ACCELERATING AGENT, SPRAY MATERIAL AND SPRAY PROCESS

Japanese Patent JP3877374

B2

PROBLEM TO BE SOLVED: To provide a curing accelerating agent and a spray material for spraying to the ceiling part or the wall part of a tunnel or the like, free from adverse effect on working environment or ambient environment and having excellent accelerating property.
SOLUTION: The accelerating agent contains a CaO-Al2O3-LiO2 based material 1-15wt.% in LiO2 content and aluminum sulfate as effective components. And the curing accelerating agent contains the CaO-Al2O3-Li2O based material 1-15wt.% in LiO2 content, aluminum sulfate and a pozzolane material as effective components. The pozzolane material is one or more kinds selected from a group composed of a silica fume, a meta kaoline, a blast furnace slag and a fly ash. The spray material contains cement and the accelerating agent as effective components. A spray concrete contains the spray material as an effective components. The spray process is by spraying the spray concrete.

JP2928317	INDUSTRIAL APPLICABILITY: Noro-reducing agent for centrifugal molding
WO/2002/006180	COMPOSITION FOR GYPSUM PLASTER BASE BOARD, METHOD FOR PREPARING SAME AND FOR MAKING GYPSUM PLASTER BASE BOARDS
JP2000302508	REBOUND RATIO REDUCING AGENT AND SPRAYING CONSTRUCTION METHOD USING THE SAME

Ishida product
Minoru Morioka
Toshio Mihara

JP5503397A

February 07, 2007

March 10, 1997

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DENKI KAGAKU KOGYO KABUSHIKI KAISHA

C04B22/08; E21D11/10; C04B22/14; C04B40/00; C04B103/12; (IPC1-7): C04B22/08; C04B22/14; E21D11/10; //C04B103:12

JP8026797A
JP3037145A
JP8119698A

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