Predicate |
Object |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02W30-64 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H19-40 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H19-54 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H19-44 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H19-52 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21C5-027 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21C5-025 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C5-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H19-54 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H19-40 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H19-52 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H19-44 |
filingDate |
2016-10-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate |
2021-02-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate |
2021-02-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
CN-108138438-B |
titleOfInvention |
Process for deinking coated paper or board |
abstract |
The invention discloses a deinking method for coated paper or paperboard, comprising the following steps: a coating comprising calcium or magnesium exchanged clay deposited on the paper or paperboard is provided before the ink layer. In a further step, the calcium or magnesium exchanged clay is activated and the paper is subsequently treated with water. |
priorityDate |
2015-10-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |