Title:
REGENERATIVE REPAIRING AGENT FOR DEGRADED CONCRETE STRUCTURE AND METHOD FOR REPAIRING THE DEGRADED CONCRETE STRUCTURE
Document Type and Number:
Japanese Patent JP2002174036
Kind Code:
A
Abstract:
To provide a repairing agent for preventing degradation of a concrete structure and regenerating and reinforcing a degraded concrete structure, and to provide a method for repairing the degraded concrete structure.
Modified polyurethane which is good in penetration, is prepared by mixing diisocyanate and xylene to a polyurethane resin. Then, the thus prepared modified polyurethane is employed as the repairing agent and applied onto a concrete surface with a brush or by spraying to form at least two coats. If a stripped portion is in the depth of the concrete structure, the repairing agent is filled by an injecting method.
Inventors:
OTSUKI SUSUMU
KOIZUMI MITSURU
TAMURA YOSHIO
KOIZUMI MITSURU
TAMURA YOSHIO
Application Number:
JP2000403833A
Publication Date:
June 21, 2002
Filing Date:
December 05, 2000
Export Citation:
Assignee:
OTSUKI SUSUMU
KOIZUMI MITSURU
TAMURA YOSHIO
KOIZUMI MITSURU
TAMURA YOSHIO
International Classes:
E04G23/02; C04B41/48; C04B41/63; (IPC1-7): E04G23/02; C04B41/63
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