| 释义 |
pyrolyse, v.|ˈpaɪərəʊlaɪz|
Also -lyze, -lize (both chiefly U.S.), -lise.
[f. pyrolysis, after hydrolysis, hydrolyse.]
1. intr. To undergo pyrolysis. Const. to.
1929C. D. Hurd Pyrolysis of Carbon Compounds ii. 12 Who would predict that the groupings {b3}C{b1}CH2OH and {b2} N{b1}CH2OH pyrolyze differently? 1938Jrnl. Amer. Chem. Soc. LX. 2420/1 Phenyl acetate pyrolyzed smoothly into ketone and phenol. 1970Sci. Jrnl. May 68 (Advt.), The Pye range of liquid chromatographs is capable of detecting all organic compounds which vaporise or pyrolyse at temperatures up to 700°C. 1974Physics Bull. Feb. 56/2 The fuel, in approaching the flame in the absence of oxygen, tends to pyrolyse to soot and other products of incomplete combustion. 1977Engin. Materials & Design Aug. 26/2 On exposure to high temperatures the resin binder may undergo some further cross-linking... There⁓after, the surface layer of resin begins to pyrolise.
2. trans. To decompose by heating; loosely, to cause to undergo any chemical change by heating.
1932Jrnl. Amer. Chem. Soc. LIV. 3632 Hydroanisamide was pyrolyzed and found to yield no compound which corresponded in composition to trimethoxylophine. 1959Times Rev. Industry Dec. 18/1 Chlorodifluoromethane. This substance is a gas..which, on pyrolizing at about 800 deg. C., forms tetrafluoroethylene. 1973Nature 23 Mar. 232/2 The results of pyrolysing 50 mg portions of the lunar samples indicated that carbon was present in the gases. 1976Amer. Scientist LXIV. 625/1 The second sample was pyrolized first at 350°C to attempt to drive off most of the water and increase sensitivity to organics.
Hence ˈpyrolysed ppl. a.; also ˈpyrolysable a., capable of being pyrolysed; pyˈrolysate [after distillate, filtrate, etc.], a product of pyrolysis.
1934Nash & Howes Princ. Motor Fuel Prep. & Appl. x. 496 T. S. Wheeler and I.C.I. Ltd., have suggested the removal of hydrogen from pyrolyzed gas before it is passed to a second stage. 1953D. H. R. Barton in E. H. Rodd Chem. Carbon Compounds II b. xvi. 755 The acid fraction of the pyrolysate..on dehydrogenation..gave 1:2-dimethylnaphthalene..and the anhydride. 1961Flight LXXIX. 836/2 Modern finishing schemes for the internal and external surfaces of military and civil aircraft must supply protection against moisture condensation, heat, pyrolised ester lubricants, hydraulic fluids, etc. 1972Sci. Amer. Oct. 83/2 The lunar samples contained less than one p.p.m. of volatile and pyrolyzable organic matter. 1976Ibid. Mar. 41/3 Clusters of benzene rings, as in pyrene, benzopyrene and perylene, are..commonly found in pyrolysates. 1977Nature 10 Feb. 493/3 Molecular analysis of the surface dust by pyrolysis-gas chromatography⁓mass spectrometry..show that it is virtually free of all pyrolysable carbon compounds. |