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US 5,705,535 AGranted
Method for the subcritical drying of aerogels
AssigneeHoechst Aktiengesellschaft
InventorsRolf-Michael Jansen, Birgit Kessler, Johann Wonner, Andreas Zimmermann
Life of this patent
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Abstract
Process for the preparation of aerogels by subcritical drying of inorganic and organic hydrogels and lyogels to give aerogels, dielectric drying methods being used.
Claims4
A method for preparing aerogels by subcritical drying of organic hydrogels and lyogels to give aerogels, which comprises using dielectric drying methods.
Dependencies are inferred from the claim text.