Patent ID: 9188384
Filing Date: 2015-11-17
Classification: B01J,F25D

Abstract:
1. A dynamically evacuable and electrically operated device, comprising: a coherently evacuable region; and a temperature-controllable useful region, which is thermally insulated from ambient temperature by the coherently evacuable region; and means for actively maintaining a vacuum, such that a pressure in the coherently evacuable region of the device is constantly within a defined pressure range; wherein: the coherently evacuable region constitutes at least 20% by volume of a total volume which is occupied by a porous and/or cellular insulating material in the device; the coherently evacuable region comprises an organic porous material comprising at least one of an organic aerogel and an organic xerogel; the organic porous material is obtained by a process comprising: the at least one polyfunctional aromatic amine is a compound of formula (I): where: