Multilayer insulation plate
A technology of multi-layer thermal insulation and thermal insulation board, which is applied in the direction of thermal insulation, layered products, metal layered products, etc. It can solve the problems of heavy weight, great influence, and no sound insulation effect of the insulation board, so as to increase the sound insulation effect Effect
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[0011] The technical solutions provided by the present invention will be described in detail below in conjunction with specific examples. It should be understood that the following specific embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention.
[0012] The invention provides a multi-layer thermal insulation board. The thermal insulation board comprises a decorative surface layer 1 located at the outermost layer, an inorganic thermal insulation layer 4, a vacuum layer 5, and a sound insulation thermal insulation layer 6. The lower part of the decorative surface layer 1 is provided with a polyurethane foam layer 3, and the polyurethane foam The thickness of the layer 3 is 20-30mm, the upper layer of the inorganic insulation layer 4 is connected with the lower layer of the polyurethane foam layer 3, the interior of the inorganic insulation layer 4 can be filled with cement vitrified microbeads and expanded pe...
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