Application Number: 202111039047(IN)

Date of Patent Filing: 28.08.2021

Summary: The present invention relates to the cellulose nanofibers based composite aerogel and its method of preparation for super thermal insulation. The aerogel comprising in-situ synthesis of polymethylsilsesquioxanefrom methyltrimethoxysilane precursor, in the presence of cellulose nanofibers gel as a diluents. The said aerogel has the thermal conductivity between 18-25 mWm^-1K^-1.