Heat insulation material
AssigneeAnmin Manufacturing Co., Ltd.
InventorsTaijiro Maekawa, Yukio Fujino
Life of this patent
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Abstract
A heat insulation material which is used as wadding for winter clothes, bedclothes, cushions, etc. A fibrous sheet material such as non-woven fabrics, knitted fabrics and textile is used to support or carry a metal and the fibrous sheet material having a metal deposited surface is fixed to a heat insulating fibrous layer.
Claims11
A permeable heat insulating material comprising a supporting material composed of fibrous material, a reflecting layer made of metal or non-metal formed on a surface of the supporting material, and a heat insulating fibrous layer laminated on another surface of of the supporting material;
- the heat insulating material being laminated so that the reflecting layer is placed outwardly, the supporting material is integrally fixed to the heat insulating layer, and the reflecting layer is formed on the surfaces of fibers or yarns of the fibrous sheet material composing the supporting material prior to lamination of the heat insulating layer thereto.
Dependencies are inferred from the claim text.