单词 | oxycellulose |
释义 | oxycellulosen. Any of various substances obtained by the oxidation of cellulose, some of which are used in medical gauze and lint. ΘΚΠ the world > health and disease > healing > medical appliances or equipment > equipment for treating wound or ulcer > [noun] > gauze or oiled silk, etc. cering-cloth1480 cered cloth1541 cerecloth1547 protective1827 oxycellulose1882 cyanide gauze1895 tulle gras1933 fibrin film1944 the world > matter > chemistry > organic chemistry > carbohydrates > sugars > polysaccharides > [noun] > cellulose > derivatives of nitrocellulose1868 cellulose nitrate1873 hydrocellulose1876 oxycellulose1882 adipocellulose1887 viscose1896 1882 Nature 30 Nov. 118/2 By the action of boiling 60 per cent. nitric acid, cellulose is converted into an amorphous substance C18H26O16, oxycellulose. 1893 C. F. Cross & E. J. Bevan in Jrnl. Chem. Soc. 43 22 A portion of the mass [of cellulose]..yields but slowly to the action of the nitric acid, in consequence, we find, of its conversion into an oxidised derivative, to which we have provisionally given the name oxycellulose. 1954 R. E. Kirk & D. F. Othmer Encycl. Chem. Technol. XIII. 551 Oxycellulose, when properly prepared, is a hemostatic material and is gradually absorbed by bodily fluids when it is used to pack wounds. 1963 A. J. Hall Student's Handbk. Textile Sci. ii. 25 Overbleached cotton containing oxycellulose resists dyeing with direct cotton dyes. 1982 Proc. National Acad. Sci. U.S.A. 79 5435/1 This powder is a dried oxycellulose adsorbate of an extract of whole porcine pituitaries. This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022). < n.1882 |
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