| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c72d118f5664072de841f9c5c34b9d99 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C2601-14 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J21-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C37-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C37-20
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J21-066
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J27-188 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C39-12 |
| filingDate |
2004-12-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2008-01-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_cc22676321ac715a2a324074f093b346
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2685adc9aca6a155e7069801df9b549d
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0132973a296df4f5d4bc5c6eeb53d0d1
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_00b860400055ddbd286aff02e5b067aa
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2d04fa85d3d886385d785fbe104490e4 |
| publicationDate |
2008-01-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-7321069-B2 |
| titleOfInvention |
Process for preparing bisphenols |
| abstract |
A process for preparing aromatic bisphenols, wherein the method comprises reacting an aromatic hydroxy compound with an alkylating agent having a functionality of two in the presence of a catalyst system. The catalyst system used for the process is selected from the group consisting of a heteropolyacid compound, a clay, a functionalized metal oxide catalyst and combinations of the foregoing. |
| priorityDate |
2004-12-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |