http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CA-1080888-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_a0a0ef9c892b68175f9faf1189d0fded |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L33-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B1-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L39-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02C7-04 |
| filingDate | 1977-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 1980-07-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_15b3f9e4ce11aa94f283732159f4d04d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9e7e9405bba90ab41146b7a436f35d52 |
| publicationDate | 1980-07-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CA-1080888-A |
| titleOfInvention | Hydrophilic copolymers |
| abstract | ABSTRACT OF THE DISCLOSURE A hydrophilic copolymer suitable for contact lenses consisting essentially of copolymerised N-vinyl-2-pyrrolidone and methyl methacrylate in a molar ratio of from about 6:1 to about 1:1 and including (i) a minor amount of at least one cross-linking agent containing at least two olefinic bonds per molecule and (ii) a minor amount of an ethylene oxide - propylene oxide block copolymer having a molecular weight of not more than about 6,000. |
| priorityDate | 1977-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 59.