CN108198961A - A kind of exceeded detection coating of surface temperature of lithium ion battery - Google Patents
A kind of exceeded detection coating of surface temperature of lithium ion battery Download PDFInfo
- Publication number
- CN108198961A CN108198961A CN201711480158.3A CN201711480158A CN108198961A CN 108198961 A CN108198961 A CN 108198961A CN 201711480158 A CN201711480158 A CN 201711480158A CN 108198961 A CN108198961 A CN 108198961A
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- surface temperature
- battery
- parts
- 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
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/116—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/102—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
- H01M50/107—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/116—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material
- H01M50/124—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material having a layered structure
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/116—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material
- H01M50/124—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material having a layered structure
- H01M50/1245—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material having a layered structure characterised by the external coating on the casing
-
- 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)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention belongs to technical field of lithium ion more particularly to a kind of exceeded detection coatings of surface temperature of lithium ion battery, are set to the surface of battery case, include the composition of following mass parts：30~70 parts of modification of flax oil phenolic resin, 10~40 parts of polyurethane resin, 1~10 part of phenyl salicylate, 1~10 part of organic solvent can not inversion change 2~20 parts of pigment of colour developing；Wherein, it is described can not inversion become colour developing pigment discoloring temperature into 65 DEG C.Battery temperature situation can be effectively detected out in the coating of the present invention, and battery failure or the reason of having carried out reliability that will fail can be analyzed and prevented.
Description
Technical field
The invention belongs to the exceeded detections of technical field of lithium ion more particularly to a kind of surface temperature of lithium ion battery to apply
Layer.
Background technology
Lithium ion battery is with energy density is big, output power is high, charge discharge life is long, pollution-free, operating temperature range
Many advantages, such as wide and self discharge is small, is widely used in all kinds of portable electronic devices.Lithium ion battery according to battery outside
Shape can be divided into cylindrical lithium ion battery, rectangular lithium ion battery and fastening lithium ionic cell.
At present, cylindrical lithium ion battery exists in use makes battery temperature is excessively high to lead to electricity due to the use of improper
Fail or even occur the risk exploded in pond.Chemical reaction and temperature due to inside battery are closely related, and battery is in difference
The heat generated under use condition is different, if be not detected to battery temperature, battery temperature will significantly rise,
So as to which safety problem even occurs in the use for influencing battery.The temperature-detecting device used at present is filled mainly for battery pack
It puts complex cumbersome, can only indicate battery temperature immediately, can not simply and intuitively show battery temperature whether beyond being applicable in
Range.
Invention content
It is an object of the invention to：In view of the deficiencies of the prior art, it is exceeded to provide a kind of surface temperature of lithium ion battery
Coating is detected, which can be effectively detected out battery temperature situation, battery failure or will fail can have been carried out reliable
Property the reason of analyze and prevention.
To achieve these goals, the present invention uses following technical scheme：
A kind of exceeded detection coating of surface temperature of lithium ion battery is set to the surface of battery case, including following matter
Measure the composition of part：
Wherein, it is described can not inversion become colour developing pigment discoloring temperature into 65 DEG C.
It should be noted that modification of flax oil phenolic resin ensures the mechanical strength and wear-resisting property of coating, and poly- ammonia
Ester resin is then to ensure that the toughness and adhesive property of coating；Phenyl salicylate is used as stabilizer and plasticizer.Linseed oil is changed
Property phenolic resin, polyurethane resin, phenyl salicylate and can not inversion become colour developing pigment carry out high degree of dispersion in organic solvent,
Then battery casing surface is sprayed at, the exceeded detection of surface temperature of lithium ion battery of the present invention is obtained after drying and is applied
Layer.
Temperature exceeding standard of the present invention detection coating is arranged on the surface of battery case, when battery temperature rise to 65 DEG C and more than
When, the temperature exceeding standard detection coating of surface of shell will be irreversibly changed, at this point, can determine whether that battery temperature is excessively high, temporarily
When stop use to battery, in order to avoid battery failure or even there is the danger exploded.If battery fails due to temperature is excessively high, can
To judge whether the battery had inappropriate use by battery surface color, and battery failure can be carried out effective former
Because analyzing and preventing.
As a kind of improvement of the exceeded detection coating of surface temperature of lithium ion battery of the present invention, including following quality
The composition of part：
As a kind of improvement of the exceeded detection coating of surface temperature of lithium ion battery of the present invention, including following quality
The composition of part：
As surface temperature of lithium ion battery of the present invention it is exceeded detection coating a kind of improvement, it is described can not inversion
Become the composition that colour developing pigment includes following mass parts：
As a kind of improvement of the exceeded detection coating of surface temperature of lithium ion battery of the present invention, the color-change powder packet
Include the composition of following mass parts：
50 parts of the mixture of sodium carbonate and sodium bicarbonate
1 part of o-cresolphthalein；
In the mixture of the sodium carbonate and sodium bicarbonate, the mass ratio of sodium carbonate and sodium bicarbonate is 3：1.
As a kind of improvement of the exceeded detection coating of surface temperature of lithium ion battery of the present invention, the organic solvent
It is 5 including mass ratio:4:7 acetone, toluene and butyl ether.
As a kind of improvement of the exceeded detection coating of surface temperature of lithium ion battery of the present invention, the polyurethane tree
The density of fat is 1.35g/cm3。
As a kind of improvement of the exceeded detection coating of surface temperature of lithium ion battery of the present invention, the polyurethane tree
The viscosity of fat is 1200mPa.s.
As surface temperature of lithium ion battery of the present invention it is exceeded detection coating a kind of improvement, it is described can not inversion
Become colour developing pigment as irreversible colourless change red pigment.
The beneficial effects of the present invention are：The present invention provides a kind of exceeded detection coating of surface temperature of lithium ion battery, if
The surface of battery case is placed in, includes the composition of following mass parts：30~70 parts of modification of flax oil phenolic resin, polyurethane tree
10~40 parts of fat, 1~10 part of phenyl salicylate, 1~10 part of organic solvent can not inversion change 2~20 parts of pigment of colour developing；Wherein,
It is described can not inversion become colour developing pigment discoloring temperature into 65 DEG C.Battery temperature shape can be effectively detected out in the coating of the present invention
Condition can be analyzed and prevent to battery failure or the reason of having carried out reliability that will fail.
Specific embodiment
With reference to embodiment, the present invention is described in further detail, but embodiments of the present invention are simultaneously
It is without being limited thereto.
Embodiment 1
The present embodiment provides a kind of exceeded detection coatings of surface temperature of lithium ion battery, are set to the surface of battery case,
It includes the composition of following mass parts：50 parts of modification of flax oil phenolic resin, 25 parts of polyurethane resin, 5 parts of phenyl salicylate have
5 parts of solvent, can not inversion change 10 parts of pigment of colour developing；Wherein, can not inversion become colour developing pigment discoloring temperature into 65 DEG C.It is organic
It is 5 that solvent, which includes mass ratio,:4:7 acetone, toluene and butyl ether.The density of polyurethane resin is 1.35g/cm3.Polyurethane resin
Viscosity be 1200mPa.s.Can not inversion become colour developing pigment into irreversible colourless change red pigment.
Embodiment 2
As different from Example 1, the exceeded detection coating of the surface temperature of lithium ion battery of the present embodiment includes following matter
Measure the composition of part：45 parts of modification of flax oil phenolic resin, 30 parts of polyurethane resin, 4 parts of phenyl salicylate, 6 parts of organic solvent, no
Reversible temperature becomes 8 parts of pigment of colour developing.
Remaining is with embodiment 1, and which is not described herein again.
Embodiment 3
As different from Example 1, the exceeded detection coating of the surface temperature of lithium ion battery of the present embodiment includes following matter
Measure the composition of part：55 parts of modification of flax oil phenolic resin, 25 parts of polyurethane resin, 6 parts of phenyl salicylate, 6 parts of organic solvent, no
Reversible temperature becomes 12 parts of pigment of colour developing.
Remaining is with embodiment 1, and which is not described herein again.
Embodiment 4
As different from Example 1, the exceeded detection coating of the surface temperature of lithium ion battery of the present embodiment includes following matter
Measure the composition of part：40 parts of modification of flax oil phenolic resin, 20 parts of polyurethane resin, 3 parts of phenyl salicylate, 5 parts of organic solvent, no
Reversible temperature becomes 8 parts of pigment of colour developing.
Remaining is with embodiment 1, and which is not described herein again.
Embodiment 5
As different from Example 1, the exceeded detection coating of the surface temperature of lithium ion battery of the present embodiment includes following matter
Measure the composition of part：60 parts of modification of flax oil phenolic resin, 28 parts of polyurethane resin, 6 parts of phenyl salicylate, 7 parts of organic solvent, no
Reversible temperature becomes 14 parts of pigment of colour developing.
Remaining is with embodiment 1, and which is not described herein again.
Experimental example
The temperature exceeding standard detection coating of Examples 1 to 5 is coated on the surface of lithium-ion battery shell, each battery uses one
After fixing time, the situation of change such as table 1 of coating.
Table 1：The coating situation of change of each battery
As can be seen from Table 1, from whether this coating whether there is discoloration battery temperature situation can be detected for red, in conjunction with
Whether battery fails, and the reason of can carrying out reliability to battery failure analysis or the battery to that will fail carry out certain
Precautionary measures.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention also are able to above-mentioned embodiment party
Formula is changed and is changed.Therefore, the invention is not limited in above-mentioned specific embodiment, every those skilled in the art exist
Made any conspicuously improved, replacement or modification all belong to the scope of protection of the present invention on the basis of the present invention.This
Outside, although having used some specific terms in this specification, these terms merely for convenience of description, not to the present invention
Form any restrictions.
Claims (9)
1. a kind of exceeded detection coating of surface temperature of lithium ion battery, which is characterized in that be set to the surface of battery case, wrap
Include the composition of following mass parts：
Wherein, it is described can not inversion become colour developing pigment discoloring temperature into 65 DEG C.
2. the exceeded detection coating of surface temperature of lithium ion battery according to claim 1, which is characterized in that including following matter
Measure the composition of part：
3. the exceeded detection coating of surface temperature of lithium ion battery according to claim 2, which is characterized in that including following matter
Measure the composition of part：
4. according to the exceeded detection coating of claims 1 to 3 any one of them surface temperature of lithium ion battery, which is characterized in that
It is described can not inversion become colour developing pigment and include the compositions of following mass parts：
5. according to the exceeded detection coating of claim 4 any one of them surface temperature of lithium ion battery, which is characterized in that described
Color-change powder includes the composition of following mass parts：
50 parts of the mixture of sodium carbonate and sodium bicarbonate
1 part of o-cresolphthalein；
In the mixture of the sodium carbonate and sodium bicarbonate, the mass ratio of sodium carbonate and sodium bicarbonate is 3：1.
6. according to the exceeded detection coating of Claims 1 to 5 any one of them surface temperature of lithium ion battery, which is characterized in that
It is 5 that the organic solvent, which includes mass ratio,:4:7 acetone, toluene and butyl ether.
7. according to the exceeded detection coating of Claims 1 to 5 any one of them surface temperature of lithium ion battery, which is characterized in that
The density of the polyurethane resin is 1.35g/cm3。
8. according to the exceeded detection coating of Claims 1 to 5 any one of them surface temperature of lithium ion battery, which is characterized in that
The viscosity of the polyurethane resin is 1200mPa.s.
9. according to the exceeded detection coating of Claims 1 to 5 any one of them surface temperature of lithium ion battery, which is characterized in that
It is described can not inversion become colour developing pigment into irreversible colourless change red pigment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711480158.3A CN108198961A (en) | 2017-12-29 | 2017-12-29 | A kind of exceeded detection coating of surface temperature of lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711480158.3A CN108198961A (en) | 2017-12-29 | 2017-12-29 | A kind of exceeded detection coating of surface temperature of lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108198961A true CN108198961A (en) | 2018-06-22 |
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ID=62586704
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711480158.3A Pending CN108198961A (en) | 2017-12-29 | 2017-12-29 | A kind of exceeded detection coating of surface temperature of lithium ion battery |
Country Status (1)
| Country | Link |
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| CN (1) | CN108198961A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115537115A (en) * | 2022-09-20 | 2022-12-30 | 国网湖南省电力有限公司 | Coating capable of rapidly identifying early thermal runaway fault of lithium ion battery and application of coating |
| CN117554838A (en) * | 2024-01-11 | 2024-02-13 | 深圳市百耐信科技有限公司 | Industrial and commercial liquid cooling energy storage battery equipment and control system |
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2017
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Cited By (2)
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| CN117554838A (en) * | 2024-01-11 | 2024-02-13 | 深圳市百耐信科技有限公司 | Industrial and commercial liquid cooling energy storage battery equipment and control system |
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Application publication date: 20180622 |