| Predicate |
Object |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D491-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02B5-23
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D221-18 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D221-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D221-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B5-23
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08K5-3415
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C1-73
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02C7-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G73-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D491-052
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-00 |
| filingDate |
2000-06-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2003-01-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-2003502333-A |
| titleOfInvention |
Lactam-type C6 ring and C5-C6 cyclized naphthopyrans and compositions and (co) polymers containing them |
| abstract |
(57) Summary The present invention relates to a novel naphthopyran-type compound having a lactam-type six-membered ring cyclized at positions C 5 -C 6 . These compounds have the formula (I). These compounds (I) have interesting photochromic properties. The invention also relates to their preparation, their use as photochromium, and compositions and (co) polymer matrices containing them. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-2010215578-A |
| priorityDate |
1999-06-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |