patent/ES-458767-A1

Predicate	Object
assignee	http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c902faf6ae746c51fc8010672fc22894
classificationCPCInventive	http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C211-50 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C209-78 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C209-84
classificationIPCInventive	http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C209-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C211-50 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C67-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C- http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C209-86
filingDate	1977-05-13-04:00^^<http://www.w3.org/2001/XMLSchema#date>
publicationDate	1978-03-16-04:00^^<http://www.w3.org/2001/XMLSchema#date>
publicationNumber	ES-458767-A1
titleOfInvention	PROCEDURE FOR THE SEPARATION OF 4 4'-DIAMINODIPHENYLMETE-NO.
abstract	Procedure for the separation of 4,4¿-diaminodiphenylmethane, in substantially pure form, from mixtures thereof with the corresponding 2,4¿ isomer and 2,2¿ isomer, characterized in that it consists of: heating said mixture of isomeric diamines to a temperature from 30°C to 150°C with a phenol selected from the class consisting of phenol, lower alkyl substituted phenols,
priorityDate	1976-05-28-04:00^^<http://www.w3.org/2001/XMLSchema#date>
type	http://data.epo.org/linked-data/def/patent/Publication

Predicate	Subject
isDiscussedBy	http://rdf.ncbi.nlm.nih.gov/pubchem/compound/CID136430 http://rdf.ncbi.nlm.nih.gov/pubchem/compound/CID7577 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID419474448 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID415832380 http://rdf.ncbi.nlm.nih.gov/pubchem/compound/CID996 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID419528523

Total number of triples: 22.