英语词汇“urethane”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	urethane
释义	ure·thane \ˈyu̇rəˌthān, yəˈreˌth-\ noun or ure·than \-an\ (-s) Etymology: French uréthane, from ur- (I) + éth- eth- + -ane -ane, -an 1. a. : a crystalline ester-amide NH₂COOC₂H₅ made usually by the action of ammonia on ethyl carbonate or ethyl chloroformate or by heating urea nitrate and ethyl alcohol and used chiefly in medicine, for anesthetizing laboratory animals, and as a gelatinizing agent for cellulose acetate or cellulose nitrate — called also ethyl carbamate b. : an ester of carbamic acid other than the ethyl ester 2. a. : an ester (as phenylurethane or other ethyl esters) of a substituted carbamic acid — compare phenylurethane b. : polyurethane < urethane foams >
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