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METHOD OF PRODUCING POWDER DISPERSANT COMPOSITION FOR HYDRAULIC COMPOSITION
To provide a method of producing a powder dispersant composition for a hydraulic composition, capable of producing phosphoric acid based dispersant in a powdered form at a high yield.SOLUTION: The method of producing a powder dispersant composition for a hydraulic composition, comprises a process of adjusting a mixture containing a compound comprising a phosphate group, and water to pH 7.5 or higher and drying the mixture, to produce powder containing a compound comprising the phosphate group.SELECTED DRAWING: None
【課題】粉末状態のリン酸系分散剤を高い収率で製造できる、水硬性組成物用粉末分散剤組成物の製造方法を提供する。【解決手段】リン酸エステル基を有する化合物及び水を含有する混合物を、前記混合物のｐＨを７．５以上として乾燥させて、前記リン酸エステル基を有する化合物を含有する粉末を製造することを含む、水硬性組成物用粉末分散剤組成物の製造方法。【選択図】なし
METHOD OF PRODUCING POWDER DISPERSANT COMPOSITION FOR HYDRAULIC COMPOSITION
To provide a method of producing a powder dispersant composition for a hydraulic composition, capable of producing phosphoric acid based dispersant in a powdered form at a high yield.SOLUTION: The method of producing a powder dispersant composition for a hydraulic composition, comprises a process of adjusting a mixture containing a compound comprising a phosphate group, and water to pH 7.5 or higher and drying the mixture, to produce powder containing a compound comprising the phosphate group.SELECTED DRAWING: None
【課題】粉末状態のリン酸系分散剤を高い収率で製造できる、水硬性組成物用粉末分散剤組成物の製造方法を提供する。【解決手段】リン酸エステル基を有する化合物及び水を含有する混合物を、前記混合物のｐＨを７．５以上として乾燥させて、前記リン酸エステル基を有する化合物を含有する粉末を製造することを含む、水硬性組成物用粉末分散剤組成物の製造方法。【選択図】なし
METHOD OF PRODUCING POWDER DISPERSANT COMPOSITION FOR HYDRAULIC COMPOSITION
水硬性組成物用粉末分散剤組成物の製造方法
SHIMADA KOHEI (author) / SAGAWA KEIICHIRO (author) / KAWAKAMI HIROYUKI (author)
2022-04-08
Patent
Electronic Resource
Japanese
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