CN107742708A - 一种聚合物包覆复合正极材料的制备方法 - Google Patents
一种聚合物包覆复合正极材料的制备方法 Download PDFInfo
- Publication number
- CN107742708A CN107742708A CN201710957736.1A CN201710957736A CN107742708A CN 107742708 A CN107742708 A CN 107742708A CN 201710957736 A CN201710957736 A CN 201710957736A CN 107742708 A CN107742708 A CN 107742708A
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- China
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- positive pole
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- preparation
- polymer overmold
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- Granted
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- 239000002131 composite material Substances 0.000 title claims abstract description 61
- 229920000642 polymer Polymers 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims abstract description 69
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 48
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000006258 conductive agent Substances 0.000 claims abstract description 33
- 238000003756 stirring Methods 0.000 claims abstract description 24
- 229910014985 LiMnxFe1-xPO4 Inorganic materials 0.000 claims abstract description 23
- 229910014982 LiMnxFe1−xPO4 Inorganic materials 0.000 claims abstract description 23
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 claims abstract description 23
- 239000008367 deionised water Substances 0.000 claims abstract description 23
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 23
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 23
- 238000002156 mixing Methods 0.000 claims abstract description 19
- 238000001291 vacuum drying Methods 0.000 claims abstract description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000012299 nitrogen atmosphere Substances 0.000 claims abstract description 12
- 238000001027 hydrothermal synthesis Methods 0.000 claims abstract description 11
- 239000000178 monomer Substances 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 12
- 150000003233 pyrroles Chemical group 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 229920001197 polyacetylene Polymers 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000006116 polymerization reaction Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 2
- 239000002345 surface coating layer Substances 0.000 abstract description 2
- 229910052744 lithium Inorganic materials 0.000 description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 229910019142 PO4 Inorganic materials 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 230000014759 maintenance of location Effects 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 238000011056 performance test Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 230000001476 alcoholic effect Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 3
- AWKHTBXFNVGFRX-UHFFFAOYSA-K iron(2+);manganese(2+);phosphate Chemical compound [Mn+2].[Fe+2].[O-]P([O-])([O-])=O AWKHTBXFNVGFRX-UHFFFAOYSA-K 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000005955 Ferric phosphate Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229940032958 ferric phosphate Drugs 0.000 description 2
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 2
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910015645 LiMn Inorganic materials 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010532 solid phase synthesis reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/37—Phosphates of heavy metals
- C01B25/375—Phosphates of heavy metals of iron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
-
- 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)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Crystallography & Structural Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710957736.1A CN107742708B (zh) | 2017-10-13 | 2017-10-13 | 一种聚合物包覆复合正极材料的制备方法 |
Applications Claiming Priority (1)
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CN201710957736.1A CN107742708B (zh) | 2017-10-13 | 2017-10-13 | 一种聚合物包覆复合正极材料的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN107742708A true CN107742708A (zh) | 2018-02-27 |
CN107742708B CN107742708B (zh) | 2020-02-07 |
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Family Applications (1)
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CN201710957736.1A Active CN107742708B (zh) | 2017-10-13 | 2017-10-13 | 一种聚合物包覆复合正极材料的制备方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110323458A (zh) * | 2019-06-06 | 2019-10-11 | 山东科技大学 | 一种以胺醛树脂为主要前驱体的氧还原电催化剂的制备方法 |
EP3787073A4 (en) * | 2018-04-23 | 2022-05-18 | Murata Manufacturing Co., Ltd. | SECONDARY LITHIUM-ION BATTERY |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080168865A1 (en) * | 2007-01-17 | 2008-07-17 | Us Govt As Represented By Sect. Of Army | Method of Preparing a Composite Cathode Active Material for Rechargeable Electrochemical Cell |
CN102569723A (zh) * | 2012-02-13 | 2012-07-11 | 华为技术有限公司 | 锂离子电池正极材料及其制备方法、正极及锂离子电池 |
CN105810940A (zh) * | 2014-12-31 | 2016-07-27 | 比亚迪股份有限公司 | 一种正极活性物质及其制备方法、包含该正极活性物质的正极材料及电池 |
CN106450239A (zh) * | 2016-12-08 | 2017-02-22 | 深圳市鑫永丰科技有限公司 | 一种磷酸锰铁锂复合材料及其制备方法与锂离子电池 |
-
2017
- 2017-10-13 CN CN201710957736.1A patent/CN107742708B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080168865A1 (en) * | 2007-01-17 | 2008-07-17 | Us Govt As Represented By Sect. Of Army | Method of Preparing a Composite Cathode Active Material for Rechargeable Electrochemical Cell |
CN102569723A (zh) * | 2012-02-13 | 2012-07-11 | 华为技术有限公司 | 锂离子电池正极材料及其制备方法、正极及锂离子电池 |
CN105810940A (zh) * | 2014-12-31 | 2016-07-27 | 比亚迪股份有限公司 | 一种正极活性物质及其制备方法、包含该正极活性物质的正极材料及电池 |
CN106450239A (zh) * | 2016-12-08 | 2017-02-22 | 深圳市鑫永丰科技有限公司 | 一种磷酸锰铁锂复合材料及其制备方法与锂离子电池 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3787073A4 (en) * | 2018-04-23 | 2022-05-18 | Murata Manufacturing Co., Ltd. | SECONDARY LITHIUM-ION BATTERY |
CN110323458A (zh) * | 2019-06-06 | 2019-10-11 | 山东科技大学 | 一种以胺醛树脂为主要前驱体的氧还原电催化剂的制备方法 |
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CN107742708B (zh) | 2020-02-07 |
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Effective date of registration: 20200113 Address after: 246600 Changning Industrial Park, Hot Spring Town, Yuexi County, Anqing City, Anhui Province Applicant after: Anhui same Industrial Design Co., Ltd. Address before: 230088 Room F1-1709, Second Stage of Innovation Industrial Park, Hefei High-tech Zone, Anhui Province Applicant before: Anhui Jiude Zhishan Technology Co., Ltd. |
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Address after: 246620 Anhui Xuantong Electromechanical Technology Co., Ltd., Lianyun Economic Development Zone, Yuexi County, Anqing City, Anhui Province Patentee after: Anhui Xuantong Electromechanical Technology Co.,Ltd. Address before: 246600 in Changning Industrial Park, Wenquan Town, Yuexi County, Anqing City, Anhui Province Patentee before: ANHUI XUANTONG INDUSTRIAL DESIGN Co.,Ltd. |
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