and energy saving and high-end development are important development directions.

aerogel is a nanoscale porous solid material. there are many types of aerogels, which can be divided into inorganic aerogels, organic aerogels, hybrid aerogels and composite aerogels. organic aerogels are divided into aldehyde series, urea derivatives, polymer bases, etc. polymer-based aerogels are organic compounds with a porous network structure formed by combining polymer molecules with…