CN102192886B - 锂离子电池电解液中锂盐的测定方法 - Google Patents
锂离子电池电解液中锂盐的测定方法 Download PDFInfo
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- CN102192886B CN102192886B CN201010131264.2A CN201010131264A CN102192886B CN 102192886 B CN102192886 B CN 102192886B CN 201010131264 A CN201010131264 A CN 201010131264A CN 102192886 B CN102192886 B CN 102192886B
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- lithium
- water
- ion battery
- lithium salt
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- 229910003002 lithium salt Inorganic materials 0.000 title claims abstract description 54
- 159000000002 lithium salts Chemical class 0.000 title claims abstract description 54
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 35
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000003792 electrolyte Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000012074 organic phase Substances 0.000 claims abstract description 9
- 238000000605 extraction Methods 0.000 claims abstract description 5
- 239000008151 electrolyte solution Substances 0.000 claims description 23
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 15
- 229910052744 lithium Inorganic materials 0.000 claims description 15
- 238000003556 assay Methods 0.000 claims description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 229910013870 LiPF 6 Inorganic materials 0.000 claims description 5
- 238000007865 diluting Methods 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 4
- 239000012086 standard solution Substances 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 241001411320 Eriogonum inflatum Species 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000013517 stratification Methods 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 abstract description 6
- 239000012071 phase Substances 0.000 abstract 3
- 239000000523 sample Substances 0.000 description 30
- 238000004364 calculation method Methods 0.000 description 6
- 238000010790 dilution Methods 0.000 description 5
- 239000012895 dilution Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000003960 organic solvent Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- -1 methyl ethyl carbonate alkene ester Chemical class 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005048 flame photometry Methods 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (3)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN201010131264.2A CN102192886B (zh) | 2010-03-17 | 2010-03-17 | 锂离子电池电解液中锂盐的测定方法 |
HK12102031.3A HK1161640A1 (zh) | 2010-03-17 | 2012-02-29 | 鋰離子電池電解液中鋰鹽的測定方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010131264.2A CN102192886B (zh) | 2010-03-17 | 2010-03-17 | 锂离子电池电解液中锂盐的测定方法 |
Publications (2)
Publication Number | Publication Date |
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CN102192886A CN102192886A (zh) | 2011-09-21 |
CN102192886B true CN102192886B (zh) | 2014-11-19 |
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CN201010131264.2A Active CN102192886B (zh) | 2010-03-17 | 2010-03-17 | 锂离子电池电解液中锂盐的测定方法 |
Country Status (2)
Country | Link |
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CN (1) | CN102192886B (zh) |
HK (1) | HK1161640A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105548146A (zh) * | 2015-12-09 | 2016-05-04 | 九江天赐高新材料有限公司 | 锂离子电池电解液中六氟磷酸锂浓度的测定方法 |
CN105628685B (zh) * | 2015-12-30 | 2019-04-23 | 宁德时代新能源科技股份有限公司 | 一种锂离子电池芯中电解液分布的测定方法 |
CN107807150A (zh) * | 2016-09-08 | 2018-03-16 | 甘肃立焘新能源科技发展有限公司 | 一种无机电解质锂盐含量的检测方法 |
CN106769917B (zh) * | 2016-11-23 | 2019-09-06 | 合肥国轩高科动力能源有限公司 | 一种火焰原子吸收法测定电池壳体表面残留锂盐的样品处理方法 |
CN109283286A (zh) * | 2017-07-21 | 2019-01-29 | 天津金牛电源材料有限责任公司 | 一种二氟氧磷锂的检测方法 |
CN108181299A (zh) * | 2017-12-11 | 2018-06-19 | 合肥国轩高科动力能源有限公司 | 一种锂离子电池电解液中锂盐含量的检测方法 |
CN109946366B (zh) * | 2017-12-20 | 2022-03-08 | 张家港市国泰华荣化工新材料有限公司 | 锂离子电池电解液中金属杂质的测定方法 |
CN110658183A (zh) * | 2018-06-28 | 2020-01-07 | 张家港市国泰华荣化工新材料有限公司 | 镍氢电解液中电解质含量的测定方法 |
CN109612978B (zh) * | 2018-10-30 | 2022-02-25 | 欣旺达电子股份有限公司 | 锂离子电池电极膜片补锂量检测方法 |
CN109900684A (zh) * | 2019-04-22 | 2019-06-18 | 杉杉新材料(衢州)有限公司 | 一种锂离子电池电解液中锂盐含量的测定方法 |
CN111474165A (zh) * | 2020-04-03 | 2020-07-31 | 河南华瑞高新材料有限公司 | 一种使用icp测试锂离子功能电解液中六氟磷酸锂浓度含量的方法 |
Citations (6)
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US5426055A (en) * | 1994-02-22 | 1995-06-20 | Valence Technology, Inc. | Method to detect Lewis acid decomposition products in lithium salt-containing nonaqueous electrolyte |
JP3358657B2 (ja) * | 2000-03-07 | 2002-12-24 | 株式会社ユアサコーポレーション | リチウム電池用電解液の検査方法 |
CN1621808A (zh) * | 2004-12-10 | 2005-06-01 | 张家港市国泰华荣化工新材料有限公司 | 锂离子电池电解液中锂盐测定方法 |
JP2006057142A (ja) * | 2004-08-20 | 2006-03-02 | Sumitomo Metal Mining Co Ltd | リチウムの回収方法 |
CN1888889A (zh) * | 2006-07-21 | 2007-01-03 | 天津力神电池股份有限公司 | 一种测定锂离子电池电解液中有机组分的方法 |
CN1888893A (zh) * | 2006-07-21 | 2007-01-03 | 天津力神电池股份有限公司 | 一种测定锂离子电池电解液中锂盐浓度的离子色谱方法 |
-
2010
- 2010-03-17 CN CN201010131264.2A patent/CN102192886B/zh active Active
-
2012
- 2012-02-29 HK HK12102031.3A patent/HK1161640A1/zh unknown
Patent Citations (6)
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US5426055A (en) * | 1994-02-22 | 1995-06-20 | Valence Technology, Inc. | Method to detect Lewis acid decomposition products in lithium salt-containing nonaqueous electrolyte |
JP3358657B2 (ja) * | 2000-03-07 | 2002-12-24 | 株式会社ユアサコーポレーション | リチウム電池用電解液の検査方法 |
JP2006057142A (ja) * | 2004-08-20 | 2006-03-02 | Sumitomo Metal Mining Co Ltd | リチウムの回収方法 |
CN1621808A (zh) * | 2004-12-10 | 2005-06-01 | 张家港市国泰华荣化工新材料有限公司 | 锂离子电池电解液中锂盐测定方法 |
CN1888889A (zh) * | 2006-07-21 | 2007-01-03 | 天津力神电池股份有限公司 | 一种测定锂离子电池电解液中有机组分的方法 |
CN1888893A (zh) * | 2006-07-21 | 2007-01-03 | 天津力神电池股份有限公司 | 一种测定锂离子电池电解液中锂盐浓度的离子色谱方法 |
Non-Patent Citations (8)
Title |
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Evaluation of lithium determination in three analyzers: flame emission, flame atomic absorption spectroscopy and ion selective electrode;Mehri Aliasgharpour, et al;《North American journal of medical sciences》;20091031;第1卷(第5期);244-246 * |
HIDEKI OGINO等.过二硫酸铵法从LiMn_2O_4中萃取锂及所获得的吸附剂对锂同位素的选择性.《过滤与分离》.2000,第10卷(第01期), * |
ICP-AES法测定蓄电池电解液中锂;王民贤;《理化检验.化学分册》;19981231;第34卷(第12期);555-556 * |
ICP-AES法测定锂离子电池电解液中金属杂质元素;陈黎明;《福建分析测试》;20090715;第18卷(第03期);50-51 * |
Mehri Aliasgharpour, et al.Evaluation of lithium determination in three analyzers: flame emission, flame atomic absorption spectroscopy and ion selective electrode.《North American journal of medical sciences》.2009,第1卷(第5期), * |
王民贤.ICP-AES法测定蓄电池电解液中锂.《理化检验.化学分册》.1998,第34卷(第12期), * |
过二硫酸铵法从LiMn_2O_4中萃取锂及所获得的吸附剂对锂同位素的选择性;HIDEKI OGINO等;《过滤与分离》;20000320;第10卷(第01期);41-45 * |
陈黎明.ICP-AES法测定锂离子电池电解液中金属杂质元素.《福建分析测试》.2009,第18卷(第03期), * |
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Publication number | Publication date |
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HK1161640A1 (zh) | 2012-07-27 |
CN102192886A (zh) | 2011-09-21 |
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