| 单词 | Lexan |
| 释义 | Lexan, n.|ˈlɛksæn| Also lexan. [Invented name.] A proprietary name for a polycarbonate thermoplastic of high impact strength, produced by the reaction of bisphenol A with phosgene.
1956Official Gaz. (U.S. Patent Office) 28 Aug. tm125/2 Lexan. For synthetic resinous compositions useful in molding applications and other industrial arts. First use Nov. 10, 1955. 1969New Yorker 12 Apr. 127/1 The astronauts..will have to close the hatch and build up the oxygen pressure in the cabin, so that they can take off their Lexan bubble helmets. 1975New Yorker 29 Sept. 28/1 The painting and frame would be completely surrounded by a bullet-resistant box of Lexan plastic. 1975Nature 2 Oct. 361/3 The evidence is the track of a particle passing through a balloon-borne stack of Cerenkov film, nuclear emulsion and lexan sheets. 1985Survival Weaponry Dec. 43/1 Space age materials such as Lexan (which is bullet proof!) as used by Blackie Collins on some of his boot knives. 1995T. Clancy Op-Center xvii. 69 After passing through the keycard and keypad entry and greeting the somber armed guards behind the Lexan, she replaced her own evening team counterpart. |
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