| Predicate |
Object |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2800-20
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2800-10 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F212-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F212-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H23-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H21-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21C9-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F220-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H17-43 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H17-43
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C9-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F212-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F212-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H21-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F220-06 |
| filingDate |
2018-01-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2022-07-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2022-07-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-110267995-B |
| titleOfInvention |
Copolymers, aqueous solutions containing the same, and methods for reducing the negative effects of natural bitumen and binder contamination in pulp and paper operations |
| abstract |
The present invention relates to a copolymer comprising at least one hydrophilic monomer, at least one hydrophobic monomer and at least 10% by weight of methylstyrene, said copolymer being particularly suitable for use as a release agent, with To reduce the negative effects caused by natural bitumen and/or binder contamination in pulping and papermaking operations. |
| priorityDate |
2017-01-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |