| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c7ad58d3c0b071069a8ee0cb8c8ba2e8 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-307 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-30
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-20 |
| filingDate |
1981-04-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1984-02-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e8e37fb2d16c9ccd9c173b204d5eb6c1
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b4f951001b1c516d736029c80b83ada8
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_3a67c6841683a22620b9b1523cd12ddc |
| publicationDate |
1984-02-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-1161991-A |
| titleOfInvention |
Process for the preparation of aromatic polycarbonates |
| abstract |
Mo-2205 LeA 20,110 A PROCESS FOR THE PREPARATION OF AROMATIC POLYCARBONATES ABSTRACT OF THE DISCLOSURE The invention is directed to a process for the preparation of polycarbonates of ?w 20,000 to 180,000 by transesterification of diphenols and carbonic acid dialkyl esters in the presence of organo-tin-IV compounds and a monophenol. |
| priorityDate |
1980-05-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |