thermosetting

IPA/ˈθɜːməʊsetɪŋ/
KK[θˈɚmosˌɛtɪŋ]IPA/ˈθɜːrməʊsetɪŋ/

thermosetting — 形容詞

  • thermosettingpositive
  • more thermosettingcomparative
  • most thermosettingsuperlative

1. describes a type of synthetic material, especially a plastic or resin, that perm

1.形容詞C1
釋義

熱固性

加熱後永久硬化，無法再次熔解

describes a type of synthetic material, especially a plastic or resin, that permanently hardens when first heated into a particular shape and cannot be softened or remoulded by later heating.

例句

Erik replaced the handle with one made from a thermosetting resin that resists heat damage.

Erik 把舊把手換成了耐熱損害的熱固性樹脂製成的把手。

attributive use: thermosetting resin

The packaging is thermosetting, so it keeps its rigid shape even under a hot lamp.

這種包裝是熱固性的，即使在熱燈下也能保持堅硬的形狀。

predicative use: is thermosetting

同義詞
  • heat-curing

    more specific to adhesives and coatings that harden during a controlled heating process; slightly narrower in scope

  • thermohardening

    rare synonym found mostly in older or translated technical literature; same meaning

反義詞
  • thermoplastic

    describes materials that can be repeatedly softened and reshaped by heat — the opposite material category

文法句型

thermosetting + noun (plastic, resin, polymer)

be + thermosetting

用法筆記

This adjective is almost always used attributively before a noun such as 'plastic', 'resin', or 'polymer'. The opposite concept is 'thermoplastic', which describes materials that soften repeatedly when heated.

常見錯誤

❌This thermosetting plastic can be melted again if needed.
✅This thermosetting plastic becomes permanently hard when heated and cannot be melted again.
💡Thermosetting materials cannot be remelted; that irreversible hardening is the key difference from thermoplastics.