CN106207056A - A kind of corrosion resistant composite battery separator film material compositions - Google Patents
A kind of corrosion resistant composite battery separator film material compositions Download PDFInfo
- Publication number
- CN106207056A CN106207056A CN201610557692.9A CN201610557692A CN106207056A CN 106207056 A CN106207056 A CN 106207056A CN 201610557692 A CN201610557692 A CN 201610557692A CN 106207056 A CN106207056 A CN 106207056A
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- China
- Prior art keywords
- parts
- corrosion resistant
- film material
- present
- battery separator
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Classifications
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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
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
-
- 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
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Cell Separators (AREA)
Abstract
A kind of corrosion resistant composite battery separator film material compositions, it includes the raw material of following parts by weight: matrix resin 100 parts, inorganic assistant 20 ~ 40 parts, modifying agent 2 ~ 10 parts, aerosil 2 ~ 6 parts, diethylenetriamines 1 ~ 5 part, titante coupling agent 1 ~ 5 part and dodecylbenzene sodium sulfonate 1 ~ 3 part.The battery diaphragm composite of the present invention possesses heat stability, mechanical strength, fatigue performance and the resistance to chemical corrosion of excellence；Battery diaphragm material of the present invention contains inorganic additive, interacts strong；It addition, battery diaphragm composite porosity of the present invention is up to 60 90%, and while aperture is big, tack is good, can effectively avoid coating shedding；Meanwhile, present invention, avoiding the micropore caused due to barrier film isolation and tail off, the impact that battery capacity reduces；The separator composite product of the present invention has higher safety in utilization.
Description
Technical field
The present invention relates to battery diaphragm material field, be specifically related to the composite battery separator film material of a kind of high performance corrosion-proof
Compositions.
Background technology
Battery diaphragm battery separator, refers to one layer of diaphragm material between anode and negative pole, is electricity
Part the most crucial in pond, has a direct impact battery security and cost, and its Main Function is: isolation positive and negative electrode also makes
Electronics in battery can not pass freely through, and allows the ion in electrolyte pass freely through between both positive and negative polarity.Battery diaphragm from
Sub-conducting power is directly connected to the overall performance of battery, and the effect of its isolation both positive and negative polarity makes battery overcharge or temperature
The rising of electric current can be limited in the case of rising, prevent battery short circuit from setting off an explosion, there is the self-closing protective effect of micropore, to battery
User and equipment play the effect of safeguard protection.Existing battery diaphragm material is high temperature resistant, resistance to chemical attack, endurance and machine
Tool intensity is poor, defines that it is applied to a certain extent.
Summary of the invention
The invention aims to solve current battery diaphragm material about above-mentioned problem, it is provided that a kind of corrosion resistant
The composite battery separator film material compositions of erosion.
The present invention solves the technical scheme of above-mentioned technical problem employing: a kind of corrosion resistant composite battery separator film material group
Compound, including the raw material of following parts by weight: matrix resin 100 parts, inorganic assistant 20 ~ 40 parts, modifying agent 2 ~ 10 parts, gas phase two
Silicon oxide 2 ~ 6 parts, diethylenetriamines 1 ~ 5 part, titante coupling agent 1 ~ 5 part and dodecylbenzene sodium sulfonate 1 ~ 3 part.
Further, described matrix resin includes PPTA and N-Methyl pyrrolidone, its quality
Part ratio is 1 ~ 3:1.
Further, described inorganic assistant includes calcium carbonate and nano-grade hydroxy apatite powder, and its mass parts ratio is 1 ~ 3:
1。
Further, described modifying agent is the mixing of fire retardant, dispersant, antioxidant, initiator, firming agent and age resistor
Thing.
Compared with prior art, what the present invention possessed has the beneficial effect that
The battery diaphragm composite of the present invention possesses heat stability, mechanical strength, fatigue performance and the chemically-resistant of excellence
Corrosive nature；Battery diaphragm material of the present invention contains inorganic additive, interacts strong；It addition, battery diaphragm of the present invention is combined
Material porosity is up to 60-90%, and while aperture is big, tack is good, can effectively avoid coating shedding；Meanwhile, the present invention
Avoid the micropore caused due to barrier film isolation to tail off, the impact that battery capacity reduces；The separator composite of the present invention
Product has higher safety in utilization.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described further.
Embodiment 1: a kind of corrosion resistant composite battery separator film material compositions, including the raw material of following parts by weight: base
Body resin 100 parts, inorganic assistant 30 parts, modifying agent 6 parts, aerosil 4 parts, diethylenetriamines 3 parts, titanate ester are even
Connection agent 3 parts and dodecylbenzene sodium sulfonate 2 parts.
Further, described matrix resin includes PPTA and N-Methyl pyrrolidone, its quality
Part ratio is 2:1.
Further, described inorganic assistant includes calcium carbonate and nano-grade hydroxy apatite powder, and its mass parts is than for 2:1.
Further, described modifying agent is the mixing of fire retardant, dispersant, antioxidant, initiator, firming agent and age resistor
Thing.
Embodiment 2: a kind of corrosion resistant composite battery separator film material compositions, including the raw material of following parts by weight: base
Body resin 100 parts, inorganic assistant 20 parts, modifying agent 2 parts, aerosil 2 parts, diethylenetriamines 1 part, titanate ester are even
Connection agent 1 part and dodecylbenzene sodium sulfonate 1 part.
Further, described matrix resin includes PPTA and N-Methyl pyrrolidone, its quality
Part ratio is 1:1.
Further, described inorganic assistant includes calcium carbonate and nano-grade hydroxy apatite powder, and its mass parts is than for 1:1.
Further, described modifying agent is the mixing of fire retardant, dispersant, antioxidant, initiator, firming agent and age resistor
Thing.
Embodiment 3: a kind of corrosion resistant composite battery separator film material compositions, including the raw material of following parts by weight: base
Body resin 100 parts, inorganic assistant 40 parts, modifying agent 10 parts, aerosil 6 parts, diethylenetriamines 5 parts, titanate ester
Coupling agent 5 parts and dodecylbenzene sodium sulfonate 3 parts.
Further, described matrix resin includes PPTA and N-Methyl pyrrolidone, its quality
Part ratio is 3:1.
Further, described inorganic assistant includes calcium carbonate and nano-grade hydroxy apatite powder, and its mass parts is than for 3:1.
Further, described modifying agent is the mixing of fire retardant, dispersant, antioxidant, initiator, firming agent and age resistor
Thing.
Embodiment 4: a kind of corrosion resistant composite battery separator film material compositions, including the raw material of following parts by weight: base
Body resin 100 parts, inorganic assistant 20 parts, modifying agent 10 parts, aerosil 2 parts, diethylenetriamines 5 parts, titanate ester
Coupling agent 1 part and dodecylbenzene sodium sulfonate 3 parts.
Further, described matrix resin includes PPTA and N-Methyl pyrrolidone, its quality
Part ratio is 1:1.
Further, described inorganic assistant includes calcium carbonate and nano-grade hydroxy apatite powder, and its mass parts is than for 3:1.
Further, described modifying agent is the mixing of fire retardant, dispersant, antioxidant, initiator, firming agent and age resistor
Thing.
Skilled person will appreciate that of the industry, the present invention is not restricted to the described embodiments, above-described embodiment and explanation
The principle of the simply present invention described in book, without departing from the spirit and scope of the present invention, also have various change and
Improving, these changes and improvements fall within scope of the claimed invention.The scope of protection of present invention is by appended
Claims and equivalent define.
Claims (5)
1. a corrosion resistant composite battery separator film material compositions, it is characterised in that include the raw material of following parts by weight: base
Body resin 100 parts, inorganic assistant 20 ~ 40 parts, modifying agent 2 ~ 10 parts, aerosil 2 ~ 6 parts, diethylenetriamines 1 ~ 5 part,
Titante coupling agent 1 ~ 5 part and dodecylbenzene sodium sulfonate 1 ~ 3 part.
One the most according to claim 1 corrosion resistant composite battery separator film material compositions, it is characterised in that include with
The raw material of lower parts by weight: matrix resin 100 parts, inorganic assistant 30 parts, modifying agent 6 parts, aerosil 4 parts, two sub-second
Base triamine 3 parts, titante coupling agent 3 parts and dodecylbenzene sodium sulfonate 2 parts.
One the most according to claim 1 and 2 corrosion resistant composite battery separator film material compositions, it is characterised in that: institute
Stating matrix resin and include PPTA and N-Methyl pyrrolidone, its mass parts ratio is 1 ~ 3:1.
One the most according to claim 1 and 2 corrosion resistant composite battery separator film material compositions, it is characterised in that: institute
Stating inorganic assistant and include calcium carbonate and nano-grade hydroxy apatite powder, its mass parts ratio is 1 ~ 3:1.
One the most according to claim 1 and 2 corrosion resistant composite battery separator film material compositions, it is characterised in that: institute
State the mixture that modifying agent is fire retardant, dispersant, antioxidant, initiator, firming agent and age resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610557692.9A CN106207056A (en) | 2016-07-15 | 2016-07-15 | A kind of corrosion resistant composite battery separator film material compositions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610557692.9A CN106207056A (en) | 2016-07-15 | 2016-07-15 | A kind of corrosion resistant composite battery separator film material compositions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106207056A true CN106207056A (en) | 2016-12-07 |
Family
ID=57474454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610557692.9A Pending CN106207056A (en) | 2016-07-15 | 2016-07-15 | A kind of corrosion resistant composite battery separator film material compositions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106207056A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108630869A (en) * | 2017-03-17 | 2018-10-09 | 微宏动力系统（湖州）有限公司 | A kind of diaphragm, preparation method and lithium battery |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102150297A (en) * | 2008-06-30 | 2011-08-10 | 住友化学株式会社 | Sodium secondary battery |
| CN102209632A (en) * | 2008-11-10 | 2011-10-05 | 三菱树脂株式会社 | Laminated porous film, separator for lithium cell, and cell |
| CN103339757A (en) * | 2010-11-30 | 2013-10-02 | 日本瑞翁株式会社 | Slurry for secondary battery porous membranes, secondary battery porous membrane, secondary battery electrode, secondary battery separator, secondary battery, and method for producing secondary battery porous membrane |
| CN103403919A (en) * | 2011-02-25 | 2013-11-20 | 日本瑞翁株式会社 | Porous membrane for secondary battery, slurry for secondary battery porous membrane and secondary battery |
| CN103515564A (en) * | 2013-10-15 | 2014-01-15 | 深圳市星源材质科技有限公司 | Composite diaphragm and method for preparing same |
| CN104393217A (en) * | 2014-10-20 | 2015-03-04 | 佛山荷韵特种材料有限公司 | Composite stacked and coated lithium ion battery diaphragm and preparation method thereof |
-
2016
- 2016-07-15 CN CN201610557692.9A patent/CN106207056A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102150297A (en) * | 2008-06-30 | 2011-08-10 | 住友化学株式会社 | Sodium secondary battery |
| CN102209632A (en) * | 2008-11-10 | 2011-10-05 | 三菱树脂株式会社 | Laminated porous film, separator for lithium cell, and cell |
| CN103339757A (en) * | 2010-11-30 | 2013-10-02 | 日本瑞翁株式会社 | Slurry for secondary battery porous membranes, secondary battery porous membrane, secondary battery electrode, secondary battery separator, secondary battery, and method for producing secondary battery porous membrane |
| CN103403919A (en) * | 2011-02-25 | 2013-11-20 | 日本瑞翁株式会社 | Porous membrane for secondary battery, slurry for secondary battery porous membrane and secondary battery |
| CN103515564A (en) * | 2013-10-15 | 2014-01-15 | 深圳市星源材质科技有限公司 | Composite diaphragm and method for preparing same |
| CN104393217A (en) * | 2014-10-20 | 2015-03-04 | 佛山荷韵特种材料有限公司 | Composite stacked and coated lithium ion battery diaphragm and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108630869A (en) * | 2017-03-17 | 2018-10-09 | 微宏动力系统（湖州）有限公司 | A kind of diaphragm, preparation method and lithium battery |
| CN108630869B (en) * | 2017-03-17 | 2022-02-22 | 微宏动力系统（湖州）有限公司 | Diaphragm, preparation method thereof and lithium battery |
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Application publication date: 20161207 |