Wirth, HarryHarryWirth2022-03-082022-03-081996https://publica.fraunhofer.de/handle/publica/303433The transparent heat insulation, between a glass pane and frame, and a rear wall, is of blades and membranes with a thickness of less than 1 mum, applied to the glass pane at an angle of less than or more than 90 deg.. Also claimed is the mfg. process where the membranes are of a polymer soln. floating in series or parallel on a carrier fluid, using a tenside system for the polymer and carrier fluid. USE - In insulating windows, sunlight collectors or transparent facades etc. ADVANTAGE - Improved heat damping and transmission.de608621697patent1995-19509545