http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2015329667-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3bf96311fde209e9fad008b4b8616252 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G63-78 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08K5-5393 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G63-866 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G63-85 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08K5-098 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G63-183 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-86 |
| filingDate | 2013-11-30^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d55ff3fbcbf568fada25302d347286d4 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_fc004a9e325eb906820804011dbc6d1b |
| publicationDate | 2015-11-19^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | US-2015329667-A1 |
| titleOfInvention | Process For Manufacturing Polyethylene Terephthalate |
| abstract | The invention relates to a process for producing a polyester resin, said process comprises the steps ofn (i) providing a mixture of terephthalic acid, monoethylene glycol, a polycondensation catalyst which contains antimony, a phosphorous containing stabilizer comprising a compound of the formula (I) nn n n n n n n n n n and optionally a colour correction additive containing cobalt ions; n (ii heating said mixture to a temperature of 220 to 270° C. to provide bis-hydroxyethylterephthalic acid ester; andn (iii) performing polycondensation of said bis-hydroxyethylterephthalic acid ester at a temperature of between 280 and 310° C. at reduced pressure. |
| priorityDate | 2012-12-29^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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