Predicate |
Object |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J2323-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02E60-10 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M50-491 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M50-489 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J5-18 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J9-28 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J9-26 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M50-411 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01M50-417 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M50-489 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M50-494 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M50-491 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J9-28 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J9-26 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J9-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01M50-417 |
filingDate |
2020-03-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate |
2022-11-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate |
2022-11-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
CN-113631643-B |
titleOfInvention |
Polyolefin microporous membrane, battery separator and secondary battery |
abstract |
An object of the present invention is to provide a polyolefin microporous membrane excellent in battery characteristics at low temperatures (eg, about 0°C). The present invention relates to a polyolefin microporous membrane in which the relationship of average pore number≥160-2.3× 10-3 ×toughness is established. |
priorityDate |
2019-03-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |