氣凝膠隔熱材料研究進展

【摘要】氣凝膠因其獨特的結(jié)構(gòu)特點，優(yōu)異的熱學(xué)特性，在航空、化工、環(huán)境等多領(lǐng)域具有廣泛的應(yīng)用價值。本文列舉并介紹了幾種氣凝膠的研究進展，并對氣凝膠的發(fā)展進行了展望。

【關(guān)鍵詞】氣凝膠；隔熱材料；無機氣凝膠

【DOI編碼】10.3969/j.issn.1674-4977.2023.02.057

Research Progress of Aerogel Thermal Insulation Materials

LIU Haixin

（Liaoning National New Raw Material Base Construction Engineering Center，Shenyang 110036，China）

Abstract：Aerogels show excellent thermal properties due to their unique structural characteristics and have a wide range of applications in multiple fields such as aerospace，chemical and environmental. This paper lists and introduces the research progress of several aerogels and provides an outlook on the development of aerogels.

Key words：aerogels；insulation materials；inorganic aerogels

氣凝膠是一種納米級多孔固態(tài)材料，其密度低至3 kg/m3，也被稱為“固態(tài)煙”，有低密度、高比表面積、高孔隙率的結(jié)構(gòu)特點，具有優(yōu)異的隔熱、吸附性能，廣泛用于航空航天、建筑行業(yè)、生態(tài)環(huán)境等領(lǐng)域。（剩余6175字）