| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_03d0f52bb4069f8a19d70dcfb697c67a |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K19-3852
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02F1-132 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02F1-133
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K19-38 |
| filingDate |
1988-01-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1990-01-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1d5a6b1a83692220eab29b233698fa40
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0a187aa555fb12707f603e1fa9d5ce8a |
| publicationDate |
1990-01-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-4894180-A |
| titleOfInvention |
Liquid crystal optical element |
| abstract |
A liquid crystal optical element comprising a polymeric liquid crystal composition is disclosed, wherein the composition contains at least one compound selected from adamantane, an adamantane derivative, terphenyl, and a terphenyl derivative in an amount of from 0.01 to 15% by weight based on a polymeric liquid crystal. The optical element exhibits uniform vertical orientation. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5313320-A |
| priorityDate |
1987-01-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |