http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-105683246-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G18-48 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G65-2603 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-34 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G65-2696 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G64-183 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G18-72 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G65-2663 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G64-18 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G65-26 |
| filingDate | 2014-09-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2018-06-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2018-06-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-105683246-B |
| titleOfInvention | Low viscosity polyether carbonate polyol with side chain |
| abstract | The present invention relates to the methods for preparing the low viscosity polyether carbonate polyol with side chain, the described method comprises the following steps：(α) is pre-placed the suspending agent for not containing H functional groups or the initiator compound of H functions,And catalyst,(β) metered at least one epoxides,The molecular weight difference of metered most light and most heavy oxyalkylene is is C2 C4 oxyalkylenes more than or equal to 24 g/mol and most light oxyalkylene wherein in step (β) and (γ),Wherein one or more epoxides metered in step (γ) can be identical or different with one or more epoxides metered in step (β),And step (β) is carried out wherein between step (α) and step (γ),And (γ) metered carbon dioxide and at least two oxyalkylenes,It is characterized in that,The molecular weight difference of metered most light and most heavy oxyalkylene is is C2 C4 oxyalkylenes more than or equal to 24 g/mol and most light oxyalkylene in step (γ),And the catalyst is dmc catalyst in addition.In addition, the present invention relates to low viscosity polyether carbonate polyols and application thereof that can be prepared according to the methods of the invention. |
| priorityDate | 2013-09-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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