http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-111446449-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02E60-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M2004-028 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M10-054 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-624 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M4-5825 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M4-62 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M10-054 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M4-58 |
| filingDate | 2020-03-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2021-07-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2021-07-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-111446449-B |
| titleOfInvention | Multi-electron-transmission vanadium-based oxygen sodium fluophosphate battery material and preparation method thereof |
| abstract | A multi-electron transmission vanadium-based oxygen sodium fluophosphate battery material and a preparation method thereof are disclosed, wherein the chemical formula is as follows: na (Na) x‑δ A δ (V 1‑α‑β Q α M β O y P 1‑ε Z ε O 4 ) 2 F 3‑2y‑η X η (ii) a The preparation method comprises the following steps: firstly, uniformly mixing a vanadium source, a phosphorus source, a Z source and a carbon source in proportion, carrying out heat treatment in a protective atmosphere, crushing, grinding and sieving to obtain an intermediate product VP, wherein alpha is more than or equal to 0 and less than or equal to 1, beta is more than or equal to 0 and less than or equal to 1, y is more than or equal to 0 and less than or equal to 1, and epsilon is more than or equal to 0 and less than or equal to 1; secondly, mixing a vanadium source and a phosphorus source, and carrying out heat treatment to obtain an intermediate product VOP; thirdly, mixing VP and VOP in proportion, adding a sodium source, a fluorine source, an A source, an M source and an X source, uniformly mixing, sintering for 1-8 h at 500-900 ℃ in a protective atmosphere, and crushing, grinding and sieving to obtain target material powder, namely the multi-electron-transport vanadium-based sodium oxyfluorophosphate battery material; the invention has simple process, simple and convenient operation and low cost, is suitable for large-scale production, is beneficial to manufacturing the room-temperature rechargeable sodium battery with high performance and low cost, and promotes the wide application of the battery. |
| priorityDate | 2020-03-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 249.