CN106147225A - A kind of high-performance corrosion resistant battery diaphragm composite - Google Patents
A kind of high-performance corrosion resistant battery diaphragm composite Download PDFInfo
- Publication number
- CN106147225A CN106147225A CN201610530115.0A CN201610530115A CN106147225A CN 106147225 A CN106147225 A CN 106147225A CN 201610530115 A CN201610530115 A CN 201610530115A CN 106147225 A CN106147225 A CN 106147225A
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- China
- Prior art keywords
- parts
- battery diaphragm
- corrosion resistant
- present
- diaphragm composite
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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
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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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
- H01M50/431—Inorganic material
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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
- H01M50/44—Fibrous material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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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)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Cell Separators (AREA)
Abstract
A kind of high-performance corrosion resistant battery diaphragm composite, it includes the raw material of following parts by weight: matrix resin 100 parts, inorganic assistant 20 ~ 40 parts, modifying agent 2 ~ 10 parts, tricresyl phosphate 2 ~ 6 parts, 2,5 dimethyl 2,5 di-t-butyl hexane peroxides 1 ~ 5 part, chromium complex coupling agent 1 ~ 5 part and 1 ~ 3 part of carbon fiber.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 battery diaphragm composite wood of a kind of high performance corrosion-proof
Material.
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 high property
Can corrosion resistant battery diaphragm composite.
The present invention solves the technical scheme of above-mentioned technical problem employing: a kind of high-performance corrosion resistant battery diaphragm composite wood
Material, including the raw material of following parts by weight: matrix resin 100 parts, inorganic assistant 20 ~ 40 parts, modifying agent 2 ~ 10 parts, tripotassium phosphate
Phenyl ester 2 ~ 6 parts, 2,5-dimethyl-2,5 di-t-butyl hexane peroxide 1 ~ 5 part, chromium complex coupling agent 1 ~ 5 part and carbon fiber 1
~ 3 parts.
Further, described matrix resin includes PPTA and high density polyethylene (HDPE), its mass parts
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 high-performance corrosion resistant battery diaphragm composite, including the raw material of following parts by weight: matrix tree
100 parts of fat, inorganic assistant 30 parts, modifying agent 6 parts, tricresyl phosphate 4 parts, 2,5-dimethyl-2,5 di-tert-butyl peroxide
Hexane 3 parts, chromium complex coupling agent 3 parts and 2 parts of carbon fiber.
Further, described matrix resin includes PPTA and high density polyethylene (HDPE), its mass parts
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 high-performance corrosion resistant battery diaphragm composite, including the raw material of following parts by weight: matrix tree
100 parts of fat, inorganic assistant 20 parts, modifying agent 2 parts, tricresyl phosphate 2 parts, 2,5-dimethyl-2,5 di-tert-butyl peroxide
Hexane 1 part, chromium complex coupling agent 1 part and 1 part of carbon fiber.
Further, described matrix resin includes PPTA and high density polyethylene (HDPE), its mass parts
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 high-performance corrosion resistant battery diaphragm composite, including the raw material of following parts by weight: matrix tree
100 parts of fat, inorganic assistant 40 parts, modifying agent 10 parts, tricresyl phosphate 6 parts, 2,5-dimethyl-2,5 di-tert-butyl peroxide
Hexane 5 parts, chromium complex coupling agent 5 parts and 3 parts of carbon fiber.
Further, described matrix resin includes PPTA and high density polyethylene (HDPE), its mass parts
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 high-performance corrosion resistant battery diaphragm composite, including the raw material of following parts by weight: matrix tree
100 parts of fat, inorganic assistant 20 parts, modifying agent 10 parts, tricresyl phosphate 2 parts, 2,5-dimethyl-2,5 di-tert-butyl peroxide
Hexane 5 parts, chromium complex coupling agent 1 part and 3 parts of carbon fiber.
Further, described matrix resin includes PPTA and high density polyethylene (HDPE), its mass parts
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 high-performance corrosion resistant battery diaphragm composite, it is characterised in that include the raw material of following parts by weight: matrix
Resin 100 parts, inorganic assistant 20 ~ 40 parts, modifying agent 2 ~ 10 parts, tricresyl phosphate 2 ~ 6 parts, 2,5-dimethyl-2,5 two uncle
Butyl peroxy hexane 1 ~ 5 part, chromium complex coupling agent 1 ~ 5 part and 1 ~ 3 part of carbon fiber.
A kind of high-performance corrosion resistant battery diaphragm composite the most according to claim 1, it is characterised in that include following
The raw material of parts by weight: matrix resin 100 parts, inorganic assistant 30 parts, modifying agent 6 parts, tricresyl phosphate 4 parts, 2,5-diformazan
Base-2,5 di-t-butyl hexane peroxide 3 parts, chromium complex coupling agent 3 parts and 2 parts of carbon fiber.
A kind of high-performance corrosion resistant battery diaphragm composite the most according to claim 1 and 2, it is characterised in that: described base
Body resin includes PPTA and high density polyethylene (HDPE), and its mass parts ratio is 1 ~ 3:1.
A kind of high-performance corrosion resistant battery diaphragm composite the most according to claim 1 and 2, it is characterised in that: described nothing
Machine aided agent includes calcium carbonate and nano-grade hydroxy apatite powder, and its mass parts ratio is 1 ~ 3:1.
A kind of high-performance corrosion resistant battery diaphragm composite the most according to claim 1 and 2, it is characterised in that change described in:
Property agent is the mixture of fire retardant, dispersant, antioxidant, initiator, firming agent and age resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610530115.0A CN106147225A (en) | 2016-07-07 | 2016-07-07 | A kind of high-performance corrosion resistant battery diaphragm composite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610530115.0A CN106147225A (en) | 2016-07-07 | 2016-07-07 | A kind of high-performance corrosion resistant battery diaphragm composite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106147225A true CN106147225A (en) | 2016-11-23 |
Family
ID=58062813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610530115.0A Pending CN106147225A (en) | 2016-07-07 | 2016-07-07 | A kind of high-performance corrosion resistant battery diaphragm composite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106147225A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103746085A (en) * | 2013-11-07 | 2014-04-23 | 深圳市星源材质科技股份有限公司 | Coating composite separation membrane and preparation method thereof |
| CN104752659A (en) * | 2013-12-27 | 2015-07-01 | 比亚迪股份有限公司 | Ceramic diaphragm and its preparation method and use |
-
2016
- 2016-07-07 CN CN201610530115.0A patent/CN106147225A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103746085A (en) * | 2013-11-07 | 2014-04-23 | 深圳市星源材质科技股份有限公司 | Coating composite separation membrane and preparation method thereof |
| CN104752659A (en) * | 2013-12-27 | 2015-07-01 | 比亚迪股份有限公司 | Ceramic diaphragm and its preparation method and use |
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Application publication date: 20161123 |
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