COMPOSITION FOR PREPARING HYDRAULIC ARTIFICIAL CLAY, HYDRAULIC ARTIFICIAL CLAY COMPOSITION BASED THEREON, AND METHOD FOR PRODUCING THE SAME

To provide an artificial clay composition which is composed of an environmentally friendly material and exhibits water resistance, and in some cases, water repellency after kneading with water and curing.SOLUTION: The hydraulic artificial clay composition according to the present invention includes:...

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1. Verfasser: MIZUTANI KOZO
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To provide an artificial clay composition which is composed of an environmentally friendly material and exhibits water resistance, and in some cases, water repellency after kneading with water and curing.SOLUTION: The hydraulic artificial clay composition according to the present invention includes: glue derived from starch swollen in the presence of sodium hydroxide; reactive-crystallized calcium carbonate powders contained as being dispersed in the glue; sodium hydroxide; water; and a hydrolysate of a fatty acid polyester with an alkali.SELECTED DRAWING: None 【課題】環境に優しい素材から構成され、水で混錬して硬化した後には、耐水性、場合によっては撥水性を呈する人工粘土組成を提供する。【解決手段】本発明に係る水硬性人工粘土組成は、水酸化ナトリウムの存在下で膨潤した澱粉由来の糊と、該糊の中に分散して含まれる反応晶析炭酸カルシウム粉末と、水酸化ナトリウムと、水と、脂肪酸ポリエステルのアルカリによる加水分解物とを含むことを特徴とする水硬性人工粘土調製用組成である。【選択図】なし