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    • 7. 发明申请
    • HYDRAULIC BINDER COMPRISING A TERNARY ACCELERATION SYSTEM AND MORTARS AND CONCRETES COMPRISING ONE SUCH BINDER
    • 包含三次加速系统和包含一个这样的粘合剂的混合物的液压粘合剂
    • WO2007039694A3
    • 2007-05-24
    • PCT/FR2006050952
    • 2006-09-27
    • LAFARGE SATESTUD MICHEL
    • TESTUD MICHEL
    • C04B28/08C04B22/06C04B22/14
    • C04B40/0039C04B22/062C04B22/143C04B22/147C04B28/08C04B2103/10C04B7/02
    • The invention relates to a slag-cement-based hydraulic binder, in which the slag cement contains between 20 and 80 wt.- % of a blast furnace slag or a mixture of same in relation to the total weight of the slag cement. The inventive binder is characterised in that it contains at least one accelerating additive which is a ternary system comprising: at least one alkaline metal hydroxide at a concentration such that, during the mixing of the hydraulic binder in water, the molar concentration of alkaline metal hydroxide in water is between 0.05 N and 0.6 N and, preferably, between 0.2 N and 0.4 N; - between 0.2 and 3 wt.- % of at least one alkaline metal sulphate in relation to the slag cement; and at least one calcium sulphate source at a concentration such that the calcium sulphate (CaSO 4 ) represents between 2 and 7 % of the weight of the slag cement.
    • 本发明涉及一种基于渣 - 水泥基的水泥粘合剂,其中矿渣水泥含有相对于炉渣水泥的总重量的高炉渣或其混合物的20-80重量%。 本发明的粘合剂的特征在于其含有至少一种三元体系的促进添加剂,其包括:至少一种碱金属氢氧化物,其浓度使得在将水硬性粘合剂在水中混合时,碱金属氢氧化物的摩尔浓度 在水中为0.05N至0.6N,优选为0.2N至0.4N; 至少一种碱金属硫酸盐相对于矿渣水泥为0.2-3重量% 和至少一种硫酸钙源,其浓度使得硫酸钙(CaSO 4)占渣泥浆重量的2至7%。
    • 8. 发明申请
    • CONCRETE WITH A LOW CLINKER CONTENT
    • 低熟料含量的混凝土
    • WO2010112687A3
    • 2010-11-25
    • PCT/FR2010000243
    • 2010-03-23
    • LAFARGE SASCHWARTZENTRUBER ARNAUDMARTIN MYLENEBENARD PHILIPPESABIO SERGE
    • SCHWARTZENTRUBER ARNAUDMARTIN MYLENEBENARD PHILIPPESABIO SERGE
    • C04B28/04C04B40/00
    • C04B28/04C04B40/0042C04B2111/00051Y02P40/146Y02W30/92Y02W30/94C04B14/06C04B14/106C04B14/108C04B14/28C04B18/08C04B18/141C04B18/146C04B20/008C04B22/147C04B2103/0088C04B2103/32C04B24/2647C04B7/527
    • The present invention relates to a dry binder premix including, in weight proportions: Portland clinker with a Blaine specific surface area of between 4500 and 9500 cm2/g, preferably between 5500 and 8000 cm2/g, the minimum amount of said clinker in weight percent relative to the total weight of the premix being determined according to the following formula (I): [-6.10-3 x SSBk] + 75 where SSBk is the Blaine specific surface area of the clinker in cm2/g; fly ash; at least one alkaline sulphate, the amount of alkaline sulphate being such that the equivalent amount of Na2O in the premix is at least equal to 5 wt % relative to the weight of fly ash; at least one source of SO3, in an amount such that the amount of SO3 in the premix is at least equal to 2 wt % relative to the weight of the Portland clinker; additional materials having a Dv90 at most equal to 200 µm selected from among limestone powders, calcined schists, metakaolins, silica fillers, silica powders, pozzolanas, slag, fly ash and mixtures thereof; the amount of clinker plus the amount of fly ash being at least equal to 75 wt %, preferably 78 wt %, relative to the total weight of the premix; the total amount of clinker in the premix being strictly less than 60 wt % relative to the total weight of the premix. The invention also relates to a dry binder mix produced by mixing the preceding premix with aggregate, as well as to a wet concrete composition produced by mixing with water.
    • 本发明涉及一种干粘结剂预混物,其按重量比例包括:勃氏比表面积为4500-9500cm 2 / g,优选5500-8000cm 2 / g的波特兰熟料,所述熟料的最小量以重量百分比计 相对于预混物的总重量根据下式(I)确定:[-6.10-3×SSBk] +75其中SSBk是熟料的布莱恩比表面积,单位为cm2 / g; 粉煤灰 至少一种碱性硫酸盐,所述碱性硫酸盐的量使得所述预混物中等量的Na 2 O相对于飞灰的重量至少等于5重量%; 至少一种SO3源,其用量使得预混物中SO3的量相对于波特兰熟料的重量至少等于2wt%; 选自石灰石粉,煅烧片岩,偏高岭土,二氧化硅填料,二氧化硅粉末,火山灰,矿渣,粉煤灰及其混合物的Dv90最多等于200μm的其他材料; 熟料的量加上飞灰的量相对于预混物的总重量至少等于75重量%,优选78重量%; 预混物中熟料的总量严格小于预混物总重量的60重量%。 本发明还涉及通过将前述预混物与骨料混合而制得的干粘合剂混合物,以及通过与水混合制得的湿混凝土组合物。
    • 9. 发明申请
    • STRUCTURAL ELEMENT COMPRISING WOOD AND CONCRETE
    • 包括木材和混凝土的结构元件
    • WO2010055227A8
    • 2010-11-04
    • PCT/FR2009001303
    • 2009-11-13
    • LAFARGE SAUNIV CLAUDE BERNARD LYONCHANVILLARD GILLESFERRIER EMMANUELZUBER BRUNO
    • CHANVILLARD GILLESFERRIER EMMANUELZUBER BRUNO
    • E04C2/26E04C3/29
    • E04C3/29E04C2/26E04C3/122
    • The subject of the present invention is a process for manufacturing a structural element comprising the following steps: i) at least two concrete modules of ultra-high performance are bonded together using a structural adhesive; ii) the modules obtained in step i) are assembled with and bonded to a wooden module; iii) optionally, at least one wooden module is bonded using a structural adhesive; iv) optionally, the module(s) obtained in step iii) is (are) assembled with and bonded to either the modules obtained in step i) or the wooden module of step ii); and v) the element obtained in step ii) or in step iv) is pressed and at least two concrete modules of ultra-high performance are not bonded to one another; and at least two concrete modules of ultra-high performance are on the outside part of the structural element obtained in step v).
    • 本发明的目的是一种制造结构元件的方法,包括以下步骤:i)使用结构粘合剂将至少两个超高性能的混凝土模块结合在一起; ii)步骤i)中获得的模块与木模组装并结合在一起; iii)任选地,使用结构粘合剂粘合至少一个木质模块; iv)任选地,步骤iii)中获得的模块与步骤i)中获得的模块或步骤ii)的木模组装并结合; 和v)在步骤ii)或步骤iv)中获得的元件被压制,并且至少两个超高性能的混凝土模块不彼此结合; 并且在步骤v)中获得的结构元件的外部部分上具有至少两个超高性能的混凝土模块。
    • 10. 发明申请
    • ADDITIVES FOR CEMENT
    • 水泥添加剂
    • WO2009118652A8
    • 2010-10-14
    • PCT/IB2009005415
    • 2009-03-24
    • LAFARGE SAGARTNER ELLISMORIN VINCENT
    • GARTNER ELLISMORIN VINCENT
    • C04B22/08C04B24/12C04B28/06
    • C04B28/065C04B22/085C04B24/122
    • The invention provides a belite-calcium sulphoaluminate-ferrite (BCSAF) cement composition comprising: a BCSAF clinker which clinker has the following mineralogical composition, based on the total weight of the clinker: 5 to 25%, preferably 10 to 20%, of a calcium aluminoferrite phase having the general formula C2AxF(1-X), wherein X is from 0.2 to 0.8; 15 to 35% of a calcium sulphoaluminate phase; 40 to 75% of belite (C2S); from 0.01 to 10% in total of one or more minor phases selected from calcium sulphates, alkali metal sulphates, perovskite, calcium aluminates, gehlenite, free lime and periclase and/or a vitreous phase; and an alkanolamine.
    • 本发明提供了一种贝氏体 - 硫酸钙铁素体(BCSAF)水泥组合物,其包含:基于熟料总重量的熟料具有以下矿物组成的BCSAF熟料:5至25%,优选10至20%的 具有通式C2AxF(1-X)的铝铝氧酸钙相,其中X为0.2至0.8; 15〜35%的硫铝酸钙相; 40%至75%的贝特(C2S); 一个或多个选自硫酸钙,碱金属硫酸盐,钙钛矿,铝酸钙,鹅耳石,游离石灰和百日咳酶和/或玻璃体相的次要盐的总和为0.01至10% 和链烷醇胺。