methyl methacrylate

noun

Chemistry.

1. a colorless, volatile, flammable, water-insoluble, liquid, unsaturated ester, C 5 H 8 O 2 , that polymerizes readily to a clear plastic.

methyl methacrylate

noun

1. a colourless liquid compound, used in the manufacture of certain methacrylate resins. Formula: CH 2 C(CH 3 )COOCH 3

Word History and Origins

Origin of methyl methacrylate¹

First recorded in 1930–35

Example Sentences

The leaked chemical is methyl methacrylate, or MMA, which is also used in superglue, Hamilton said.

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The external contraption was built with methyl methacrylate, a polymer often used to fix cracked hooves, and steel pins.

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The truck’s tank was carrying a flammable liquid used in plastics called methyl methacrylate monomer and an unknown amount spilled during the crash.

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Fire officials say a contractor working inside the facility had been using a liquid chemical containing methyl methacrylate, which is used in the making of manufacture of resins and plastics.

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The scarcity stems in large part from the shortage of an obscure chemical compound called methyl methacrylate, one of the key ingredients in roadworthy paint, which must be sturdy, long-lasting and reflective.

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