Currently,the world is facing a prominent energy crisis and environmental pollution,making the development of new and efficient insulation materials a research hotspot.Cellulose-based composite aerogel is a new renewable thermal insulation material,its unique nano porous structure and low thermal conductivity endow it with excellent thermal insulation performance.The preparation methods,types and thermal insulation applications of cellulose-based composite aerogels are reviewed based on the types of nano cellulose,in order to improve energy utilization efficiency and reduce energy consumption.
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