Examples of 'polythioether' in a sentence
Meaning of "polythioether"
Polythioether is a type of polymer known for its excellent chemical resistance and stability. It is often used in coatings, adhesives, and sealants due to its unique properties
How to use "polythioether" in a sentence
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polythioether
Polythioether polymers and curable compositions containing them.
The compositions of the present invention comprise a polythioether.
A liquid polythioether polymer prepared as follows.
The second component in the polymer blend of the present invention is a polythioether.
A curable polythioether composition was prepared as follows.
Mole percent is based on total moles of reactants used in forming the polythioether polymer.
The polythioether polyol was stirred at ca.
In some embodiments the thiol terminated polythioether polymer comprises pendent hydroxide groups.
The polythioether amine resin synthesis further comprises an epoxy resin.
A third aspect of the invention provides curable compositions of the polythioether polymers of the invention.
Reacting said polythioether with a polyfunctionalizing agent to form a polyfunctional polythioether.
This method affords a thiol-terminated difunctional polythioether.
A polythioether as used herein is intended to represent a polythioether within the molecular weight distribution.
In certain embodiments, the thiol-terminated polythioether is polyfunctionalized.
Thus, a polythioether polyamine may be used.
See also
A composition which is radiation curable to a polythioether polymer, comprising,.
That is, the polythioether is an uncapped polythioether having terminal vinyl groups.
The molecular weight of a thiol-terminated polythioether may vary.
Compositions comprising polythioether polymers can, in general, meet these requirements.
In certain embodiments, a polyamine comprises an aromatic amine-terminated polythioether.
The uncapped sulfone-containing polythioether is a liquid at room temperature.
In certain embodiments, a polyisocyanate prepolymer comprises an isocyanate-terminated polythioether prepolymer.
Curable thiol-terminated polythioether compositions having extended pot life are disclosed.
The composition of claim 8 comprising a plurality of said liquid polythioether polymers.
A method of producing the polyfunctional polythioether of claim 10 which comprises the steps of.
Polythioether polymers, methods for preparation thereof, and compositions comprising them.
Use of polyfunctionalizing agents produces a polythioether polymer having a functionality greater than 2.
The compositions of the present invention comprise an amine / hydroxy-functional polythioether.
In certain embodiments, a thiol-terminated polythioether comprises the products of the foregoing reaction.
The sulfur-containing polymer in the base composition may be a polysulfide or a polythioether.
To prepare branched polythioether polymers, a polyfunctionalizing agent is included in the third reaction step.
In certain embodiments provided by the present disclosure a sulfur-containing polymer comprises a polythioether.
In certain embodiments, thiol-terminated polythioether provided by the present disclosure are liquid at room temperature.
A curing agent that is reactive with terminal groups of the sulfone-containing polythioether.
The polythioether-isocyanate prepolymer may be formed by reacting a diisocyanate with the polythioether polyol.
As a non-limitative illustration, the glue may be a mastic based on liquid polymer and polythioether.
The reaction used to make a thiol-terminated polythioether prepolymer may be catalyzed by a free radical catalyst.
The uncured sealant compositions used in the methods of the present invention comprise a thiol-terminated polythioether.
An expoxy-capped polythioether reaction product of a dithiol, a polyvinyl ether and a monoepoxy olefin formed by reacting.
A polyamine selected from an aromatic polyamine, an aromatic amine-terminated polythioether adduct, and a combination thereof.
The sulfone-containing polythioethers contain sulfone groups incorporated into the backbone of the polythioether.
Curable compositions of the present disclosure can comprise a polythioether and a polybasic acid-based epoxy.
The uncured sealant compositions used in the methods of the present disclosure comprise a thiol-terminated polythioether.
In some embodiments, the present disclosure relates to mercaptan based polythioether sealants containing radical photoinitiators.
The composition of claim 1, wherein the sulfur-containing polymer comprises a polythioether.
Curable compositions of the present disclosure comprise a polythioether polymer and a polybasic acid-based polyepoxy.
Coatings and sealant formulations useful with the organo-functional alkoxysilane primers include a thiol-terminated polythioether prepolymer.
More specifically, when the liquid polythioether polymer is included, the polysulfide is a non-reactive alkyl polysulfide.
In certain embodiments, compounds of the invention include polythioether polymers of the Formula La,.
Example 1 A curable polythioether composition was prepared as follows.
