polyethylene
聚乙烯,聚丙烯,聚氯乙烯,聚酯
Definitions
- 1
Chemistry.
- : a plastic polymer of ethylene used chiefly for containers, electrical insulation, and packaging.
Examples
Even paints that stick to most plastics don’t grip to everything, especially polyethylene.
In a second test, the researchers mixed the compatibilizer into a melted blend of polyethylene and polypropylene.
Taking apart polyethylene molecules, for instance, requires temperatures over 400° Celsius.
Those alternating segments latch onto plastic molecules of the same kind in a mixture, bringing polyethylene and polypropylene together.
Stirring the film into a toluene solvent first dissolved the polyethylene layer.
These substances are relatively harmless compared to longer-living man-made plastics like polyethylene.
You seal each sample in a tiny polyethylene bag about ½ inch square.
No, I haven't; we have some rugs, most of them are wrapped in polyethylene.
Specimens were stored in glycerin in glass shell vials having polyethylene stoppers.