Examples of 'isocyanate group' in a sentence
Meaning of "isocyanate group"
isocyanate group: In chemistry, an isocyanate group refers to a functional group containing the -N=C=O chemical structure. Isocyanates are commonly used in the production of various materials such as polyurethanes, adhesives, coatings, and foams
How to use "isocyanate group" in a sentence
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isocyanate group
There was no detectable isocyanate group content.
The range of isocyanate group content possible provides flexibility in formulating.
One type is the isocyanate group.
An alkyl hydrophobe is linked to the polyethylene glycol vía an aromatic isocyanate group.
It combines the functionality of an isocyanate group and a triethoxy group.
The isocyanate group also reacts with the amine functional group.
A second compound having an isocyanate group and a carbamate group.
This functional group may be an alkoxysilane group or an isocyanate group.
An adhesive having an isocyanate group is particularly preferable as such an adhesive.
Polyisocyanates are compounds with more than one isocyanate group.
Organic compounds that contain an isocyanate group are referred to as isocyanates.
Polyisocyanates include compounds bearing at least one isocyanate group.
The isocyanate group is then free to react and curing takes place.
This chemistry is based upon the reactivity of the isocyanate group.
The primary isocyanate group is more reactive than the secondary isocyanate group.
See also
The reactive group usually is a hydroxyl function which adds to an isocyanate group.
Urethane linkages are derived from reacting an isocyanate group with an oxygen of a hydroxyl group.
A urethane group is formed by the reaction between an alcohol and an isocyanate group.
The isocyanate group and the blocked isocyanate group are high level in toxicity.
The amine can react with another isocyanate group to form a urea.
Another pendant hydrolyzable functional moiety in accordance with the present invention is an isocyanate group.
Urea linkages are derived from reacting an isocyanate group with a primary or secondary amine.
An example of a group which can react with the polyol is an isocyanate group.
Reactive blowing agents react with the isocyanate group which produces carbon dioxide.
Anhydrous solvents are required since water reacts with the isocyanate group.
An isocyanate group terminated prepolymer containing urea groups is added during the chain extension reaction.
The product of such a reaction is a compound with an isocyanate group and a carbamate group.
Exemplary, latent isocyanate group containing coupling agents include organosilicon aspartic ester compounds.
The above urethane resin may be a urethane resin having a blocked isocyanate group.
These organic polyisocyanates may be used having an isocyanate group thereof masked with a blocking agent.
This group results from the reaction between an alcohol group and an isocyanate group.
In this case, an isocyanate group serves as a terminal.
The reaction stoichiometry requires one amine group per one isocyanate group.
Among them, an isocyanate group is preferred.
Solvents used for this reaction must be anhydrous and nonreactive toward the isocyanate group.
Among these groups, the isocyanate group is preferably used.
Example of the binder resin precursor includes a crystalline polyester resin having a terminal isocyanate group.
The carbamate group can then react with the isocyanate group to form an allophanate.
The previously prepared alkoxylatable oligomer and / or precursor molecule lacks an isocyanate group.
It owns the bi-functionality of a reactive isocyanate group and a hydrolysable alkoxy group.
Preferred hydroxy group-specific reactive group is the isocyanate group.
A method according to claim 1 wherein the isocyanate group is blocked with an oxime group.
They can, however, in principle also be monoisocyanates having an isocyanate group.
Wherein said prepolymer has an isocyanate group content of from about 4 to about 8 weight percent.
This primary amine then forms a urea linkage with any available isocyanate group in the dispersion.
During that time, the isocyanate group disappears from the IR spectrum.
The group X is the residue which would remain after one isocyanate group has been removed.
An isocyanate group can react with water to form CO2 and an amine.
The catalyst raises the reaction rate between isocyanate group and hydroxyl group.
Preferably, the isocyanate group is reacted with an alcohol, preferably a monoalcohol, to give a urethane group.
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Examples of using Isocyanate
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The isocyanate can be aromatic or aliphatic in nature
In certain embodiments the isocyanate reagents are diisocyanates
Isocyanate uretodiones and polyuretonimines are in this category
