| Predicate |
Object |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10T428-31721 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G65-38
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G65-4087
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G73-1021
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G65-485
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G65-40
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D209-48
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L79-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L79-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G65-40
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G73-10 |
| filingDate |
2013-10-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2017-11-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2017-11-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-104704024-B |
| titleOfInvention |
Manufacture double (phthalimides) and the method for PEI and double (phthalimides) and the PEI formed by it |
| abstract |
The method of double (phthalimide) compositions of one kind manufacture, it is included in the presence of solvent and the catalyst selected from quaternary ammonium salt, quaternary alkylphosphonium salts and combinations thereof of catalytic activity amount, substituted phthalic anhydride is set to be reacted with organic diamine, wherein, 99% is completed in less than 6 hours to the conversion of double (phthalimides). |
| priorityDate |
2012-10-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |