http://rdf.ncbi.nlm.nih.gov/pubchem/patent/RU-2012146572-A
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-307 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L69-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-30 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-06 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-06 |
| filingDate | 2011-03-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2014-05-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | RU-2012146572-A |
| titleOfInvention | MELTED POLYCARBONATE HAVING IMPROVED CHARACTERISTICS OF HEAT AGING |
| abstract | 1. Polycarbonate obtained by transesterification of at least one aromatic diphenol with diphenyl carbonate according to the melt transesterification method, having a weight average molecular weight Mw> 18000 g / mol and a content of terminal OH groups of less than 150 mg / kg, and a content of Fries branching particles of at least 5 mg / kg and <2500 mg / kg 2. A polycarbonate according to claim 1, containing structural fragments of the formula (I) where square brackets represent repeating structural fragments, M is Ar or a polyfunctional compound A, B, C and compound D, Ar can be a compound represented by formula (V) or ( VI) where Z is CC-alkylidene or C -C-cycloalkylidene, S, SO or a single bond, R, R, R are independently substituted or unsubstituted C1-C18 alkyl radical, preferably substituted or unsubstituted phenyl, methyl, propyl , ethyl, butyl, Cl or Br, and n is 0, 1 or 2, r, s, t can independently be 0, 1, 2 or 3, X is Y or - [MOCOO] -Y, polyfunctional compound A is a compound of the formula polyfunctional compound B is a compound of the formula polyfunctional compound C is a compound of the formula compound D is a compound of the formula and the total amount of polyfunctional compounds is ij A, B, C and D is> 5 mg / kg and <2500 mg / kg, preferably <2000 mg / kg, particularly preferably <1500 mg / kg and most preferably <1000 mg / kg, Y is H or a compound formulas (X) wherein R is the same or different and is H, C -C alkyl, CH or C (CH) CH, and u may be 0, 1, 2 or 3, M and Y have the meanings indicated above. |
| priorityDate | 2010-04-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 27.