http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-20010031016-A
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-20 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-307 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-30 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-06 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-30 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-06 |
| filingDate | 1998-09-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2001-04-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-20010031016-A |
| titleOfInvention | Preparation of Dihydroxydiphenyl-Copolycarbonates by Melt Re-Esterification |
| abstract | The present invention relates to a process for preparing certain copolycarbonates from dihydroxydiphenylene, according to the melt phase preparation of polycarbonates, using N-alkyl-substituted piperidine and morpholine as catalysts. It is about. |
| priorityDate | 1997-10-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 47.