Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_efbc93fa15ca59046e84ca5c5c84c433 |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G2-06 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G2-22 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G2-08 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G2-22 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G2-08 |
filingDate |
2020-12-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_cd4ec3426da097acb6cfd2b5ee8632ad http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c246b1d3468ec671b2e7e6821af4b9c0 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8fd897368516a97047ec11486fcbbdf7 |
publicationDate |
2022-12-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
US-2022403087-A1 |
titleOfInvention |
Method for producing polyoxymethylene polyoxyalkylene copolymers |
abstract |
A method for producing a polyoxymethylene polyoxyalkylene copolymer, comprising reacting a polymer formaldehyde compound with an alkylene oxide in the presence of a double metal cyanide (DMC) catalyst, wherein the polymer formaldehyde compound comprises at least one terminal hydroxyl group and wherein the method comprises the steps of placing a suspending agent in a reactor and subsequently incrementally or continuously metering in the polymer formaldehyde compound into the reactor during the reaction is provided. |
priorityDate |
2019-12-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |