http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112490390-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H10K50-17 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H10K50-15 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H10K50-18 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H10K85-60 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H10K85-615 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H10K85-653 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01L51-50 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01L51-54 |
| filingDate | 2019-09-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2022-08-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2022-08-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-112490390-B |
| titleOfInvention | A Novel Organic Electroluminescent Device Combining HIT and EB Materials |
| abstract | The invention discloses an organic electroluminescence device, which is provided with a substrate, a first electrode, an organic functional material layer and a second electrode in sequence from bottom to top, and the organic functional material layer includes: a hole transport region, located in the above the first electrode; a light-emitting layer, located on the hole transport region, which includes a host material and a guest material; an electron transport region, located above the light-emitting layer; the hole transport region sequentially includes from bottom to top A hole injection layer, a hole transport layer and an electron blocking layer; the hole injection layer includes a hole transport layer material and a P-type doping material; the hole transport layer contains spirofluorene or azaspirofluorene in its structure The structure of the organic compound is shown in the general formula (1); the electron blocking layer includes an organic compound containing a furan group in the structure, and the structure is shown in the general formula (2). The present invention is an organic electroluminescent device with improved luminous efficiency and service life and a display including the same. |
| priorityDate | 2019-09-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 84.