Examples of 'pre-polymer' in a sentence
Meaning of "pre-polymer"
pre-polymer (noun) - a substance that contains repeating structural units called monomers and is used to make polymers through further polymerization reactions
How to use "pre-polymer" in a sentence
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pre-polymer
The pre-polymer may be polyurethane based.
The thermoplastic may be a polymer or a pre-polymer.
This pre-polymer terminates in blocked isocyanic groups.
The polymer preform may be a polymer powder or a pre-polymer.
A pre-polymer syrup was prepared initially.
It is preferred that the polyethyleneglycol is present as an initiator of the pre-polymer.
The polyol pre-polymer is a more or less viscous liquid.
The probes did not directly contact the pre-polymer melt.
Isolating the pre-polymer as generally uniform solid particles.
The thermoplastic polyurethanes can also be prepared utilizing a pre-polymer process.
This pre-polymer may then be subjected to chain extension.
The separate second component of the system is an isocyanate terminated pre-polymer.
The pre-polymer melt is then discharged through into water.
This mixture was stirred until homogenous to make the pre-polymer resin.
Separating the pre-polymer phase from the water phase.
See also
The elastomer resins can also be prepared utilizing a pre-polymer process.
The pre-polymer is isolated into small hemispherical particles by pastillation.
One can accomplish solidifying the pre-polymer by allowing the polymer to cool.
The pre-polymer may or may not correspond to the starting polymer.
The new technique involves mixing the drug with a pre-polymer liquid.
The pre-polymer is mixed with water that usually includes a surfactant.
The compatibalizer is used to promote intermixing of the pre-polymer and the asphalt.
The pre-polymer is exemplified by epoxy acrylate and polyester polyol acrylate.
In use, the isocyanate and the polyol are mixed to form a polyurethane pre-polymer.
The pre-polymer synthesis is preferably carried out in the presence of a catalyst.
This may be accomplished by discharging the pre-polymer melt through die holes.
Subjecting the pre-polymer mixture in a molten state to a sudden pressure drop discharge ;.
The first involved the fibrillation of cellulose in a pre-polymer using basket bead milling.
The pre-polymer cures on the hot granules to encapsulate them with a coating of polyurethane.
Water and excess formaldehyde were removed by rotary evaporation to leave a clear pre-polymer syrup.
Such pre-polymer compositions can be used as needed in various sealant and adhesive applications.
The series of batch systems may be operated to provide a net continuous supply of pre-polymer.
The pre-polymer mixture is then subjected to curing conditions to form the final film.
The chain-extender is added in small portions to the well stirred pre-polymer solution.
The granule / pre-polymer mixture does not agglomerate due to the action of the mixer.
A model obtained in a similar manner was used to control the composition of the pre-polymer melt.
These materials are applied as pre-polymer in the coating composition and must thereafter be cured.
The chain-extender was added in small portions to the well stirred pre-polymer solution.
The pre-polymer mixture must have a stable and low viscosity after mixing.
The polymerisable compound can be a monofunctional or polyfunctional monomer, oligomer or pre-polymer or a combination thereof.
Step of reacting the fluorinated diisocyanate pre-polymer with a hydroxyl-containing ethylenically unsaturated compound.
The pre-polymer synthesis by a ring-opening polymerisation is preferably carried out in the presence of a catalyst.
Suitable examples of these materials include the pre-polymer crosslinking agents described above.
The pre-polymer is in this case primarily responsible for the properties of the coating film.
The solid phase comprising nylon 6 pre-polymer is then separated from the aqueous phase.
During flashing the remaining water is removed by adiabatic expansion and the pre-polymer is cooled.
In fact the present pre-polymer mixture will normally have a storage stability of more than 6 hours.
The composition of the copolymer can then only be determined by adjusting the pre-polymer lengths.
The most noteworthy problem with slow-reacting pre-polymer systems is the requirement for a catalyst.
An excess of one of the stereoisomers will increase the Tg of the poly-lactide pre-polymer.
