Predicate |
Object |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2500-17 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-65912 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L2207-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L2205-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L2314-06 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L23-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F210-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F210-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-65912 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-65927 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2-01 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2-001 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2-34 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L23-12 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L23-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L23-12 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F4-6592 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F4-659 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F210-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F210-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F2-00 |
filingDate |
2018-06-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate |
2021-09-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate |
2021-09-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
KR-102307179-B1 |
titleOfInvention |
Process for preparing heterophasic propylene copolymer |
abstract |
The present invention relates to a process for preparing heterophasic propylene copolymers using certain classes of metallocene complexes in a multistage polymerization process comprising a gas phase polymerization step. Furthermore, the present invention relates to the use of a catalyst comprising a particular class of metallocene complexes for preparing a heterophasic propylene copolymer in a multistage polymerization process comprising a gas phase polymerization step. |
priorityDate |
2017-07-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |