| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c805bcfcfd0590564dfd409ea39fbba0 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B11-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B11-28 |
| filingDate |
1982-10-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b4e4853fe66fd2b1d4a7b8a6036379de
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5494eb7795b1da66525358cbd2a31760
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_526920471c05860fc6d3fcc9c0d09a9c
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8eb401c3038a5926d0eed895024876a1
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_fb22475b65646c328e6447550b0efa0a
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1abcdcd443e8abd5e5e4f0635f5f920b |
| publicationDate |
1984-04-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-S5968373-A |
| titleOfInvention |
Fluoran compound |
| abstract |
NEW MATERIAL:To provide 3-N-butylmethylamino-6-methyl-7-phenylamino- fluoran of formula I . n USE: Black color former for color developing recording material such as heat- sensitive recording paper or pressure-sensitive copying paper. n PREPARATION: 1mol of o-(4-N-butylmethylamino-2-hydroxybenzoyl) benzoic acid of formula II is made to react with about 1mol of 4-hydroxy-(or 4-lower alkoxy-)2-methyldiphenylamine of formula III (where R is H or lower alkyl) in concentrated sulfuric acid. n COPYRIGHT: (C)1984,JPO&Japio |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5302571-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5283222-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5245049-A |
| priorityDate |
1982-10-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |