| Predicate |
Object |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01D2239-0435
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06M2101-32
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06M2101-20
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06M2101-22 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D04H3-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D04H1-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06M13-352
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01D39-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01D39-1623
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06M10-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D04H13-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06M10-025 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D04H3-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D04H13-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D04H1-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01D39-16 |
| filingDate |
2016-06-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2020-10-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2020-10-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-108026679-B |
| titleOfInvention |
Electret web with charge enhancing additive |
| abstract |
The present invention discloses electret webs comprising thermoplastic resins and charge enhancing additives. The charge enhancing additive is a substituted benzotriazole phenate or a combination of substituted benzotriazole phenates. The electret web can be a nonwoven fibrous web or film. The electret web is suitable for use as a filter medium. |
| priorityDate |
2015-07-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |