释义 |
polypropylene /ˌpɒlɪˈprəʊpɪliːn /noun [mass noun]A synthetic resin which is a polymer of propylene, used chiefly for films, fibres, or moulding materials: high-impact polypropylene [as modifier]: polypropylene underwear...- Examples of linear polymers include polyethylene, polyvinyl chloride and polypropylene.
- Synthetic polymers such as polyethylene and polypropylene are produced by free radical addition reactions.
- Polyethylene, polypropylene, polystyrene, silicone, and rubber are among the materials that are not responsive to the process.
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