| 释义 |
oxycellulose|ɒksɪˈsɛljuːləʊs|
[f. oxy- 2 + cellulose n.]
Any of various substances obtained by the oxidation of cellulose, some of which are used as gauze or lint in cases of hæmorrhage.
1893Cross & Bevan in Jrnl. Chem. Soc. XLIII. 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. 1938Ann. Rev. Biochem. VII. 58 When oxycelluloses are boiled with dilute alkalis, the fluidity is virtually unaffected and there is only a slight decrease in tensile strength. 1954Kirk & 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[see overbleached ppl. a.]. |