Definition of prepolymer in English:

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prepolymer

Pronunciation: /priːˈpɒlɪmə/

noun

Chemistry
A substance which represents an intermediate stage in polymerization, and can be usefully manipulated before polymerization is completed: the prepolymer forms a polymerized gel when activated
More example sentences
  • Siloxanes are prepolymers - the result of partial polymerization of silanes - in which the molecules are beginning to link, but only in sets of two or three, not yet in full chains.
  • Some researchers believe that prepolymers achieve better results.
  • Artificial clays containing a catalyst can initiate polymerization when the particles are mixed with a prepolymer matrix.
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