lactoprene

noun lac·to·prene \ ˈlaktəˌprēn \

Definition of lactoprene

plural -s
: any of several synthetic rubbers that are polymers or copolymers of an acrylic ester (as ethyl acrylate) and are characterized by good resistance to flexing and good resistance to hydrocarbon oils, oxygen and ozone, weather, and heat but not to low temperatures

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Origin and Etymology of lactoprene

lact- + isoprene


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