CN112054152B - 隔膜和电池 - Google Patents
隔膜和电池 Download PDFInfo
- Publication number
- CN112054152B CN112054152B CN202011062141.8A CN202011062141A CN112054152B CN 112054152 B CN112054152 B CN 112054152B CN 202011062141 A CN202011062141 A CN 202011062141A CN 112054152 B CN112054152 B CN 112054152B
- Authority
- CN
- China
- Prior art keywords
- catalyst
- battery
- separator
- coating
- coating layer
- 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
- 239000003054 catalyst Substances 0.000 claims abstract description 68
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000005977 Ethylene Substances 0.000 claims abstract description 22
- 239000004698 Polyethylene Substances 0.000 claims abstract description 13
- -1 polyethylene Polymers 0.000 claims abstract description 12
- 229920000573 polyethylene Polymers 0.000 claims abstract description 12
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 12
- 239000012528 membrane Substances 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims description 31
- 238000000576 coating method Methods 0.000 claims description 31
- 239000011247 coating layer Substances 0.000 claims description 28
- 239000000919 ceramic Substances 0.000 claims description 17
- 239000003792 electrolyte Substances 0.000 claims description 16
- 239000010410 layer Substances 0.000 claims description 16
- 239000010954 inorganic particle Substances 0.000 claims description 13
- 229920000620 organic polymer Polymers 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000002033 PVDF binder Substances 0.000 claims description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 6
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 2
- 229910052909 inorganic silicate Inorganic materials 0.000 claims description 2
- 239000000395 magnesium oxide Substances 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 2
- 239000013047 polymeric layer Substances 0.000 claims 2
- 229940094522 laponite Drugs 0.000 claims 1
- XCOBTUNSZUJCDH-UHFFFAOYSA-B lithium magnesium sodium silicate Chemical compound [Li+].[Li+].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Na+].[Na+].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3 XCOBTUNSZUJCDH-UHFFFAOYSA-B 0.000 claims 1
- 238000004880 explosion Methods 0.000 abstract description 7
- 239000002685 polymerization catalyst Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 18
- 238000012360 testing method Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000011267 electrode slurry Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005524 ceramic coating Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- 239000011954 Ziegler–Natta catalyst Substances 0.000 description 2
- 229910021383 artificial graphite Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 2
- 229910003002 lithium salt Inorganic materials 0.000 description 2
- 159000000002 lithium salts Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000012968 metallocene catalyst Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910002991 LiNi0.5Co0.2Mn0.3O2 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- 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 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- KWLMIXQRALPRBC-UHFFFAOYSA-L hectorite Chemical compound [Li+].[OH-].[OH-].[Na+].[Mg+2].O1[Si]2([O-])O[Si]1([O-])O[Si]([O-])(O1)O[Si]1([O-])O2 KWLMIXQRALPRBC-UHFFFAOYSA-L 0.000 description 1
- 229910000271 hectorite Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 238000009461 vacuum packaging Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Cell Separators (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011062141.8A CN112054152B (zh) | 2020-09-30 | 2020-09-30 | 隔膜和电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011062141.8A CN112054152B (zh) | 2020-09-30 | 2020-09-30 | 隔膜和电池 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112054152A CN112054152A (zh) | 2020-12-08 |
CN112054152B true CN112054152B (zh) | 2023-04-28 |
Family
ID=73605383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011062141.8A Active CN112054152B (zh) | 2020-09-30 | 2020-09-30 | 隔膜和电池 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112054152B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113540691A (zh) * | 2020-03-31 | 2021-10-22 | 比亚迪股份有限公司 | 一种锂离子电池隔膜及其制备方法、锂离子电池 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0203459A2 (en) * | 1985-05-27 | 1986-12-03 | ASAHI MEDICAL Co., Ltd. | A hydrophilic composite porous membrane, a method of producing the same and a plasma separator |
KR20170053809A (ko) * | 2015-11-06 | 2017-05-17 | 계명대학교 산학협력단 | 전기영동 증착법을 이용한 코발트―니켈 촉매기반 실리콘 계 탄소나노섬유 합성물 제조방법 및 이를 이용하는 이차전지 제조방법 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5580680A (en) * | 1994-06-27 | 1996-12-03 | Chaloner-Gill; Benjamin | Catalyst containing solid electrolytes |
EP1444748B1 (en) * | 2001-10-15 | 2008-08-13 | E.I. Du Pont De Nemours And Company | Solid polymer membrane for fuel cell with polyvinylamine imbibed therein for reducing methanol permeability |
CN1917949A (zh) * | 2004-02-13 | 2007-02-21 | 托塔尔石油化学产品研究弗吕公司 | 用于制备催化剂淤浆并将催化剂淤浆供应至聚合反应器的方法与装置 |
JP2008146963A (ja) * | 2006-12-08 | 2008-06-26 | Sony Corp | 非水電解質二次電池用セパレータ、非水電解質二次電池及び電池パック |
KR101503941B1 (ko) * | 2007-02-07 | 2015-03-18 | 가부시키가이샤 구라레 | 촉매층 및 그 제조 방법, 그리고 이 촉매층을 사용한 막-전극 접합체, 및 고체 고분자형 연료 전지 |
JP2011049079A (ja) * | 2009-08-28 | 2011-03-10 | Nissan Motor Co Ltd | 二次電池 |
CN102473984A (zh) * | 2010-04-28 | 2012-05-23 | 松下电器产业株式会社 | 二次电池 |
JP6021367B2 (ja) * | 2012-03-15 | 2016-11-09 | 株式会社東芝 | 非水電解質二次電池 |
KR20150091897A (ko) * | 2014-02-04 | 2015-08-12 | 주식회사 코캄 | 리튬 이차전지용 세퍼레이터 및 그를 포함하는 리튬 이차전지 |
JP5830187B2 (ja) * | 2014-03-03 | 2015-12-09 | 旭化成ケミカルズ株式会社 | ポリエチレンパウダー、微多孔膜、及び繊維 |
CN107903344A (zh) * | 2017-11-02 | 2018-04-13 | 上海化工研究院有限公司 | 生产聚烯烃隔膜专用料的催化剂及其制备方法和应用 |
JP2019091675A (ja) * | 2017-11-15 | 2019-06-13 | 栗田工業株式会社 | リチウムイオン電池用ガス吸収材 |
CN109535290B (zh) * | 2018-11-26 | 2020-06-16 | 上海化工研究院有限公司 | 适合生产超细粒径聚烯烃的催化剂及其制备方法和应用 |
-
2020
- 2020-09-30 CN CN202011062141.8A patent/CN112054152B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0203459A2 (en) * | 1985-05-27 | 1986-12-03 | ASAHI MEDICAL Co., Ltd. | A hydrophilic composite porous membrane, a method of producing the same and a plasma separator |
KR20170053809A (ko) * | 2015-11-06 | 2017-05-17 | 계명대학교 산학협력단 | 전기영동 증착법을 이용한 코발트―니켈 촉매기반 실리콘 계 탄소나노섬유 합성물 제조방법 및 이를 이용하는 이차전지 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
CN112054152A (zh) | 2020-12-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR102511721B1 (ko) | 리튬 이차전지용 양극 활물질 및 이를 포함하는 리튬 이차전지 | |
US20240097124A1 (en) | Positive active material, positive electrode plate and lithium-ion secondary battery | |
CN112151775A (zh) | 一种低产气高容量的三元正极材料 | |
US20130230773A1 (en) | Non-aqueous electrolyte battery | |
JP2023143957A (ja) | 正極活物質およびこれを含むリチウム二次電池 | |
CN115148960A (zh) | 负极极片及包含该负极极片的电化学装置、电子装置 | |
CN117393761A (zh) | 正极补锂材料及其制备方法、正极极片和二次电池 | |
CN112054152B (zh) | 隔膜和电池 | |
CN114597581B (zh) | 一种改性隔膜、制备方法及在锂离子电池中的应用 | |
CN113471629B (zh) | 一种复合涂层结构的隔膜及其制备方法 | |
CN114497553B (zh) | 正极添加剂及其制备方法、正极片和锂离子电池 | |
CN117321798A (zh) | 尖晶石镍锰酸锂材料及其制备方法 | |
US20210242499A1 (en) | Non-aqueous electrolyte power storage device and method for manufacturing non-aqueous electrolytic power storage device | |
CN115172865B (zh) | 一种复合固态电解质膜片及其制备方法和应用 | |
JP3111927B2 (ja) | 非水電解液二次電池及びその製造方法 | |
CN112038554A (zh) | 复合隔膜及其应用 | |
JP2005190953A (ja) | リチウム二次電池 | |
CN111725555A (zh) | 锂离子二次电池 | |
CN106784666B (zh) | 用于锂硫电池负极的碳包覆纳米硼锂复合材料的制备方法 | |
CN114267924A (zh) | 锂离子电池隔膜、锂离子电池以及动力装置 | |
JP2001167794A (ja) | 非水電解質電池 | |
CN114583385A (zh) | 一种锂电池复合安全隔膜、锂电池电芯及对应的制备方法 | |
CN114843598A (zh) | 一种固态电解质及其制备方法和应用、锂离子电池 | |
CN117977012A (zh) | 一种二次电池和用电装置 | |
CN118099389A (zh) | 硅碳复合材料、其制备方法及二次电池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Applicant after: Kaibo Energy Technology Co.,Ltd. Applicant after: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. Address before: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Applicant before: CHINA AVIATION LITHIUM BATTERY RESEARCH INSTITUTE Co.,Ltd. Applicant before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. Address after: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Applicant after: AVIC Innovation Technology Research Institute (Jiangsu) Co.,Ltd. Applicant after: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. Address before: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Applicant before: Kaibo Energy Technology Co.,Ltd. Applicant before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220110 Address after: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Applicant after: AVIC Innovation Technology Research Institute (Jiangsu) Co.,Ltd. Applicant after: Zhongchuangxin Aviation Technology Co.,Ltd. Address before: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Applicant before: AVIC Innovation Technology Research Institute (Jiangsu) Co.,Ltd. Applicant before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Applicant after: AVIC Innovation Technology Research Institute (Jiangsu) Co.,Ltd. Applicant after: China Innovation Aviation Technology Group Co.,Ltd. Address before: 166 Kejiao Road, Jintan District, Changzhou City, Jiangsu Province Applicant before: AVIC Innovation Technology Research Institute (Jiangsu) Co.,Ltd. Applicant before: Zhongchuangxin Aviation Technology Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |