V2EX ptfe

PTFE

释义 Definition

PTFEpolytetrafluoroethylene(聚四氟乙烯) 的缩写,一种含氟高分子材料。常见特点是不粘耐高温耐腐蚀/耐化学品摩擦系数低,常用于不粘涂层(如特氟龙涂层)、密封件、垫片、电线绝缘等。(也常用商品名 Teflon 指代含 PTFE 的材料/涂层。)

发音 Pronunciation (IPA)

/pi ti f i/

例句 Examples

The pan has a PTFE coating.
这口锅有 PTFE 不粘涂层。

Because PTFE is chemically inert and heat-resistant, it is widely used in gaskets, seals, and electrical insulation in harsh environments.
由于 PTFE 具有化学惰性并且耐高温,它被广泛用于恶劣环境中的垫片、密封件和电气绝缘材料。

词源 Etymology

PTFE 来自其化学名称 poly-tetra-fluoro-ethylene 的首字母缩写:

  • poly- 表示“聚合的/多聚的”
  • tetra- 表示“四”
  • fluoro- 表示“含氟”
  • ethylene 指“乙烯”相关的结构单元
    该材料在 20 世纪中期被工业化推广,因其性能突出而在工程与日用品领域普及。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Ullmann’s Encyclopedia of Industrial Chemistry(工业化学权威工具书中常以 PTFE 讨论其合成与应用)
  • Kirk-Othmer Encyclopedia of Chemical Technology(化工技术百科中系统介绍 PTFE 等氟聚合物)
  • Polymer Handbook(聚合物手册中以数据与参数形式多次出现 PTFE
  • CRC Handbook of Chemistry and Physics(材料性质与常数汇编中常收录 PTFE 的物性数据)
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