CN113773510A - 一种羧甲基纤维素锂接枝聚丙烯酸锂的生产方法 - Google Patents
一种羧甲基纤维素锂接枝聚丙烯酸锂的生产方法 Download PDFInfo
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- CN113773510A CN113773510A CN202111041831.XA CN202111041831A CN113773510A CN 113773510 A CN113773510 A CN 113773510A CN 202111041831 A CN202111041831 A CN 202111041831A CN 113773510 A CN113773510 A CN 113773510A
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- Prior art keywords
- lithium
- carboxymethyl cellulose
- polyacrylate
- grafted
- cellulose grafted
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 124
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 122
- 239000001768 carboxy methyl cellulose Substances 0.000 title claims abstract description 73
- 229920002134 Carboxymethyl cellulose Polymers 0.000 title claims abstract description 60
- 235000010948 carboxy methyl cellulose Nutrition 0.000 title claims abstract description 60
- 239000008112 carboxymethyl-cellulose Substances 0.000 title claims abstract description 60
- 229920000058 polyacrylate Polymers 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 239000002253 acid Substances 0.000 claims description 15
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 13
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 13
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 10
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 9
- 229920002125 Sokalan® Polymers 0.000 claims description 9
- 239000003431 cross linking reagent Substances 0.000 claims description 9
- 239000004584 polyacrylic acid Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 7
- 150000002431 hydrogen Chemical class 0.000 claims description 4
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 3
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 3
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 3
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 3
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 claims description 3
- -1 dicumyl hydroperoxide Chemical compound 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000020477 pH reduction Effects 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000001502 supplementing effect Effects 0.000 abstract description 7
- 239000011230 binding agent Substances 0.000 description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 239000007772 electrode material Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000007773 negative electrode material Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Images
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
- C08G81/02—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C08G81/024—Block or graft polymers containing sequences of polymers of C08C or C08F and of polymers of C08G
-
- 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
-
- 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
- H01M4/621—Binders
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111041831.XA CN113773510A (zh) | 2021-09-07 | 2021-09-07 | 一种羧甲基纤维素锂接枝聚丙烯酸锂的生产方法 |
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CN202111041831.XA CN113773510A (zh) | 2021-09-07 | 2021-09-07 | 一种羧甲基纤维素锂接枝聚丙烯酸锂的生产方法 |
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CN113773510A true CN113773510A (zh) | 2021-12-10 |
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CN202111041831.XA Pending CN113773510A (zh) | 2021-09-07 | 2021-09-07 | 一种羧甲基纤维素锂接枝聚丙烯酸锂的生产方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115050960A (zh) * | 2022-06-15 | 2022-09-13 | 天津力神电池股份有限公司 | 负极加速传质和改善膨胀的物料及应用 |
CN116217742A (zh) * | 2022-09-23 | 2023-06-06 | 常熟威怡科技有限公司 | 一种羧甲基纤维素锂 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105330751A (zh) * | 2015-11-05 | 2016-02-17 | 重庆力宏精细化工有限公司 | 锂电池用羧甲基纤维素锂的连续化生产方法 |
CN105504169A (zh) * | 2016-01-07 | 2016-04-20 | 上海交通大学 | 一种用于锂离子电池的粘结剂 |
-
2021
- 2021-09-07 CN CN202111041831.XA patent/CN113773510A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105330751A (zh) * | 2015-11-05 | 2016-02-17 | 重庆力宏精细化工有限公司 | 锂电池用羧甲基纤维素锂的连续化生产方法 |
CN105504169A (zh) * | 2016-01-07 | 2016-04-20 | 上海交通大学 | 一种用于锂离子电池的粘结剂 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115050960A (zh) * | 2022-06-15 | 2022-09-13 | 天津力神电池股份有限公司 | 负极加速传质和改善膨胀的物料及应用 |
WO2023240681A1 (zh) * | 2022-06-15 | 2023-12-21 | 天津力神电池股份有限公司 | 负极加速传质和改善膨胀的物料及应用 |
CN115050960B (zh) * | 2022-06-15 | 2024-01-12 | 天津力神电池股份有限公司 | 负极加速传质和改善膨胀的物料及应用 |
CN116217742A (zh) * | 2022-09-23 | 2023-06-06 | 常熟威怡科技有限公司 | 一种羧甲基纤维素锂 |
CN116217742B (zh) * | 2022-09-23 | 2024-03-26 | 常熟威怡科技有限公司 | 一种羧甲基纤维素锂 |
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Address after: No. 69 lijiatuo Chongqing District of Banan City Road 400054 red Applicant after: Chongqing University of Technology Applicant after: Green energy fiber material (Chongqing) Technology Co.,Ltd. Address before: No. 69 lijiatuo Chongqing District of Banan City Road 400054 red Applicant before: Chongqing University of Technology Applicant before: Green energy fiber (Chongqing) new material Technology Research Institute Co.,Ltd. |
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Effective date of registration: 20220629 Address after: 400000 22-3, building 1, 21 Sixian Road, Shapingba District, Chongqing Applicant after: Qiu Lei Address before: No. 69 lijiatuo Chongqing District of Banan City Road 400054 red Applicant before: Chongqing University of Technology Applicant before: Green energy fiber material (Chongqing) Technology Co.,Ltd. |
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Effective date of registration: 20220801 Address after: 050000 No. 302, unit 2, building 1, Yuecheng North District, No. 15, Jinshi street, Chang'an District, Shijiazhuang City, Hebei Province Applicant after: XiangNeng new material technology (Hebei) Co.,Ltd. Address before: 400000 22-3, building 1, 21 Sixian Road, Shapingba District, Chongqing Applicant before: Qiu Lei |
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Effective date of registration: 20221010 Address after: 401320 no.73-22, Hongguang Avenue, Huaxi street, Banan District, Chongqing Applicant after: Green energy fiber material (Chongqing) Technology Co.,Ltd. Address before: 050000 No. 302, unit 2, building 1, Yuecheng North District, No. 15, Jinshi street, Chang'an District, Shijiazhuang City, Hebei Province Applicant before: XiangNeng new material technology (Hebei) Co.,Ltd. |
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