INCOMBUSTIBLE HOUSING MATERIAL AND INCOMBUSTIBLE HEAT-INSULATING HOUSING MATERIAL

• Main Authors: NAGASAKI HIRONORI, ARAKI AKITOSHI, YAMASHITA TOSHIHIRO
• Format: Patent
• Language: English; Japanese
• Published: 15.11.2018
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; GENERAL PROCESSES OF COMPOUNDING; LIME, MAGNESIA; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; REFRACTORIES; SLAG; THEIR PREPARATION OR CHEMICAL WORKING-UP; TREATMENT OF NATURAL STONE; WORKING-UP

PROBLEM TO BE SOLVED: To provide an incombustible housing material having incombustibility and also capable of adding heat-insulating property.SOLUTION: There is provided an incombustible housing material containing (1) calcium aluminate having CaO content of 40 mass% or more, (2) gypsum dihydrate, (3) in organic powder having a hollow structure with average particle diameter of 10 to 100 μm, and (4) a material separation inhibitor, in which used amount of (2) is 70 to 250 pts.mass based on 100 pts.mass of (1), used amount of (3) is 0 to 100 pts.mass based on total 100 pts.mass of (1) and (2), and used amount of (4) is 0.05 to 25 pts.mass based on total 100 pts.mass of (1) and (2), and used for filling into a resin molded body consisting of an expanded polystyrene resin.SELECTED DRAWING: Figure 1 【課題】不燃性を有しながら、断熱性も付与できる不燃性建材の提供。【解決手段】（１）ＣａＯ含有量が４０質量％以上のカルシウムアルミネート、（２）二水セッコウ、（３）平均粒子径が１０〜１００μｍの中空構造を有する無機粉末、（４）材料分離防止剤を含有する不燃性建材であり、（２）の使用量が（１）１００質量部に対して７０〜２５０質量部であり、（３）の使用量が（１）と（２）の合計１００質量部に対して０〜１００質量部であり、（４）の使用量が（１）と（２）の合計１００質量部に対して０．０５〜２５質量部である不燃性建材であり、発泡ポリスチレン樹脂からなる樹脂成形体への充填に用いる不燃性建材。【選択図】図１