| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_6cfc033f059d282fcd915bc8be2ae53f |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G8-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G8-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B41M5-155
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G8-24
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L61-06 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G8-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G8-24
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L61-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G8-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B41M5-155 |
| filingDate |
1981-03-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
1981-10-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
GB-2073226-A |
| titleOfInvention |
Color-developer for pressure- sensitive recording sheets |
| abstract |
Disclosed is a color-developer for pressure-sensitive recording sheets, comprising a co-condensate of a reaction intermediate of a p- substituted phenol with a trifunctional or higher phenol, or a polyvalent metal salt of said co-condensate, said reaction intermediate being obtained by the reaction of said p-substituted phenol under acidic or alkaline conditions with formaldehyde or a substance capable of generating formaldehyde. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-2227248-B
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0224911-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0224911-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-2227248-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5049629-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4759797-A |
| priorityDate |
1980-03-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |