CN103253717B - 一种小粒径镍钴锰酸锂前躯体的制备方法 - Google Patents
一种小粒径镍钴锰酸锂前躯体的制备方法 Download PDFInfo
- Publication number
- CN103253717B CN103253717B CN201310142370.4A CN201310142370A CN103253717B CN 103253717 B CN103253717 B CN 103253717B CN 201310142370 A CN201310142370 A CN 201310142370A CN 103253717 B CN103253717 B CN 103253717B
- Authority
- CN
- China
- Prior art keywords
- nickel
- cobalt
- manganese
- sodium hydroxide
- lithium manganate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002243 precursor Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 19
- HFCVPDYCRZVZDF-UHFFFAOYSA-N [Li+].[Co+2].[Ni+2].[O-][Mn]([O-])(=O)=O Chemical compound [Li+].[Co+2].[Ni+2].[O-][Mn]([O-])(=O)=O HFCVPDYCRZVZDF-UHFFFAOYSA-N 0.000 title abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 67
- 239000000463 material Substances 0.000 claims abstract description 28
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000002245 particle Substances 0.000 claims abstract description 24
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical class [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 13
- 238000005406 washing Methods 0.000 claims abstract description 13
- 239000010941 cobalt Chemical class 0.000 claims abstract description 10
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 10
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical class [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 10
- 230000032683 aging Effects 0.000 claims abstract description 9
- 239000011572 manganese Chemical class 0.000 claims abstract description 9
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 9
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical class [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052748 manganese Chemical class 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 6
- 239000008139 complexing agent Substances 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 235000011114 ammonium hydroxide Nutrition 0.000 claims abstract description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 32
- OVAQODDUFGFVPR-UHFFFAOYSA-N lithium cobalt(2+) dioxido(dioxo)manganese Chemical compound [Li+].[Mn](=O)(=O)([O-])[O-].[Co+2] OVAQODDUFGFVPR-UHFFFAOYSA-N 0.000 claims description 29
- 238000002360 preparation method Methods 0.000 claims description 18
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 claims description 17
- 229910021529 ammonia Inorganic materials 0.000 claims description 16
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- 241000220317 Rosa Species 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 5
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 5
- 150000002815 nickel Chemical class 0.000 claims description 5
- -1 polyoxyethylene Polymers 0.000 claims description 5
- 229910015150 Ni1/3Co1/3Mn1/3(OH)2 Inorganic materials 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 238000001471 micro-filtration Methods 0.000 claims description 4
- 230000035484 reaction time Effects 0.000 claims description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 2
- 238000005070 sampling Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 150000003863 ammonium salts Chemical class 0.000 abstract description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 1
- 239000012716 precipitator Substances 0.000 abstract 1
- 238000007873 sieving Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 28
- 229910001416 lithium ion Inorganic materials 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 238000000975 co-precipitation Methods 0.000 description 5
- IQNRLBUERLDDJA-UHFFFAOYSA-N O(O)O.[Co].[Mn].[Ni] Chemical compound O(O)O.[Co].[Mn].[Ni] IQNRLBUERLDDJA-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- CNFDGXZLMLFIJV-UHFFFAOYSA-L manganese(II) chloride tetrahydrate Chemical compound O.O.O.O.[Cl-].[Cl-].[Mn+2] CNFDGXZLMLFIJV-UHFFFAOYSA-L 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 239000001509 sodium citrate Substances 0.000 description 2
- 238000003980 solgel method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 description 2
- 229940038773 trisodium citrate Drugs 0.000 description 2
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 1
- ZVKRVGZVXQYLPZ-UHFFFAOYSA-N [Li].[V].P(O)(O)(O)=O Chemical compound [Li].[V].P(O)(O)(O)=O ZVKRVGZVXQYLPZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical class [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
Landscapes
- Battery Electrode And Active Subsutance (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310142370.4A CN103253717B (zh) | 2013-04-23 | 2013-04-23 | 一种小粒径镍钴锰酸锂前躯体的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310142370.4A CN103253717B (zh) | 2013-04-23 | 2013-04-23 | 一种小粒径镍钴锰酸锂前躯体的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103253717A CN103253717A (zh) | 2013-08-21 |
CN103253717B true CN103253717B (zh) | 2015-01-14 |
Family
ID=48957998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310142370.4A Active CN103253717B (zh) | 2013-04-23 | 2013-04-23 | 一种小粒径镍钴锰酸锂前躯体的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103253717B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109461925A (zh) * | 2018-06-29 | 2019-03-12 | 北京当升材料科技股份有限公司 | 一种单晶镍钴锰酸锂正极材料、前驱体及其制备方法 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103794778A (zh) * | 2014-02-18 | 2014-05-14 | 湖南桑顿新能源有限公司 | 一种高密度镍钴锰酸锂正极材料的制备方法 |
CN104201367B (zh) * | 2014-04-18 | 2017-03-08 | 宁夏东方钽业股份有限公司 | 高密度小粒径镍钴锰氢氧化物及其制备方法 |
CN104269548B (zh) * | 2014-08-26 | 2016-09-07 | 宁波金和新材料股份有限公司 | 一种镍钴锰前驱体材料制备过程中优化粒度分布的方法 |
CN104300145B (zh) * | 2014-10-10 | 2017-02-15 | 东莞市长安东阳光铝业研发有限公司 | 一种高振实改性镍钴锰酸锂正极材料的制备方法 |
CN104445442B (zh) * | 2014-12-09 | 2016-05-11 | 英德佳纳金属科技有限公司 | 一种低氯/硫、大粒径氢氧化钴及其制备方法 |
CN106784783B (zh) * | 2015-11-19 | 2019-07-05 | 荆门市格林美新材料有限公司 | 合成锂离子电池镍钴锰正极材料的方法 |
CN105731553A (zh) * | 2016-02-03 | 2016-07-06 | 广东佳纳能源科技有限公司 | 一种晶簇状三元正极材料前驱体及其制备方法 |
CN106025203A (zh) * | 2016-05-27 | 2016-10-12 | 湖南海纳新材料有限公司 | 一种连续式窄分布锂电池用三元前驱体的制备方法 |
CN106745336B (zh) * | 2016-12-28 | 2018-02-13 | 杉杉能源(宁夏)有限公司 | 一种纳米片团聚二次颗粒的镍钴锰酸锂前驱体及其制备方法 |
CN107915263B (zh) * | 2017-08-31 | 2020-01-14 | 广东佳纳能源科技有限公司 | 一种小粒径三元正极材料前驱体的制备方法 |
CN109896554A (zh) * | 2017-12-11 | 2019-06-18 | 河南科隆新能源股份有限公司 | 一种多元素掺杂型镍钴锰氢氧化物、设备及其制备方法 |
CN109987643A (zh) * | 2017-12-29 | 2019-07-09 | 荆门市格林美新材料有限公司 | 一种层状羟基氧化钴前驱体的制备方法 |
KR102231062B1 (ko) * | 2018-03-09 | 2021-03-23 | 주식회사 엘지화학 | 양극 활물질, 그 제조 방법, 이를 포함하는 양극 및 이차전지 |
CN110600683B (zh) * | 2018-06-13 | 2020-07-31 | 浙江帕瓦新能源股份有限公司 | 一种半连续式三元前驱体的制备方法 |
CN108946827B (zh) * | 2018-07-03 | 2020-09-29 | 华友新能源科技(衢州)有限公司 | 一种超小粒径镍钴锰氢氧化物及其制备方法 |
CN109037670A (zh) * | 2018-07-10 | 2018-12-18 | 湖南鸿捷新材料有限公司 | 一种连续性制备小颗粒三元前驱体材料的方法 |
CN113130886A (zh) * | 2019-12-30 | 2021-07-16 | 荆门市格林美新材料有限公司 | 一种超细高镍三元前驱体的制备方法及其应用 |
CN112661190B (zh) * | 2021-02-07 | 2022-09-30 | 中国科学院兰州化学物理研究所 | 一种四氧化三锰纳米颗粒的制备及应用 |
CN113443656B (zh) * | 2021-06-07 | 2022-11-15 | 四川三联新材料有限公司 | 一种钴酸锂前驱体、正极材料及其制备方法 |
CN113415830B (zh) * | 2021-08-24 | 2021-11-05 | 金驰能源材料有限公司 | 锂离子电池正极材料前驱体的制备方法 |
CN114436344B (zh) * | 2022-01-24 | 2023-07-07 | 广东邦普循环科技有限公司 | 具有大通道的正极材料前驱体的制备方法及其应用 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1283014C (zh) * | 2004-12-30 | 2006-11-01 | 清华大学 | 锂离子电池正极材料高密度球形镍钴锰酸锂的制备方法 |
CN100585922C (zh) * | 2006-12-15 | 2010-01-27 | 中国电子科技集团公司第十八研究所 | 锂离子电池正极材料氧化镍钴锰锂的制备方法 |
CN102751485B (zh) * | 2012-07-17 | 2015-09-16 | 中国电子科技集团公司第十八研究所 | 锂离子电池用复合正极材料的制备方法 |
-
2013
- 2013-04-23 CN CN201310142370.4A patent/CN103253717B/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109461925A (zh) * | 2018-06-29 | 2019-03-12 | 北京当升材料科技股份有限公司 | 一种单晶镍钴锰酸锂正极材料、前驱体及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103253717A (zh) | 2013-08-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103253717B (zh) | 一种小粒径镍钴锰酸锂前躯体的制备方法 | |
CN107565125B (zh) | 一种高电压镍钴锰酸锂前驱体及其制备方法和高电压镍钴锰酸锂正极材料 | |
CN108878818B (zh) | 核壳结构镍钴锰三元正极材料前驱体及其制备方法 | |
CN106745336B (zh) | 一种纳米片团聚二次颗粒的镍钴锰酸锂前驱体及其制备方法 | |
CN107342417B (zh) | 一种具有特定形貌的高镍型镍钴锰酸锂前驱体及其制备方法 | |
CN107324405B (zh) | 一种镍钴锰酸锂材料前驱体及其制备方法、以及由该前驱体制备的锂离子电池 | |
CN103715409B (zh) | 一种包覆型镍锰酸锂锂离子电池正极材料的制备方法 | |
CN102315429B (zh) | 锂离子电池正极材料固相法掺杂铝的制备方法 | |
CN105304893A (zh) | 一种锂离子电池正极活性材料镍锰酸锂的制备方法 | |
CN102306751B (zh) | 锂离子电池正极材料湿法包覆铝的制备方法 | |
CN104201367A (zh) | 高密度小粒径镍钴锰氢氧化物及其制备方法 | |
CN105322154B (zh) | 一种特殊形貌的电极活性物质前驱体镍锰氧化物 | |
CN108946827A (zh) | 一种超小粒径镍钴锰氢氧化物及其制备方法 | |
CN103570083B (zh) | 一种锂离子电池正极材料镍钴铝球形前驱体的制备方法 | |
CN105244501A (zh) | 一种锂离子电池电极活性物质前驱体碳酸锰镍 | |
CN103247793B (zh) | 高性能复合型球形锂离子二次电池正极材料及制备方法 | |
CN107963672B (zh) | 一种粗晶须中粒径镍钴锰氢氧化物的制备方法 | |
CN104319391A (zh) | 一种锂电池用高镍低钴低锰三元正极材料前驱体的制备方法 | |
CN112794369B (zh) | 纳米钴酸锂正极材料的制备方法及其应用 | |
CN105355910A (zh) | 一种锂离子电池正极材料球形镍钴铝酸锂的制备方法 | |
CN104600285A (zh) | 一种球形镍锰酸锂正极材料的制备方法 | |
CN107364901A (zh) | 一种高电压尖晶石镍锰酸锂正极材料及其制备方法 | |
CN104649336A (zh) | 一种球形镍钴铝氢氧化物前驱体的制备方法 | |
CN108862406A (zh) | 一种碳酸盐前驱体及其制备方法和应用 | |
CN113206242A (zh) | 一种镍钴锰铝四元前驱体及正极材料和制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211230 Address after: 753000 Zhongse Dongfang Hospital, Xinsheng Road, Dawukou Industrial Park, Shizuishan City, Ningxia Hui Autonomous Region Patentee after: Ningxia Zhongse Jinhui new energy Co.,Ltd. Address before: 753000 metallurgical Road, Dawukou District, the Ningxia Hui Autonomous Region, Shizuishan Patentee before: NINGXIA ORIENT TANTALUM INDUSTRY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240103 Address after: 753000 No. 119 metallurgical Road, Dawukou District, the Ningxia Hui Autonomous Region, Shizuishan Patentee after: Ningxia medium color new materials Co.,Ltd. Address before: 753000 Zhongse Dongfang Hospital, Xinsheng Road, Dawukou Industrial Park, Shizuishan City, Ningxia Hui Autonomous Region Patentee before: Ningxia Zhongse Jinhui new energy Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20241008 Address after: 753000 Yejin Road, Shizuishan City, Ningxia Patentee after: CNMC NINGXIA ORIENT GROUP Co.,Ltd. Country or region after: China Address before: 753000 No. 119 metallurgical Road, Dawukou District, the Ningxia Hui Autonomous Region, Shizuishan Patentee before: Ningxia medium color new materials Co.,Ltd. Country or region before: China |