| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_696ca0ae93d5cf5a686273601361781f |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G75-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D303-34
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B1-04 |
| filingDate |
2010-06-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d5faf8f8fa80b1bb33e75b7662962c68
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a2bdefc01295d6f911edd32c7a317da9 |
| publicationDate |
2011-12-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-2011251940-A |
| titleOfInvention |
Method for producing (poly) episulfide compound for optical material |
| abstract |
PROBLEM TO BE SOLVED: To produce an (poly) episulfide compound by reacting a (poly) epoxy compound with thiourea, wherein the calcium content in the thiourea is 0.1% by weight or less. A method for producing a (poly) episulfide compound is provided. In a method for producing a (poly) episulfide compound by reacting a (poly) epoxy compound with thiourea, an optical material in which the calcium content in the thiourea is 0.1% by weight or less. For producing (poly) episulfide compound. [Selection figure] None |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2013095016-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2017051095-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-5991315-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9914799-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-104024300-A |
| priorityDate |
2010-06-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |