| Predicate |
Object |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J2379-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08K3-36 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G73-1078
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J5-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G73-1071
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G73-1067 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L79-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J5-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G73-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08K3-36 |
| filingDate |
2020-11-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2023-01-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2023-01-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-112574409-B |
| titleOfInvention |
A kind of high barrier polyimide film material and preparation method thereof |
| abstract |
The invention provides a high-barrier polyimide film material and a preparation method thereof. The polyimide film material has good gas barrier performance and flexibility, and is expected to be widely used in the field of flexible displays. |
| priorityDate |
2020-11-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |