CN106633784A - Battery box containing polyphenyl ether for lithium-ion power battery and energy storage battery and preparation method of battery box - Google Patents
Battery box containing polyphenyl ether for lithium-ion power battery and energy storage battery and preparation method of battery box Download PDFInfo
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- CN106633784A CN106633784A CN201611238092.2A CN201611238092A CN106633784A CN 106633784 A CN106633784 A CN 106633784A CN 201611238092 A CN201611238092 A CN 201611238092A CN 106633784 A CN106633784 A CN 106633784A
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- Prior art keywords
- antioxidant
- battery
- battery case
- box body
- battery box
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 238000004146 energy storage Methods 0.000 title claims abstract description 16
- 229920013636 polyphenyl ether polymer Polymers 0.000 title abstract 3
- 239000002131 composite material Substances 0.000 claims abstract description 33
- 238000003466 welding Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000012545 processing Methods 0.000 claims abstract description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 27
- 235000006708 antioxidants Nutrition 0.000 claims description 27
- 230000003078 antioxidant effect Effects 0.000 claims description 26
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 21
- 229920006380 polyphenylene oxide Polymers 0.000 claims description 21
- -1 octadecanol ester Chemical class 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 14
- 238000005453 pelletization Methods 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 12
- 150000008301 phosphite esters Chemical group 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 9
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 8
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 8
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 8
- 239000012779 reinforcing material Substances 0.000 claims description 8
- KWUZCAVKPCRJPO-UHFFFAOYSA-N n-ethyl-4-(6-methyl-1,3-benzothiazol-2-yl)aniline Chemical compound C1=CC(NCC)=CC=C1C1=NC2=CC=C(C)C=C2S1 KWUZCAVKPCRJPO-UHFFFAOYSA-N 0.000 claims description 7
- 229920006231 aramid fiber Polymers 0.000 claims description 6
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 239000002530 phenolic antioxidant Substances 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 238000004040 coloring Methods 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000007822 coupling agent Substances 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 claims description 5
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- GVJHHUAWPYXKBD-UHFFFAOYSA-N (±)-α-Tocopherol Chemical compound OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-UHFFFAOYSA-N 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- DCAYPVUWAIABOU-UHFFFAOYSA-N hexadecane Chemical compound CCCCCCCCCCCCCCCC DCAYPVUWAIABOU-UHFFFAOYSA-N 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000000395 magnesium oxide Substances 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 239000010445 mica Substances 0.000 claims description 4
- 229910052618 mica group Inorganic materials 0.000 claims description 4
- GLDOVTGHNKAZLK-UHFFFAOYSA-N n-octadecyl alcohol Natural products CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 235000019260 propionic acid Nutrition 0.000 claims description 4
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 150000007970 thio esters Chemical class 0.000 claims description 4
- 239000004711 α-olefin Substances 0.000 claims description 4
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 3
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 3
- OKOBUGCCXMIKDM-UHFFFAOYSA-N Irganox 1098 Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)NCCCCCCNC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 OKOBUGCCXMIKDM-UHFFFAOYSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 150000004982 aromatic amines Chemical class 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 claims description 2
- 239000004952 Polyamide Substances 0.000 claims description 2
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 2
- 229930003427 Vitamin E Natural products 0.000 claims description 2
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims description 2
- 235000010354 butylated hydroxytoluene Nutrition 0.000 claims description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- PYFRLDVYGBCYLI-UHFFFAOYSA-N decyl dihydrogen phosphite Chemical class CCCCCCCCCCOP(O)O PYFRLDVYGBCYLI-UHFFFAOYSA-N 0.000 claims description 2
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 2
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical class C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 2
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical class CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims description 2
- WIGCFUFOHFEKBI-UHFFFAOYSA-N gamma-tocopherol Natural products CC(C)CCCC(C)CCCC(C)CCCC1CCC2C(C)C(O)C(C)C(C)C2O1 WIGCFUFOHFEKBI-UHFFFAOYSA-N 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 229920000098 polyolefin Polymers 0.000 claims description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 229920005653 propylene-ethylene copolymer Polymers 0.000 claims description 2
- RMZAYIKUYWXQPB-UHFFFAOYSA-N trioctylphosphane Chemical compound CCCCCCCCP(CCCCCCCC)CCCCCCCC RMZAYIKUYWXQPB-UHFFFAOYSA-N 0.000 claims description 2
- 235000019165 vitamin E Nutrition 0.000 claims description 2
- 229940046009 vitamin E Drugs 0.000 claims description 2
- 239000011709 vitamin E Substances 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims 1
- 239000004760 aramid Substances 0.000 claims 1
- 229920003235 aromatic polyamide Polymers 0.000 claims 1
- 229920000891 common polymer Polymers 0.000 claims 1
- 239000003205 fragrance Substances 0.000 claims 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 5
- 238000001746 injection moulding Methods 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 239000002861 polymer material Substances 0.000 abstract 1
- 229920005992 thermoplastic resin Polymers 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 description 11
- 229910052744 lithium Inorganic materials 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000007654 immersion Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229920006351 engineering plastic Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- GKQLYSROISKDLL-UHFFFAOYSA-N EEDQ Chemical compound C1=CC=C2N(C(=O)OCC)C(OCC)C=CC2=C1 GKQLYSROISKDLL-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005955 Ferric phosphate Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000005676 cyclic carbonates Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011356 non-aqueous organic solvent Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 125000000446 sulfanediyl group Chemical group *S* 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical group C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08L71/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C08L71/12—Polyphenylene oxides
-
- 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
- H01M50/116—Primary casings; Jackets or wrappings 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
- 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
- H01M50/147—Lids or covers
- H01M50/155—Lids or covers characterised by the material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- 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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- 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
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
-
- 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
Landscapes
- 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)
- Sealing Battery Cases Or Jackets (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides a battery box containing polyphenyl ether for a lithium-ion power battery and an energy storage battery and a preparation method of the battery box. The battery box comprises a battery box body and an upper cover, wherein the box body and the upper cover of the battery box are prepared from a polyphenyl ether composite material. The battery box is high in processing efficiency, and can be designed into various structures when designed according to specific application scenarios, the shape of the box body is not limited, the condition that a battery pack is compact in structure and adapts to assembly of various electric automobiles is ensured and the design spaces of the electric automobiles can be improved. The battery box is formed by injection molding of a thermoplastic resin material; and a shell and the upper cover in the battery box can be welded by a polymer material in a common welding manner to form a closed space. The modes of ultrasonic welding, vibration welding, hot wire welding mode and laser welding can be adopted as the welding manner, or an adhesive is adopted for bonding, so that the targets of high welding strength and a stable structure are achieved.
Description
Technical field
The present invention relates to the battery case and its preparing technical field of a kind of secondary cell, and in particular to one kind is used for lithium ion
Battery case containing polyphenylene oxide of power and energy-storage battery and preparation method thereof.
Background technology
With riseing year by year for oil price and being on the rise for problem of environmental pollution, as replacing for petrol and diesel oil automobile
Generation, people have developed the power vehicle of various employing new energy source technologies, wherein most application prospect is electric automobile.
The core technology of electric automobile is power battery technology, it is now recognized that lithium ion battery is most promising electrokinetic cell scheme.
Lithium ion power mainly includes the built-in electrolyte of housing and housing and using lamination or winding with energy-storage battery
Positive pole, battery diaphragm and negative plate that assembling mode is assembled.By positive terminal and the outside output power of negative terminal.Its
In, lithium ion power mainly adopts aluminium or other stamped metals with the housing of energy-storage battery, thin in internal layer liner one layer of polymeric
Film.But, there is the defects such as processing difficulties, profile be limited in the battery container of this metal, cause lithium ion power with energy storage electricity
The design in pond is limited；And, metal battery case is conductive, and security can not be completely secured.
Lithium ion power and the necessary electrolyte resistance immersion of the material that the battery case of energy-storage battery is used, in lithium ion power
In energy-storage battery, electrolyte contains lithium salts, non-aqueous organic solvent such as cyclic carbonate, linear carbonate etc..Most polymer
When material soaks in above-mentioned electrolyte, can occur the problems such as swelling, degraded, infiltration.Because specific duty requirements, gather
Compound material generally require by modified blending or composite portion organic or inorganic material with reach enhancing, toughness reinforcing, it is fire-retardant or its
Its functional requirements.
When soaking in above-mentioned electrolyte, the composition added in above-mentioned blending or recombination process is often because electrolyte
Effect failure.How to prepare a kind of battery case that polymeric material formed and urgently to be resolved hurrily asked with overcoming the problems referred to above to be one
Topic.
The content of the invention
To solve problems of the prior art, it is an object of the invention to provide a kind of lithium ion power that is used for is with storage
Can battery battery case and preparation method thereof, the battery case includes battery box and upper lid, the box body of the battery case and upper
Lid is prepared using polyphenylene oxide composite material；The preparation method is high in machining efficiency, and does not limit the shape of box body,
Various structures can be designed to when box body is designed according to concrete application scene, it is ensured that battery pack structure is compact, adapt to various electricity
Electrical automobile is assembled, and can also lift the design space of electric automobile.
Research finds that engineering plastics have excellent stability, good heat-resisting and chemical resistance and high intensity, together
When, engineering plastics are lighter than metal material, easy-formation processing, are molded less energy consumption, some metals can be replaced to do structural material and used.
In above-mentioned engineering plastics, research finds, polyphenylene oxide is a kind of material for being suitable for the present invention, and devises the present invention with this.
The technical problem to be solved can be achieved through the following technical solutions：
A kind of battery case for lithium ion power and energy-storage battery, the battery case includes battery box and upper lid, institute
The box body and upper lid for stating battery case is obtained using polyphenylene oxide composite material, and the polyphenylene oxide composite material is by including with the following group
The composition for dividing is processed：
Polyphenylene oxide：100 weight portions；
Composite antioxidant：0.1～4 weight portion；Preferably：0.1～2 weight portion.
According to the present invention, after the battery case soaks 240 hours in lithium ion power and energy-storage battery electrolyte, by force
Degree conservation rate is more than 90%.
According to the present invention, the primary antioxidant in the composite antioxidant is selected from aromatic amine antioxidant or phenolic antioxidant,
Auxiliary antioxidant is selected from phosphite ester or thioesters.
Preferably, the phenolic antioxidant is selected from antioxidant 1010 (four [β-(3,5- di-tert-butyl-hydroxy phenyl) third
Acid] pentaerythritol ester), antioxidant 1076 (β-positive octadecanol ester of (3,5- di-tert-butyl-hydroxy phenyls) propionic acid), antioxidant
One or more in 264 (2,6 di tert butyl 4 methyl phenols), vitamin E.
Preferably, the aromatic amine antioxidant is selected from the compounds such as diphenylamines, p-phenylenediamine and EEDQ or it is poly-
One or more in compound.
Preferably, the phosphite ester is selected from irgasfos 168 (three [2.4- di-tert-butyl-phenyls] phosphite esters), trioctylphosphine
In phosphite ester, three decyl phosphite esters, three [12 carbon alkyl] phosphite esters and three [hexadecane base] phosphite esters one
Plant or various.
Preferably, the thioesters is selected from thio-2 acid dibasic acid esters, such as selected from the double Lauryl Alcohol esters of thio-2 acid, thio two
One or more in the double ten four carbon alcohols esters of propionic acid or the double octadecanol esters of thio-2 acid.
It is further preferred that the primary antioxidant of the composite antioxidant is selected from phosphorous acid selected from phenolic antioxidant, auxiliary antioxidant
Ester, for example, composite antioxidant of the composite antioxidant of antioxidant 1098 and irgasfos 168, antioxidant 1076 and irgasfos 168.
According to the present invention, other weight portions of auxiliary agent 0～80, preferably 0.1～60 weight are also included in described composition
Part, also preferably 1～30 weight portion.
According to the present invention, described other auxiliary agents selected from antistatic additive, lubricant, coupling agent, compatilizer, colouring agent, fill out
One or more filled in agent.Preferably, other described auxiliary agents selected from filler or filler and antistatic additive, lubricant,
At least one mixed aid in coupling agent, compatilizer, colouring agent.
According to the present invention, one kind in barium sulfate, mica, magnesia, calcium oxide, talcum powder of described filler or
It is various.
Preferably, described filler is selected from one or more in barium sulfate, mica, magnesia.
According to the present invention, described antistatic additive, lubricant, coupling agent, compatilizer, colouring agent is without special limit
It is fixed, it is adaptable to polyphenylene oxide compound system.
According to the present invention, the weight portion of blending resin 0～100, preferably 0.1～65 weight are also included in the composition
Part, also preferably 1～50 weight portion.
According to the present invention, described blending resin can be polyolefin and its copolymer (as polypropylene, polyethylene, ethene/
Alpha olefin copolymer (such as POE), propylene/α-olefin copolymer (such as propylene ethylene copolymers)), polyester
(PET, PBT, PCT), polyphenylene sulfide, polytetrafluoroethylene (PTFE), polystyrene (such as syndiotactic polytyrene), polyamide are (such as fragrant adoption
Acid amides) in one or more.
According to the present invention, the composition can also include the weight portion of reinforcing material 0～90, preferably 0.1～60 weight
Part, also preferably 1～50 weight portion.
According to the present invention, described reinforcing material is selected from carbon fiber, aramid fiber, glass fibre, polyethylene fibre, polyester
One or more in fiber.
Preferably, described reinforcing material is selected from one or two in carbon fiber, aramid fiber.
Preferably, described reinforcing material is selected from aramid fiber.
According to the present invention, the large-area planar outside of the box body and/or upper lid is additionally provided with reinforcement, and it is to increase
Plus intensity, deformation is prevented, and improve the bearing capacity of box body and/or upper lid.
The present invention also provides the above-mentioned preparation method for lithium ion power and the battery case of energy-storage battery, the preparation side
Method is comprised the following steps：
A) each component in composition is weighed by weight, and is well mixed, obtain mixed material；
B) mixed material that will be obtained in step a), carries out melt pelletization, prepares the polyphenylene oxide composite material；
C) above-mentioned polyphenylene oxide composite material is adopted the processing side of the polymeric materials such as injection, extrusion, blowing or molding
Formula, is obtained respectively the box body and upper lid of the battery case；
D) using welding mode by above-mentioned box body and upper lid welding, confined space is formed, that is, prepares described lithium
The battery case of ion power and energy-storage battery.
According to the present invention, in step a), described mixing can be sufficiently mixed in mixer.
According to the present invention, in step b), described melt pelletization is added to specifically by the mixed material for preparing
Double-screw extruding pelletizing unit is melted, and the melt temperature is 250～340 DEG C (preferably 270～310 DEG C), the double spiral shells of Jing
Bar extruding pelletization unit carries out pelletizing and makes single-size.
According to the present invention, in step d), described welding mode can take ultrasonic bonding, vibratory weld, hot wire welding,
The modes such as Laser Welding；Or take adhesive bonding.
According to the present invention, described preparation method is additionally may included in box body and/or the large-area planar outside of upper lid sets
Reinforcement is put, it is to increase intensity, preventing deformation, and improve the bearing capacity of box body and/or upper lid.
Beneficial effects of the present invention：
1. the present invention provides a kind of battery case for lithium ion power and energy-storage battery and preparation method thereof, the battery
Box includes battery box and upper lid, and the box body of the battery case and upper lid are prepared using polyphenylene oxide composite material；Institute
The high in machining efficiency of battery case is stated, the shape of box body is not limited, can be when box body be designed according to concrete application scene design
Into various structures, it is ensured that battery pack structure is compact, various electric automobile assemblings are adapted to, the design that can also lift electric automobile is empty
Between；Can be using melting that polymeric material is commonly used using box body in the polyphenylene oxide composite material injection mo(u)lding battery case and upper lid
Mode welding is connect, confined space is formed.Welding mode can take the modes such as ultrasonic bonding, vibratory weld, hot wire welding, Laser Welding；
Or adhesive bonding is taken, reach weld strength height, constitutionally stable purpose.
2. the present invention provide polyphenylene oxide composite material excellent heat resistance, meanwhile, phase between the component in the composition
Capacitive is good, without precipitation；Lithium-ion battery electrolytes immersion not only can be tolerated, and immersion has substantially no effect on the mechanicalness of material
Energy.In addition, the matrix resin polyphenylene oxide in composition itself has preferable fire resistance.
3. the composite and the battery case of preparation that the present invention is provided can be universally used in liquid lithium ionic cell and polymer lithium
Ion battery, can tolerate general various lithium-ion electrolytes immersion, including ferric phosphate lithium cell, lithium titanate ion battery, cobalt
The lithium-ion battery electrolytes such as sour lithium ion battery, mangaic acid lithium ion battery, lithium nickelate ion battery, ternary lithium ion battery.
Description of the drawings
The structural representation of battery case prepared by Fig. 1 embodiments 1.Wherein, 1 box body, covers on 2, and 3 power interfaces are (including master
Power supply connects hole (positive pole connects hole and negative pole connects hole) and inductor connects hole).
Specific embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than restriction the scope of the present invention.Furthermore, it is to be understood that after described content of the invention has been read, this area skill
Art personnel can make various changes or modifications to the present invention, and these equivalent form of values equally fall within limited range of the present invention.
The composite antioxidant selected in following embodiments is the composite antioxidant of antioxidant 1098 and irgasfos 168, or
It is the composite antioxidant of antioxidant 1076 and irgasfos 168.
Embodiment 1
By weight fraction weighs 100 parts of polyphenylene oxide PPO, 20 parts of polypropylene, 20 parts of polystyrene, composite antioxidant 0.18
Part, it is together put into mixer and is sufficiently mixed；The material being well mixed is added into double-screw extruding pelletizing unit
Melt blending is carried out, processing temperature is 290 DEG C, and Jing double-screw extruding pelletizings unit carries out pelletizing and makes single-size, is gathered
Phenylate composite.Above-mentioned composite is adopted into injection molding mode, the box body and upper lid of cuboid-type structure is obtained.Pass through
In-mould injection mode installs power interface 3 in the side of the box body, and the power interface 3 connects hole (including just including main power source
Pole connects hole and negative pole connects hole) and inductor connect hole.By above-mentioned box body and upper lid welding by the way of laser welding, formed close
Space is closed, that is, prepares the battery case of the present invention, as shown in Figure 1.
It is little that the lithium ion power cell box that embodiment 1 is prepared soaks 240 in ternary lithium-ion battery electrolytes
When, its strength retention is more than 90%.
Embodiment 2-7
Battery case is prepared using the identical method of embodiment 1, the component and content being different only in that in the composite,
Specifically it is listed in Table 1 below.
The performance test results of the battery case of embodiment 2-7 are also shown in Table 1 below.
The composition and content of the composite of embodiment 2-7 of table 1, the performance of battery case
More than, embodiments of the present invention are illustrated.But, the present invention is not limited to above-mentioned embodiment.It is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements done etc., should be included in the guarantor of the present invention
Within the scope of shield.
Claims (10)
1. a kind of battery case for lithium ion power and energy-storage battery, the battery case includes battery box and upper lid, and it is special
Levy and be, the box body of the battery case and upper lid are obtained using polyphenylene oxide composite material, and the polyphenylene oxide composite material passes through
Process including the composition of following components：
Polyphenylene oxide：100 weight portions；
Composite antioxidant：0.1～4 weight portion；Preferably：0.1～2 weight portion.
2. battery case according to claim 1, it is characterised in that the primary antioxidant in the composite antioxidant is selected from fragrance
Amine antioxidants or phenolic antioxidant, auxiliary antioxidant is selected from phosphite ester or thioesters.
Preferably, the phenolic antioxidant is selected from antioxidant 1010 (four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] seasons
Doutrate), antioxidant 1076 (β-positive octadecanol ester of (3,5- di-tert-butyl-hydroxy phenyls) propionic acid), antioxidant 264
One or more in (2,6 di tert butyl 4 methyl phenol), vitamin E.
Preferably, the aromatic amine antioxidant is selected from compound or its polymer such as diphenylamines, p-phenylenediamine and EEDQs
In one or more.
Preferably, the phosphite ester is selected from irgasfos 168 (three [2.4- di-tert-butyl-phenyls] phosphite esters), trioctylphosphine phosphorous
One kind in acid esters, three decyl phosphite esters, three [12 carbon alkyl] phosphite esters and three [hexadecane base] phosphite esters or
It is various.
Preferably, the thioesters is selected from thio-2 acid dibasic acid esters, such as selected from the double Lauryl Alcohol esters of thio-2 acid, thio-2 acid
One or more in double ten four carbon alcohols esters or the double octadecanol esters of thio-2 acid.
Preferably, the primary antioxidant of the composite antioxidant is selected from phosphite ester selected from phenolic antioxidant, auxiliary antioxidant, for example
For the composite antioxidant of the composite antioxidant of antioxidant 1098 and irgasfos 168, antioxidant 1076 and irgasfos 168.
3. battery case according to claim 1 and 2, it is characterised in that also include in described composition other auxiliary agents 0～
80 weight portions, preferably 0.1～60 weight portion, also preferably 1～30 weight portion.
Preferably, other described auxiliary agents are in antistatic additive, lubricant, coupling agent, compatilizer, colouring agent, filler
One or more.Preferably, other described auxiliary agents selected from filler or filler and antistatic additive, lubricant, coupling agent,
At least one mixed aid in compatilizer, colouring agent.
Preferably, described filler is selected from one or more in barium sulfate, mica, magnesia, calcium oxide, talcum powder.
Preferably, described filler is selected from one or more in barium sulfate, mica, magnesia.
4. the battery case according to any one of claim 1-3 claim, it is characterised in that also wrap in the composition
Include the weight portion of blending resin 0～100, also preferably preferably 0.1～65 weight portion, 1～50 weight portion.
Preferably, described blending resin can be polyolefin and its copolymer (as polypropylene, polyethylene, ethylene/alpha-olefin are common
Polymers (such as POE), propylene/α-olefin copolymer (such as propylene ethylene copolymers)), polyester (PET, PBT,
PCT), in polyphenylene sulfide, polytetrafluoroethylene (PTFE), polystyrene (such as syndiotactic polytyrene), polyamide (such as aromatic polyamide)
One or more.
5. the battery case according to any one of claim 1-4 claim, it is characterised in that the composition can be with
Including the weight portion of reinforcing material 0～90, also preferably preferably 0.1～60 weight portion, 1～50 weight portion.
Preferably, described reinforcing material is in carbon fiber, aramid fiber, glass fibre, polyethylene fibre, polyester fiber
One or more.
Preferably, described reinforcing material is selected from one or two in carbon fiber, aramid fiber.
Preferably, described reinforcing material is selected from aramid fiber.
Preferably, the box body and/or upper lid large-area planar outside be additionally provided with reinforcement, its be in order to increase intensity,
Deformation is prevented, and improves the bearing capacity of box body and/or upper lid.
6. the preparation side of the battery case of the lithium ion power described in any one of claim 1-5 claim and energy-storage battery
Method, it is characterised in that the preparation method is comprised the following steps：
A) each component in composition is weighed by weight, and is well mixed, obtain mixed material；
B) mixed material that will be obtained in step a), carries out melt pelletization, prepares the polyphenylene oxide composite material；
C) above-mentioned polyphenylene oxide composite material is adopted the processing mode of the polymeric materials such as injection, extrusion, blowing or molding, is divided
Not Zhi get the battery case box body and upper lid；
D) using welding mode by above-mentioned box body and upper lid welding, confined space is formed, that is, prepares described battery case.
7. preparation method according to claim 6, it is characterised in that in step a), described mixing can be in mixing
It is sufficiently mixed in machine.
8. the preparation method according to claim 6 or 7, it is characterised in that in step b), described melt pelletization is concrete
Be the mixed material that will be prepared, be added to double-screw extruding pelletizing unit and melted, the melt temperature be 250～
340 DEG C (preferably 270～310 DEG C), Jing double-screw extruding pelletizings unit carries out pelletizing and makes single-size.
9. the preparation method according to any one of claim 6-8 claim, it is characterised in that in step d), institute
The welding mode stated can take the modes such as ultrasonic bonding, vibratory weld, hot wire welding, Laser Welding；Or take adhesive bonding.
10. the preparation method according to any one of claim 6-9 claim, it is characterised in that described preparation side
Method is additionally may included in box body and/or the large-area planar outside of upper lid arranges reinforcement, and it is to increase intensity, preventing from becoming
Shape, and improve the bearing capacity of box body and/or upper lid.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611238092.2A CN106633784A (en) | 2016-12-28 | 2016-12-28 | Battery box containing polyphenyl ether for lithium-ion power battery and energy storage battery and preparation method of battery box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611238092.2A CN106633784A (en) | 2016-12-28 | 2016-12-28 | Battery box containing polyphenyl ether for lithium-ion power battery and energy storage battery and preparation method of battery box |
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| CN106633784A true CN106633784A (en) | 2017-05-10 |
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| CN107910466A (en) * | 2017-11-09 | 2018-04-13 | 江苏澳盛复合材料科技有限公司 | New-energy automobile fibre reinforced composites Battery case and its processing method |
| CN109135248A (en) * | 2018-08-17 | 2019-01-04 | 凌云工业股份有限公司上海凌云汽车研发分公司 | A kind of polyphenyl ether modified material of light weight high fire-retardance, new-energy automobile flame-proof battery shell upper cover and preparation method thereof |
| CN111269551A (en) * | 2020-04-09 | 2020-06-12 | 龙岩市润峰科技有限公司 | Polyphenyl ether composition and application thereof in new energy automobile battery protective shell |
| US20220098394A1 (en) * | 2019-01-24 | 2022-03-31 | Sabic Global Technologies B.V. | Antenna housing with improved falling weight impact resistance |
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| CN107910466A (en) * | 2017-11-09 | 2018-04-13 | 江苏澳盛复合材料科技有限公司 | New-energy automobile fibre reinforced composites Battery case and its processing method |
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| US20220098394A1 (en) * | 2019-01-24 | 2022-03-31 | Sabic Global Technologies B.V. | Antenna housing with improved falling weight impact resistance |
| CN111269551A (en) * | 2020-04-09 | 2020-06-12 | 龙岩市润峰科技有限公司 | Polyphenyl ether composition and application thereof in new energy automobile battery protective shell |
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