noun
polyethylene resin
Technical term used in materials science and manufacturing. Refers to the raw resin form of polyethylene before molding or extrusion.
この容器はポリエチレン樹脂でできています。
This container is made of polyethylene resin.
ポリエチレン is the general term for polyethylene as a material, while ポリエチレン樹脂 specifically refers to the resin form used as a raw material.
Compound of ポリエチレン (polyethylene, from English) and 樹脂 (resin).