| 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/C08G64-30
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-20 |
| filingDate |
1995-05-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_82bba395479ca071d827ad58f1a4cac5
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9b475a17e6c6b257d688bf880a935705 |
| publicationDate |
1995-12-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-H07330886-A |
| titleOfInvention |
Method for producing thermoplastic polycarbonate |
| abstract |
(57) Summary: The present invention provides a transesterification process for producing solvent-free polycarbonate using a phosphazene catalyst. The polycarbonates produced by the process according to the invention are solvent-free and have a light intrinsic color and have few undesired defects in the polycarbonate. |
| priorityDate |
1994-06-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |