| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c50ae720f4774721f43e52df4bfbf108 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-584 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-24
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-40
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-28
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-30
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L69-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-24 |
| filingDate |
2009-11-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_4eaeff8b733a38adcd056f16a7090ce5 |
| publicationDate |
2011-09-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2011224389-A1 |
| titleOfInvention |
Method for recycling amine catalyst in interfacial polycarbonate manufacturing process |
| abstract |
The present invention relates to an improved process for recycling a coupling catalyst, preferably an amine catalyst in an interfacial polycarbonate manufacturing process. Specifically, the amine catalyst is recycled in an acidic wash water solution. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-114213257-A |
| priorityDate |
2008-11-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |