Search Results for: Frames other than made up of plastics
the repeating structural unit is identical to that of the monomer, e.g., polyethylene and polystyrene. a condensation polymer is one in which the repeating structural unit contains fewer atoms than that of the monomer or monomers because of the splitting off of water or some other substance, e.g., polyesters
synthetic rubber the more than one dozen major classes of synthetic rubber are made of raw material derived from petroleum, coal, oil, natural gas, and acetylene. many of them are copolymers, i.e., polymers consisting of more than one monomer. by changing the composition it is possible to achieve specific...
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