| abstract |
An aerogel which has at least one dialkyldisiloxane as hydrophobic groups on the surface. Alternatively, the aerogel has, on the surface, hydrophobic groups of at least one kind which include crosslinked disiloxane bonds. A member including at least either of the aerogels is also provided, the member being a heat insulator, a sound absorbing material, a water-repellent material, or an adsorbent. |