| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c7ad58d3c0b071069a8ee0cb8c8ba2e8 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D249-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09B23-141
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C11D3-42 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C11D3-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B57-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D06P1-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B23-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D249-06 |
| filingDate |
1973-10-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
1976-03-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
ES-419334-A1 |
| titleOfInvention |
PROCEDURE FOR OBTAINING A STYLBENE COMPOUND. |
| abstract |
The stilbene compound of the formula EXISTS IN THREE CRYSTAL MODIFICATIONS. Two of them are valuable as brighteners for preparing colorless detergents. The stilbene compound is prepared from the corresponding sulphonic acids, their mono- or di-sodium salts. |
| priorityDate |
1972-10-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |