单词 | photopolymer |
释义 | photopolymern. Chemistry. A polymer produced by a photochemical reaction. ΘΚΠ the world > matter > chemistry > polymer chemistry > polymers > [noun] > types (other miscellaneous) photopolymer1932 polyvinylidene fluoride1954 biopolymer1957 ionene1969 1932 Canad. Jrnl. Res. 7 479 The photo-polymer of vinyl butyl ether was purified. 1953 Jrnl. Res. Nat. Bureau of Standards (U.S.) 51 327 Teflon and tetrafluoroethylene photopolymers, on pyrolysis in a vacuum at 423·5° to 513·0° C, yield almost 100 percent of monomer. 1961 Printing News 16 Feb. 10 The first complete 4-colour magazine to be produced from ‘Dycril’ photo-polymer (light-sensitive plastic) printing plates. 1974 Clarendonian 28 i. 41 There are plans afoot to convert other letterpress ‘classics’ to this type of plate should photopolymers prove the equal of our now traditional hot-moulded plastic plates. 1990 New Scientist 19 May 35/3 Researchers are experimenting with compounds known as photopolymers. These need no wet developing, but simply need to be heated. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < n.1932 |
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