公开(公告)号：US20180290926A1

公开(公告)日：2018-10-11

申请号：US15573999

申请日：2016-05-12

Applicant: Holcim Technology Ltd.

Inventor： Moussa BAALBAKI ,  Bill GONG ,  David BABAYAN ,  Winnie MATTHES

IPC: C04B28/04 ,  C04B14/06 ,  C04B22/06 ,  C04B24/32

CPC classification number: C04B28/04 ,  C04B14/06 ,  C04B22/064 ,  C04B24/32 ,  C04B40/0042 ,  C04B2111/346 ,  C04B24/02

Abstract: A concrete composition having, in a mixture with water, a hydraulic binder, sand, aggregates, an expanding agent and a shrinkage reducing admixture, wherein the expanding agent is calcium oxide having a low reactivity such that the concrete casted using the composition does not expand by more than 0.05 vol. % during the first 10 days, preferably not expanding more than 0.05 vol. % during the first 7 days, after having been cast.

公开(公告)号：US20180148375A1

公开(公告)日：2018-05-31

申请号：US15576179

申请日：2016-05-18

Applicant: Holcim Technology Ltd.

Inventor： David BABAYAN ,  Moussa BAALBAKI ,  Bill GONG

IPC: C04B28/04 ,  C04B28/08 ,  C04B14/06 ,  C04B24/04 ,  C04B24/20 ,  C04B24/26 ,  C04B24/02 ,  C04B22/06

CPC classification number: C04B28/04 ,  C04B14/06 ,  C04B22/064 ,  C04B24/023 ,  C04B24/04 ,  C04B24/20 ,  C04B24/2611 ,  C04B28/08 ,  C04B2103/302 ,  C04B2111/00068 ,  C04B2111/60 ,  C04B2201/50 ,  Y02P40/146 ,  Y02W30/92 ,  Y02W30/94 ,  C04B14/28 ,  C04B18/08 ,  C04B18/141 ,  C04B20/008 ,  C04B2103/0088 ,  C04B2103/32 ,  C04B2103/58 ,  C04B24/02 ,  C04B24/226 ,  C04B24/2641

Abstract: The concrete composition includes, in a mixture with water, a hydraulic binder, sand and aggregates, wherein the hydraulic binder includes a Portland cement of high reactivity, and the hydraulic binder is present in an amount of 280-340 kg per cubic meter of concrete, a shrinkage reducing admixture is present in an amount of 0-4 L per cubic meter of concrete, and water is present in an amount of 140-160 L per cubic meter of concrete.