| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_473fa16bca390592b914cb14c56b5e60
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_f2893b582d3ea866805f695bc18fc455
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_4f31dbda996309d2bb8091c1fc17cf12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_27b6250242b876b8154d3c63547a9a78 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-54 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K3-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C51-43 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C51-42 |
| filingDate |
2008-05-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2012-11-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5448bc8b62773ced4fe42d99bc9032f8
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_cfe58c9b26b72de76578346bdcda0fd0
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_143a761d107ac75723eb4dfb513a8243 |
| publicationDate |
2012-11-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-8309760-B2 |
| titleOfInvention |
Process for purification of aryl carboxylic acids |
| abstract |
Disclosed herein is a process for purifying aryl carboxylic acids, in particular terephthalic acid, wherein the impure acid is dissolved or dispersed in an ionic liquid and a non-solvent is added to precipitate the purified acid. The present disclosure further relates to compositions comprising terephthalic acid and one or more ionic liquids. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2015186073-A1 |
| priorityDate |
2007-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |