Hydraulic substance with water stable particle coating

Details Hydraulic substance with water stable particle coating Hydraulic substance with water stable particle coating

1994-07-27

1996-12-17

Group, Karl

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106713, 106738, 106819, 264122, 428403, 428404, 428688, C04B 702, C04B 1400, C04B 1406

Patent

active

055849270

ABSTRACT:
The hydraulic substance according to the present invention comprises a certain amount of solid particles A (such as portland cement and mixed cement comprising portland cement), an average diameter thereof is 5 to 50 .mu.m, and solid particles B (such as silica fume comprising amorphous silica), an average diameter thereof is less than 1/5 of the particles A, and the particles B have such characteristic that they cohere to the surfaces of the particles A in water, and the quantity of the particles B is arranged such that they cover at least to make a single layer over the whole or part of surfaces of the particles A to cover whole or part of surfaces of particles A with particles B at least with a single layer, and the quantity of the water is arranged such that it is less than 60% of the total amount of the particles A and particles B.

REFERENCES:
patent: 4923665 (1990-05-01), Andersen et al.
patent: 4933031 (1990-06-01), Blomberg et al.
patent: 4935060 (1990-06-01), Dingsoyr

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