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Negative Electrode Active Material, Negative Electrode Comprising Same Negative Electrode Active Material, And Secondary Battery Comprising Same Negative Electrode
Abstract: The present invention relates to a negative electrode active material which comprises a carbonaceous matrix comprising a first particle and a second particle, wherein: the first particle comprises a silicon core, an oxide film layer disposed on the silicon core and comprising SiOx (0
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
05 May 2020
Publication Number
32/2020
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
mahua.ray@remfry.com
Parent Application
Patent Number
Legal Status
Grant Date
2023-12-07
Renewal Date
Applicants
LG CHEM, LTD.
128, Yeoui-daero,
Yeongdeungpo-gu,
Seoul 07336
Inventors
1. CHOI, Jung Hyun
LG Chem Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
2. LEE, Yong Ju
LG Chem Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
3. KIM, Eun Kyung
LG Chem Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
4. JO, Rae Hwan
LG Chem Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
5. LEE, Su Min
LG Chem Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
6. KIM, Dong Hyuk
LG Chem Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
7. PARK, Se Mi
LG Chem Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
8. OH, Il Geun
LG Chem Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
Specification
[One]
Mutual citations with related applications
[2]
This application claims the benefit of priority based on Korean Patent Application No. 10-2017-0148838 filed on November 9, 2017, and all contents disclosed in the literature of the Korean patent application are incorporated as part of this specification.
[3]
[4]
Technology field
[5]
The present invention relates to a negative electrode active material, a negative electrode comprising the negative electrode active material, and a secondary battery including the negative electrode, specifically, the negative electrode active material includes a carbonaceous matrix including first particles and second particles, and The first particles include a silicon core; An oxide layer disposed on the silicon core and including SiO x (0
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202017019082-IntimationOfGrant07-12-2023.pdf | 2023-12-07 |
| 1 | 202017019082-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [05-05-2020(online)].pdf | 2020-05-05 |
| 2 | 202017019082-PatentCertificate07-12-2023.pdf | 2023-12-07 |
| 2 | 202017019082-STATEMENT OF UNDERTAKING (FORM 3) [05-05-2020(online)].pdf | 2020-05-05 |
| 3 | 202017019082-Response to office action [26-10-2023(online)].pdf | 2023-10-26 |
| 3 | 202017019082-PRIORITY DOCUMENTS [05-05-2020(online)].pdf | 2020-05-05 |
| 4 | 202017019082-FORM 3 [31-07-2023(online)].pdf | 2023-07-31 |
| 4 | 202017019082-FORM 1 [05-05-2020(online)].pdf | 2020-05-05 |
| 5 | 202017019082-Response to office action [04-05-2023(online)].pdf | 2023-05-04 |
| 5 | 202017019082-DRAWINGS [05-05-2020(online)].pdf | 2020-05-05 |
| 6 | 202017019082-Response to office action [16-12-2022(online)].pdf | 2022-12-16 |
| 6 | 202017019082-DECLARATION OF INVENTORSHIP (FORM 5) [05-05-2020(online)].pdf | 2020-05-05 |
| 7 | 202017019082-COMPLETE SPECIFICATION [05-05-2020(online)].pdf | 2020-05-05 |
| 7 | 202017019082-8(i)-Substitution-Change Of Applicant - Form 6 [23-11-2022(online)].pdf | 2022-11-23 |
| 8 | 202017019082-FORM-26 [20-08-2020(online)].pdf | 2020-08-20 |
| 8 | 202017019082-ASSIGNMENT DOCUMENTS [23-11-2022(online)].pdf | 2022-11-23 |
| 9 | 202017019082-PA [23-11-2022(online)].pdf | 2022-11-23 |
| 9 | 202017019082-Verified English translation [10-09-2020(online)].pdf | 2020-09-10 |
| 10 | 202017019082-CLAIMS [09-08-2022(online)].pdf | 2022-08-09 |
| 10 | 202017019082-Proof of Right [10-09-2020(online)].pdf | 2020-09-10 |
| 11 | 202017019082-CORRESPONDENCE [09-08-2022(online)].pdf | 2022-08-09 |
| 11 | 202017019082-FORM 3 [06-10-2020(online)].pdf | 2020-10-06 |
| 12 | 202017019082-DRAWING [09-08-2022(online)].pdf | 2022-08-09 |
| 12 | 202017019082-FORM 18 [06-05-2021(online)].pdf | 2021-05-06 |
| 13 | 202017019082-FER_SER_REPLY [09-08-2022(online)].pdf | 2022-08-09 |
| 13 | 202017019082.pdf | 2021-10-19 |
| 14 | 202017019082-FORM 3 [21-10-2021(online)].pdf | 2021-10-21 |
| 14 | 202017019082-OTHERS [09-08-2022(online)].pdf | 2022-08-09 |
| 15 | 202017019082-FER.pdf | 2022-02-24 |
| 16 | 202017019082-FORM 3 [21-10-2021(online)].pdf | 2021-10-21 |
| 16 | 202017019082-OTHERS [09-08-2022(online)].pdf | 2022-08-09 |
| 17 | 202017019082.pdf | 2021-10-19 |
| 17 | 202017019082-FER_SER_REPLY [09-08-2022(online)].pdf | 2022-08-09 |
| 18 | 202017019082-FORM 18 [06-05-2021(online)].pdf | 2021-05-06 |
| 18 | 202017019082-DRAWING [09-08-2022(online)].pdf | 2022-08-09 |
| 19 | 202017019082-CORRESPONDENCE [09-08-2022(online)].pdf | 2022-08-09 |
| 19 | 202017019082-FORM 3 [06-10-2020(online)].pdf | 2020-10-06 |
| 20 | 202017019082-CLAIMS [09-08-2022(online)].pdf | 2022-08-09 |
| 20 | 202017019082-Proof of Right [10-09-2020(online)].pdf | 2020-09-10 |
| 21 | 202017019082-PA [23-11-2022(online)].pdf | 2022-11-23 |
| 21 | 202017019082-Verified English translation [10-09-2020(online)].pdf | 2020-09-10 |
| 22 | 202017019082-ASSIGNMENT DOCUMENTS [23-11-2022(online)].pdf | 2022-11-23 |
| 22 | 202017019082-FORM-26 [20-08-2020(online)].pdf | 2020-08-20 |
| 23 | 202017019082-8(i)-Substitution-Change Of Applicant - Form 6 [23-11-2022(online)].pdf | 2022-11-23 |
| 23 | 202017019082-COMPLETE SPECIFICATION [05-05-2020(online)].pdf | 2020-05-05 |
| 24 | 202017019082-DECLARATION OF INVENTORSHIP (FORM 5) [05-05-2020(online)].pdf | 2020-05-05 |
| 24 | 202017019082-Response to office action [16-12-2022(online)].pdf | 2022-12-16 |
| 25 | 202017019082-Response to office action [04-05-2023(online)].pdf | 2023-05-04 |
| 25 | 202017019082-DRAWINGS [05-05-2020(online)].pdf | 2020-05-05 |
| 26 | 202017019082-FORM 3 [31-07-2023(online)].pdf | 2023-07-31 |
| 26 | 202017019082-FORM 1 [05-05-2020(online)].pdf | 2020-05-05 |
| 27 | 202017019082-Response to office action [26-10-2023(online)].pdf | 2023-10-26 |
| 27 | 202017019082-PRIORITY DOCUMENTS [05-05-2020(online)].pdf | 2020-05-05 |
| 28 | 202017019082-STATEMENT OF UNDERTAKING (FORM 3) [05-05-2020(online)].pdf | 2020-05-05 |
| 28 | 202017019082-PatentCertificate07-12-2023.pdf | 2023-12-07 |
| 29 | 202017019082-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [05-05-2020(online)].pdf | 2020-05-05 |
| 29 | 202017019082-IntimationOfGrant07-12-2023.pdf | 2023-12-07 |
Search Strategy
| 1 | SEARCHE_05-07-2021.pdf |