| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_8b919a09598a02c07e8429b1441b76e1 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D209-48 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D209-48 |
| filingDate |
1991-05-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1992-11-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_4abc0a1ca54148bbb1196b6edd7693dd
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_444d0b26ffe2a2fa32819b4120c3a753 |
| publicationDate |
1992-11-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-5166360-A |
| titleOfInvention |
Process for decreasing color in bis-imide flame retardants |
| abstract |
The yellowness index of a flame retardant N,N'-alkylene-bis-(tetrahalophthalimide), such as N,N'-ethylene-bis-(tetrabromophthalimide), is reduced by treating the bis-imide with strong mineral acid. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2006147487-A1 |
| priorityDate |
1991-05-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |