Green PVA-based composite aerogel

Low thermal conductivity and high fire safety

Built from bio-based PVA and nano-silica sol, this aerogel features a hierarchical micro-nano porous structure that delivers superior mechanical strength, thermal insulation, and fire safety at an ultra-low density.

Gao, Suliang · Ruiping, Wang · Xu, Yue · Hui, Zhang · Shuo, Zhang · Xu, Miaojun · Liu, Lubin · Bin, Tao · Han, Xue · Li, Sheng · Li, Bin

Polymer Degradation and Stability 2025

Specifications

导热系数

{'zh': '37.6', 'en': ''} mW·m⁻¹·K⁻¹

应变下压缩强度

{'zh': '3.98', 'en': ''} MPa

极限氧指数

{'zh': '26.5', 'en': ''} %

Advantages

UL-94 V-0 rating in vertical burning test