http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-1345311-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5b3d6aa79d32a3cccdfe41f6984e2d43 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C323-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08K5-375 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J3-24 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A01N41-12 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08K5-375 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L21-00 |
| filingDate | 1972-05-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1974-01-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | GB-1345311-A |
| titleOfInvention | Manufacture of polythiobisphenols |
| abstract | 1345311 Polythiobisphenols INVENTA AG FUR FORSCHUNG UND PATENTVERWERTUNG 24 May 1972 [26 May 1971] 24480/72 Heading C2C In a process for forming a polythiobisphenol of one of the general formulµ in which n is 2 or 3 and R 1 to R 4 are the same or different and are each hydrogen, alkyl or halogen, a corresponding phenol, which is unsubstituted in the p-position to the hydroxy group or in at least one of the o-positions to the hydroxy group is treated at a temperature below 30 C. in a solvent and in the absence of hydrogen sulphide and catalysts, with disulphur dichloride, the solvent comprising an acid amide which is a tertiary amide and whose nitrogen carries at least one alkyl group. In examples, N,N-dimethyl formamide and N- methyl pyrrolidone are employed as solvents. |
| isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4740578-A |
| priorityDate | 1971-05-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 28.