= polystyrene, n.
| 单词 | θ216943 |
| 释义 | society > occupation and work > materials > derived or manufactured material > synthetic resins and plastics > [noun] > plastic > capable of hardening after heating or (re)shaping > types of (14) polystyrol1873 = polystyrene, n. polyoxymethylene1908 any of a number of polymers which are prepared from formaldehyde and in which the repeating unit is the group —CH2·O—; esp. any of the tough, strong… polystyrene1927 A polymer of styrene, esp. a hard thermoplastic resin; (also) any of various plastics made from or containing this, widely used as lightweight… polyvinyl chloride1930 Chemistry. In the names of substances which are polymers of compounds containing a vinyl group —CH=CH2. any of various thermoplastic polymers in… polyacetal1931 any of a class of polymers containing the repeating group —(O·CHR)—, which are prepared by addition polymerization of aldehydes and are typically… polyformal1935 = polyoxymethylene n. polypropylene1935 A polymer of propylene; esp. any of a number of durable thermoplastic propylene polymers widely used in films, fibres, fabrics, and moulded plastic… PVC1941 polyvinyl chloride. polyacrylic1959 A polyacrylic fibre; a material made from such fibres. phenoxy1962 A phenoxy plastic or other substance containing phenoxy groups. polyallomer1962 any of a class of crystalline thermoplastics which are copolymers of two or more different alkenes, esp. ethylene and propylene. ionomer1964 Any of a class of synthetic polymers that contain a significant proportion of ionic groups, used to make films, coatings, and moulded products. parylene1965 Any of several transparent thermoplastic polymers of paraxylene or its substituted derivatives that are obtained as thin films or particles by… polypro1986 Polypropylene, esp. as a textile fibre. |
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