AGENT FOR REDUCING ADHESION TO PIPING FOR SPRAYING HYDRAULIC COMPOSITION

To provide: an agent for reducing the adhesion to piping for a spraying hydraulic composition, capable of preventing the spraying hydraulic composition from adhering to the piping and nozzle of a spraying machine, and capable of keeping spraying power high even when a high-adhesion spraying hydrauli...

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Bibliographische Detailangaben
1. Verfasser:	TANIMOTO RYU
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS LIME, MAGNESIA METALLURGY MINING ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PREPARING CLAY PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL,e.g. PLASTER REFRACTORIES SHAFTS SLAG THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING TREATMENT OF NATURAL STONE TUNNELS USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS WORKING CEMENT, CLAY, OR STONE
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Beschreibung
Zusammenfassung:	To provide: an agent for reducing the adhesion to piping for a spraying hydraulic composition, capable of preventing the spraying hydraulic composition from adhering to the piping and nozzle of a spraying machine, and capable of keeping spraying power high even when a high-adhesion spraying hydraulic composition is used which comprises an accelerating agent; the spraying hydraulic composition; and a wet-type spraying construction method.SOLUTION: An agent for reducing the adhesion to piping for a spraying hydraulic composition comprises: a polymer (A) comprising a monomer selected from acrylic acid or its salt, acrylic ester, methacrylic acid or its salt, methacrylic acid ester, and acrylamide, and having a weight average molecular weight of 20,000 or more and 6.5 million or less; and (B) an accelerating agent.SELECTED DRAWING: None 【課題】吹付機の配管及びノズルへの付着性を抑制でき、急結剤を配合した粘着性の高い吹付用水硬性組成物であっても高い吐出力を維持できる、吹付用水硬性組成物用配管への付着低減剤、吹付用水硬性組成物、及び湿式吹付工法を提供する。【解決手段】（Ａ）アクリル酸又はその塩、アクリル酸エステル、メタクリル酸又はその塩、メタクリル酸エステル、及びアクリルアミドから選ばれる単量体を含む、重量平均分子量２万以上６５０万以下である高分子、及び（Ｂ）急結剤を含む、吹付用水硬性組成物用配管への付着低減剤。【選択図】なし