A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
To provide an admixture composition that improves the compressive strength of hydraulic material compared to a conventional composition.SOLUTION: An admixture composition includes a compound (α) and a phosphoric acid-based compound (β), in which the phosphoric acid-based compound (β) has phosphoric acid groups (phosphate groups) and/or phosphoric ester groups in its structure, and the compound (α) is a compound that satisfies following conditions (i) and (ii). The condition (i) is that a ratio of 15 tap flow value after ten minutes since the beginning of mix of a mortar composition in which the compound is added by solid content concentration of 0.1% in accordance with JASS 5 M402 and the mortar in accordance with JASS 5 M402 in which the compound is not contained: (15 tap flow value of the mortar composition containing the compound)/(15 tap flow value of the mortar not containing the compound)×100 is not more than 120, and the condition (ii) is that a ratio between the ratio of 15 tap flow value after two hours since the beginning of mix of the mortar composition in which the compound is added by solid content concentration of 0.1% in accordance with JASS 5 M402 and the mortar in accordance with JASS 5 M402 in which the compound is not contained and the ratio of 15 tap flow value after ten minutes since the beginning of mix: (the ratio of 15 tap flow value after two hours)/(the ratio of 15 tap flow value after ten minutes)×100 is not more than 110.SELECTED DRAWING: None
【課題】 従来の組成物よりも水硬性材料の圧縮強度を向上させる混和材料組成物を提供する。【解決手段】 化合物（α）とリン酸系化合物（β）とを含み、該リン酸系化合物（β）は、構造中にリン酸（塩）基及び／又はリン酸エステル基を有し、該化合物（α）は、下記（ｉ）及び（ｉｉ）の条件を満たす化合物であることを特徴とする混和材料組成物。（ｉ）該化合物を０．１％の固形分濃度で添加したＪＡＳＳ ５ Ｍ４０２準拠のモルタル組成物と、該化合物を含まないＪＡＳＳ ５ Ｍ４０２準拠のモルタルとの混練開始から１０分後の１５打フロー値の比：（該化合物含有モルタル組成物の１５打フロー値）／（該化合物を含まないモルタルの１５打フロー値）×１００が１２０以下（ｉｉ）該化合物を含まないＪＡＳＳ ５ Ｍ４０２準拠のモルタルに対する、該化合物を０．１％の固形分濃度で添加したＪＡＳＳ ５ Ｍ４０２準拠のモルタル組成物の混練開始から２時間後の１５打フロー値の比と、混練開始から１０分後の１５打フロー値の比との比：（２時間後の１５打フロー値の比）／（１０分後の１５打フロー値の比）×１００が１１０以下【選択図】なし
To provide an admixture composition that improves the compressive strength of hydraulic material compared to a conventional composition.SOLUTION: An admixture composition includes a compound (α) and a phosphoric acid-based compound (β), in which the phosphoric acid-based compound (β) has phosphoric acid groups (phosphate groups) and/or phosphoric ester groups in its structure, and the compound (α) is a compound that satisfies following conditions (i) and (ii). The condition (i) is that a ratio of 15 tap flow value after ten minutes since the beginning of mix of a mortar composition in which the compound is added by solid content concentration of 0.1% in accordance with JASS 5 M402 and the mortar in accordance with JASS 5 M402 in which the compound is not contained: (15 tap flow value of the mortar composition containing the compound)/(15 tap flow value of the mortar not containing the compound)×100 is not more than 120, and the condition (ii) is that a ratio between the ratio of 15 tap flow value after two hours since the beginning of mix of the mortar composition in which the compound is added by solid content concentration of 0.1% in accordance with JASS 5 M402 and the mortar in accordance with JASS 5 M402 in which the compound is not contained and the ratio of 15 tap flow value after ten minutes since the beginning of mix: (the ratio of 15 tap flow value after two hours)/(the ratio of 15 tap flow value after ten minutes)×100 is not more than 110.SELECTED DRAWING: None
【課題】 従来の組成物よりも水硬性材料の圧縮強度を向上させる混和材料組成物を提供する。【解決手段】 化合物（α）とリン酸系化合物（β）とを含み、該リン酸系化合物（β）は、構造中にリン酸（塩）基及び／又はリン酸エステル基を有し、該化合物（α）は、下記（ｉ）及び（ｉｉ）の条件を満たす化合物であることを特徴とする混和材料組成物。（ｉ）該化合物を０．１％の固形分濃度で添加したＪＡＳＳ ５ Ｍ４０２準拠のモルタル組成物と、該化合物を含まないＪＡＳＳ ５ Ｍ４０２準拠のモルタルとの混練開始から１０分後の１５打フロー値の比：（該化合物含有モルタル組成物の１５打フロー値）／（該化合物を含まないモルタルの１５打フロー値）×１００が１２０以下（ｉｉ）該化合物を含まないＪＡＳＳ ５ Ｍ４０２準拠のモルタルに対する、該化合物を０．１％の固形分濃度で添加したＪＡＳＳ ５ Ｍ４０２準拠のモルタル組成物の混練開始から２時間後の１５打フロー値の比と、混練開始から１０分後の１５打フロー値の比との比：（２時間後の１５打フロー値の比）／（１０分後の１５打フロー値の比）×１００が１１０以下【選択図】なし
ADMIXTURE COMPOSITION
混和材料組成物
MASANAGA MARI (author)
2019-12-05
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
/
C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
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C08L
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
,
Massen auf Basis makromolekularer Verbindungen