CN1983706A - 电解液、含有该电解液的锂离子电池以及它们的制备方法 - Google Patents
电解液、含有该电解液的锂离子电池以及它们的制备方法 Download PDFInfo
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- CN1983706A CN1983706A CNA2005101305258A CN200510130525A CN1983706A CN 1983706 A CN1983706 A CN 1983706A CN A2005101305258 A CNA2005101305258 A CN A2005101305258A CN 200510130525 A CN200510130525 A CN 200510130525A CN 1983706 A CN1983706 A CN 1983706A
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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
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- 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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
Description
实施例 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | |||||||
药品 | 含量 | 药品 | 含量 | 药品 | 含量 | 药品 | 含量 | 药品 | 含量 | |||
无机锂盐(电解液为基准重量%) | 碳酸锂 | 0.05 | 硫酸锂 | 3 | 碳酸锂 | 1 | 硝酸锂 | 4 | 碳酸锂 | 2 | ||
亚硫酸锂 | 0.5 | 铝酸锂 | 2 | |||||||||
无机锂盐粒子直径(微米) | 25 | 20 | 15 | 10 | 5 | |||||||
乙烯基硫酰苯和/或其同系物(电解液为基准重量%) | 乙烯基硫酰苯 | 1 | 乙烯基硫酰苯 | 2 | 乙烯基硫酰苯 | 2.5 | 乙烯基硫酰苯 | 3 | 乙烯基硫酰苯 | 8 | ||
对甲基乙烯基硫酰苯 | 1 | 间甲基乙烯基硫酰苯 | 1 | |||||||||
添加剂加入总量(克) | 0.45 | 6 | 12 | 24 | 36 | |||||||
含量(电解液为基准重量%) | 0.15 | 2 | 4 | 8 | 12 | |||||||
电解液的加热温度(℃) | 45 | 50 | 55 | 60 | 60 | |||||||
电解液的加热时间(小时) | 8 | 7 | 6 | 5 | 4 |
电池 | 首次充电厚度增加(毫米) | 首次放电厚度增加(毫米) | 电池容量(毫安培小时) |
实施例1 | 0.750 | 0.166 | 826.3 |
实施例2 | 0.740 | 0.168 | 828.1 |
实施例3 | 0.738 | 0.166 | 828.8 |
实施例4 | 0.741 | 0.163 | 825.9 |
实施例5 | 0.737 | 0.160 | 826.4 |
实施例6 | 0.731 | 0.156 | 828.1 |
比较例1 | 0.903 | 0.203 | 813.6 |
电解液和测试条件 | -10℃,1C放电 | ||||
3.1伏定点比率(%) | 3.0伏定点比率(%) | 2.75伏定点比率(%) | 中值电压(伏) | 终止内阻(毫欧姆) | |
实施例1 | 44.8 | 46.5 | 48.7 | 3.313 | 51.2 |
实施例2 | 46.6 | 47.5 | 50.2 | 3.314 | 46.9 |
实施例3 | 44.9 | 47.8 | 49.6 | 3.312 | 48.6 |
实施例4 | 43.8 | 47.3 | 48.3 | 3.314 | 49.6 |
实施例5 | 46.1 | 47.1 | 49.5 | 3.314 | 50.0 |
实施例6 | 44.2 | 46.3 | 48.3 | 3.316 | 50.7 |
比较例1 | 34.9 | 38.8 | 41.1 | 3.308 | 53.0 |
电解液和测试条件 | -20℃,1C放电 | ||||
3.1伏定点比率(%) | 3.0伏定点比率(%) | 2.75伏定点比率(%) | 中值电压(伏) | 终止内阻(毫欧姆) | |
实施例1 | 32.1 | 35.6 | 41.9 | 3.109 | 54.6 |
实施例2 | 32.6 | 33.6 | 40.6 | 3.104 | 55.1 |
实施例3 | 31.9 | 36.4 | 43.6 | 3.119 | 54.8 |
实施例4 | 30.1 | 33.8 | 41.8 | 3.108 | 53.6 |
实施例5 | 32.2 | 34.6 | 40.9 | 3.107 | 54.8 |
实施例6 | 31.2 | 35.7 | 40.6 | 3.109 | 56.8 |
比较例1 | 21.0 | 26.4 | 37.7 | 3.098 | 60.6 |
循环次数 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 比较例1 |
1 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 |
5 | 99.8 | 99.5 | 99.1 | 99.3 | 99.2 | 99.1 | 99.0 |
10 | 99.2 | 98.1 | 98.8 | 98.1 | 98.6 | 98.7 | 97.2 |
20 | 99.1 | 97.4 | 97.8 | 97.7 | 98.4 | 97.1 | 96.3 |
40 | 98.1 | 96.9 | 96.6 | 96.5 | 97.3 | 96.6 | 95.1 |
60 | 96.7 | 95.8 | 95.7 | 95.0 | 95.6 | 95.4 | 93.7 |
70 | 95.6 | 94.6 | 94.5 | 94.3 | 94.3 | 94.1 | 93.6 |
100 | 94.9 | 93.3 | 93.4 | 93.1 | 93.4 | 93.9 | 91.9 |
120 | 94.8 | 91.4 | 91.5 | 92.3 | 92.9 | 92.2 | 90.8 |
140 | 93.8 | 90.4 | 90.0 | 90.3 | 90.7 | 90.8 | 87.8 |
190 | 91.1 | 88.7 | 89.1 | 88.8 | 87.6 | 88.9 | 86.1 |
220 | 90.2 | 86.4 | 86.2 | 86.3 | 86.7 | 86.1 | 85.2 |
240 | 89.8 | 85.7 | 85.8 | 85.2 | 86.1 | 85.3 | 84.1 |
280 | 87.0 | 84.7 | 84.6 | 84.5 | 84.6 | 84.8 | 83.0 |
300 | 85.5 | 83.6 | 83.9 | 83.6 | 83.5 | 83.9 | 82.5 |
340 | 84.1 | 82.3 | 82.3 | 82.8 | 82.2 | 82.2 | 81.1 |
360 | 81.8 | 81.0 | 81.7 | 81.1 | 81.2 | 81.1 | 79.8 |
400 | 80.9 | 80.2 | 80.3 | 80.7 | 80.7 | 80.2 | 78.3 |
划线位置 | 循环前(微米) | 100次后(微米) | 100次的厚度差(微米) | 200次后(微米) | 200次的厚度差(微米) | 400次后(微米) | 400次的厚度差(微米) | |
实施例1 | 上部 | 4.52 | 4.58 | 0.06 | 4.65 | 0.13 | 4.84 | 0.32 |
中部 | 4.48 | 4.55 | 0.07 | 4.7 | 0.22 | 4.9 | 0.42 | |
下部 | 4.54 | 4.67 | 0.13 | 4.73 | 0.19 | 4.87 | 0.33 | |
平均厚度 | 4.51 | 4.60 | 0.09 | 4.69 | 0.18 | 4.87 | 0.36 | |
实施例2 | 上部 | 4.49 | 4.6 | 0.11 | 4.69 | 0.2 | 4.89 | 0.4 |
中部 | 4.51 | 4.68 | 0.17 | 4.8 | 0.29 | 4.97 | 0.46 | |
下部 | 4.51 | 4.65 | 0.14 | 4.78 | 0.27 | 4.92 | 0.41 | |
平均厚度 | 4.50 | 4.64 | 0.14 | 4.76 | 0.25 | 4.93 | 0.42 | |
实施例3 | 上部 | 4.47 | 4.67 | 0.2 | 4.75 | 0.28 | 4.9 | 0.43 |
中部 | 4.48 | 4.69 | 0.21 | 4.88 | 0.4 | 4.99 | 0.51 | |
下部 | 4.51 | 4.74 | 0.23 | 4.85 | 0.34 | 4.95 | 0.44 | |
平均厚度 | 4.49 | 4.70 | 0.21 | 4.83 | 0.34 | 4.95 | 0.46 | |
实施例4 | 上部 | 4.5 | 4.63 | 0.13 | 4.73 | 0.23 | 4.9 | 0.4 |
中部 | 4.51 | 4.69 | 0.18 | 4.83 | 0.32 | 4.99 | 0.48 | |
下部 | 4.49 | 4.65 | 0.16 | 4.8 | 0.31 | 4.91 | 0.42 | |
平均厚度 | 4.50 | 4.66 | 0.16 | 4.79 | 0.29 | 4.93 | 0.43 | |
实施例5 | 上部 | 4.54 | 4.59 | 0.05 | 4.7 | 0.16 | 4.87 | 0.33 |
中部 | 4.49 | 4.62 | 0.13 | 4.78 | 0.29 | 4.94 | 0.45 | |
下部 | 4.54 | 4.61 | 0.07 | 4.8 | 0.26 | 4.89 | 0.35 | |
平均厚度 | 4.52 | 4.61 | 0.08 | 4.76 | 0.24 | 4.90 | 0.38 | |
实施例6 | 上部 | 4.5 | 4.6 | 0.1 | 4.73 | 0.23 | 4.87 | 0.37 |
中部 | 4.51 | 4.64 | 0.13 | 4.79 | 0.28 | 4.97 | 0.46 | |
下部 | 4.53 | 4.61 | 0.08 | 4.79 | 0.26 | 4.92 | 0.39 | |
平均厚度 | 4.51 | 4.62 | 0.10 | 4.77 | 0.26 | 4.92 | 0.41 | |
比较例1 | 上部 | 4.54 | 4.8 | 0.26 | 4.82 | 0.28 | 5.12 | 0.58 |
中部 | 4.5 | 4.82 | 0.32 | 4.98 | 0.48 | 5.19 | 0.69 | |
下部 | 4.6 | 4.91 | 0.31 | 5.04 | 0.44 | 5.17 | 0.57 | |
平均厚度 | 4.55 | 4.84 | 0.30 | 4.95 | 0.40 | 5.16 | 0.61 |
Claims (14)
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CN104969401A (zh) * | 2012-12-17 | 2015-10-07 | 赛昂能源有限公司 | 锂离子电化学电池组、其组件及其制备和使用方法 |
CN105074996A (zh) * | 2013-04-01 | 2015-11-18 | 宇部兴产株式会社 | 非水电解液和使用了该非水电解液的蓄电设备 |
US10297827B2 (en) | 2004-01-06 | 2019-05-21 | Sion Power Corporation | Electrochemical cell, components thereof, and methods of making and using same |
US10854921B2 (en) | 2011-09-07 | 2020-12-01 | Sion Power Corporation | Electrochemical cell including electrolyte having insoluble nitrogen-containing material and battery including the cell |
US10985403B2 (en) | 2004-01-06 | 2021-04-20 | Sion Power Corporation | Electrolytes for lithium sulfur cells |
US11705555B2 (en) | 2010-08-24 | 2023-07-18 | Sion Power Corporation | Electrolyte materials for use in electrochemical cells |
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2005
- 2005-12-13 CN CNA2005101305258A patent/CN1983706A/zh active Pending
Cited By (9)
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US10297827B2 (en) | 2004-01-06 | 2019-05-21 | Sion Power Corporation | Electrochemical cell, components thereof, and methods of making and using same |
US10985403B2 (en) | 2004-01-06 | 2021-04-20 | Sion Power Corporation | Electrolytes for lithium sulfur cells |
US11705555B2 (en) | 2010-08-24 | 2023-07-18 | Sion Power Corporation | Electrolyte materials for use in electrochemical cells |
US10854921B2 (en) | 2011-09-07 | 2020-12-01 | Sion Power Corporation | Electrochemical cell including electrolyte having insoluble nitrogen-containing material and battery including the cell |
CN104969401A (zh) * | 2012-12-17 | 2015-10-07 | 赛昂能源有限公司 | 锂离子电化学电池组、其组件及其制备和使用方法 |
US10050308B2 (en) | 2012-12-17 | 2018-08-14 | Sion Power Corporation | Lithium-ion electrochemical cell, components thereof, and methods of making and using same |
US10468721B2 (en) | 2012-12-17 | 2019-11-05 | Sion Power Corporation | Lithium-ion electrochemical cell, components thereof, and methods of making and using same |
US11502334B2 (en) | 2012-12-17 | 2022-11-15 | Sion Power Corporation | Lithium-ion electrochemical cell, components thereof, and methods of making and using same |
CN105074996A (zh) * | 2013-04-01 | 2015-11-18 | 宇部兴产株式会社 | 非水电解液和使用了该非水电解液的蓄电设备 |
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Assignee: Shenzhen BYD Lithium Battery Co., Ltd. Assignor: Biyadi Co., Ltd. Contract fulfillment period: 2008.4.25 to 2012.11.19 contract change Contract record no.: 2008440000071 Denomination of invention: Electrolytic solution, lithium ion battery containing the same and their preparation method License type: Exclusive license Record date: 2008.5.13 Assignee: Huizhou Biyadi Industry Co., Ltd Assignor: Biyadi Co., Ltd. Contract fulfillment period: 2008.4.25 to 2012.11.19 contract change Contract record no.: 2008440000069 Denomination of invention: Electrolytic solution, lithium ion battery containing the same and their preparation method License type: General permission Record date: 2008.5.4 |
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