| Predicate |
Object |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-582 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C67-03
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C69-82
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C63-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C67-56 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C67-56
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C69-82
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C63-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C67-03 |
| filingDate |
2001-11-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2007-08-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2007-08-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
KR-100746678-B1 |
| titleOfInvention |
Terephthalate dimethyl composition and preparation method thereof |
| abstract |
The present invention provides a terephthalic acid dimethyl composition having improved characteristics as a polyester raw material by containing 0.001-200 ppm of methyl 4- (1,3-dioxolan-2-yl) benzoate and O-1 ppm of dimethyl hydroxy terephthalate in dimethyl terephthalate. Getn n n Dimethyl Terephthalate, Polyester Products, Recycling Systems |
| priorityDate |
2000-11-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |