Patent ID: 6063471
Filing Date: 2000-05-16
Classification: F16L,F25D,Y10T

Abstract:
A heat-insulating body, comprising:a) a porous pressed molded part having a bulk density of from 50 to 300 kg/m.sup.3, which has been obtained by comminution of rigid plastics foam to powder or flakes, wherein the foam powder or flakes have a particle size of from 0.1 to 2 mm, and binding of the powder or the flakes using a binder, with simultaneous or subsequent pressing with shaping andb) a film covering the pressed molded part, with the film which covers the pressed molded part having been evacuated and then hermetically sealed, wherein said pressed molded part has been freed from volatile constituents by tempering at temperatures of from 50 to 250.degree. C. and optionally, at a low pressure.