| 释义 |
petrochemical, a. and n.|pɛtrəʊˈkɛmɪkəl|
Also petro-chemical.
[f. next, after chemistry, chemical.]
A. adj.
a. Of or pertaining to petrochemistry (sense 1).
1913Chem. Abstr. VII. 3949 (heading) Petrochemical studies. 1952Geochim. et Cosmochim. Acta II. 283 (heading) A petrochemical study of the Tertiary lavas of north-east Ireland. 1960Internal Geol. Rev. II. 273 (heading) Petrochemical study of the Cenozoic basaltic rocks in eastern China. 1975Nature 27 Feb. 691/1 Another study of the intrusion was initiated in the hope that new geo-physical and petrochemical techniques might provide the added insight needed to resolve some of these questions.
b. Of or pertaining to petrochemistry (sense 2) or petrochemicals.
1942Oil & Gas Jrnl. 30 Apr. 47 The long experience of the Badger Company..enables it..to meet the requirements of the rapidly expanding Petro-Chemical Industry. 1947Chem. & Engin. News 8 Dec. 3634/1 Increasing demands for organic chemicals..have led to rapid development of the petrochemical industry. 1959Times Rev. Industry Sept. 99/3 The Monsanto Chemical Company..will build a petro-chemical factory..to produce styrene monomer from which polystyrene plastics are made. 1961G. R. Choppin Exper. Nucl. Chem. xi. 185 Further reduction is effected by using solvents of petro⁓chemical origin. 1969Times 30 Apr. 23/2 (Advt.), Dutch-American firm, specialising in design and fabrication of unusual petrochemical heat transfer equipment,..seeks experienced man. a1974R. Crossman Diaries (1976) II. 290 There was a likelihood of petro-chemical and associated development in the Invergordon area.
B. n. Any chemical compound or element obtained or derived industrially from petroleum or natural gas. Freq. attrib. in pl.
1942Oil & Gas Jrnl. 25 June 180 (Advt.), Typical ‘petro-chemicals’ already in production: alcohols, butadiene, benzol, [etc.]. 1950N.Y. Times 19 Nov. if/3 Petrochemicals which are derived from the vast supplies of petroleum and natural gas available in the South, are the bellwether of the country's economy. 1959Engineering 2 Jan. 24/1 The new petrochemicals plant at the Fawley refinery of Esso. 1967New Scientist 16 Feb. 385/3 Chemical engineering has now advanced to the point whereby the idea of using this gas [sc. carbon monoxide] as the key building block for petrochemicals—such as plastics and pesticides..—is no longer a pipe-dream. 1972Harker & Allen Fuel Sci. iii. 35 Crude oil also provides the source of raw material for the rapidly growing petro⁓chemicals industry. 1975Petroleum Rev. XXIX. 381/2 (caption) 65,000 tons of petrochemicals..are stored under an inert blanket.
Hence petroˈchemically adv.
1952Trans. Edin. Geol. Soc. XV. 82 Ophitic texture is the result of delayed crystallisation of augite from magma characterised petrochemically by marked undersaturation in the pyroxene-components. 1963Economist 28 Sept. 1140, 60 per cent of world nitrogen is petrochemically derived. 1973Nature 27 Apr. 566/1 ‘Petrographically’ the dredged lavas are typically submarine fine grained, vesicular and porphyritic basalts... ‘Petrochemically’ the basalts are classified as tholeiites according to the Yoder and Tilley normative scheme. |