| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_6cfc033f059d282fcd915bc8be2ae53f |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B41M5-124
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D493-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B11-28
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B41M5-20
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B41M5-145 |
| filingDate |
1991-12-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_62e80887b0f7710e0ce1539d6cbe0ffc
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5cc9d30f1c14514f2efb0086c107dca1 |
| publicationDate |
1993-06-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-H05163275-A |
| titleOfInvention |
Novel fluoran compound |
| abstract |
(57) [Summary] (Modified) [Objective] To provide a novel fluoran compound. [Structure] A fluoran compound represented by the general formula (1). (1) (In the formula, R 1 and R 2 represent an alkyl group having 1 to 4 carbon atoms, and R 3 and R 4 represent an alkyl group having 1 to 4 carbon atoms, provided that R 1 and R 2 are the same. [Effect] The fluoran compound represented by the general formula (1) is useful as a color-forming compound that develops black color for a recording material. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-1046391-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-1046391-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6409995-B1 |
| priorityDate |
1991-12-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |