparation method thereof, the colloidal electrolyte mother liquor of preparation, have very high stability, it can prepare, can be stored 6 months or more at 0~40 DEG C, preparation method in advance, it is simple to operate, it does not need to be pre-mixed, reduces production process step, high production efficiency, it is i.e. mixed to use, colloidal electrolyte premix is avoided, extra colloidal electrolyte handles problem, is good for the environment；Colloidal electrolyte of the invention, since partial size is small, concentration is low, and required raw material are few, at low cost, and internal resistance is small, good heavy current；Colloidal electrolyte of the invention is solid phase by liquid phase, does not have invertibity, and solid phase is reliable and stable.
Description
Technical field
The present invention relates to lead carbon colloid cell electrolyte technologies more particularly to a kind of lead carbon colloid battery colloidal electrolyte to match
Side and preparation method thereof.
Background technique
The production application of lead-acid accumulator has more than 100 years history, have simple structure, reliable performance, it is easy to use,
The advantages that raw material are easy to get and are cheap is widely used in the various fields such as communication, communications and transportation, national defence.Existing market is held
Amount is very big, although it has many good qualities, cycle life is short, and only this little just greatly limits it in the hair of emerging field
Exhibition.It verifies and analyzes by long term test, cycle life of lead-acid accumulator is not grown, and wherein electrolyte is the master for influencing battery performance
Want one of factor.
Colloidal electrolyte have nonflowing character, leakiness acid, can prevent active material from falling off, extend battery life, answering
With in the process with apparent advantage.For colloid battery, the technology of most critical is the formula of colloidal electrolyte raw material, no
Same formula influences the performance of colloid battery very big.The country uses colloid starting material mainly with fumed silica and silicon at present
Colloidal sol is primary raw material.Fumed silica colloidal electrolyte viscosity is big, and hardly possible dispersion, mobility is poor, and internal resistance is larger, influences electricity
Tank discharge performance；Silica solution electrolyte, permeability, good dispersion, but have the shortcomings that poor gel effect, Yi Shuihua, aging are fast,
The internal resistance of cell is caused to increase, heavy-current discharge performance decline does not adapt to big load requirement, the lost of life.
Summary of the invention
In view of this, a kind of the invention proposes internal resistances low, good fluidity, stability is good, at low cost, deep-circulating performance is good
Lead carbon colloid battery colloidal electrolyte formula and preparation method thereof.
The technical scheme of the present invention is realized as follows: on the one hand, the present invention provides a kind of lead carbon colloid battery colloidals
Electrolyte formula, the component including following mass parts,
Density is 90~98 parts of dilute sulfuric acid of 1.20~1.28g/ml at 25 DEG C；
Partial size is 0.3~2.5 part of silica of 1~9nm；
0.5~3 part of additive；
2.5~10 parts of deionized water；
Wherein, the additive is the mixture of polytetrafluoroethylene (PTFE), phosphoric acid and sodium sulphate.
On the basis of above technical scheme, it is preferred that the additive includes polytetrafluoroethylene (PTFE), density 1.26g/ml
Phosphoric acid and sodium sulphate, weight ratio 1:1:1.
On the basis of above technical scheme, it is preferred that each component mass parts are as follows,
Density is 95 parts of dilute sulfuric acid of 1.20~1.28g/ml at 25 DEG C；
Partial size is 0.75 part of silica of 1~9nm；
0.5 part of polytetrafluoroethylene (PTFE)；
0.5 part of the phosphoric acid of density 1.26g/ml
0.5 part of sodium sulphate；
5 parts of deionized water.
Second aspect, the present invention provides the preparations of the lead carbon colloid battery colloidal electrolyte described in first aspect present invention
Method includes the following steps,
Deionized water is placed in container by S1, and additive is added, and then adds silica, is stirred 5~10min, is obtained
To colloidal electrolyte mother liquor.
On the basis of above technical scheme, it is preferred that it is further comprising the steps of,
The concentrated sulfuric acid is diluted to the dilute sulfuric acid of 1.20-1.28g/ml when density is 25 DEG C with deionized water, is cooled to 15 by S2
DEG C hereinafter, then mix the dilute sulfuric acid with the colloidal electrolyte mother liquor that step S1 is obtained, 5s~15s is stirred, colloid is obtained
Electrolyte product.
Lead carbon colloid battery colloidal electrolyte formula of the invention and preparation method thereof has following compared with the existing technology
The utility model has the advantages that
(1) the colloidal electrolyte mother liquor of the method for the present invention preparation, has very high stability, can prepare in advance, 0~40
It DEG C can store 6 months or more；
(2) preparation method of the present invention, it is simple to operate, it does not need to be pre-mixed, reduces production process step, production efficiency
Height, i.e., it is mixed to use, colloidal electrolyte premix is avoided, extra colloidal electrolyte handles problem, is good for the environment；
(3) colloidal electrolyte of the invention, since partial size is small, concentration is low, and required raw material are few, at low cost, and internal resistance
It is small, good heavy current；
(4) colloidal electrolyte of the invention is solid phase by liquid phase, does not have invertibity, and solid phase is reliable and stable.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment of the present invention, it is clear that institute
The embodiment of description is only some embodiments of the invention, rather than whole embodiments.Based in the present invention
Embodiment, every other embodiment party obtained by those of ordinary skill in the art without making creative efforts
Formula shall fall within the protection scope of the present invention.
Embodiment 1
The lead carbon colloid battery colloidal electrolyte formula of the present embodiment, each component mass parts are as follows:
| Component | Mass parts |
| Density is the dilute sulfuric acid of 1.20g/ml at 25 DEG C | 90 |
| Partial size is the silica of 1nm | 1.5 |
| Polytetrafluoroethylene (PTFE) | 1 |
| Density 1.26g/ml phosphoric acid | 1 |
| Sodium sulphate | 1 |
| Deionized water | 10 |
Preparation method is as follows:
S1, the preparation of colloidal electrolyte mother liquor: above-mentioned deionized water is placed in container, and additive is added, then adds
Above-mentioned partial size is the silica of 1nm, stirs 5min, obtains sol body electrolyte mother liquor.
S2, colloidal electrolyte preparation: dedicated 98% concentrated sulfuric acid of battery, which is diluted to density with deionized water, is
After the dilute sulfuric acid (25 DEG C) of 1.20g/ml, it is cooled to 15 DEG C hereinafter, then mix by above-mentioned dilute sulfuric acid with colloidal electrolyte mother liquor,
It stirs 5s and obtains new colloidal electrolyte to get to solution.
Embodiment 2
The lead carbon colloid battery colloidal electrolyte formula of the present embodiment, each component mass parts are as follows:
| Component | Mass parts |
| Density is the dilute sulfuric acid of 1.25g/ml at 25 DEG C | 95 |
| Partial size is the silica of 5nm | 0.75 |
| Polytetrafluoroethylene (PTFE) | 0.5 |
| Density 1.26g/ml phosphoric acid | 0.5 |
| Sodium sulphate | 0.5 |
| Deionized water | 5 |
Preparation method is as follows:
S1, the preparation of colloidal electrolyte mother liquor: above-mentioned deionized water is placed in container, and additive is added, then adds
Above-mentioned partial size is the silica of 5nm, stirs 7min, obtains sol body electrolyte mother liquor.
S2, colloidal electrolyte preparation: dedicated 98% concentrated sulfuric acid of battery, which is diluted to density with deionized water, is
After the dilute sulfuric acid (25 DEG C) of 1.25g/ml, it is cooled to 15 DEG C hereinafter, then mix by above-mentioned dilute sulfuric acid with colloidal electrolyte mother liquor,
It stirs 10s and obtains new colloidal electrolyte to get to solution.
Embodiment 3
The lead carbon colloid battery colloidal electrolyte formula of the present embodiment, each component mass parts are as follows:
| Component | Mass parts |
| Density is the dilute sulfuric acid of 1.28g/ml at 25 DEG C | 98 |
| Partial size is the silica of 9nm | 0.3 |
| Polytetrafluoroethylene (PTFE) | 0.3 |
| Density 1.26g/ml phosphoric acid | 0.3 |
| Sodium sulphate | 0.3 |
| Deionized water | 2.5 |
Preparation method is as follows:
S1, the preparation of colloidal electrolyte mother liquor: above-mentioned deionized water is placed in container, and additive is added, then adds
Above-mentioned partial size is the silica of 9nm, stirs 10min, obtains sol body electrolyte mother liquor.
S2, colloidal electrolyte preparation: dedicated 98% concentrated sulfuric acid of battery, which is diluted to density with deionized water, is
After the dilute sulfuric acid (25 DEG C) of 1.28g/ml, it is cooled to 15 DEG C hereinafter, then mix by above-mentioned dilute sulfuric acid with colloidal electrolyte mother liquor,
It stirs 15s and obtains new colloidal electrolyte to get to solution.
The foregoing is merely better embodiments of the invention, are not intended to limit the invention, all of the invention
Within spirit and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of lead carbon colloid battery colloidal electrolyte formula, it is characterised in that: the component including following mass parts,
Density is 90~98 parts of dilute sulfuric acid of 1.20~1.28g/ml at 25 DEG C；
Partial size is 0.3~2.5 part of silica of 1~9nm；
0.5~3 part of additive；
2.5~10 parts of deionized water；
Wherein, the additive is the mixture of polytetrafluoroethylene (PTFE), phosphoric acid and sodium sulphate.
2. lead carbon colloid battery colloidal electrolyte formula as described in claim 1, it is characterised in that: the additive includes poly-
The phosphoric acid and sodium sulphate of tetrafluoroethene, density 1.26g/ml, weight ratio 1:1:1.
3. lead carbon colloid battery colloidal electrolyte formula as described in claim 1, it is characterised in that: each component mass parts are such as
Under,
Density is 95 parts of dilute sulfuric acid of 1.20~1.28g/ml at 25 DEG C；
Partial size is 0.75 part of silica of 1~9nm；
0.5 part of polytetrafluoroethylene (PTFE)；
0.5 part of the phosphoric acid of density 1.26g/ml
0.5 part of sodium sulphate；
5 parts of deionized water.
4. the preparation method of lead carbon colloid battery colloidal electrolyte formula as described in claim 1, it is characterised in that: including with
Lower step,
Deionized water is placed in container by S1, and additive is added, and then adds silica, is stirred 5~10min, is obtained glue
Body electrolyte mother liquor；
S2, by the concentrated sulfuric acid with deionized water be diluted to density be 25 DEG C when 1.20-1.28g/ml dilute sulfuric acid, be cooled to 15 DEG C with
Under, the dilute sulfuric acid is mixed with the colloidal electrolyte mother liquor that step S1 is obtained then, stirs 5s~15s, obtains colloid electrolysis
Matter product.
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| CN201610628716.5A CN106025381B (en) | 2016-08-03 | 2016-08-03 | Lead carbon colloid battery colloidal electrolyte formula and preparation method thereof |
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|---|---|---|---|
| CN201610628716.5A CN106025381B (en) | 2016-08-03 | 2016-08-03 | Lead carbon colloid battery colloidal electrolyte formula and preparation method thereof |
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| CN106025381B true CN106025381B (en) | 2019-06-04 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0696793A (en) * | 1992-09-16 | 1994-04-08 | Matsushita Electric Ind Co Ltd | Manufacture of sealed lead-acid battery |
| CN101908650A (en) * | 2010-08-06 | 2010-12-08 | 天能电池集团有限公司 | Gel electrolyte of power lead-acid storage battery |
| CN103337623A (en) * | 2013-06-26 | 2013-10-02 | 双登集团股份有限公司 | Negative active substance and electrolyte of colloid lead-carbon battery |
| CN103500846A (en) * | 2013-10-08 | 2014-01-08 | 无锡华燕新电源有限公司 | Colloid power battery internal formation electrolyte and preparation method thereof |
| CN104393351A (en) * | 2014-10-15 | 2015-03-04 | 超威电源有限公司 | Preparation and glue injection technology of lead acid storage battery gel electrolyte |
-
2016
- 2016-08-03 CN CN201610628716.5A patent/CN106025381B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0696793A (en) * | 1992-09-16 | 1994-04-08 | Matsushita Electric Ind Co Ltd | Manufacture of sealed lead-acid battery |
| CN101908650A (en) * | 2010-08-06 | 2010-12-08 | 天能电池集团有限公司 | Gel electrolyte of power lead-acid storage battery |
| CN103337623A (en) * | 2013-06-26 | 2013-10-02 | 双登集团股份有限公司 | Negative active substance and electrolyte of colloid lead-carbon battery |
| CN103500846A (en) * | 2013-10-08 | 2014-01-08 | 无锡华燕新电源有限公司 | Colloid power battery internal formation electrolyte and preparation method thereof |
| CN104393351A (en) * | 2014-10-15 | 2015-03-04 | 超威电源有限公司 | Preparation and glue injection technology of lead acid storage battery gel electrolyte |
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| CN106025381A (en) | 2016-10-12 |
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