CN108530882A - A kind of high-performance package material of cell phone lithium-ion batteries and preparation method thereof - Google Patents
A kind of high-performance package material of cell phone lithium-ion batteries and preparation method thereof Download PDFInfo
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- CN108530882A CN108530882A CN201810336826.3A CN201810336826A CN108530882A CN 108530882 A CN108530882 A CN 108530882A CN 201810336826 A CN201810336826 A CN 201810336826A CN 108530882 A CN108530882 A CN 108530882A
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- cell phone
- ion batteries
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M50/183—Sealing members
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/206—Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- 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
Abstract
The invention discloses a kind of high-performance package materials of cell phone lithium-ion batteries, include the raw material of following parts by weight：36 40 parts of urethane acrylate, 30 34 parts of graphene, 26 30 parts of silicone acrylic emulsion, 16 20 parts of acrylate copolymer emulsion, 48 parts of calcite in powder, 35 parts of mica powder, 24 parts of dolomite dust, 24 parts of anti-corrosive aids, 12 parts of crosslinking agent.The object of the present invention is to provide a kind of high-performance package material of cell phone lithium-ion batteries, which can be that lithium ion battery plays heat sinking function, while having antiseptic property, have higher use value and good application prospect.
Description
Technical field
The present invention relates to lithium ion battery encapsulating material technical fields, and in particular to a kind of height of cell phone lithium-ion batteries
Performance encapsulating material and preparation method thereof.
Background technology
Battery of mobile phone is the energy storage tool that electric power is provided for mobile phone, is made of three parts:Battery core, protection circuit and shell,
Battery of mobile phone generally be lithium battery and Ni-MH battery, lithium system battery is divided into lithium battery and lithium ion battery, mobile phone and notes
What this computer used is all lithium ion battery, and usual people's custom is called lithium battery, and battery generally uses the material containing elemental lithium
Material is used as electrode, is the representative of modern high performance battery, and real lithium battery is rarely applied to daily electricity since danger is big
Sub- product, lithium ion battery are made anode using carbon materials as cathode, with the compound containing lithium, are existed without lithium metal, only lithium
Ion, here it is lithium ion battery, lithium ion battery refers to using lithium ion inlaid scheme as the general name of positive electrode battery, lithium
The charge and discharge process of ion battery, is exactly insertion and the deintercalation process of lithium ion, during the insertion of lithium ion and deintercalation, together
When along with lithium ion equivalent electronics insertion and deintercalation (traditionally anode is embedded or deintercalation indicates, and cathode is with inserting
Enter or de- insert indicates)；In charge and discharge process, lithium ion is embedded in back and forth between positive and negative electrode, and/deintercalation and insertion/is de- to insert, by shape
As ground is known as " rocking chair batteries ".
Existing encapsulating material radiates on lithium ion battery, effect is also less desirable in anti-corrosion, limits package material
Expect the technology development on lithium ion battery.
Invention content
In view of the drawbacks of the prior art, the object of the present invention is to provide a kind of high-performance packages of cell phone lithium-ion batteries
Material, the encapsulating material can be that lithium ion battery plays heat sinking function, while having antiseptic property, and valence is used with higher
Value and good application prospect.
The present invention solves technical problem and adopts the following technical scheme that：
The present invention provides a kind of high-performance package materials of cell phone lithium-ion batteries, include the raw material of following parts by weight：
36-40 parts of urethane acrylate, 30-34 parts of graphene, 26-30 parts of silicone acrylic emulsion, acrylate copolymer emulsion 16-20
Part, 4-8 parts of calcite in powder, 3-5 parts of mica powder, 2-4 parts of dolomite dust, 2-4 parts of anti-corrosive aids, 1-2 parts of crosslinking agent.
Preferably, the high-performance package material of the cell phone lithium-ion batteries includes the raw material of following parts by weight：
Urethane acrylate 38,32 parts of graphene, 28 parts of silicone acrylic emulsion, 18 parts of acrylate copolymer emulsion, 6 parts of calcite in powder,
4 parts of mica powder, 3 parts of dolomite dust, 3 parts of anti-corrosive aids, 1.5 parts of crosslinking agent.
Preferably, the calcite in powder, mica powder, dolomite dust grain size are 20-100 mesh.
Preferably, the calcite in powder, mica powder, dolomite dust grain size are 60 mesh.
Preferably, the preservative is butyl acrylate, aerosil according to weight ratio 4:The mixture of 1 composition.
Preferably, the crosslinking agent is benzoyl peroxide.
The present invention also provides a kind of preparation method of the high-performance package material of cell phone lithium-ion batteries, including it is following
Step：
Step 1 weighs each component raw material as required；
Urethane acrylate, graphene, silicone acrylic emulsion, acrylate copolymer emulsion are warming up to 75-85 DEG C, heat preservation by step 2
15-25min is then added in homogenizer, rotating speed 110-120r/min, mixing time 45-55min, and mixing is made
Object A, then mixture A, calcite in powder, mica powder, dolomite dust are added in reaction kettle, it is anti-at being 155-165 DEG C in temperature
45-55min is answered, mixture B is obtained；
Mixture B, anti-corrosive aids, crosslinking agent made from step 2 are mixed to join in high-speed mixer, rotating speed by step 3
650-750r/min stirs 1-2h, and obtained base-material is warming up to 145-155 DEG C, 45-55min is kept the temperature, is then cooled to 55-
65 DEG C, 1-2h is kept the temperature, the high-performance package material up to cell phone lithium-ion batteries is cooled to room temperature.
Preferably, the preparation process of the high-performance package material of the cell phone lithium-ion batteries is：
Step 1 weighs each component raw material as required；
Urethane acrylate, graphene, silicone acrylic emulsion, acrylate copolymer emulsion are warming up to 80 DEG C, heat preservation by step 2
20min is then added in homogenizer, rotating speed 115r/min, mixing time 50min, mixture A is made, then will mix
It closes object A, calcite in powder, mica powder, dolomite dust to be added in reaction kettle, reacts 50min at being 160 DEG C in temperature, mixed
Close object B；
Mixture B, anti-corrosive aids, crosslinking agent made from step 2 are mixed to join in high-speed mixer, rotating speed by step 3
700r/min stirs 1.5h, and obtained base-material is warming up to 150 DEG C, keeps the temperature 50min, is then cooled to 60 DEG C, keeps the temperature 1.5h,
It is cooled to room temperature the high-performance package material up to cell phone lithium-ion batteries.
Compared with prior art, the present invention has following advantageous effect：
（1）The high-performance package material of a kind of cell phone lithium-ion batteries of the present invention, using urethane acrylate, graphite
As main base, silicone acrylic emulsion, acrylate copolymer emulsion can form stabilising system for alkene, silicone acrylic emulsion, acrylate copolymer emulsion
Structure, while there are good anti-corrosive properties, there is graphene thermal diffusivity, main and supplementary materials collocation not only to improve thermal diffusivity, while anti-corrosion
Property also accordingly improves.
（2）A kind of high-performance package material of cell phone lithium-ion batteries of the present invention, the calcite of addition is as encapsulation
The filler of material can not only improve the processing performance of material, while anti-corrosive properties are also accordingly improved, and DOLOMITE CRYSTALS is in water chestnut
Face body can improve stability in encapsulating material, and as filler, other major ingredients of arranging in pairs or groups further make architecture firm, from
And thermal diffusivity, anti-corrosive properties are correspondingly improved.
（3）The present invention a kind of cell phone lithium-ion batteries high-performance package material, the encapsulating material can be lithium from
Sub- battery plays heat sinking function, while having antiseptic property, has higher use value and good application prospect.
Specific implementation mode
With reference to specific embodiment, technical scheme in the embodiment of the invention is clearly and completely described, shows
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Embodiment 1.
A kind of high-performance package material of cell phone lithium-ion batteries of the present embodiment, includes the raw material of following parts by weight：
36 parts of urethane acrylate, 30 parts of graphene, 26 parts of silicone acrylic emulsion, 16 parts of acrylate copolymer emulsion, calcite in powder 4
Part, 3 parts of mica powder, 2 parts of dolomite dust, 2 parts of anti-corrosive aids, 1 part of crosslinking agent.
The calcite in powder, mica powder, dolomite dust grain size of the present embodiment are 20 mesh.
The preservative of the present embodiment is butyl acrylate, aerosil according to weight ratio 4:The mixture of 1 composition.
The crosslinking agent of the present embodiment is benzoyl peroxide.
A kind of preparation method of the high-performance package material of cell phone lithium-ion batteries of the present embodiment, including following step
Suddenly：
Step 1 weighs each component raw material as required；
Urethane acrylate, graphene, silicone acrylic emulsion, acrylate copolymer emulsion are warming up to 75 DEG C, heat preservation by step 2
15min is then added in homogenizer, rotating speed 110r/min, mixing time 45min, mixture A is made, then will mix
It closes object A, calcite in powder, mica powder, dolomite dust to be added in reaction kettle, reacts 45min at being 155 DEG C in temperature, mixed
Close object B；
Mixture B, anti-corrosive aids, crosslinking agent made from step 2 are mixed to join in high-speed mixer, rotating speed by step 3
650r/min stirs 1h, and obtained base-material is warming up to 145 DEG C, keeps the temperature 45min, is then cooled to 55 DEG C, keeps the temperature 1h, cooling
To room temperature up to the high-performance package material of cell phone lithium-ion batteries.
Embodiment 2.
A kind of high-performance package material of cell phone lithium-ion batteries of the present embodiment, includes the raw material of following parts by weight：
40 parts of urethane acrylate, 34 parts of graphene, 30 parts of silicone acrylic emulsion, 20 parts of acrylate copolymer emulsion, calcite in powder 8
Part, 5 parts of mica powder, 4 parts of dolomite dust, 4 parts of anti-corrosive aids, 2 parts of crosslinking agent.
The calcite in powder, mica powder, dolomite dust grain size of the present embodiment are 100 mesh.
The preservative of the present embodiment is butyl acrylate, aerosil according to weight ratio 4:The mixture of 1 composition.
The crosslinking agent of the present embodiment is benzoyl peroxide.
A kind of preparation method of the high-performance package material of cell phone lithium-ion batteries of the present embodiment, including following step
Suddenly：
Step 1 weighs each component raw material as required；
Urethane acrylate, graphene, silicone acrylic emulsion, acrylate copolymer emulsion are warming up to 85 DEG C, heat preservation by step 2
25min is then added in homogenizer, rotating speed 120r/min, mixing time 55min, mixture A is made, then will mix
It closes object A, calcite in powder, mica powder, dolomite dust to be added in reaction kettle, reacts 55min at being 165 DEG C in temperature, mixed
Close object B；
Mixture B, anti-corrosive aids, crosslinking agent made from step 2 are mixed to join in high-speed mixer, rotating speed by step 3
750r/min stirs 2h, and obtained base-material is warming up to 155 DEG C, keeps the temperature 55min, is then cooled to 65 DEG C, keeps the temperature 2h, cooling
To room temperature up to the high-performance package material of cell phone lithium-ion batteries.
Embodiment 3.
A kind of high-performance package material of cell phone lithium-ion batteries of the present embodiment, includes the raw material of following parts by weight：
Urethane acrylate 38,32 parts of graphene, 28 parts of silicone acrylic emulsion, 18 parts of acrylate copolymer emulsion, 6 parts of calcite in powder,
4 parts of mica powder, 3 parts of dolomite dust, 3 parts of anti-corrosive aids, 1.5 parts of crosslinking agent.
The calcite in powder, mica powder, dolomite dust grain size of the present embodiment are 60 mesh.
The preservative of the present embodiment is butyl acrylate, aerosil according to weight ratio 4:The mixture of 1 composition.
The crosslinking agent of the present embodiment is benzoyl peroxide.
A kind of preparation method of the high-performance package material of cell phone lithium-ion batteries of the present embodiment, including following step
Suddenly：
Step 1 weighs each component raw material as required；
Urethane acrylate, graphene, silicone acrylic emulsion, acrylate copolymer emulsion are warming up to 80 DEG C, heat preservation by step 2
20min is then added in homogenizer, rotating speed 115r/min, mixing time 50min, mixture A is made, then will mix
It closes object A, calcite in powder, mica powder, dolomite dust to be added in reaction kettle, reacts 50min at being 160 DEG C in temperature, mixed
Close object B；
Mixture B, anti-corrosive aids, crosslinking agent made from step 2 are mixed to join in high-speed mixer, rotating speed by step 3
700r/min stirs 1.5h, and obtained base-material is warming up to 150 DEG C, keeps the temperature 50min, is then cooled to 60 DEG C, keeps the temperature 1.5h,
It is cooled to room temperature the high-performance package material up to cell phone lithium-ion batteries.
A kind of high-performance package material of cell phone lithium-ion batteries of the present invention, which can be lithium-ion electric
Heat sinking function is played in pond, while having antiseptic property, has higher use value and good application prospect.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (8)
1. a kind of high-performance package material of cell phone lithium-ion batteries, which is characterized in that include the raw material of following parts by weight：
36-40 parts of urethane acrylate, 30-34 parts of graphene, 26-30 parts of silicone acrylic emulsion, acrylate copolymer emulsion 16-20
Part, 4-8 parts of calcite in powder, 3-5 parts of mica powder, 2-4 parts of dolomite dust, 2-4 parts of anti-corrosive aids, 1-2 parts of crosslinking agent.
2. a kind of high-performance package material of cell phone lithium-ion batteries according to claim 1, which is characterized in that described
The high-performance package material of cell phone lithium-ion batteries includes the raw material of following parts by weight：
Urethane acrylate 38,32 parts of graphene, 28 parts of silicone acrylic emulsion, 18 parts of acrylate copolymer emulsion, 6 parts of calcite in powder,
4 parts of mica powder, 3 parts of dolomite dust, 3 parts of anti-corrosive aids, 1.5 parts of crosslinking agent.
3. a kind of high-performance package material of cell phone lithium-ion batteries according to claim 1 or 2, which is characterized in that
The calcite in powder, mica powder, dolomite dust grain size are 20-100 mesh.
4. a kind of high-performance package material of cell phone lithium-ion batteries according to claim 3, which is characterized in that described
Calcite in powder, mica powder, dolomite dust grain size are 60 mesh.
5. a kind of high-performance package material of cell phone lithium-ion batteries according to claim 1, which is characterized in that described
Preservative is butyl acrylate, aerosil according to weight ratio 4:The mixture of 1 composition.
6. a kind of high-performance package material of cell phone lithium-ion batteries according to claim 1, which is characterized in that described
Crosslinking agent is benzoyl peroxide.
7. a kind of side for the high-performance package material preparing cell phone lithium-ion batteries as claimed in any one of claims 1 to 6
Method, which is characterized in that include the following steps：
Step 1 weighs each component raw material as required；
Urethane acrylate, graphene, silicone acrylic emulsion, acrylate copolymer emulsion are warming up to 75-85 DEG C, heat preservation by step 2
15-25min is then added in homogenizer, rotating speed 110-120r/min, mixing time 45-55min, and mixing is made
Object A, then mixture A, calcite in powder, mica powder, dolomite dust are added in reaction kettle, it is anti-at being 155-165 DEG C in temperature
45-55min is answered, mixture B is obtained；
Mixture B, anti-corrosive aids, crosslinking agent made from step 2 are mixed to join in high-speed mixer, rotating speed by step 3
650-750r/min stirs 1-2h, and obtained base-material is warming up to 145-155 DEG C, 45-55min is kept the temperature, is then cooled to 55-
65 DEG C, 1-2h is kept the temperature, the high-performance package material up to cell phone lithium-ion batteries is cooled to room temperature.
8. a kind of preparation method of the high-performance package material of cell phone lithium-ion batteries according to claim 7, special
Sign is that the preparation process is：
Step 1 weighs each component raw material as required；
Urethane acrylate, graphene, silicone acrylic emulsion, acrylate copolymer emulsion are warming up to 80 DEG C, heat preservation by step 2
20min is then added in homogenizer, rotating speed 115r/min, mixing time 50min, mixture A is made, then will mix
It closes object A, calcite in powder, mica powder, dolomite dust to be added in reaction kettle, reacts 50min at being 160 DEG C in temperature, mixed
Close object B；
Mixture B, anti-corrosive aids, crosslinking agent made from step 2 are mixed to join in high-speed mixer, rotating speed by step 3
700r/min stirs 1.5h, and obtained base-material is warming up to 150 DEG C, keeps the temperature 50min, is then cooled to 60 DEG C, keeps the temperature 1.5h,
It is cooled to room temperature the high-performance package material up to cell phone lithium-ion batteries.
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| CN201810336826.3A CN108530882A (en) | 2018-04-16 | 2018-04-16 | A kind of high-performance package material of cell phone lithium-ion batteries and preparation method thereof |
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