V2EX polymer-derived ceramics

Polymer-derived Ceramics

定义 Definition

聚合物前驱体陶瓷(PDCs):指以有机聚合物为前驱体,通过交联与热解(高温裂解/转化)制备得到的陶瓷材料。常见体系包括SiC、SiCN、SiOC等,特点是成形灵活(可浇注、涂覆、3D 打印等)、可在较低温度起始转化,并能获得细微/非晶或纳米结构的陶瓷。(该术语也可能在不同文献中涵盖不同具体体系。)

发音 Pronunciation (IPA)

/plmr dravd srmks/

例句 Examples

Polymer-derived ceramics are used to make heat-resistant coatings.
聚合物前驱体陶瓷可用于制备耐高温涂层。

By adjusting the pyrolysis temperature, researchers can tune the microstructure and properties of polymer-derived ceramics for aerospace components.
通过调控热解温度,研究人员可以优化聚合物前驱体陶瓷的微观结构与性能,用于航空航天部件。

词源 Etymology

该术语为材料科学中的组合表达:polymer-derived 意为“由聚合物转化而来/以聚合物为来源”,强调材料不是传统粉体烧结路线,而是从聚合物前驱体经热理转变为陶瓷;ceramics 源自希腊语 keramikos(“陶器的”),在现代语境中泛指无机非金属固体材料。

相关词 Related Words

文献作品 Literary / Notable Works

  • Polymer Derived Ceramics: From Nanostructure to Applications(关于 PDCs 的系统性专著,常被用作入门与综述参考)
  • Riedel 等人在 Journal of the European Ceramic SocietyAdvanced Engineering Materials 等期刊发表的聚合物前驱体陶瓷综述与研究论文(PDC 领域代表性作者与载体)
  • Greil 等关于 PDC 成形与转化机理的研究论文(常见于陶瓷与材料类核心期刊,推动了该术语的普及与体系化)
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