IMPREGNATING AGENT FOR CONCRETE

• Main Author: AOKI HARUO
• Format: Patent
• Language: English; Japanese
• Published: 26.09.2019
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TREATMENT OF NATURAL STONE

To provide a concrete repairing agent which comprises an alkali metal silicate and an alkylalkoxysilane and in which the concrete repairing and the concrete deterioration prevention can be realized by using it as one package solution.SOLUTION: A concrete repairing agent of this invention includes an alkali metal silicate, an alkylalkoxysilane, an alkali metal siliconate represented by the following general formula (1), and a solvent. (In general formula (1), Rrepresents an alkyl group having 1 to 12 carbon atoms, Rrepresents a hydrogen atom or an alkyl group having 1 to 12 carbon atoms, M represents an alkali metal, a and b each represent an integer of 0 or more, and c represents an integer of 1 or more (provided that a + b + c=4 is satisfied)).SELECTED DRAWING: None 【課題】ケイ酸アルカリ金属ケイ酸塩とアルキルアルコキシシランとを含み、コンクリートの補修および劣化の防止を一液で実現可能なコンクリート補修剤の提供を提供する。【解決手段】コンクリート用補修剤は、アルカリ金属ケイ酸塩と、アルキルアルコキシシランと、下記一般式（１）で表される、アルカリ金属シリコネートと、溶媒と、を含む。【化１】（一般式（１）中、Ｒ１は炭素数１〜１２のアルキル基を表し、Ｒ２は水素原子または炭素数１〜１２のアルキル基を表し、Ｍはアルカリ金属を表し、ａおよびｂは０以上の整数を表し、およびｃは１以上の整数を表す（ただし、ａ＋ｂ＋ｃ＝４を満たす））【選択図】なし