| Predicate |
Object |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B2201-50
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B2111-1081
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02W30-91
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B2111-00025 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B14-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B22-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B40-0039
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B28-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B14-022
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B24-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B18-101
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B22-149 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B14-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B28-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B22-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B22-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B22-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B18-10 |
| filingDate |
2018-02-12^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2021-01-28^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-2021502321-A |
| titleOfInvention |
Cement additive and its manufacturing method |
| abstract |
The present invention relates to a cement additive and a method for producing the same, which removes carcinogenic substances such as heavy metals including hexavalent chromium produced by cement and retains the strength and inherent physical characteristics of cement. Further, the cement additive of the present invention can provide a cement that is not oxidized to hexavalent chromium by heat. |
| priorityDate |
2017-11-10^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |