CN109256560A - Improve the anode diachylon and preparation method thereof of lead-acid accumulator high-temperature cycle life - Google Patents
Improve the anode diachylon and preparation method thereof of lead-acid accumulator high-temperature cycle life Download PDFInfo
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- CN109256560A CN109256560A CN201810998192.8A CN201810998192A CN109256560A CN 109256560 A CN109256560 A CN 109256560A CN 201810998192 A CN201810998192 A CN 201810998192A CN 109256560 A CN109256560 A CN 109256560A
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- Prior art keywords
- lead
- cycle life
- anode diachylon
- temperature cycle
- acid accumulator
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/56—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead
- H01M4/57—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead of "grey lead", i.e. powders containing lead and lead oxide
-
- 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
- H01M4/04—Processes of manufacture in general
-
- 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
- H01M4/14—Electrodes for lead-acid accumulators
- H01M4/16—Processes of manufacture
- H01M4/20—Processes of manufacture of pasted electrodes
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The anode diachylon and preparation method thereof of entitled raising lead-acid accumulator high-temperature cycle life of the invention.Belong to starting lead acid battery technical field.It mainly solves the problems, such as existing starting lead acid battery SAE J2801 cycle life less than Unit 15.It is mainly characterized by comprising: formula of positive lead paste: lead powder 78.2%-80.2%；Red lead 2.6%-2.7%；Staple fiber 0.05%-0.06%；Organic bond 0.09%-1.00%；Interface improver 0.02%-0.05%；Dilute sulfuric acid 7.0%-7.5%；Pure water 10.0%-10.5%.The present invention, which has the characteristics that reduce rate-of-loss of coolant, reduces SAE J2801 cycle life test cell number under anode plate grid corrosion rate and hot environment is greater than 15 units, is mainly used for starting lead acid battery to improve its high temperature circulation service life.
Description
Technical field
The invention belongs to starting lead acid battery technical fields, and in particular to a kind of raising starting lead acid battery is high
The anode diachylon and preparation method thereof of warm cycle life.
Background technique
Water loss height under high temperature service life and high temperature is a key subject and each battery manufacturers weight in industry
Point concern and research of technique action, the pregnant solution type product especially used on southern big and medium-sized cities taxi, high temperature
Service life is the key index that can more protrude product characteristic.
By improvement anode plate grid and reactive species interface structure, make the formation of good electron exchange interface oxidation film,
Oxidation film has preferable protective effect to metal, i.e., this kind of oxidation film has the ability for slowing down or metal being prevented to continue oxidation, then
Improve anode plate grid high temperature corrosion-resisting performance.
, added with the substance for being conducive to improvement interfacial characteristics, make electricity of product under the conditions of overcharge using in anode diachylon
Chemical dehydration and anode plate grid oxidation corrosion degree reduce.
The well-known matched host machine such as public, general, which is produced, proposes increasingly harsher reception standard to high temperature service life:
Multiple authentication high temperature service life fluctuation is larger at present, is unable to satisfy customer requirement, affects the progress of launch products.
In order to improve the high-temperature behavior of starting lead acid battery product, it is necessary to be become according to continuous item test data and the factor
Dynamic corresponding relationship increases its applied at elevated temperature environmental field by the improvement of necessary formula and process modification, meets related mark
Alignment request and the market demand.
Summary of the invention
It is an object of the invention to solve it is above-mentioned in the prior art, for existing main engine plants' auxiliary products J2801 recycle the longevity
Deficiency existing for unit testing is ordered, the long circulation life lead-acid battery anode diachylon under a kind of hot environment and its preparation side are provided
Method.
The technical solution of anode diachylon of the present invention is: a kind of positive lead improving lead-acid accumulator high-temperature cycle life
Cream, it is characterised in that contain by mass percentage:
Lead powder 78.2%-80.2%；
Red lead 2.6%-2.7%；
Staple fiber 0.05%-0.06%；
Organic bond 0.09%-1.00%；
Interface improver 0.02%-0.05%；
Dilute sulfuric acid 7.0%-7.5%；
Pure water 10.0%-10.5%；
Apparent density of lead paste: the g/ml of 4.20g/ml ~ 4.35.
The concentration of dilute sulfuric acid described in the technical solution of anode diachylon of the present invention is 40 ~ 50%.
Interface improver described in the technical solution of anode diachylon of the present invention is a kind of analytical pure sulfuric acid stannous.
Staple fiber described in the technical solution of anode diachylon of the present invention is acrylic fibers, and length is 3-6 mm, and diameter is
8-18nm。
Organic bond described in the technical solution of anode diachylon of the present invention is ptfe emulsion.
Red lead described in the technical solution of anode diachylon of the present invention is technical grade lead orthoplumbate.
The oxidizability of lead powder described in the technical solution of anode diachylon of the present invention is 74-88%, and specific surface area is
12000-24000cm²/g。
Apparent density of lead paste described in the technical solution of anode diachylon of the present invention is 4.15g/ml-4.30g/ml.
The technical solution of anode diachylon preparation method of the present invention is: a kind of anode of acid accumulator high-temperature cycle life
The preparation method of lead plaster, it is characterised in that the following steps are included:
(a) according to mass percent, lead powder, red lead, staple fiber is weighed and carries out mechanical premix, is done time in advance as 2-4min；
(b) according to mass percent, pure water, organic bond, interface improver and above-mentioned premix raw material are added in paste mixing machine
Portion is quickly stirred 1-3 minutes；
(c) according to mass percent, dilute sulfuric acid is slowly added into above-mentioned system, system temperature control exists during acid adding
Between 35-52 DEG C, whole process is persistently stirred 14-19 minutes；
It (d) is 4.15-4.30g/cm with micro deionized water fine tuning apparent density of lead paste3, needle penetration is 18-22 mm, is formed just
Pole lead plaster；
(e) above-mentioned anode diachylon is coated on positive screen, when pole plate dry solidification, using the high moisture cure processes of medium temperature, wherein
Curing time in 25-50 h, does 40 DEG C of temperature, relative humidity 85-95 %, drying time, temperature was 60-70 DEG C in 30-40 h.
The concentration of dilute sulfuric acid described in the technical solution of anode diachylon preparation method of the present invention is 40 ~ 50%；Interface
Improver is a kind of analytical pure sulfuric acid stannous；Staple fiber is acrylic fibers, and length is 3-6 mm, diameter 8-18nm；Organic bond
For PTFE emulsion；Red lead is technical grade lead orthoplumbate；The oxidizability of lead powder is 74-88%, specific surface area 12000-
24000cm²/g
The beneficial effects of the present invention are:
1) product of the invention rate-of-loss of coolant during hot environment cycle life can be greatly reduced, to reduce anode
Grid corrosion rate；
2) product of the invention, SAE J2801 cycle life test cell number meets and exceeds main engine plants' requirement under hot environment
>=15 units.
Present invention is mainly used for starting lead acid batteries to improve its high temperature circulation service life.
Detailed description of the invention
Fig. 1 is experimental group and control group SAEJ2801 voltage decreasing trend figure.
Fig. 2 is experimental group and control group SAEJ2801 dehydration tendency chart.
Specific embodiment
A specific embodiment of the invention is described in detail below.
A kind of anode diachylon and preparation method improving starting lead acid battery high-temperature cycle life, it is characterised in that:
Anode diachylon contains by mass percentage:
Lead powder 78.2%-80.2%；
Technical grade lead orthoplumbate 2.6%-2.7%；
Staple fiber 0.05%-0.06%；
Ptfe emulsion 0.09%-1.00%；
Analytical pure sulfuric acid stannous 0.02%-0.05%；
Dilute sulfuric acid 7.0%-7.5%；
Pure water 10.0%-10.5%；
Wherein, the oxidizability of lead powder is 74-88%, specific surface area 12000-24000cm2/g；The concentration of dilute sulfuric acid be 40 ~
50%；Staple fiber is acrylic fibers, and length is 3-6 mm, diameter 8-18nm；
Preparation method the following steps are included:
(a) according to mass percents, lead powder, technical grade lead orthoplumbate, staple fiber are weighed and carries out mechanical premix, do time in advance for
2-4min；
(b) according to mass percent, pure water, ptfe emulsion, analytical pure sulfuric acid stannous and above-mentioned premix raw material are added
Inside paste mixing machine, quickly stir 1-3 minutes；
(c) according to mass percent, dilute sulfuric acid is slowly added into above-mentioned system, system temperature control exists during acid adding
Between 35-52 DEG C, whole process is persistently stirred 14-19 minutes；
It (d) is 4.15-4.30g/cm with micro deionized water fine tuning apparent density of lead paste3, needle penetration is 18-22 mm, is formed just
Pole lead plaster；
(e) above-mentioned anode diachylon is coated on positive screen, when pole plate dry solidification, using the high moisture cure processes of medium temperature, wherein
Curing time in 25-50 h, does 40 DEG C of temperature, relative humidity 85-95 %, drying time, temperature was 60-70 DEG C in 30-40 h.
A kind of anode diachylon for improving starting lead acid battery high-temperature cycle life of the present invention preferably presses quality hundred
Ratio is divided to contain:
Lead powder 78.8%-79.7%；
Technical grade lead orthoplumbate 2.6%-2.7%；
Staple fiber 0.05%-0.06%；
Ptfe emulsion 0.09%-1.00%；
Analytical pure sulfuric acid stannous 0.03%-0.04%；
Dilute sulfuric acid 7.1%-7.3%；
Pure water 10.2%-10.4%；
Wherein, the oxidizability of lead powder is 74-88%, specific surface area 12000-24000cm2/g；The concentration of dilute sulfuric acid be 40 ~
50%；Staple fiber is acrylic fibers, and length is 3-6 mm, diameter 8-18nm.
The implementation of a kind of anode diachylon for improving starting lead acid battery high-temperature cycle life of the present invention and preparation method
Example, anode diachylon contain by mass percentage:
Lead powder 78.8%-79.7%；
Technical grade lead orthoplumbate 2.6%-2.7%；
Acrylic fibers 0.05%-0.06%；
Ptfe emulsion 0.09%-1.00%；
Analytical pure sulfuric acid stannous 0.03%-0.04%；
40 ~ 50% dilute sulfuric acid 7.1%-7.3%；
Pure water 10.2%-10.4%；
Wherein, acrylic fibers length is 3-6 mm, diameter 8-18nm；The oxidizability of lead powder is 74-88%, specific surface area 12000-
24000cm²/g；
Preparation method the following steps are included:
(a) according to mass percent, lead powder, technical grade lead orthoplumbate, acrylic fiber is weighed and carries out mechanical premix, is done time in advance
For 2-4min；
(b) according to mass percent, pure water, ptfe emulsion, analytical pure sulfuric acid stannous and above-mentioned premix raw material are added
Inside paste mixing machine, quickly stir 1-3 minutes；
(c) according to mass percent, 40 ~ 50% dilute sulfuric acids are slowly added into above-mentioned system, system temperature control during acid adding
Between 35-52 DEG C, whole process persistently stirs 14-19 minutes system；
It (d) is 4.15-4.30g/cm with micro deionized water fine tuning apparent density of lead paste3, needle penetration is 18-22 mm, is formed just
Pole lead plaster；
(e) above-mentioned anode diachylon is coated on positive screen, when pole plate dry solidification, using the high moisture cure processes of medium temperature, wherein
Curing time in 25-50 h, does 40 DEG C of temperature, relative humidity 85-95 %, drying time, temperature was 60-70 DEG C in 30-40 h.
Institute as shown in Figure 1, Figure 2 is compared to the embodiment of the present invention and existing product test data using SAE J2801 standard method
Show.
Wherein, 560 30 is using starting lead acid batteries made of the present invention；855 50 be a kind of existing starting
Type lead-acid accumulator；EFB H6 is existing another starting lead acid battery.
It is verified by the comparative test of products of different specifications, the present invention has following obvious characteristic:
1) product of the invention rate-of-loss of coolant during hot environment cycle life can be greatly reduced, to reduce anode
Grid corrosion rate；
2) product of the invention, SAE J2801 cycle life test cell number meets and exceeds main engine plants' requirement under hot environment
>=15 units.
Claims (10)
1. a kind of anode diachylon for improving lead-acid accumulator high-temperature cycle life, it is characterised in that contain by mass percentage:
Lead powder 78.2%-80.2%；
Red lead 2.6%-2.7%；
Staple fiber 0.05%-0.06%；
Organic bond 0.09%-1.00%；
Interface improver 0.02%-0.05%；
Dilute sulfuric acid 7.0%-7.5%；
Pure water 10.0%-10.5%.
2. a kind of anode diachylon for improving lead-acid accumulator high-temperature cycle life according to claim 1, it is characterised in that:
The concentration of the dilute sulfuric acid is 40 ~ 50%.
3. a kind of anode diachylon for improving lead-acid accumulator high-temperature cycle life according to claim 1 or 2, feature exist
In: the interface improver is analytical pure sulfuric acid stannous.
4. a kind of anode diachylon for improving lead-acid accumulator high-temperature cycle life according to claim 1 or 2, feature exist
In: the staple fiber is acrylic fibers, and length is 3-6 mm, diameter 8-18nm.
5. a kind of anode diachylon for improving lead-acid accumulator high-temperature cycle life according to claim 1 or 2, feature exist
In: the organic bond is ptfe emulsion.
6. a kind of anode diachylon for improving lead-acid accumulator high-temperature cycle life according to claim 1 or 2, feature exist
In: the red lead is technical grade lead orthoplumbate.
7. a kind of anode diachylon for improving lead-acid accumulator high-temperature cycle life according to claim 1 or 2, feature exist
In: the oxidizability of the lead powder is 74-88%, specific surface area 12000-24000cm2/g.
8. a kind of anode diachylon for improving lead-acid accumulator high-temperature cycle life according to claim 1 or 2, feature exist
In: the apparent density of lead paste is 4.15g/ml-4.30g/ml.
9. a kind of method for preparing the anode diachylon described in claim 1 for improving lead-acid accumulator high-temperature cycle life, special
Sign be the following steps are included:
(a) according to mass percent, lead powder, red lead, staple fiber is weighed and carries out mechanical premix, is done time in advance as 2-4min；
(b) according to mass percent, pure water, organic bond, interface improver and above-mentioned premix raw material are added in paste mixing machine
Portion is quickly stirred 1-3 minutes；
(c) according to mass percent, dilute sulfuric acid is slowly added into above-mentioned system, system temperature control exists during acid adding
Between 35-52 DEG C, whole process is persistently stirred 14-19 minutes；
It (d) is 4.15-4.30g/cm with micro deionized water fine tuning apparent density of lead paste3, needle penetration is 18-22 mm, forms anode
Lead plaster；
(e) above-mentioned anode diachylon is coated on positive screen, when pole plate dry solidification, using the high moisture cure processes of medium temperature, wherein
Curing time in 25-50 h, does 40 DEG C of temperature, relative humidity 85-95 %, drying time, temperature was 60-70 DEG C in 30-40 h.
10. a kind of method of lead plaster for preparing raising lead-acid accumulator high-temperature cycle life according to claim 9, special
Sign is: the concentration of the dilute sulfuric acid is 40 ~ 50%；Interface improver is analytical pure sulfuric acid stannous；Staple fiber is acrylic fibers, long
Degree is 3-6 mm, diameter 8-18nm；Organic bond is PTFE emulsion；Red lead is technical grade lead orthoplumbate；The oxygen of lead powder
Change degree is 74-88%, specific surface area 12000-24000cm2/g.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810998192.8A CN109256560A (en) | 2018-08-29 | 2018-08-29 | Improve the anode diachylon and preparation method thereof of lead-acid accumulator high-temperature cycle life |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810998192.8A CN109256560A (en) | 2018-08-29 | 2018-08-29 | Improve the anode diachylon and preparation method thereof of lead-acid accumulator high-temperature cycle life |
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| CN109256560A true CN109256560A (en) | 2019-01-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113422047A (en) * | 2021-05-20 | 2021-09-21 | 风帆有限责任公司 | Lead storage battery capable of being started normally in low-charge state |
| CN114050357A (en) * | 2021-11-15 | 2022-02-15 | 骆驼集团华中蓄电池有限公司 | Rich-solution parking air conditioner battery and working condition simulation cycle test method thereof |
| CN114335453A (en) * | 2021-11-22 | 2022-04-12 | 安徽理士电源技术有限公司 | Lead-acid storage battery positive electrode lead paste and preparation method thereof |
-
2018
- 2018-08-29 CN CN201810998192.8A patent/CN109256560A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113422047A (en) * | 2021-05-20 | 2021-09-21 | 风帆有限责任公司 | Lead storage battery capable of being started normally in low-charge state |
| CN113422047B (en) * | 2021-05-20 | 2022-10-28 | 风帆有限责任公司 | Lead storage battery capable of being started normally in low-charge state |
| CN114050357A (en) * | 2021-11-15 | 2022-02-15 | 骆驼集团华中蓄电池有限公司 | Rich-solution parking air conditioner battery and working condition simulation cycle test method thereof |
| CN114050357B (en) * | 2021-11-15 | 2024-03-15 | 骆驼集团华中蓄电池有限公司 | Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof |
| CN114335453A (en) * | 2021-11-22 | 2022-04-12 | 安徽理士电源技术有限公司 | Lead-acid storage battery positive electrode lead paste and preparation method thereof |
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Application publication date: 20190122 |
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