タンニン媒染の英語

低分子化した澱粉にタンニン等ポリフェノールにこれらの化合物とキレート媒染効果を持つ２価金属末あるいはその他塩類、酸化鉄末、石灰岩末等鉱物の粉砕物を加え、水と混練し、その混合物を押し出し加工機で糊化成形し、加熱処理を行い、耐水性と耐久性がある生分解性を持つ砂利製品の製造およびその製造方法を提供する。例文帳に追加

To provide manufacture of ballast goods having biodegradability with water resistance and durability and its manufacturing method, by adding divalent metal powder having chelate mordanting effect or other salts, ferrous oxide powder and a grinding matter of mineral such as limestone powder, to low molecular starch and polyphenole such as tannin or the like, to mix with water to gelatinize the mixture by means of an extrusion molding machine to apply heating treatment. - 特許庁