KR101751421B1 - 치환된 리튬 망간 금속 인산화물 - Google Patents
치환된 리튬 망간 금속 인산화물 Download PDFInfo
- Publication number
- KR101751421B1 KR101751421B1 KR1020147028681A KR20147028681A KR101751421B1 KR 101751421 B1 KR101751421 B1 KR 101751421B1 KR 1020147028681 A KR1020147028681 A KR 1020147028681A KR 20147028681 A KR20147028681 A KR 20147028681A KR 101751421 B1 KR101751421 B1 KR 101751421B1
- Authority
- KR
- South Korea
- Prior art keywords
- lithium
- manganese metal
- carbon
- manganese
- metal phosphate
- Prior art date
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
- 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
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1397—Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/364—Composites as mixtures
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
-
- 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
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010006077.1A DE102010006077B4 (de) | 2010-01-28 | 2010-01-28 | Substituiertes Lithium-Mangan-Metallphosphat |
DE102010006077.1 | 2010-01-28 | ||
PCT/EP2011/051199 WO2011092281A1 (de) | 2010-01-28 | 2011-01-28 | Substituiertes lithium-mangan-metallphosphat |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020127022058A Division KR20120123468A (ko) | 2010-01-28 | 2011-01-28 | 치환된 리튬 망간 금속 인산화물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20140134706A KR20140134706A (ko) | 2014-11-24 |
KR101751421B1 true KR101751421B1 (ko) | 2017-06-27 |
Family
ID=43569430
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020127022058A KR20120123468A (ko) | 2010-01-28 | 2011-01-28 | 치환된 리튬 망간 금속 인산화물 |
KR1020147028681A KR101751421B1 (ko) | 2010-01-28 | 2011-01-28 | 치환된 리튬 망간 금속 인산화물 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020127022058A KR20120123468A (ko) | 2010-01-28 | 2011-01-28 | 치환된 리튬 망간 금속 인산화물 |
Country Status (9)
Country | Link |
---|---|
US (1) | US9577244B2 (pt-PT) |
EP (1) | EP2528863B1 (pt-PT) |
JP (2) | JP6199559B2 (pt-PT) |
KR (2) | KR20120123468A (pt-PT) |
CN (2) | CN107954407A (pt-PT) |
CA (1) | CA2788038C (pt-PT) |
DE (1) | DE102010006077B4 (pt-PT) |
TW (1) | TW201132581A (pt-PT) |
WO (1) | WO2011092281A1 (pt-PT) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010006077B4 (de) * | 2010-01-28 | 2014-12-11 | Süd-Chemie Ip Gmbh & Co. Kg | Substituiertes Lithium-Mangan-Metallphosphat |
DE102010006083B4 (de) * | 2010-01-28 | 2014-12-11 | Süd-Chemie Ip Gmbh & Co. Kg | Substituiertes Lithium-Mangan-Metallphosphat |
WO2012087916A1 (en) * | 2010-12-21 | 2012-06-28 | Physical Sciences, Inc | Method of forming a metal phosphate coated cathode for improved cathode material safety |
DE102011056816A1 (de) * | 2011-12-21 | 2013-08-01 | Chemische Fabrik Budenheim Kg | Mangan enthaltende Metallphosphate und Verfahren zu deren Herstellung |
CN102569802A (zh) * | 2012-02-29 | 2012-07-11 | 恒正科技(苏州)有限公司 | 一种电化学活性材料的制备方法 |
WO2014004789A2 (en) * | 2012-06-27 | 2014-01-03 | Precursor Energetics, Inc. | Molecular precursors for synthesis of lithium-iron-containing cathode materials |
EP2698346A1 (en) * | 2012-08-14 | 2014-02-19 | Clariant International Ltd. | Mixed sulphate containing lithium-manganese-metal phosphate |
CA2894494A1 (en) * | 2012-12-21 | 2014-06-26 | Dow Global Technologies Llc | Lmfp cathode materials with improved electrochemical performance |
JP6239095B2 (ja) * | 2013-05-08 | 2017-11-29 | 台湾立凱電能科技股▲ふん▼有限公司 | 電池複合材料及びその前駆体の製造方法 |
JP5700345B2 (ja) * | 2013-07-19 | 2015-04-15 | 太平洋セメント株式会社 | リン酸マンガンリチウム正極活物質前駆体の製造方法 |
JP5688128B2 (ja) * | 2013-08-29 | 2015-03-25 | 太平洋セメント株式会社 | リン酸マンガンリチウム正極活物質及びその製造方法 |
JP6056780B2 (ja) * | 2014-01-31 | 2017-01-11 | 株式会社デンソー | 非水電解質二次電池用正極活物質及びその製造方法並びに非水電解質二次電池 |
US9692054B2 (en) | 2014-12-26 | 2017-06-27 | Sumitomo Osaka Cement Co., Ltd. | Electrode material for lithium ion secondary battery, electrode for lithium ion secondary battery, and lithium ion secondary battery |
KR20160083630A (ko) * | 2014-12-31 | 2016-07-12 | 삼성에스디아이 주식회사 | 리튬이차전지용 올리빈형 양극 활물질, 그것의 제조방법 및 그것을 포함하는 리튬이차전지 |
JP5930105B1 (ja) * | 2015-07-10 | 2016-06-08 | 住友大阪セメント株式会社 | リチウムイオン二次電池用正極材料、リチウムイオン二次電池用正極、リチウムイオン二次電池 |
EP3352261A4 (en) * | 2015-09-14 | 2019-04-17 | Kabushiki Kaisha Toshiba | NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK |
JP5928648B1 (ja) | 2015-09-30 | 2016-06-01 | 住友大阪セメント株式会社 | リチウムイオン二次電池用電極材料 |
JP6629110B2 (ja) * | 2016-03-16 | 2020-01-15 | 株式会社東芝 | 非水電解質電池、電池パックおよび車両 |
US11522191B2 (en) | 2016-03-16 | 2022-12-06 | Kabushiki Kaisha Toshiba | Nonaqueous electrolyte battery, battery pack and vehicle |
JP6280961B2 (ja) * | 2016-07-28 | 2018-02-14 | 太平洋セメント株式会社 | リン酸リチウム系正極活物質の製造方法 |
KR102553570B1 (ko) * | 2018-06-27 | 2023-07-10 | 삼성전자 주식회사 | 리튬 이온 전지용 양극 활물질 및 이를 포함하는 리튬 이온 전지 |
CN109360949A (zh) * | 2018-09-13 | 2019-02-19 | 德阳威旭锂电科技有限责任公司 | 一种水/溶剂热法大量制备碳包覆磷酸锰铁锂的方法 |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5910382A (en) | 1996-04-23 | 1999-06-08 | Board Of Regents, University Of Texas Systems | Cathode materials for secondary (rechargeable) lithium batteries |
US6514640B1 (en) | 1996-04-23 | 2003-02-04 | Board Of Regents, The University Of Texas System | Cathode materials for secondary (rechargeable) lithium batteries |
KR20010071312A (ko) | 1998-05-29 | 2001-07-28 | 마크 에프. 웍터 | 하이포포스파이트 존재 하에서 폴리아미드의 핵화 |
US6528033B1 (en) | 2000-01-18 | 2003-03-04 | Valence Technology, Inc. | Method of making lithium-containing materials |
CA2344903C (en) * | 2000-04-25 | 2013-03-05 | Sony Corporation | Positive electrode active material and non-aqueous electrolyte cell |
JP4495336B2 (ja) | 2000-11-10 | 2010-07-07 | 株式会社Kri | 鉄リン酸リチウムの製造方法。 |
DE10117904B4 (de) | 2001-04-10 | 2012-11-15 | Zentrum für Sonnenenergie- und Wasserstoff-Forschung Baden-Württemberg Gemeinnützige Stiftung | Binäre, ternäre und quaternäre Lithiumeisenphosphate, Verfahren zu ihrer Herstellung und ihre Verwendung |
JP2003323894A (ja) | 2002-05-02 | 2003-11-14 | Kri Inc | 二次電池用正極材料の製造方法及びそれを用いた二次電池 |
JP2004063422A (ja) * | 2002-07-31 | 2004-02-26 | Sony Corp | 正極活物質、並びに非水電解質電池 |
DE10353266B4 (de) | 2003-11-14 | 2013-02-21 | Süd-Chemie Ip Gmbh & Co. Kg | Lithiumeisenphosphat, Verfahren zu seiner Herstellung und seine Verwendung als Elektrodenmaterial |
US7008726B2 (en) | 2004-01-22 | 2006-03-07 | Valence Technology, Inc. | Secondary battery electrode active materials and methods for making the same |
US7629080B1 (en) * | 2004-07-23 | 2009-12-08 | The United States Of America As Represented By The Secretary Of The Army | Electrode materials for electrochemical cells |
EP1936721B1 (en) * | 2005-09-21 | 2015-11-11 | Kanto Denka Kogyo Co., Ltd. | Positive electrode active material, method for producing same, and nonaqueous electrolyte battery having positive electrode containing positive electrode active material |
EP1939959B8 (en) * | 2005-09-21 | 2012-09-26 | Kanto Denka Kogyo Co., Ltd. | Method of producing positive electrode active material and nonaqueous electrolyte battery using same |
US20070072676A1 (en) | 2005-09-29 | 2007-03-29 | Shumeet Baluja | Using information from user-video game interactions to target advertisements, such as advertisements to be served in video games for example |
WO2008018633A1 (fr) * | 2006-08-09 | 2008-02-14 | Kanto Denka Kogyo Co., Ltd. | Composé ayant une structure d'olivine, procédé de fabrication de celui-ci, matière active d'électrode positive utilisant le composé ayant une structure d'olivine et batterie à électrolyte non-acqueux |
CA2672954C (en) | 2006-12-22 | 2014-07-22 | Umicore | Synthesis of crystalline nanometric lifempo4 |
KR101401836B1 (ko) * | 2006-12-22 | 2014-05-29 | 썽뜨르 나쇼날르 드 라 르쉐르쉐 씨엉띠삐끄 | 결정성 나노메트릭 LiFeMPO₄의 합성 방법 |
CN101207197B (zh) * | 2006-12-22 | 2011-01-12 | 比亚迪股份有限公司 | 锂离子电池正极材料和含有该材料的正极和锂离子电池 |
WO2009009758A2 (en) | 2007-07-12 | 2009-01-15 | A123 Systems, Inc. | Multifunctional mixed metal olivines for lithium ion batteries |
JP5314258B2 (ja) * | 2007-07-27 | 2013-10-16 | 関東電化工業株式会社 | オリビン型リン酸鉄リチウム化合物及びその製造方法、並びにオリビン型リン酸鉄リチウム化合物を使用する正極活物質及び非水電解質電池 |
JP5322259B2 (ja) * | 2008-02-06 | 2013-10-23 | Necエナジーデバイス株式会社 | 二次電池用正極およびこれを使用したリチウム二次電池 |
KR101215416B1 (ko) | 2008-03-26 | 2012-12-26 | 비와이디 컴퍼니 리미티드 | 리튬 배터리용 캐쏘드 물질 |
WO2009127901A1 (en) * | 2008-04-14 | 2009-10-22 | High Power Lithium S.A. | Lithium metal phosphate/carbon nanocomposites as cathode active materials for secondary lithium batteries |
JP2009302044A (ja) | 2008-05-14 | 2009-12-24 | Tokyo Institute Of Technology | 無機物粒子の製造方法、及びそれを用いた二次電池正極並びに二次電池 |
EP2383820B1 (en) | 2009-01-15 | 2014-03-26 | GS Yuasa International Ltd. | Positive electrode active material for lithium secondary battery, and lithium secondary battery |
US8022009B2 (en) | 2009-01-16 | 2011-09-20 | Intematix Corporation | Process for synthesizing LixFeMZO4/ carbon and LixMZO4/ carbon composite materials |
DE102009020832A1 (de) | 2009-05-11 | 2010-11-25 | Süd-Chemie AG | Verbundmaterial enthaltend ein gemischtes Lithium-Metalloxid |
DE102010006077B4 (de) * | 2010-01-28 | 2014-12-11 | Süd-Chemie Ip Gmbh & Co. Kg | Substituiertes Lithium-Mangan-Metallphosphat |
DE102010006083B4 (de) | 2010-01-28 | 2014-12-11 | Süd-Chemie Ip Gmbh & Co. Kg | Substituiertes Lithium-Mangan-Metallphosphat |
-
2010
- 2010-01-28 DE DE102010006077.1A patent/DE102010006077B4/de not_active Expired - Fee Related
-
2011
- 2011-01-18 TW TW100101749A patent/TW201132581A/zh unknown
- 2011-01-28 JP JP2012550457A patent/JP6199559B2/ja active Active
- 2011-01-28 CN CN201711231684.6A patent/CN107954407A/zh active Pending
- 2011-01-28 EP EP11701274.0A patent/EP2528863B1/de active Active
- 2011-01-28 WO PCT/EP2011/051199 patent/WO2011092281A1/de active Application Filing
- 2011-01-28 KR KR1020127022058A patent/KR20120123468A/ko active Search and Examination
- 2011-01-28 KR KR1020147028681A patent/KR101751421B1/ko active IP Right Grant
- 2011-01-28 CN CN2011800078250A patent/CN102947219A/zh active Pending
- 2011-01-28 US US13/575,665 patent/US9577244B2/en active Active
- 2011-01-28 CA CA2788038A patent/CA2788038C/en active Active
-
2017
- 2017-07-14 JP JP2017138641A patent/JP2018014324A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CA2788038C (en) | 2015-04-28 |
CN102947219A (zh) | 2013-02-27 |
EP2528863A1 (de) | 2012-12-05 |
JP2013518378A (ja) | 2013-05-20 |
JP6199559B2 (ja) | 2017-09-20 |
TW201132581A (en) | 2011-10-01 |
WO2011092281A8 (de) | 2011-10-13 |
WO2011092281A1 (de) | 2011-08-04 |
CN107954407A (zh) | 2018-04-24 |
EP2528863B1 (de) | 2017-01-04 |
CA2788038A1 (en) | 2011-08-04 |
DE102010006077B4 (de) | 2014-12-11 |
US20140356720A1 (en) | 2014-12-04 |
US9577244B2 (en) | 2017-02-21 |
DE102010006077A1 (de) | 2011-08-18 |
KR20140134706A (ko) | 2014-11-24 |
JP2018014324A (ja) | 2018-01-25 |
KR20120123468A (ko) | 2012-11-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101751421B1 (ko) | 치환된 리튬 망간 금속 인산화물 | |
KR101532943B1 (ko) | 치환된 리튬 망간 금속 인산화물 | |
KR101358516B1 (ko) | 정극 활물질의 제조 방법 및 그것을 사용한 비수 전해질전지 | |
EP2615673B1 (en) | Positive electrode active material for a lithium secondary battery, method for producing same, and lithium secondary battery comprising same | |
CA2741081C (en) | Cathode active material providing improved efficiency and energy density of electrode | |
JP6574133B2 (ja) | 混合硫酸塩含有リン酸マンガン金属リチウム | |
EP2698345A1 (en) | Mixed sulphate containing lithium-iron phosphate | |
KR20140082635A (ko) | 리튬 인산 망간 및 이를 포함하는 복합 재료 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A107 | Divisional application of patent | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
N231 | Notification of change of applicant | ||
N231 | Notification of change of applicant | ||
GRNT | Written decision to grant |