Invention Grant
- Patent Title: High strength class C fly ash cementitious compositions with controllable setting
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Application No.: US16545012Application Date: 2019-08-20
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Publication No.: US10981828B2Publication Date: 2021-04-20
- Inventor: Weiliang Gong , Hui Xu , Werner Lutze , Ian L. Pegg
- Applicant: The Catholic University of America
- Applicant Address: US DC Washington
- Assignee: The Catholic University of America
- Current Assignee: The Catholic University of America
- Current Assignee Address: US DC Washington
- Agency: Miles & Stockbridge P.C.
- Agent Ajay A. Jagtiani
- Main IPC: C04B18/08
- IPC: C04B18/08 ; C04B7/06 ; C04B12/00 ; C04B14/26 ; C04B18/06 ; C04B18/16 ; C04B14/36
Abstract:
An embodiment includes a Class C fly ash (CFA) cementitious composition with a controllable setting time comprising at least one Class C fly ash; at least one alkali hydroxide; at least one source of phosphate; and water. Alternate embodiments include a Class C fly ash (CFA) cementitious composition with a solid activator comprising at least one Class C fly ash; at least one alkali carbonate; at least one source of phosphate; and water.
Public/Granted literature
- US20200062645A1 HIGH STRENGTH CLASS C FLY ASH CEMENTITIOUS COMPOSITIONS WITH CONTROLLABLE SETTING Public/Granted day:2020-02-27
Information query
