Predicate |
Object |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-584 |
classificationCPCInventive |
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 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 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-40 |
filingDate |
2009-11-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate |
2012-04-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
JP-2012509957-A |
titleOfInvention |
A method of reusing an amine catalyst in a method of polymerizing polycarbonate at an interface |
abstract |
The present invention relates to an improved method for reusing a coupling catalyst, preferably an amine catalyst, in a process for polymerizing polycarbonate at the interface. Specifically, the amine catalyst is reused in the acidic wash solution. |
priorityDate |
2008-11-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |