| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c7ad58d3c0b071069a8ee0cb8c8ba2e8 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10S260-33 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-406 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J3-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01D15-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-90
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-40 |
| filingDate |
1974-09-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1979-01-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e94a68ae33d3962e64ffa450848d5c88
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_60082d9876ab1a5cae99f18c30f3661c |
| publicationDate |
1979-01-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-1045738-A |
| titleOfInvention |
Process for removing contaminants from polycarbonate solutions |
| abstract |
PROCESS FOR REMOVING CONTAMINANTS FROM POLYCARBONATE SOLUTIONS Abstract of the Disclosure The contaminating inorganic compounds such as alkali metal salts or alkali metal hydroxides which remain in a polycarbonate solution prepared by reacting phosgene with a dihydroxy-aryl compound are removed by contacting the solution with a molecular sieve. |
| priorityDate |
1973-10-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |