▎ 摘　　要

NOVELTY - Aerogel volcanic rock thermal insulation filling material comprises volcanic rock short fiber, aerogel short fiber and polyester short fiber; where total mass of volcanic rock short fiber and aerogel short fiber accounts for 20-50 wt.% of total mass of aerogel volcanic rock thermal insulation filling material and mass of short aerogel fiber accounts for 10-25 wt.% by weight of aerogel volcanic rock thermal insulation filling material. USE - Aerogel volcanic rock thermal insulation filling material used to technical field of clothes heat insulating material, aerogel lava heat preservation filling material for cotton clothes. ADVANTAGE - The aerogel volcanic rock thermal insulation filling material has good heat preservation effect and light texture, has light and comfortable advantages, and excellent property of heat preservation.