| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_2d4ba6b2e50fefcae1a13b759f0f208c |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B63-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B63-00 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J41-05
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C43-13
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C41-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J45-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J47-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J41-07
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J39-05
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C41-36 |
| classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B63-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B63-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C43-13
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J41-05
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J41-07
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C41-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C41-36
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J39-05
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J47-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J45-00 |
| filingDate |
2021-09-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_57cda7793b48f2b9da93a8a3e180c16f |
| publicationDate |
2022-05-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
WO-2022091605-A1 |
| titleOfInvention |
Method for purifying organic solvent |
| abstract |
A method for purifying an organic solvent characterized by having an ion exchange treatment step for bringing an organic solvent to be treated into contact with an ion exchange resin and a distillation step for distilling the treated liquid of the ion exchange treatment step. According to the present invention, a method for purifying an organic solvent having an excellent ability to remove metal impurities and moisture in the organic solvent can be provided. |
| priorityDate |
2020-10-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |