单词 | photopolymerize |
释义 | photopolymerizev. Chemistry. transitive. To polymerize (a compound) photochemically. Also intransitive. ΘΚΠ the world > matter > chemistry > isomerism > subject to isomerism [verb (transitive)] > subject to photopolymerization photopolymerize1921 the world > matter > chemistry > polymer chemistry > polymerization > [verb (transitive)] > photopolymerization photopolymerize1974 1921 Jrnl. Chem. Soc. 119 1028 Whether the same explanation does not apply to all carbohydrates and to chlorophyll, namely, that under the influence of light of very short wave-length they are decomposed to carbon dioxide, which is photosynthesised to formaldehyde, and this in its turn photopolymerised to sugars. 1948 Jrnl. Physical & Colloid Chem. 52 537 Acrolein,..like crotonaldehyde, dissociates very little at room temperature. Unlike crotonaldehyde, however, it may photopolymerize extensively. 1974 Sci. Amer. Oct. 119/2 They are made by first crystallizing the molecules of an appropriate monomer and then photopolymerizing the monomer crystal with ultra-violet light or gamma rays. 1994 Obstetr. & Gynecol. 83 59/1 A hydrogel barrier was formed in situ by photopolymerizing a solution of a macromolecular prepolymer..using long-wavelength ultraviolet light. Derivatives ˌphotopolymerizaˈbility n. the property of being photopolymerizable. ΘΚΠ the world > matter > chemistry > isomerism > [noun] > photoisomerism > photopolymerization > capacity for photopolymerizability1932 the world > matter > chemistry > polymer chemistry > polymerization > [noun] > photopolymerization > ability for photopolymerizability1932 1932 Canad. Jrnl. Res. 7 473 The photo-polymerizability is practically the same as that of the butyl ether. 1991 Macromolecules 24 4322ff. To study the photopolymerizability of various oxime acrylates..with visible initiators using an argon ion laser. photoˈpolymerizable adj. capable of being photopolymerized. ΘΚΠ the world > matter > chemistry > isomerism > [adjective] > of or relating to photoisomerism > capable of photopolymerization photopolymerizable1932 the world > matter > chemistry > polymer chemistry > polymerization > [adjective] > photopolymerization > capable of photopolymerizable1932 1932 Canad. Jrnl. Res. 7 473 Comparison with the closely related vinyl esters..shows that, in the absence of catalysts, the latter are much more readily photo- and thermo-polymerizable. 1973 Materials & Technol. VI. ix. 664 The photopolymerisable amide-compositions are used for the production of letterpress printing plates. 2003 Ithaca (N.Y.) Jrnl. (Nexis) 5 Apr. 8A A new photopolymerizable resin system that employs visible light to trigger the adhesive process. photoˈpolymerized adj. ΘΚΠ the world > matter > chemistry > isomerism > [adjective] > of or relating to photoisomerism > having undergone photopolymerization photopolymerized1933 the world > matter > chemistry > polymer chemistry > polymerization > [adjective] > photopolymerization photopolymerized1933 1933 Jrnl. Amer. Chem. Soc. 55 577 Ethyl acetate does not react with Wijs solution; nor does the polymerized product, since..solid photopolymerized vinyl acetate gave iodine values as low as 9·5 and 6·3, corresponding to 96 and 98% polymerized. 1990 Jrnl. Coatings Technol. (Nexis) June 43 This may be the result of thermal generation of radicals or of radical trapping in the photopolymerized acrylic network. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < v.1921 |
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