▎ 摘　　要

NOVELTY - Composition comprises cement, aggregate, graphene oxide, 3-(E)-(1,3-benzothiazol-2-ylhydrazono)methyl-4-(E)-3-4-(6-prop-2-enoyloxyhexoxy)phenylprop-2-enoyloxy-phenyl (E)-3-4-(6-prop-2-enoyloxyhexoxy)phenylprop-2-enoate compound (I), 3-(E)-(E)-4-(2-fluoro-4-propyl-phenyl)phenylmethylenehydrazonomethyl-4-4-(3-prop-2-enoyloxypropoxy)cyclohexanecarbonyloxy-phenyl 4-(3-prop-2-enoyloxypropoxy)cyclohexanecarboxylate compound (II), and (Z)-3-2-(E)-4-(diethylamino)phenylazothieno2,3-dthiazol-5-yl-2-(4-hexoxyphenyl)prop-2-enenitrile compound (III). USE - The composition of repair materials is useful for repairing concrete structures (claimed). ADVANTAGE - The composition prevents neutralization of concrete, improves bending strength and compressive strength of concrete structure. DETAILED DESCRIPTION - Composition comprises cement, aggregate, 0.01-0.3 pts. wt. graphene oxide, 0.1-0.2 pts. wt. 3-(E)-(1,3-benzothiazol-2-ylhydrazono)methyl-4-(E)-3-4-(6-prop-2-enoyloxyhexoxy)phenylprop-2-enoyloxy-phenyl (E)-3-4-(6-prop-2-enoyloxyhexoxy)phenylprop-2-enoate of formula (I), 0.1-0.2 pts. wt. 3-(E)-(E)-4-(2-fluoro-4-propyl-phenyl)phenylmethylenehydrazonomethyl-4-4-(3-prop-2-enoyloxypropoxy)cyclohexanecarbonyloxy-phenyl 4-(3-prop-2-enoyloxypropoxy)cyclohexanecarboxylate of formula (II), 0.1-0.2 pts. wt. (Z)-3-2-(E)-4-(diethylamino)phenylazothieno2,3-dthiazol-5-yl-2-(4-hexoxyphenyl)prop-2-enenitrile of formula (III), and 0.05-0.1 pts. wt. 3-(E)-(1,3-benzothiazol-2-ylhydrazono)methyl-4-4-(E)-3-oxo-3-(4-prop-2-enoyloxybutoxy)prop-1-enylbenzoyloxy-phenyl 4-(E)-3-oxo-3-(4-prop-2-enoyloxybutoxy)prop-1-enylbenzoate (IV) based on 100 pts. wt. solid content. The composition further comprises 30-40 pts. wt. type 1 ordinary portland cement, 2-6 pts. wt. calcium aluminate cement, 2-5 pts. wt. alumina cement, 2-5 pts. wt. calcium sulfonate, 5-10 pts. wt. silica sand having an average particle diameter of 0.1-0.2 mm, 25-35 pts. wt. silica sand having an average particle diameter of 0.3-0.6 mm, 16-20 pts. wt. silica sand having an average particle diameter of 0.7-1.2 mm, 5-10 pts. wt. pozzolan powder, 0.4-0.8 pts. wt. alkylalkoxysilane and 0.1-0.3 pts. wt. staple cellulose fibers. AN INDEPENDENT CLAIM is also included for method of repairing a concrete structure in which the cross section is repaired by pouring the repair material composition on the concrete structure.