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单词 micarta
释义

Micartan.

Brit. /mʌɪˈkɑːtə/, U.S. /ˌmaɪˈkɑrdə/
Forms: also with lower-case initial.
Origin: Formed within English, by blending. Etymons: mica n., Latin carta.
Etymology: Blend of mica n. and classical Latin carta papyrus, paper (see card n.2).
Originally: a laminated electrical insulating material consisting of paper, mica, and enamel. Later also: a similar material composed of layers of paper or fabrics bound by a resin and used in the manufacture of laminated articles.A proprietary name.
ΘΚΠ
society > occupation and work > materials > derived or manufactured material > material for making paper > paper > [noun] > paper as electrical insulator
fish paper1868
presspahn1904
Micarta1912
the world > matter > physics > electromagnetic radiation > heat > transmission of heat > [noun] > failure to conduct > substance causing > material
planking1875
insulite1882
Micarta1912
loose-fill1950
insulation1969
the world > matter > physics > electromagnetic radiation > electricity > transmission of electricity, conduction > non-conduction, insulation > [noun] > substance or contrivance > of specific kind
press-board1849
nigrite1882
Micarta1912
1912 Sci. Abstr. B. 15 230 The coil is wrapped with several layers of a foil termed ‘Micarta Folium’, consisting of paper, mica, and enamel; the whole coil is then..compressed.
1921 Raw Material 4 449/2 The method of manufacturing micarta..consists of impregnating the base material with a solution of the binder, evaporating the solvent and then fusing together laminations of impregnated base material by the action of heat under pressure.
1938 Jrnl. Royal Aeronaut. Soc. 42 9 For those engineers dealing with wooden or micarta airscrews or metal airscrews of less usual form.
1966 Sci. & Techn. Aerospace Rep. 4 667/1 The ablation rate of contoured Micarta (laminated plastics) specimens immersed in solid propellant exhaust gases was measured under closely controlled conditions.
1992 Fly Rod & Reel Jan. 32/4 Brodins may also be ordered with inlaid scrimshaw (carved in micarta to your specs..) or with the owner's initials engraved on an inset of synthetic ivory.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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n.1912
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