Demolition agent for demolishing brittle materials

Details Demolition agent for demolishing brittle materials Demolition agent for demolishing brittle materials

1982-12-07

1984-10-16

Poer, James

Compositions: coating or plastic

Coating or plastic compositions

Proteinaceous material containing

106 90, 106 97, 106118, 106119, C04B 732, C04B 1306

Patent

active

044772840

ABSTRACT:
According to the present invention, a demolition agent for demolishing brittle materials is provided which comprises 30 to 90 parts by weight of a soft-burned quick lime powder having a crystal size of less than 10 microns and a specific surface area of 1,000 to 5,000 cm.sup.2 /g (Blaine) and 10 to 70 parts by weight of a hydraulic material, and further including, relative to 100 parts by weight of the mixture of the soft-burned quick lime and the hydraulic material, 0.5 to 15 parts by weight of a hydration retarder and 0.1 to 5 parts by weight of a water-reducing agent.

REFERENCES:
patent: 3558526 (1971-01-01), Hall
patent: 4354877 (1982-10-01), Kawano et al.
patent: 4409030 (1983-10-01), Minegishi et al.

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