http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-103450373-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F36-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F4-54 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F4-52 |
| filingDate | 2012-05-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2016-04-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2016-04-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-103450373-B |
| titleOfInvention | Rare earth catalyst composition and rare earth catalyst and application thereof |
| abstract | The invention provides a kind of rare earth catalyst composition, containing aluminum alkyls and/or alkyl-al hydride, rare earth compound and conjugated diene in said composition, described rare earth compound is MR for having general formulan 3 the compound of nL, wherein, M is rare earth metal, and R is halogen, and L is electron donor ligand, and n value is 1-3, and the mol ratio of aluminum alkyls and/or alkyl-al hydride, rare earth compound and conjugated diene is 0.05-1.5: 0.01-0.05: 1.The invention provides a kind of rare earth catalyst; this catalyzer by composition of the present invention under protection of inert gas; contact with each other in inert organic solvents and obtain; wherein, the condition of the described contact conjugate diene polymerization in composition is obtained conjugated diene polymer that the polymerization degree is not less than 150.Present invention also offers the application of catalyzer of the present invention in conjugate diene polymerization.Rare earth catalyst good stability of the present invention, for being beneficial to synthesis steady quality, homogeneous polymeric articles during conjugate diene polymerization. |
| priorityDate | 2012-05-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 94.