| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_1e70c0aeade92d7571d955d3b90ea06e |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J2375-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10S521-91 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J9-149 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J9-14 |
| filingDate |
1992-08-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2002-07-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_df1be05e7c2800a5781f3878a6f6d3ef
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_35d007190747bad56a0febc9e64c20f3 |
| publicationDate |
2002-07-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-2115547-C |
| titleOfInvention |
Blowing agent and process for preparing polyurethane foam |
| abstract |
The use of 1,1-difluoroethane (HFC-152a) and dimethyl ether, optionally with up to 50 mole % of water, as the blowing agent is disclosed as an efficient route to a rigid, closed-cell polyurethane or polyisocyanurate foam of improved cell structure and excellent insulation properties. |
| priorityDate |
1991-08-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |