Definition of "methacrylic" []

• Of or pertaining to methacrylic acid or its derivatives (adjective)

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• "I. may be artificially prepared by the hydrolysis of isopropylcyanide with alkalies, by the oxidation of isopropyl alcohol with potassium bichromate and sulphuric acid (I. Pierre and E. Puchot, _Ann. de chim. et de phys. _, 1873, [4] 28, p. 366), or by the action of sodium amalgam on methacrylic acid, CH_2·C (CH_3) ·COOH."
• "Acrylic resins are described as a group of related thermoplastic or thermosetting plastic substances derived from acrylic acid, methacrylic acid or other similar compounds."
• "About 30 DuPont workers run the methacrylic acid unit, said Bille Menke, plant manager."