| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5d9f3ca41550d315642580237250c5b0 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C323-60
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C1-061 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C323-60
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C1-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C1-10 |
| filingDate |
1989-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1994-03-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c25b180ea86961586fa252c4127adc98
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9cb355072a8c686e46a3bdd39b7f4a9e
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_866f542aadc138d2d9ad7aa5e1ca9055 |
| publicationDate |
1994-03-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-0345025-B1 |
| titleOfInvention |
High contrast photographic recording material and emulsion and process for their development |
| abstract |
A photographic recording material and emulsion are described which are capable of providing high contrast images. The recording material and emulsion comprises negative working silver halide and contrast enhancing arylhydrazide nucleating agents of the formula. <CHEM> wherein: R is a substituted or unsubstituted alkyl having from 1 to 8 carbon atoms or a substituted or unsubstituted cycloalkyl having from 4 to 8 carbon atoms in the ring. |
| priorityDate |
1988-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |