| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_a526baeaf0a6e90f4a91d4dbfd619756 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G63-78
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G63-80 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-80
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-78
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-00 |
| filingDate |
1978-06-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1979-04-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b3a35f2e2aa985c257f820845d9726eb |
| publicationDate |
1979-04-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-4150215-A |
| titleOfInvention |
Process for preparing catalyst-free polyester |
| abstract |
The invention relates to a process for preparing high molecular weight polyester resin by reacting ethylene glycol with terephthalic acid in the absence of a catalyst and polymerizing the product under solid state polymerization conditions to form high molecular weight polyester. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7655746-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2006287472-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8557950-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6180756-B1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5886133-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5744571-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10537951-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0174899-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0174899-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8987408-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7799891-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0182352-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0182351-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0182352-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0182351-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2010048783-A1 |
| priorityDate |
1978-02-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |