prepolymerizev.
/priːˈpɒlᵻmərʌɪz/, U.S. /ˌpripəˈlɪməˌraɪz/, /ˌpriˈpɑləməˌraɪz/ Chemistry.
transitive. To convert (a monomer) into a prepolymer.Earliest as prepolymerized adj.
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prepolymerize1948
1948 Industr. & Engin. Chem. 40 656/1 This requires a prepolymerization time of 65 hours. At the end of this time, flow of prepolymerized sirup into the tower is started.
1950 Jrnl. Amer. Chem. Soc. 72 1062/1 As final insurance against the presence of traces of inhibitory materials the sample was degassed and prepolymerized in the apparatus of Fig. 4.
1978 Techn. Bull. (National Gallery) 2 73/1 Drying oils can be preopolymerized by heating them or exposing them to sunshine for a prolonged period.
2002 Jrnl. Chromatogr. A 950 197/1 A stand oil (linseed oil that has been prepolymerised by heating to 280 °C)..film of about 0.5 mm thickness.
This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022).
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