Examples of 'cyclic carbonates' in a sentence
Meaning of "cyclic carbonates"
cyclic carbonates - Cyclic carbonates are organic compounds that contain a carbonate group (O=C-O) within a ring structure
How to use "cyclic carbonates" in a sentence
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cyclic carbonates
Suitable cyclic carbonates include trimethylene carbonate.
Dihydroxyl protective groups also include cyclic carbonates.
Hydroxyalkyl cyclic carbonates can be prepared by a number of approaches.
Method for synthesizing cyclic carbonates.
These cyclic carbonates can be used singly or in combination.
Amines also undergo a crosslinking reaction with cyclic carbonates.
Method with cyclic carbonates comprising five ring members.
Aluminum complexes and their use in the synthesis of cyclic carbonates.
Such impurities include cyclic carbonates such as propylene carbonate.
They can be manufactured by reacting low molecular diols with sublimed cyclic carbonates.
Preferred cyclic carbonates are ethylene glycol carbonate and propylene glycol carbonate.
There is therefore a need for improved and effectively workable processes of copolymerization of cyclic carbonates.
The use of cyclic carbonates and cyclic lactones in polyurethane chemistry is known.
One such example utilizes a spontaneous reaction between polyamines and cyclic carbonates to produce polyhydroxurethanes.
The cyclic carbonates and the epoxy resin can simply be mixed together.
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Two synthesis pathways have been studied ; transurethanization and aminolysis of cyclic carbonates.
The cyclic carbonates and the epoxy resin to be cured can simply be mixed together.
Process for preparing polycarbonates by polymerization of five-membered-ring cyclic carbonates.
Examples of cyclic carbonates are especially ethylene carbonate and propylene carbonate and mixtures thereof.
Among carbonates, mention may especially be made of cyclic carbonates such as propylene carbonate.
Cyclic carbonates and cyclic boronates also have found some utility as diol protecting groups.
They similarly display slower reactivity towards amines than the six - and seven-membered cyclic carbonates.
The preferred cyclic carbonates are selected from TMC and its substituted derivatives.
Preferably, this polymerisation process is operative for 6-membered cyclic carbonates.
Cyclic carbonates with a functionality higher than 3 are also contemplated.
Preferred compounds are monofunctional cyclic carbonates like C2-C4-alkylene carbonates.
Useful cyclic carbonates include propylene carbonate, glycerine carbonate, and dimethyl ethylene carbonate.
This polymerisation process is operative for 5 - to 7-membered cyclic carbonates.
The cyclic carbonates used in the present invention are defined in the above-referenced patents.
Preferably, this polymerization process is operative for 5 - and 6-membered cyclic carbonates.
Cyclic carbonates and their ring-opening polymerizations are also the subject of numerous scientific publications,.
EP 892606 discloses imidacloprid formulation comprising cyclic carbonates as a carrier solvent.
Especially preferred are cyclic carbonates and lactones, especially ethylene carbonate, propylene carbonate and Y-butyrolactone.
Cyclic carbonates with a functionality higher than 3 are also contemplated and, in many cases, are preferred.
Preferred examples of aliphatic and cyclic carbonates are ethylene carbonate, propylene carbonate and 1,2-butylene carbonate.
Cyclic carbonates having 3 to 5 carbon atoms including propylene carbonate and ethylene carbonate ; and.
Alkylene carbonates are cyclic carbonates that contain -O-CO2 - in a five-membered ring.
Cyclic carbonates typically have 5 - or 6-membered rings, as is known in the art.
Preferred cyclic carbonates are those having a 5-membered ring.
Certain hydroxyalkyl cyclic carbonates like 3-hydroxypropyl carbonate ( i.e., glycerine carbonate ) are commercially available.
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