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    White color ultrahigh-strength concrete and method of manufacturing the same
    4.
    发明专利
    White color ultrahigh-strength concrete and method of manufacturing the same 有权
    白色超强度混凝土及其制造方法

    公开(公告)号：JP2011184237A

    公开(公告)日：2011-09-22

    申请号：JP2010051218

    申请日：2010-03-09

    申请人： Taiheiyo Cement Corp ,  太平洋セメント株式会社

    发明人： SUGIYAMA SHINGO ,  ISHIDA MASAO ,  TANAKA TOSHITSUGU

    IPC分类号： C04B28/02 ,  C04B7/02 ,  C04B14/28 ,  C04B14/38 ,  C04B14/48 ,  C04B16/06 ,  C04B24/26

    CPC分类号： C04B28/028 ,  C04B14/02 ,  C04B14/28 ,  C04B14/386 ,  C04B14/48 ,  C04B16/06 ,  C04B20/0096 ,  C04B2103/302

    摘要： PROBLEM TO BE SOLVED: To provide concrete which has a higher degree of white color and is excellent in design property while retaining properties of the conventional ultrahigh-strength concrete in the aspects of fluidity, strength, endurance, etc. SOLUTION: The white color ultrahigh-strength concrete is made of a hardened body of a compounded material including: cement (hereinafter described as low-heat white color cement) in which the content of alite quantified by Rietveld analysis using powder X-ray diffraction is 20.0 to 40.0 mass%, the content of belite is 40.0 to 70.0 mass%, the content of aluminate phase is 4.0 mass% or less and the content of ferrite phase is 1.5 mass% or less; fine powder having a BET specific surface of 3 to 20 m 2 /g, lime powder having a Blaine specific surface of 4,000 to 10,000 cm 2 /g and aggregate particles having the percentage of passage through 1.5 mm sieve of 90 wt.%; water; and a water-reducing agent, and the L-value of a mixture of the low-heat white color cement, fine powder and lime powder is at least 75. COPYRIGHT: (C)2011,JPO&INPIT

    摘要翻译： 要解决的问题：提供具有较高白度并具有优异的设计性能的混凝土，同时在流动性，强度，耐久性等方面保持常规超高强度混凝土的性能。 解决方案：白色超高强度混凝土由复合材料的硬化体制成，包括：通过使用粉末X射线衍射的Rietveld分析量化的Alite含量为水泥（以下称为低热白色水泥） 20.0〜40.0质量％，贝氏体含量为40.0〜70.0质量％，铝酸盐相的含量为4.0质量％以下，铁素体相的含量为1.5质量％以下。 BET比表面积为3〜20m 2 / SP / g的细粉末，具有4,000〜10,000cm 2 SP / 2以上的布莱恩比表面积的石灰粉末和具有 通过1.5mm筛的90wt。％的百分比; 水; 和减水剂，低热白色水泥，细粉和石灰粉的混合物的L值至少为75.版权所有（C）2011，JPO＆INPIT

    Concrete composition using blast furnace slag composition
    6.
    发明专利
    Concrete composition using blast furnace slag composition 有权
    使用BLAST FURNACE SLAG COMPOSITION的混凝土组合物

    公开(公告)号：JP2010285289A

    公开(公告)日：2010-12-24

    申请号：JP2009137959

    申请日：2009-06-09

    申请人： Takemoto Oil & Fat Co Ltd ,  Takenaka Komuten Co Ltd ,  株式会社竹中工務店 ,  竹本油脂株式会社

    发明人： YONEZAWA TOSHIO ,  MITSUI TATEO ,  INOUE KAZUMASA ,  IKEO YOSAKU ,  WACHI MASAHIRO ,  HASUMI TAKASHI ,  KINOSHITA MITSUO ,  SAITO KAZUHIDE ,  KURODA MOE ,  TAMAKI SHINJI

    IPC分类号： C04B28/14 ,  C04B18/16 ,  C04B22/06 ,  C04B22/14 ,  C04B24/26 ,  C04B24/32

    CPC分类号： C04B28/14 ,  C04B2111/34 ,  Y02W30/94 ,  Y02W30/95 ,  C04B14/02 ,  C04B18/141 ,  C04B18/167 ,  C04B20/0076 ,  C04B20/0096

    摘要： PROBLEM TO BE SOLVED: To provide a concrete composition, while suppressing the exhaust amount of carbon dioxide, which can secure satisfactory applicability in a state where the reduction in the fluidity and the reduction in an air amount with the lapse of time in the prepared concrete composition are suppressed, further can suppress the drying shrinkage of the obtained hardened body, and can make the required strength appear in the obtained hardened body as well.
    SOLUTION: The concrete composition at least comprises a binder, water, fine aggregate, coarse aggregate and an admixture. As the binder, the following blast furnace slag composition is used, and also, the mass ratio of water/the blast furnace slag composition is regulated to 30 to 60%. The blast furnace slag composition is obtained, per 100 pts.mass of a mixture comprising blast furnace slag fine powder having fineness of 3,000 to 13,000 cm
    2 /g in a ratio of 80 to 95 pts.mass and gypsum in a ratio of 5 to 20 pts.mass (total 100 mass%), by adding regenerated concrete fine powder with a calcium hydroxide content of 3 to 15 pts.mass separated from dismantled concrete in a ratio of 3 to 15 pts.mass.
    COPYRIGHT: (C)2011,JPO&INPIT

    摘要翻译： 要解决的问题：为了提供一种混合物组合物，同时抑制二氧化碳的排出量，其可以在流动性的降低和空气量随时间流逝的状态下确保满意的适用性 所制备的混凝土组合物被抑制，进一步抑制所得硬化体的干燥收缩，并且也可以在所得的硬化体中出现所需的强度。 解决方案：混凝土组合物至少包含粘合剂，水，细骨料，粗骨料和混合物。 作为粘合剂，使用以下的高炉渣组成，水/高炉渣组成的质量比也调节为30〜60％。 获得高炉炉渣组合物，每100个小块的混合物，其混合物包含80至95重量份的细度为3,000至13,000厘米SP / 2 / g的高炉矿渣细粉，和 比例为5〜20质量百分比（总计100质量％）的石膏，加入氢氧化钙含量为3〜15重量％的再生混凝土细粉，与3〜15重量比的混凝土分离 。 版权所有（C）2011，JPO＆INPIT

    Ultra-high-strength high-fluidity concrete, and ultra-high-strength high-fluidity fresh concrete
    7.
    发明专利
    Ultra-high-strength high-fluidity concrete, and ultra-high-strength high-fluidity fresh concrete 有权
    超高强度高流体混凝土和超高强度高流体混凝土

    公开(公告)号：JP2009051682A

    公开(公告)日：2009-03-12

    申请号：JP2007218300

    申请日：2007-08-24

    申请人： Sumitomo Mitsui Construction Co Ltd ,  Sumitomo Osaka Cement Co Ltd ,  三井住友建設株式会社 ,  住友大阪セメント株式会社

    发明人： KOIDE TAKAO ,  SUZUKI YASUNORI ,  NAGAOKA SEIICHI ,  KAWAKAMI KOJI ,  MATSUDA HIROSHI ,  NISHIMOTO YOSHIKATSU

    IPC分类号： C04B28/02 ,  C04B14/04 ,  C04B14/06 ,  C04B14/14 ,  C04B14/30 ,  C04B18/14 ,  C04B20/00 ,  C04B24/26 ,  C04B40/02

    CPC分类号： C04B28/02 ,  C04B2201/52 ,  Y02W30/94 ,  C04B18/02 ,  C04B18/146 ,  C04B20/0096

    摘要： PROBLEM TO BE SOLVED: To provide an ultra-high-strength high-fluidity concrete and an ultra-high-strength high-fluidity fresh concrete, each of which has a high strength development and a high fluidity and is capable of achieving a compressive strength of >200 N/mm 2 , even in an ultra-high-strength region characterized by a water-binder ratio of ≤15.0%. SOLUTION: The ultra-high-strength high-fluidity concrete comprises: a hydraulic binder prepared by replacing 10-30 wt.% of cement by a silica fine powder having a specific surface area measured by the BET method of 1-20 m 2 /g; a coarse aggregate having an average grain size of 10-20 mm, a density in oven-dry condition of ≥2.60 g/cm 3 and a water absorption of ≤1.20%; an artificial high-density fine aggregate having a maximum grain size of ≤1.2 mm, a density in oven-dry condition of ≥2.90 g/cm 3 and a water absorption of ≤0.90%; and a chemical admixture. COPYRIGHT: (C)2009,JPO&INPIT

    摘要翻译： 要解决的问题：提供超高强度高流动性混凝土和超高强度高流动性新鲜混凝土，其具有高强度开发和高流动性，并且能够实现 甚至在水粘合剂比为≤15.0％的超高强度区域中，抗压强度> 200N / mm 2 。 解决方案：超高强度高流动性混凝土包括：水硬性粘结剂，其通过用具有比表面积的二氧化硅细粉末替代10-30重量％的水泥制备，所述比表面积通过BET法测量为1-20 m 2 / g; 平均粒径为10〜20mm的粗骨料，烘干条件下的密度≥2.60g/ cm 3，吸水率≤1.20％。 最高粒径≤1.2mm的人造高密度细骨料，烘干条件下的密度≥2.90g/ cm 3，水吸收率≤0.90％。 和化学混合物。 版权所有（C）2009，JPO＆INPIT

    Cement additive and cement composition
    8.
    发明专利
    Cement additive and cement composition 有权
    水泥添加剂和水泥组合物

    公开(公告)号：JP2008266120A

    公开(公告)日：2008-11-06

    申请号：JP2007272398

    申请日：2007-10-19

    申请人： Taiheiyo Cement Corp ,  太平洋セメント株式会社

    发明人： TSUKADA KAZUHISA ,  YAMADA KAZUO ,  HYODO HIKOJI ,  HIRAO CHU

    IPC分类号： C04B14/28 ,  C04B18/14 ,  C04B20/00 ,  C04B28/02

    CPC分类号： C04B40/0039 ,  C04B2103/12 ,  C04B2103/34 ,  C04B14/28 ,  C04B20/0096 ,  C04B28/02

    摘要： PROBLEM TO BE SOLVED: To provide a cement additive which is capable of improving the flowability and shortening the setting time of a cement composition even in the case of a small water-to-powder ratio.
    SOLUTION: The cement additive comprises two kinds of inorganic powders A and B with different BET specific surface areas, provided that the BET specific surface areas of the inorganic powders A and B are within the range of 4-30 m
    2 /g and the difference between the BET specific surface areas of the inorganic powders A and B is at least 2 m
    2 /g. The BET specific surface area of the inorganic powder A is preferably 4-15 m
    2 /g. Examples of the inorganic powders A and B are calcium carbonate fine powder, silica fume or a combination thereof.
    COPYRIGHT: (C)2009,JPO&INPIT

    摘要翻译： 要解决的问题：即使在水与粉末之间的比率较小的情况下，也可提供能够改善水泥组合物的流动性和缩短凝固时间的水泥添加剂。 解决方案：水泥添加剂包括具有不同BET比表面积的两种无机粉末A和B，条件是无机粉末A和B的BET比表面积在4-30μm范围内 2 / g，无机粉末A和B的BET比表面积之差为2m 2 / SP / g以上。 无机粉末A的BET比表面积优选为4-15m 2 / SP / g。 无机粉末A和B的实例是碳酸钙细粉，硅粉或其组合。 版权所有（C）2009，JPO＆INPIT

    Mortar composite material for repairing steel floor slab
    9.
    发明专利
    Mortar composite material for repairing steel floor slab 有权
    用于修理钢板的MORTAR复合材料

    公开(公告)号：JP2008247620A

    公开(公告)日：2008-10-16

    申请号：JP2007087226

    申请日：2007-03-29

    申请人： Kajima Road Co Ltd ,  Sumitomo Osaka Cement Co Ltd ,  住友大阪セメント株式会社 ,  鹿島道路株式会社

    发明人： KODAMA TAKAYOSHI ,  CHIBA HIROYUKI ,  SUZUKI YASUNORI ,  MATSUMOTO KOICHI ,  KOIDE TAKAO

    IPC分类号： C04B28/02 ,  C04B14/02 ,  C04B14/38 ,  C04B14/42 ,  C04B14/48 ,  C04B16/06 ,  C04B18/14 ,  C04B24/24 ,  C04B111/72 ,  E01D19/12 ,  E01D22/00

    CPC分类号： C04B28/02 ,  C04B2111/72 ,  Y02W30/94 ,  C04B18/141 ,  C04B20/0048 ,  C04B20/0096

    摘要： PROBLEM TO BE SOLVED: To provide a concrete composite material for repairing a steel floor slab which has a so-called crack self-repairing function, which disperses concrete cracks in steel floor slab pavement, which can effectively fill a hydraulic hydrate in the cracks by a latent hydraulic property included in concrete and which can prevent the infiltration of a liquid such as water and the like and a gas such as oxygen, carbon dioxide and the like causing corrosion to the steel floor slab.
    SOLUTION: A mortar composite material for repairing the steel floor slab comprises a fiber reinforced high-toughness cement composite material whose essential components are cement, a fine aggregate and a reinforcing fiber and which includes cement coarse powders having a Blaine specific surface area of 500-2,000 cm
    2 /g and/or blast furnace slag coarse powders having a Blaine specific surface area of 500-3,000 cm
    2 /g and/or a blast furnace slag fine aggregate specified in JIS A 5011 and controlled to have a particle size of passing a 0.6 mm sieve in JIS.
    COPYRIGHT: (C)2009,JPO&INPIT

    摘要翻译： 要解决的问题：提供一种用于修复具有所谓的裂纹自修复功能的钢地板的混凝土复合材料，其将钢底板路面中的混凝土裂缝分散，这可以有效地填充水硬性水泥 通过包含在混凝土中的潜在水力特性的裂缝，其可以防止液体如水等的渗入，以及诸如氧气，二氧化碳等的气体对钢结构板产生腐蚀。 解决方案：用于修复钢地板的砂浆复合材料包括纤维增强的高韧性水泥复合材料，其基本成分是水泥，细骨料和增强纤维，并且包括具有布莱恩比表面积的水泥粗粉 具有500-2,000cm 2 / SP / g和/或Blaine比表面积为500-3,000cm 2 / SP / g的高炉矿渣粗粉和/或高炉 在JIS A 5011中规定的控制为具有通过0.6mm筛的粒径的矿渣细骨料。 版权所有（C）2009，JPO＆INPIT

    Cement composition
    10.
    发明专利
    Cement composition 有权
    水泥组合物

    公开(公告)号：JP2007137722A

    公开(公告)日：2007-06-07

    申请号：JP2005334598

    申请日：2005-11-18

    申请人： Ube Ind Ltd ,  宇部興産株式会社

    发明人： ITO TAKAYASU ,  YUGE SACHIO

    IPC分类号： C04B7/13 ,  C04B7/60 ,  C04B22/10 ,  C04B22/12 ,  C04B24/26 ,  C04B28/02 ,  C04B28/08

    CPC分类号： C04B28/06 ,  Y02W30/94 ,  C04B14/28 ,  C04B22/124 ,  C04B22/143 ,  C04B14/02 ,  C04B18/141 ,  C04B20/0096 ,  C04B2103/408

    摘要： PROBLEM TO BE SOLVED: To provide a cement composition excellent in the long-term strength and the flowability by effectively utilizing a chlorine by-pass dust.
    SOLUTION: The cement composition is manufactured by mixing a cement clinker produced at a cement manufacturing plant equipped with a chlorine by-pass apparatus, a chlorine by-pass dust recovered by collecting dust present in an extracted kiln waste gas, gypsum, and limestone. The chlorine by-pass dust contains chlorine, the relationship between the amount of limestone Y mass% and the amount of chloride ion X mass% satisfies 0 3 A and C
    4 AF of the clinker is 18-23 mass%, and the mass ratio of C
    3 S and C
    2 S is 2.0-5.0.
    COPYRIGHT: (C)2007,JPO&INPIT

    摘要翻译： 待解决的问题：通过有效地利用氯旁路灰尘来提供长期强度和流动性优异的水泥组合物。 解决方案：水泥组合物通过混合在装备有氯旁路装置的水泥制造厂生产的水泥熟料，通过收集抽出的窑废气中存在的灰分回收的氯旁路灰，石膏， 和石灰石。 氯旁路粉尘含有氯，石灰石Y质量％与氯离子X质量％之间的关系满足0 3 4 AF为18-23质量％，C <3> S和C 2 S的质量比为 2.0-5.0。 版权所有（C）2007，JPO＆INPIT