| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c5d35cbcd18261ca6afc76a9f64ae2a1 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C51-487
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C67-60
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C51-573 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D307-89
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C51-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C51-573
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C69-76
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C51-487
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C67-60
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C67-48 |
| filingDate |
1990-11-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7a0654cd9c80074eaaa30102fcb65f6d
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c81fb59995f2f5b7a8915359fb6b4525
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_35443b257734b42d31653d0fbfae0d32
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_559399f835a8745894cda1224c6eb639 |
| publicationDate |
1991-11-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-0455802-A1 |
| titleOfInvention |
METHOD FOR PRODUCING AROMATIC ANHYDRIDES AND ESTERS WITH IMPROVED COLOR PROPERTIES. |
| abstract |
Process for obtaining aromatic esters or aromatic anhydrides having improved color properties. This process includes treating the aromatic ester or aromatic anhydride with an activated boric acid followed by fractionation. |
| priorityDate |
1989-11-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |