Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_424db9d56b06a23aed410fcf5df652f3 |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02E60-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2004-61 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M2004-027 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M2004-021 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2004-80 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2002-86 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2002-72 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2002-60 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2006-40 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-625 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-587 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-62 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-5825 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-58 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-48 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-485 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-483 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-38 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-366 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-36 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-364 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-1391 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M10-052 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01B33-32 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01B33-182 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01B33-113 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M4-13 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01B33-32 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M10-052 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M10-058 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M4-48 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M4-36 |
filingDate |
2021-03-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a5e0cde97760e51290fa6f04c2498ed0 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2e0f6a5fc972757d1af3f4790d0b9f79 |
publicationDate |
2021-07-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
JP-2021103691-A |
titleOfInvention |
Negative electrode active material for lithium ion secondary battery, mixed negative electrode active material material for lithium ion secondary battery, negative electrode for lithium ion secondary battery, lithium ion secondary battery, method for manufacturing negative electrode active material for lithium ion secondary battery, lithium A method for manufacturing a negative electrode for an ion secondary battery and a method for manufacturing a lithium ion secondary battery. |
abstract |
PROBLEM TO BE SOLVED: To provide a negative electrode active material material capable of stabilizing a slurry produced at the time of producing a negative electrode and improving initial charge / discharge characteristics and cycle characteristics, and a method for producing the same. SOLUTION: Negative electrode active material particles contain silicon compound particles containing a silicon compound (SiO x : 0.5 ≦ x ≦ 1.6), and at least a part thereof is crystalline Li 2 SiO 3 and Li 2 Si. Peak intensity A derived from Li 2 SiO 3 , peak intensity B derived from Si, peak intensity C derived from Li 2 Si 2 O 5 , which contains 2 O 5 and is obtained from the 29 Si-MAS-NMR spectrum. And among the peak intensities D derived from SiO 2 , the peak intensities A or C have the strongest intensity, and the peak intensities A and C are negative electrode active materials satisfying the relationship of C / 3 ≦ A ≦ 3C. .. [Selection diagram] Fig. 1 |
isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-7342159-B2 |
priorityDate |
2016-05-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |