ULTRARAPID HARDENING CEMENT COMPOSITION AND DISPERSANT FOR ULTRARAPID HARDENING CEMENT COMPOSITION
    3.
    发明申请
    ULTRARAPID HARDENING CEMENT COMPOSITION AND DISPERSANT FOR ULTRARAPID HARDENING CEMENT COMPOSITION 有权
    超声波硬化水泥组合物和超声波硬化水泥组合物的分散剂

    公开(公告)号:US20090131560A1

    公开(公告)日:2009-05-21

    申请号:US12065443

    申请日:2006-08-30

    IPC分类号: C04B24/26

    摘要: To provide an ultrarapid hardening cement composition with high strength, the composition having: excellent fluidity; excellent usable time; and excellent initial strength under low temperature atmosphere as well as under general temperature atmosphere, and improving strength and durability of a hardening product of the composition. An ultrarapid cement hardening composition comprising: an ultrarapid hardening cement (A) comprising a calcium aluminate; and a cement dispersant (B), wherein the cement dispersant (B) comprises a copolymer having: a repeating unit derived from a monomer represented by the following formula (1): in the formula, R1 being the same or different and each representing a hydrogen atom or an alkyl group containing 1 to 18 carbon atoms; n representing an average molar number of addition and being a number of 10 to 300; and a repeating unit derived from a monomer represented by the following formula (2) in the formula, M representing a hydrogen atom, a monovalent metal atom, a divalent metal atom, an ammonium group, or an organic amine group.

    摘要翻译: 为了提供高强度的超硬硬化水泥组合物,其组成具有优异的流动性; 优秀的可用时间; 并且在低温气氛以及一般温度气氛下具有优异的初始强度,并提高组合物的硬化产物的强度和耐久性。 一种超级水泥硬化组合物,其包含:包含铝酸钙的超硬硬化水泥(A) 和水泥分散剂(B),其中所述水泥分散剂(B)包含共聚物,所述共聚物具有:衍生自由下式(1)表示的单体的重复单元:在该式中,R 1相同或不同,各自表示 氢原子或含有1至18个碳原子的烷基; n表示平均加成摩尔数,为10〜300的数; 和由下式中由下式(2)表示的单体衍生的重复单元,M表示氢原子,一价金属原子,二价金属原子,铵基或有机胺基。